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GLONASS

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442: 2230:, were developed beginning in 1990 and first launched in 2003. These satellites possess a substantially increased lifetime of seven years and weigh slightly more at 1,480 kg (3,260 lb). They are approximately 2.4 m (7 ft 10 in) in diameter and 3.7 m (12 ft) high, with a solar array span of 7.2 m (24 ft) for an electrical power generation capability of 1600 watts at launch. The aft payload structure houses 12 primary antennas for L-band transmissions. Laser corner-cube reflectors are also carried to aid in precise orbit determination and geodetic research. On-board 518: 25: 2129: 5629: 147: 2669: 2677: 2309: 7277: 5593: 5617: 185: 161: 510: 5605: 2278:
of the second generation GLONASS-M. It will transmit more navigation signals to improve the system's accuracy — including new CDMA signals in the L3 and L5 bands, which will use modulation similar to modernized GPS, Galileo, and BeiDou. Glonass-K consist of 26 satellites having satellite index 65-98 and widely used in Russian Military space.
644:. The details of the high-precision signal have not been disclosed. The modulation (and therefore the tracking strategy) of the data bits on the L2SF code has recently changed from unmodulated to 250 bit/s burst at random intervals. The L1SF code is modulated by the navigation data at 50 bit/s without a Manchester meander code. 684:, which uses the location of the North Pole in 1984. As of 17 September 2007, the PZ-90 datum has been updated to version PZ-90.02 which differ from WGS 84 by less than 400 mm (16 in) in any given direction. Since 31 December 2013, version PZ-90.11 is being broadcast, which is aligned to the 2919:
On 19 February 2016, three GLONASS satellites experienced a technical failure: the batteries of GLONASS-738 exploded, the batteries of GLONASS-737 were depleted, and GLONASS-736 experienced a stationkeeping failure due to human error during maneuvering. GLONASS-737 and GLONASS-736 were expected to be
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GLONASS-K is a substantial improvement of the previous generation: it is the first unpressurised GLONASS satellite with a much reduced mass of 750 kg (1,650 lb) versus the 1,450 kg (3,200 lb) of GLONASS-M. It has an operational lifetime of 10 years, compared to the 7-year lifetime
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satellites, to be launched from 2023, will feature a full suite of modernized CDMA signals in the existing L1 and L2 bands, which includes L1SC, L1OC, L2SC, and L2OC, as well as the L3OC signal. Glonass-K2 series should gradually replace existing satellites starting from 2023, when Glonass-M launches
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Some modern receivers are able to use both GLONASS and GPS satellites together, providing greatly improved coverage in urban canyons and giving a very fast time to fix due to over 50 satellites being available. In indoor, urban canyon or mountainous areas, accuracy can be greatly improved over using
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Six Block IIa satellites were launched in 1985–1986 with improved time and frequency standards over the prototypes, and increased frequency stability. These spacecraft also demonstrated a 16-month average operational lifetime. Block IIb spacecraft, with a two-year design lifetimes, appeared in 1987,
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for the current satellite (string types 10, 11, and 12 in a sequence) and part of the almanac for three satellites (three strings of type 20). To transmit the full almanac for all current 24 satellites, a superframe of 8 pseudo-frames is required. In the future, the superframe will be expanded to 10
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reverse-engineering indicate that the superframe is composed of 72 frames, each containing 5 strings of 100 bits and taking 10 seconds to transmit, with total length of 36 000 bits or 720 seconds (12 minutes) for the whole navigational message. The additional data are seemingly allocated to critical
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The navigational message is modulated at 50 bits per second. The superframe of the open signal is 7500 bits long and consists of 5 frames of 30 seconds, taking 150 seconds (2.5 minutes) to transmit the continuous message. Each frame is 1500 bits long and consists of 15 strings of 100 bits (2 seconds
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The constellation operates in three orbital planes, with eight evenly spaced satellites on each. A fully operational constellation with global coverage consists of 24 satellites, while 18 satellites are necessary for covering the territory of Russia. To get a position fix the receiver must be in the
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The navigational message of the L3OC signal is transmitted at 100 bit/s, with each string of symbols taking 3 seconds (300 bits). A pseudo-frame of 6 strings takes 18 seconds (1800 bits) to transmit. A superframe of 8 pseudo-frames is 14,400 bits long and takes 144 seconds (2 minutes 24 seconds) to
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to transmit pilot and data signals, with BPSK(1) modulation for data and BOC(1,1) modulation for pilot; wide-band restricted signals L1SC and L2SC use BOC (5, 2.5) modulation for both data and pilot, transmitted in quadrature phase to the open signals; this places peak signal strength away from the
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GLONASS is a global navigation satellite system, providing real time position and velocity determination for military and civilian users. The satellites are located in middle circular orbit at 19,100 km (11,900 mi) altitude with a 64.8° inclination and an orbital period of 11 hours and 16
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The true first generation of GLONASS (also called Uragan) satellites were all three-axis stabilized vehicles, generally weighing 1,250 kg (2,760 lb) and were equipped with a modest propulsion system to permit relocation within the constellation. Over time they were upgraded to Block IIa,
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According to Russian System of Differentional Correction and Monitoring's data, as of 2010, precision of GLONASS navigation definitions (for p=0.95) for latitude and longitude were 4.46–7.38 m (14.6–24.2 ft) with mean number of navigation space vehicles (NSV) equals 7—8 (depending on
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Block IIv was the most prolific of the first generation. Used exclusively from 1988 to 2000, and continued to be included in launches through 2005, a total of 56 satellites were launched. The design life was three years, however numerous spacecraft exceeded this, with one late model lasting 68
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With the introduction of CDMA signals, the constellation will be expanded to 30 active satellites by 2025; this may require eventual deprecation of FDMA signals. The new satellites will be deployed into three additional planes, bringing the total to six planes from the current three—aided by
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The high-precision signal is broadcast in phase quadrature with the standard-precision signal, effectively sharing the same carrier wave, but with a ten-times-higher bandwidth than the open signal. The message format of the high-precision signal remains unpublished, although attempts at
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spans the same range as for L1. In the original GLONASS design, only obfuscated high-precision signal was broadcast in the L2 band, but starting with GLONASS-M, an additional civil reference signal L2OF is broadcast with an identical standard-precision code to the L1OF signal.
780:: future upgrades to the message format will not break older equipment, which will continue to work by ignoring new data (as long as the constellation still transmits old string types), but up-to-date equipment will be able to use additional information from newer satellites. 129: 1202:. The new satellites will form two ground traces with inclination of 64.8°, eccentricity of 0.072, period of 23.9 hours, and ascending node longitude of 60° and 120°. Glonass-V vehicles are based on Glonass-K platform and will broadcast new CDMA signals only. Previously 4335: 2159:
Over the three decades of development, the satellite designs have gone through numerous improvements, and can be divided into three generations: the original GLONASS (since 1982), GLONASS-M (since 2003) and GLONASS-K (since 2011). Each GLONASS satellite has a
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The more accurate high-precision signal is available for authorized users, such as the Russian military, yet unlike the United States P(Y) code, which is modulated by an encrypting W code, the GLONASS restricted-use codes are broadcast in the clear using only
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operational again after maintenance, and one new satellite (GLONASS-751) to replace GLONASS-738 was expected to complete commissioning in early March 2016. The full capacity of the satellite group was expected to be restored in the middle of March 2016.
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According to GLONASS developers, there will be three open and two restricted CDMA signals. The open signal L3OC is centered at 1202.025 MHz and uses BPSK(10) modulation for both data and pilot channels; the ranging code transmits at 10.23 million
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At peak efficiency, the standard-precision signal offers horizontal positioning accuracy within 5–10 metres, vertical positioning within 15 m (49 ft), a velocity vector measuring within 100 mm/s (3.9 in/s), and timing within 200
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The navigational message of the L1OC signal is transmitted at 100 bit/s. The string is 250 bits long and takes 2.5 seconds to transmit. A pseudo-frame is 1500 bits (15 seconds) long, and a superframe is 12,000 bits or 120 seconds (2 minutes).
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GPS alone. For using both navigation systems simultaneously, precision of GLONASS/GPS navigation definitions were 2.37–4.65 m (7 ft 9 in – 15 ft 3 in) with mean number of NSV equals 14—19 (depends on station).
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supporting both GPS and GLONASS have more satellites available, meaning positions can be fixed more quickly and accurately, especially in built-up areas where buildings may obscure the view to some satellites. Owing to its higher
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for each string), with 85 bits (1.7 seconds) for data and check-sum bits, and 15 bits (0.3 seconds) for time mark. Strings 1-4 provide immediate data for the transmitting satellite, and are repeated every frame; the data include
4637: 65:, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Knowledge. 4325: 718:
Open L1OC and restricted L1SC signals are centered at 1600.995 MHz, and open L2OC and restricted L2SC signals are centered at 1248.06 MHz, overlapping with GLONASS FDMA signals. Open signals L1OC and L2OC use
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in 1995. In 2001, after a decline in capacity during the late 1990s, the restoration of the system was made a government priority, and funding increased substantially. GLONASS is the most expensive program of the
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has the ability to double the system's accuracy once introduced. The system's ground segment is also to undergo improvements. As of early 2012, sixteen positioning ground stations are under construction in
4882: 429:. In October 2011, the full orbital constellation of 24 satellites was restored, enabling full global coverage. The GLONASS satellites' designs have undergone several upgrades, with the latest version, 2910:
The system requires 18 satellites for continuous navigation services covering all of Russia, and 24 satellites to provide services worldwide. The GLONASS system covers 100% of worldwide territory.
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Figure 2 shows the PDOP improvement in percentage when comparing the GPS-only to the GPS-plus-GLONASS PDOP values. At high latitudes, that is, above 55°, the improvement is at the 30% level.
3621: 3560:"The transition to using the terrestrial geocentric coordinate system "Parametry Zemli 1990" (PZ-90.11) in operating the GLObal NAvigation Satellite System (GLONASS) has been implemented" 2183:
of which a total of 12 were launched, but half were lost in launch vehicle accidents. The six spacecraft that made it to orbit worked well, operating for an average of nearly 22 months.
540:(BPSK) modulation as in GPS signals. All GLONASS satellites transmit the same code as their standard-precision signal; however each transmits on a different frequency using a 15-channel 2281:
The new satellite's advanced equipment—made solely from Russian components — will allow the doubling of GLONASS' accuracy. As with the previous satellites, these are 3-axis stabilized,
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A total of 41 second generation satellites were launched through the end of 2013. As with the previous generation, the second generation spacecraft were launched three at a time using
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receivers, with the intention of reducing signal acquisition periods by allowing the device to pick up more satellites than with a single-network receiver, including devices from:
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Glonass-KM satellites will be launched by 2025. Additional open signals are being studied for these satellites, based on frequencies and formats used by existing GPS, Galileo, and
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The navigational message of CDMA signals is transmitted as a sequence of text strings. The message has variable size - each pseudo-frame usually includes six strings and contains
4368: 3985: 3869:, Yuri Urlichich, Valery Subbotin, Grigory Stupak, Vyacheslav Dvorkin, Alexander Povalyaev, Sergey Karutin, and Rudolf Bakitko, Russian Space Systems, GPS World, November 2011 4302: 1190:
in three orbital planes, will be launched starting in 2025; this regional high-orbit segment will offer increased regional availability and 25% improvement in precision over
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Development of GLONASS began in the Soviet Union in 1976. Beginning on 12 October 1982, numerous rocket launches added satellites to the system until the completion of the
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announced that it had completed the last GLONASS-M (No. 61) spacecraft and it was putting it in storage waiting for launch, along with eight previously built satellites.
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correction is achieved by shortening or lengthening (zero-padding) the final string of the day by one second, with abnormal strings being discarded by the receiver.
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The set of almanac parameters depends on the orbit type. Satellites with geosynchronous, medium-Earth, and high-elliptical orbits could be employed in the future.
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test satellite launched in 2011 introduced L3OC signal. Glonass-M satellites produced since 2014 (s/n 755+) will also transmit L3OC signal for testing purposes.
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The ground control segment of GLONASS is almost entirely located within former Soviet Union territory, except for several in Brazil and one in Nicaragua.
607:), all generated using a single time/frequency oscillator. The pseudo-random code is generated with a 9-stage shift register operating with a period of 1 8011: 2955:
to increase the navigation definition of GLONASS to an accuracy of 2.8 m (9 ft 2 in) by 2011. In particular, the latest satellite design,
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On 2 April 2014, the system experienced a technical failure that resulted in practical unavailability of the navigation signal for around 12 hours.
576:(316 to 500 watts). Note that the 24-satellite constellation is accommodated with only 15 channels by using identical frequency channels to support 68:
Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article.
2984:. Together, these improvements are expected to bring GLONASS' accuracy to 0.6 m or better by 2020. The setup of a GLONASS receiving station in the 5318: 7812: 7191: 4015: 3748: 3618: 5398: 5051: 2936:
definitions were 2.00–8.76 m (6 ft 7 in – 28 ft 9 in) with mean number of NSV equals 6—11 (depending on station).
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The L2 band signals use the same FDMA as the L1 band signals, but transmit straddling 1246 MHz with the center frequency 1246 MHz +
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As on 22 September 2017, GLONASS-M No.52 satellite went into operation and the orbital grouping has again increased to 24 space vehicles.
7102: 6688: 6534: 6469: 4451: 3893:, Yuri Urlichich, Valeriy Subbotin, Grigory Stupak, Vyacheslav Dvorkin, Alexander Povalyaev, and Sergey Karutin. GPS World, November 2011 3905: 3559: 711:
per second, modulated onto the carrier frequency using QPSK with in-phase data and quadrature pilot. The data is error-coded with 5-bit
580:(opposite side of planet in orbit) satellite pairs, as these satellites are never both in view of an Earth-based user at the same time. 7991: 6414: 4358: 3645: 1147:
open signal L3OCM using BPSK(10) modulation centered at 1207.14 MHz, similar to Galileo signal E5b and Beidou/COMPASS signal B2b.
665:, all based on measurements from four first-generation satellites simultaneously; newer satellites such as GLONASS-M improve on this. 7869: 6559: 3989: 3265: 5130: 4398: 4292: 3707: 3688: 3413: 3324: 6723: 5448: 5245: 4618: 4110: 2253: 2137: 5488: 5215: 4993: 4967: 4941: 4825: 4158: 2923:
After the launching of two new satellites and maintenance of two others, the full capacity of the satellite group was restored.
630:(ECEF) Cartesian coordinates in position and velocity, and include lunisolar acceleration parameters. The almanac uses modified 6636: 5418: 5019: 5368: 5338: 4238: 4039: 3862: 3806: 3786: 3729: 2110:
In a departure from the Gregorian calendar, all years exactly divisible by 100 (i.e. 2100 and so on) are treated as leap years
6407: 5681: 3770: 3475: 2148:) and the Russian Institute of Radio Navigation and Time. Serial production of the satellites is accomplished by the company 766: 5195: 5066: 3843: 4500: 3886: 3358: 4654: 3287: 7913: 7184: 6544: 4848: 3923: 3444: 5528: 6888: 6523: 4420: 541: 76: 4908: 4216: 7898: 6758: 6629: 5661: 388: 89:
Content in this edit is translated from the existing Russian Knowledge article at ]; see its history for attribution.
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Adjustments to nominal inclination (64,8°) of the satellite orbit at the moment of ascension (±0.0156 half-cycles).
7986: 7955: 731: 5179: 7918: 7827: 6733: 4520: 3664: 2141: 533: 3589: 7177: 7092: 6673: 6539: 6454: 5094: 4445:"Current and planned global and regional navigation satellite systems and satellite-based augmentation systems" 4063: 3026: 735: 599:(XOR) of 511 kbit/s pseudo-random ranging code, 50 bit/s navigation message, and an auxiliary 100 Hz 5151: 2285:
pointing with dual solar arrays. The first GLONASS-K satellite was successfully launched on 26 February 2011.
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Adjustments to the satellite's nominal draconic orbital period (40544 s) at the moment of ascension (±512 s).
7864: 7107: 6881: 6718: 6693: 6569: 6554: 5440: 5390: 5360: 5237: 3955: 2763: 2744: 2362: 2149: 2144:, is the designer of all GLONASS satellites, in cooperation with the Institute for Space Device Engineering ( 1818:
Day number (1 to 1461) within a four-year interval starting on 1 January of the last leap year according to
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is given as an average of its position from 1990 to 1995. This is in contrast to the GPS's coordinate datum,
5572: 5114: 4799: 4747: 4476: 486:). GLONASS's orbit makes it especially suited for usage in high latitudes (north or south), where getting a 441: 7404: 6564: 395:(GPS) and is the second navigational system in operation with global coverage and of comparable precision. 5057: 4684: 1693:
Earth rotation parameters, ionosphere models, and time scale model for the difference between UTC(SU) and
37: 7891: 7464: 6844: 4194: 398: 5091:"GLONASS constellation status for 18.01.08 under the analysis of the almanac and accepted in IANC (UTC)" 4096:
GLONASS #787, 68.7 operational months; as reported by RSA "GLONASS constellation status" on 6 April 2007
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On 14–15 April 2014, nine GLONASS satellites experienced a technical failure due to software problems.
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Total number of satellites transmitting CDMA signals (1 to 63) which are referenced to in the almanac.
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Navigational message field j (satellite ID) references the satellite for the transmitted almanac (j
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2008 at epoch 2011.0 at the centimetre level, but ideally a conversion to ITRF2008 should be done.
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The ephemerides are updated every 30 minutes using data from the Ground Control segment; they use
7792: 7472: 7368: 6652: 4987:"GLONASS Interface Control Document, Open CDMA navigational radio signal in L3 band, Edition 1.0" 4961:"GLONASS Interface Control Document, Open CDMA navigational radio signal in L2 band, Edition 1.0" 4935:"GLONASS Interface Control Document, Open CDMA navigational radio signal in L1 band, Edition 1.0" 3628:, S.G.Revnivykh, 47th CGSIC Meeting, 2007. "L1CR and L5R CDMA interoperable with GPS and Galileo" 3539: 414: 367: 5248:. GPS/GLONASS Interoperability and Compatibility Working Group. 14 December 2006. Archived from 525:
GLONASS satellites transmit two types of signals: open standard-precision signal L1OF/L2OF, and
7526: 7296: 7291: 7243: 6768: 2969: 4564: 4444: 7301: 5654: 4909:"GLONASS Interface Control Document, Navigational radio signal in bands L1, L2 (Edition 5.1)" 4363: 3902: 1140:
open signal L5OCM using BPSK(10) modulation centered at 1176.45 MHz, similar to the GPS
777: 681: 600: 565: 105: 4390: 3567: 1141: 7266: 7200: 7069: 7051: 6857: 6660: 6430: 3642: 3215: 2951:, stated that actions were undertaken to expand GLONASS's constellation and to improve the 1207: 1152: 384: 3261: 8: 7556: 7532: 7258: 7253: 7231: 7043: 7023: 7003: 6993: 6965: 6955: 6950: 6743: 6500: 6490: 5633: 4330: 3204:"Benefits of combined GPS/GLONASS with low-cost MEMS IMUs for vehicular urban navigation" 2707: 2297: 2289: 2202: 2191: 2173: 852: 758: 426: 403: 379: 5134: 3704: 3685: 3219: 1281:
System ID number of the satellite (1 to 63; 0 is reserved until FDMA signal switch-off)
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from 2011 onwards have integrated GLONASS capability in addition to their pre-existing
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The interface control documents for GLONASS CDMA signals was published in August 2016.
676:" (Earth Parameters 1990 – Parametry Zemli 1990), in which the precise location of the 649: 537: 446: 282: 5249: 5174:
Integral accessibility of the navigation of ground-based user along the system GLONASS
5013:"GLONASS Interface Control Document, General description of CDMA signals, Edition 1.0" 4615: 4106: 3832: 2288:
Due to their weight reduction, GLONASS-K spacecraft can be launched in pairs from the
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designation 11F654, and each of them also has the military "Cosmos-NNNN" designation.
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Time of the day when the satellite is crossing its first orbital node (0 to 44100 s).
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open signal L1OCM using BOC(1,1) modulation centered at 1575.42 MHz, similar to
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L2OC signal does not transmit any navigational message, only the pseudo-range codes:
80: 3883: 1092:"O": open signal (standard precision), "S": obfuscated signal (high precision); "F": 517: 7976: 7908: 7771: 7645: 7376: 7355: 7350: 7328: 7169: 5647: 5609: 5452: 4230: 4036: 3810: 3726: 3353: 3233: 3223: 2944: 2758:
eTrex line also support GLONASS (along with GPS). Garmin also produce a standalone
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Such an arrangement will allow easier and cheaper implementation of multi-standard
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based on a network of ground-based control stations and communication satellites
1164: 604: 577: 462: 450: 5512: 5468: 3348: 7934: 7598: 7568: 7538: 7338: 6980: 6809: 6799: 6399: 4326:"The Soviet Union fought the Cold War in Nicaragua. Now Putin's Russia is back" 3549:
V. Vdovin and M. Vinogradova (TSNIImash), 8th ICG meeting, Dubai, November 2013
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On the last day of the current quarter, at 00:00 (24:00), a UTC leap second is:
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provide the local clock source. 52 Glonass-M have been produced and launched.
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IIb, and IIv vehicles, with each block containing evolutionary improvements.
1203: 1134: 407: 7562: 7550: 7396: 7248: 6763: 6621: 3590:"Russia Approves CDMA Signals for GLONASS, Discussing Common Signal Design" 3247: 2668: 2050:
Speed of change of the draconic orbital period at the moment of ascension (
1187: 573: 310: 152: 98: 5495:(in Russian). Russian Space Agency (RSA). 26 December 2006. Archived from 513:
A combined GLONASS/GPS receiver, ruggedised for the Russian military, 2003
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Argument to satellite's perigee at the ascension time (±1 half-cycles).
7802: 7764: 7759: 7236: 6873: 6794: 6728: 6380: 5339:"Russia Allocates US$ 380 Million for Global Navigation System in 2007" 5218:. MosNews. 27 June 2005. Archived from the original on 21 November 2005 5155: 4822:"Роскосмос обещает повысить точность работы ГЛОНАСС с 10 до 5,5 метров" 3963: 3695:
Ekaterina Oleynik, Sergey Revnivykh, 51st CGSIG Meeting, September 2011
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As of 17 February 2024, the GLONASS constellation status is:
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Eccentricity of the satellite orbit at the ascension time (0 to 0.03).
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to the source of your translation. A model attribution edit summary is
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bases. New stations will be built around the southern hemisphere from
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Information field of a string type 20 (almanac) for the orbit type 0.
406:, GLONASS supplementation of GPS systems also improves positioning in 7807: 7797: 7754: 7749: 7744: 7718: 7689: 7673: 7215: 7204: 7148: 6830: 6342: 6104: 5639: 5469:"Услуги системы ГЛОНАСС будут предоставляться потребителям бесплатно 5371:. MosNews. 26 March 2007. Archived from the original on 21 April 2022 5341:. MosNews. 26 March 2007. Archived from the original on 21 April 2022 4475:"GLONASS added to SkyWave terminals", Digital Ship, 4 December 2009, 3540:
National Reference Systems of the Russian Federation used in GLONASS.
2981: 2965: 2956: 2948: 2810: 2759: 2487: 2462: 2387: 2268: 2227: 2221: 2190:
Block II satellites were typically launched three at a time from the
1842: 931: 890: 616: 419: 177: 7276: 5471:
The services of system GLONASS will be given to users free of charge
2241:
Blok-DM2 or Proton-K Briz-M boosters. Some were launched alone with
1899:
Rough correction from onboard time scale to the GLONASS time scale (
1677:
Satellite orientation parameters for the predictive thrust maneuver
564:=0,...,13). Signals are transmitted in a 38° cone, using right-hand 7822: 7817: 7712: 7668: 7619: 7013: 6912: 6862: 6825: 6753: 6748: 6495: 5067:"ФЕДЕРАЛЬНАЯ ЦЕЛЕВАЯ ПРОГРАММА "ГЛОБАЛЬНАЯ НАВИГАЦИОННАЯ СИСТЕМА", 4012:"GLONASS Modernization: Maybe Six Planes, Probably More Satellites" 2826: 2748: 2612: 2537: 2195: 596: 509: 6784: 6528: 2136:
The main contractor of the GLONASS program is Joint Stock Company
1927:
Longitude of the satellite's first orbital node (±1 half-cycles).
769:
messages. The system time marker is transmitted with each string;
7704: 7699: 7694: 7655: 7625: 7589: 7047: 6605: 5569: 5548: 4881:. Department of Foreign Affairs (Philippines). 7 September 2018. 4795: 4739: 3055: 2801: 2587: 2512: 2293: 2242: 2140:(ISS Reshetnev, formerly called NPO-PM). The company, located in 1176: 1172: 620: 332: 5401:. Space.com / Associated Press. 25 December 2007. Archived from 3435: 3433: 3431: 3075:
Orbital periods and speeds are calculated using the relations 4π
548:, known as the L1 band. The center frequency is 1602 MHz + 62: 7577: 7544: 7448: 7077: 7008: 6998: 6668: 6444: 4193:. Reshetnev Information Satellite Systems. 2007. Archived from 4133:"Russia stops manufacturing of Glonass-M navigation satellites" 3787:
Russian Space Systems JSC - GLONASS Interface Control Documents
3349:"The secret payloads of Russia's Glonass navigation satellites" 3014: 2977: 2961: 2796: 2781: 2755: 2731: 2699: 2246: 2198: 1667:
Real-time information (ephemerides and time-frequency offsets).
1199: 1126: 765:
models, long-term orbit parameters for GLONASS satellites, and
743: 190: 166: 128: 5018:(in Russian). Russian Space Systems OJSC. 2016. Archived from 4992:(in Russian). Russian Space Systems OJSC. 2016. Archived from 4966:(in Russian). Russian Space Systems OJSC. 2016. Archived from 4940:(in Russian). Russian Space Systems OJSC. 2016. Archived from 4914:(in Russian). Russian Space Systems OJSC. 2008. Archived from 4107:"Glonass-M – a chapter in the history of satellite navigation" 1103:
Glonass-M spacecraft produced since 2014 include L3OC signal
7881: 7343: 6940: 6610: 5267:"Russia Challenges the U.S. Monopoly on Satellite Navigation" 4223: 3428: 3049: 2831: 2562: 2282: 673: 545: 474: 4182: 4180: 4159:"Russia increases GLONASS orbital grouping to 24 satellites" 3777:, Ivan Revnivykh, Roscosmos, 11th ICG Meeting, November 2016 1845:
encoding types of CDMA signals transmitted by the satellite.
1503:
Onboard time of the day in 3 seconds intervals (0 to 28799)
1403:
Onboard time of the day in 2 seconds intervals (0 to 43199)
7153: 7138: 7033: 7028: 6970: 2205:
boosters. The only exception was when, on two launches, an
2161: 2153: 1593:
Content of the information field is defined by string type
1416:
Content of the information field is defined by string type
1097: 1093: 627: 5069:
FEDERAL SPECIAL-PURPOSE PROGRAM "GLOBAL NAVIGATION SYSTEM"
4188:"Glonass-K: a prospective satellite of the GLONASS system" 3201: 2684:
Companies producing GNSS receivers making use of GLONASS:
1798:
Number of full days passed since the last almanac update.
7420: 7363: 7158: 7018: 6945: 4796:"Роскосмос обещает восстановить ГЛОНАСС к середине марта" 4177: 3746:
GLONASS Government Policy, Status and Modernization Plans
3411: 2816: 2791: 2774: 1621: 487: 5178:(in Russian). Russian Space Agency (RSA). Archived from 4231:"Russia launches satellite for global navigation system" 2932:
station). In comparison, the same time precision of GPS
1871:
Satellite model and the set of transmitted CDMA signals:
1475:
Constant bit sequence 0000 0100 1001 0100 1110 (0494Eh)
1214:
were also under consideration for the regional segment.
482:
minutes (every 17 revolutions, done in 8 sidereal days,
246: 235: 3956:"Russia to Put 8 CDMA Signals on 4 GLONASS Frequencies" 1847:
Three highest bits correspond to signals L1, L2 and L3:
1385:
After the end of the current string, UTC correction is:
5399:"Russia Launches New Navigation Satellites into Orbit" 3662:
Russia's First GLONASS-K In Orbit, CDMA Signals Coming
3412:
Afanasyev, Igor; Dmitri Vorontsov (26 November 2010).
5581: 5449:"Space Policy Project's "World Space Guide: GLONASS"" 4060:"Directions 2019: High-orbit GLONASS and CDMA signal" 1669:
Transmitted as a packet of three strings in sequence
595:
The open standard-precision signal is generated with
372: 7199: 4770:"Система ГЛОНАСС вышла из строя второй раз за месяц" 4557:"Sony Ericsson и Huawei готовят смартфоны с ГЛОНАСС" 4291:
Schmidt, Michael; Schmitt, Eric (16 November 2013).
4054: 4052: 3948: 3924:"Space Navigation in Russia: History of Development" 3879: 3877: 3875: 2762:
receiver, the GLO for Aviation, which combines GPS,
1144:, Galileo signal E5a, and Beidou/COMPASS signal B2a; 730:(BPSK) is used by standard GPS and GLONASS signals. 686:
International Terrestrial Reference System and Frame
652:
acceleration parameters and clock correction terms.
58: 5451:. Federation of American Scientists. Archived from 5419:"Russian Space Agency Plans Cooperation With India" 4685:"GLONASS gets Nokia backing, aims to rival COMPASS" 4109:. JSC Information Satellite Systems. 30 July 2015. 3638: 3636: 3634: 3493:"Glonass: Has Russia's sat-nav system come of age?" 3202:Angrisano, A.; Petovello, M.; Pugliano, G. (2012). 1349:1 — executing predictive thrust or mode transition 1137:, Galileo signal E1, and Beidou/COMPASS signal B1C; 754:pseudo-frames of data to cover full 30 satellites. 700:signals are being researched for use with GLONASS. 383:'Global Navigation Satellite System') is a Russian 4616:Windows Phone 8X by HTC Overview - HTC Smartphones 3986:"GLONASS Update Delves into Constellation Details" 3736:, Sergey Revnivykh, 7th ICG Meeting, November 2012 544:(FDMA) technique spanning either side from 1602.0 7904:Soviet space exploration history on Soviet stamps 6601:United Kingdom Global Navigation Satellite System 5369:"Russia Holds First Place in Spacecraft Launches" 4260:Roonemaa, Holger; Weiss, Michael (12 July 2021). 4049: 3912:, Alexander Povalyaev, GPS World, 2 November 2013 3896: 3872: 3853: 3755:, Tatiana Mirgorodskaya, IGNSS-2013, 16 July 2013 3714:Sergey Revnivykh, 6th ICG Meeting, September 2011 3142:Approximately 8.6 times when the Moon is nearest 3046:– the mathematical technique used for positioning 1712:Cospas-Sarsat service message — L1OC signal only 1228:Full-length string for L1OC navigational message 1161:System for Differential Correction and Monitoring 8007:Earth observation satellites of the Soviet Union 7968: 6429: 4046:, Grigory Stupak, 7th ICG Meeting, November 2012 3722: 3720: 3631: 3612: 2754:As of 2011, some of the latest receivers in the 1758:0 — circular orbit with 19100 km altitude 374:Global'naya Navigatsionnaya Sputnikovaya Sistema 4840: 4359:"A 'special' Russian installation in Nicaragua" 4293:"A Russian GPS Using U.S. Soil Stirs Spy Fears" 4125: 3915: 3679: 3459: 2292:launch site using the substantially lower cost 1450:Full-length string for L3OC navigation message 715:and the pilot with 10-bit Neuman-Hoffman code. 425:By 2010, GLONASS had achieved full coverage of 5216:"India to Launch 2 Russian GLONASS Satellites" 4879:"DOST Finalizes MOU with Russian Space Agency" 4814: 4290: 3342: 3340: 2885:Under check by the Satellite Prime Contractor 2672:A Russian stamp with a GLONASS satellite, 2016 2226:The second generation of satellites, known as 724:center frequency of narrow-band open signals. 83:accompanying your translation by providing an 49:Click for important translation instructions. 36:expand this article with text translated from 7185: 6889: 6637: 6415: 5655: 5246:"Joint announcement (in English and Russian)" 4762: 4644:, docs.google.com, Retrieved on 2 August 2013 4259: 4099: 3884:GLONASS: Developing Strategies for the Future 3717: 3698: 3407: 3405: 3403: 3401: 3113:is the gravitational constant, approximately 2326:five Telemetry, Tracking and Command centers; 776:The strings have a version tag to facilitate 360: 345: 6651: 5321:. GPS World. 22 January 2007. Archived from 5093:. Russian Space Agency (RSA). Archived from 4510:, buy.garmin.com, Retrieved on 2 August 2013 4014:. GPS World. 10 January 2012. Archived from 3809:. GPS World. 2 November 2011. Archived from 3515: 3023:– GLONASS-based system of emergency response 2741:, which combines GPS and GLONASS reception. 1253:Constant bit sequence 0101 1111 0001 (5F1h) 521:A combined GLONASS/GPS Personal Radio Beacon 362:Глобальная навигационная спутниковая система 3780: 3763: 3761: 3524: 3466:Harvey, Brian (2007). "Military programs". 3337: 634:(Keplerian elements) and is updated daily. 556:is a satellite's frequency channel number ( 422:, consuming a third of its budget in 2010. 8012:Military equipment introduced in the 1980s 7192: 7178: 6896: 6882: 6644: 6630: 6422: 6408: 5662: 5648: 4849:"GLONASS benefits worth the extra expense" 3921: 3739: 3398: 1651:Short string for the negative leap second 127: 7870:Pilot-Cosmonaut of the Russian Federation 4030: 3490: 3484: 3346: 3237: 3227: 3162:, to 9.6 times when the Moon is farthest 2737:NPO Progress describes a receiver called 2212:was substituted for a GLONASS satellite. 1659:Long string for the positive leap second 484:a satellite passes over the same location 6903: 5489:"Три КА "Глонасс-М" взяты на управление 4732: 3758: 3676:(2011-02-26) Retrieved on 6 October 2011 3468:The Rebirth of the Russian Space Program 3288:"Developer Tools - Sony Developer World" 3125:is the mass of Earth, approximately 5.98 2675: 2667: 2319:The GLONASS ground segment consists of: 2307: 2127: 1879:3 — Glonass-K2 (L1, L2, and L3 signals) 516: 508: 440: 5319:"Radical Change in the Air for GLONASS" 4846: 4323: 4213:"GLONASS forecast bright and plentiful" 4210: 3058:– a Russian satellite navigation system 2312:A map depicting ground control stations 2300:using Proton-K Briz-M launch vehicles. 2138:Information Satellite Systems Reshetnev 1704:Parameters of long-term movement model 1217: 7969: 5669: 5515:. Gunter's Space Page. 16 January 2007 5475:(in Russian). RIA Novosti. 18 May 2007 5284: 5264: 5154:. pp. Section 2.2. Archived from 4885:from the original on 25 September 2018 4695:from the original on 24 September 2015 3936:from the original on 23 September 2016 3503:from the original on 13 September 2012 3465: 2332:ten Monitoring and Measuring Stations. 1627:String types for navigational signals 1622:Common properties of open CDMA signals 1313:Transmitted navigational messages are: 7173: 6877: 6625: 6403: 5643: 4859:from the original on 22 February 2012 4802:from the original on 27 February 2016 4750:from the original on 25 December 2015 4740:"Роскосмос ищет причины сбоя ГЛОНАСС" 4625:, htc.com, Retrieved on 2 August 2013 4241:from the original on 30 November 2018 4161:. Geospatial World. 23 October 2017. 3903:New Structure for GLONASS Nav Message 3655: 3361:from the original on 20 December 2022 3298:from the original on 29 December 2014 3268:from the original on 15 November 2017 3011:– a Russian satellite navigation firm 2068: 2062: 436: 354: 5131:"GLONASS Transmitter Specifications" 4707: 3582: 3533: 3347:Hendrickx, Bart (19 December 2022). 3330:from the original on 30 April 2018. 3262:"GLONASS significantly benefits GPS" 2296:boosters or in six-at-once from the 2215: 18: 7982:Navigation satellite constellations 7914:Monument to the Conquerors of Space 5531:. Russian Space Web. Archived from 5491:Three KA "GLONASS-M" have taken off 4457:from the original on 2 October 2012 3922:Testoyedov, Nikolay (18 May 2015). 3470:(1st ed.). Germany: Springer. 2262: 2167: 1877:2 — Glonass-K1 (L2 and L3 signals), 494:range of at least four satellites. 447:medium altitude orbits around Earth 16:Russian satellite navigation system 13: 7347:(incorporated into Salyut program) 5265:Kramer, Andrew E. (7 April 2007). 5149: 5059:GLONASS Interface Control Document 5046:GLONASS Interface Control Document 4847:Kramnik, Ilya (16 February 2012). 4537:from the original on 25 April 2012 4433:from the original on 4 April 2009. 4338:from the original on 10 April 2022 4139:from the original on 1 August 2015 4062:. 12 December 2018. Archived from 3849:from the original on 11 July 2014. 3530:"A Review of GLONASS" Miller, 2000 3105:is the orbital period in seconds; 3101:is the radius of orbit in metres; 542:frequency-division multiple access 14: 8023: 7992:Space program of the Soviet Union 5563: 5285:Miller, Keith M. (October 2000). 5152:"Navigation Satellites & GPS" 4776:from the original on 2 April 2019 4665:from the original on 15 June 2013 4597:from the original on 4 March 2016 4401:from the original on 16 June 2017 4356: 4305:from the original on 19 June 2022 4165:from the original on 12 July 2021 3491:Moskvitch, Katia (2 April 2010). 2303: 1635:Content of the information field 1489:Type of the navigational message 1371:3 — expected with negative value 1367:1 — expected with positive value, 1267:Type of the navigational message 529:high-precision signal L1SF/L2SF. 389:radionavigation-satellite service 7956:Russian Aerospace Defence Forces 7275: 5627: 5615: 5603: 5591: 5196:"India joins Russian GPS system" 5113:. Space and Tech. Archived from 4828:from the original on 29 May 2010 4421:"Russian Laser Tracking Network" 4371:from the original on 7 July 2022 4324:Partlow, Joshua (8 April 2017). 4272:from the original on 26 May 2022 4113:from the original on 28 May 2016 3727:GLONASS Status and Modernization 3705:GLONASS Status and Modernization 3686:GLONASS Status and Modernization 2680:A GLONASS receiver module 1K-181 797:Roadmap of GLONASS modernization 734:(BOC) is the modulation used by 391:. It provides an alternative to 183: 159: 145: 23: 7919:Memorial Museum of Cosmonautics 5038: 4871: 4788: 4677: 4647: 4628: 4609: 4579: 4549: 4521:"Sony Xperia support (English)" 4513: 4494: 4488: 4469: 4437: 4413: 4383: 4350: 4317: 4284: 4253: 4204: 4151: 4090: 4078: 4004: 3978: 3962:. 17 March 2010. Archived from 3825: 3799: 3552: 3323:. University of New Brunswick. 2988:is also now under negotiation. 2842: 2345:Telemetry, Tracking and Command 2329:two Laser Ranging Stations; and 2104: 2095: 2082: 3643:GLONASS Status and Development 3373: 3310: 3280: 3254: 3195: 3136: 3069: 3029:– European Union's counterpart 2132:The Glonass-K spacecraft model 1345:Satellite orientation mode is: 821:Interoperability CDMA signals 445:Clickable image, highlighting 387:system operating as part of a 93:You may also add the template 1: 7865:Cosmonaut ranks and positions 7108:Quasi-Zenith Satellite System 3188: 3109:is the orbital speed in m/s; 2926: 2745:SkyWave Mobile Communications 2150:Production Corporation Polyot 2117: 757:The message can also contain 7405:Soviet crewed lunar programs 6431:Satellite navigation systems 5291:Hydrographic Society Journal 4901: 4824:. РИА Новости. 12 May 2009. 4655:"The Official Motorola Blog" 3414:"Glonass nearing completion" 2663: 2210:geodetic reflector satellite 560:=−6,...,0,...,6, previously 399:Satellite navigation devices 7: 7465:International Space Station 4853:Russia Beyond the Headlines 4215:. GPS World. Archived from 4135:. ITAR-TASS. 30 July 2015. 3988:. GPS World. Archived from 3652:, G.Stupak, 5th ICG Meeting 3619:GLONASS Status and Progress 3002: 1875:1 — Glonass-K1 (L3 signal), 1517:The same as in L1OC signal 784:transmit the full almanac. 655: 490:signal can be problematic. 373: 10: 8028: 5513:"Uragan (GLONASS, 11F654)" 3039:List of GLONASS satellites 2995: 2991: 2266: 2219: 2171: 2124:List of GLONASS satellites 2121: 1873:0 — Glonass-M (L3 signal), 1643:(Reserved for system use) 1331:(Reserved for system use) 1091: 721:time-division multiplexing 668:GLONASS uses a coordinate 641:security through obscurity 57:Machine translation, like 7945: 7852: 7836: 7785: 7731: 7682: 7638: 7519: 7508: 7488: 7457: 7389: 7321: 7310: 7284: 7273: 7224: 7211: 7116: 7098:Global Positioning System 7068: 7042: 6979: 6911: 6843: 6818: 6777: 6711: 6702: 6659: 6583: 6509: 6478: 6437: 6379: 6341: 6103: 5680: 5570:Official GLONASS web page 5439:: CS1 maint: unfit URL ( 5389:: CS1 maint: unfit URL ( 5359:: CS1 maint: unfit URL ( 5236:: CS1 maint: unfit URL ( 4506:21 September 2013 at the 4211:Langley, Richard (2010). 3889:21 September 2013 at the 3865:21 September 2013 at the 3732:21 September 2013 at the 3648:21 September 2013 at the 3521:GLONASS transmitter specs 3418:Russia & CIS Observer 3033:Global Positioning System 2837: 2636: 2611: 2586: 2561: 2536: 2511: 2486: 2461: 2436: 2411: 2386: 2361: 2357:Monitoring and Measuring 2356: 2353: 2350: 2347: 2344: 2341: 2338: 1731: 1611: 1516: 1454: 1434: 1330: 1232: 1135:modernized GPS signal L1C 829:1246 + n×0.4375 MHz 826:1602 + n×0.5625 MHz 820: 817: 814: 811: 808: 805: 802: 728:Binary phase-shift keying 628:Earth Centred Earth Fixed 587:× 0.4375 MHz, where 552:× 0.5625 MHz, where 538:binary phase-shift keying 497: 471:Van Allen radiation belts 393:Global Positioning System 361: 346: 327: 317: 313:, 11 hours and 16 minutes 297: 289: 277: 272: 264: 256: 245: 234: 229: 221: 213: 205: 197: 173: 139: 126: 95:{{Translated|ru|ГЛОНАСС}} 38:the corresponding article 7951:Space industry of Russia 6653:Satellite constellations 5529:"Uragan navsat (11F654)" 4391:"GLONASS Ground Segment" 3908:12 December 2013 at the 3773:20 December 2016 at the 3691:25 November 2019 at the 3318:"GPS, GLONASS, and More" 3062: 2813:, concurrently with GPS) 2323:a system control centre; 1169:GNSS augmentation system 1117:Enhanced Glonass-K1 and 532:The signals use similar 7987:Space program of Russia 7473:Russian Orbital Segment 4621:9 February 2014 at the 4501:GLO for Aviation|Garmin 3807:"GLONASS Modernization" 3792:22 October 2016 at the 2947:, then director of the 2187:months, nearly double. 1607:Cyclic redundancy code 1544:Ground control callback 1444: 1430:Cyclic redundancy code 1347:0 — Sun sensor control, 1322:Ground control callback 1222: 691: 504: 467:Moon's orbital distance 273:Orbital characteristics 104:For more guidance, see 4715:"Constellation status" 3768:GLONASS Program Update 3751:2 January 2014 at the 3035:- American counterpart 2901:In flight tests phase 2715:ComNav technology Ltd. 2681: 2673: 2313: 2133: 1194:, similar to Japanese 522: 514: 478: 465:, at one ninth of the 7205:Russian space program 5287:"A Review of GLONASS" 4640:17 April 2016 at the 4587:"Samsung GALAXY Note" 4364:University of Navarra 4037:SDCM status and plans 3860:GLONASS Modernization 3264:. 15 September 2010. 3017:– Chinese counterpart 2679: 2671: 2311: 2131: 1738:Weight of the low bit 1142:"Safety of Life" (L5) 778:forward compatibility 732:Binary offset carrier 566:circular polarization 520: 512: 444: 140:Country/ies of origin 106:Knowledge:Translation 77:copyright attribution 7267:Vostochny Cosmodrome 6905:Time signal stations 5575:21 July 2018 at the 5499:on 27 September 2007 5252:on 19 September 2007 5077:on 27 September 2007 4798:. 18 February 2016. 4482:16 July 2011 at the 4237:. 26 February 2011. 4042:5 April 2014 at the 3667:7 March 2011 at the 3624:14 June 2011 at the 3545:14 July 2014 at the 3424:on 30 November 2010. 3052:– Indian counterpart 2864:24 SC (Glonass-M/K) 1851:1 — not transmitted 1218:Navigational message 1208:geosynchronous orbit 433:, launched in 2023. 385:satellite navigation 7892:Veterok and Ugolyok 7259:Svobodny Cosmodrome 7254:Plesetsk Cosmodrome 7232:Baikonur Cosmodrome 5325:on 10 February 2007 5061:, Version 4.0, 1998 5048:, Edition 5.1, 2008 4635:Google Drive Viewer 4331:The Washington Post 4087:, Russian Space Web 4066:on 22 December 2018 3813:on 17 November 2015 3710:15 May 2012 at the 3570:on 7 September 2015 3220:2012Senso..12.5134A 2708:Magellan Navigation 2298:Baikonur Cosmodrome 2290:Plesetsk Cosmodrome 2192:Baikonur Cosmodrome 2174:GLONASS (satellite) 1728: 1628: 1451: 1299:1 — in error state 1229: 799: 459:geostationary orbit 404:orbital inclination 123: 7938:(1997 documentary) 7930:(1995 documentary) 7927:Out of the Present 7860:List of cosmonauts 7837:Images and artwork 7777:Deep Space Network 7424:(Mars/Venus flyby) 6591:GNSS reflectometry 5305:on 12 October 2007 5271:The New York Times 5200:The Times of India 5182:on 24 October 2007 5158:on 22 October 2018 5097:on 24 October 2007 5025:on 22 October 2016 4999:on 22 October 2016 4973:on 22 October 2016 4947:on 22 October 2016 4921:on 21 October 2011 4477:Thedigitalship.com 4298:The New York Times 4266:New Lines Magazine 4018:on 2 November 2018 3966:on 5 December 2010 3447:on 1 December 2012 3229:10.3390/s120405134 2998:History of GLONASS 2682: 2674: 2314: 2134: 1820:Moscow decree time 1726: 1626: 1574:Execute correction 1449: 1376:Execute correction 1295:This satellite is: 1227: 1192:Eastern Hemisphere 1186:satellites, using 1100:; n=−7,−6,−5,...,6 838:1202.025 MHz 832:1600.995 MHz 795: 572:between 25 and 27 523: 515: 479: 437:System description 427:Russia's territory 410:(near the poles). 230:Constellation size 201:Military, civilian 121: 85:interlanguage link 8002:Wireless locating 7997:Soviet inventions 7964: 7963: 7887:Belka and Strelka 7877:Soviet space dogs 7739:Sputnik programme 7727: 7726: 7660: 7615: 7594: 7573: 7504: 7503: 7469: 7425: 7417: 7409: 7401: 7373: 7360: 7348: 7312:Human spaceflight 7263: 7240: 7167: 7166: 7060:Radio Data System 6871: 6870: 6839: 6838: 6619: 6618: 6511:GNSS augmentation 6397: 6396: 5405:on 28 August 2008 5202:. 29 January 2007 5111:"GLONASS Summary" 4691:. 9 August 2011. 3992:on 1 January 2011 3477:978-0-387-71354-0 3129:10 kg (1.318 2908: 2907: 2869:In commissioning 2661: 2660: 2216:Second generation 2078: 2077: 1724: 1723: 1619: 1618: 1442: 1441: 1387:0 — not expected, 1365:0 — not expected, 1108: 1107: 847:1176.45 MHz 844:1207.14 MHz 841:1575.42 MHz 835:1248.06 MHz 803:Satellite series 597:modulo-2 addition 382: 371: 356:[ɡɫɐˈnas] 339: 338: 333:glonass-iac.ru/en 117: 116: 50: 46: 8019: 7909:Cosmonauts Alley 7772:Luch (satellite) 7658: 7630: 7613: 7592: 7571: 7517: 7516: 7467: 7423: 7415: 7407: 7399: 7371: 7358: 7346: 7319: 7318: 7279: 7261: 7234: 7194: 7187: 7180: 7171: 7170: 6898: 6891: 6884: 6875: 6874: 6709: 6708: 6646: 6639: 6632: 6623: 6622: 6555:QZSS / Michibiki 6424: 6417: 6410: 6401: 6400: 5664: 5657: 5650: 5641: 5640: 5632: 5631: 5630: 5620: 5619: 5618: 5608: 5607: 5606: 5596: 5595: 5594: 5587: 5559: 5557: 5555: 5544: 5542: 5540: 5524: 5522: 5520: 5508: 5506: 5504: 5484: 5482: 5480: 5464: 5462: 5460: 5444: 5438: 5430: 5428: 5426: 5414: 5412: 5410: 5394: 5388: 5380: 5378: 5376: 5364: 5358: 5350: 5348: 5346: 5334: 5332: 5330: 5314: 5312: 5310: 5301:. Archived from 5281: 5279: 5277: 5261: 5259: 5257: 5241: 5235: 5227: 5225: 5223: 5211: 5209: 5207: 5191: 5189: 5187: 5167: 5165: 5163: 5146: 5144: 5142: 5133:. Archived from 5126: 5124: 5122: 5117:on 26 April 2007 5106: 5104: 5102: 5086: 5084: 5082: 5034: 5032: 5030: 5024: 5017: 5008: 5006: 5004: 4998: 4991: 4982: 4980: 4978: 4972: 4965: 4956: 4954: 4952: 4946: 4939: 4930: 4928: 4926: 4920: 4913: 4895: 4894: 4892: 4890: 4875: 4869: 4868: 4866: 4864: 4844: 4838: 4837: 4835: 4833: 4818: 4812: 4811: 4809: 4807: 4792: 4786: 4785: 4783: 4781: 4766: 4760: 4759: 4757: 4755: 4736: 4730: 4729: 4727: 4725: 4711: 4705: 4704: 4702: 4700: 4681: 4675: 4674: 4672: 4670: 4651: 4645: 4632: 4626: 4613: 4607: 4606: 4604: 4602: 4583: 4577: 4576: 4574: 4572: 4563:. Archived from 4553: 4547: 4546: 4544: 4542: 4536: 4528:sonyericsson.com 4525: 4517: 4511: 4498: 4492: 4486: 4473: 4467: 4466: 4464: 4462: 4456: 4449: 4441: 4435: 4434: 4432: 4425: 4417: 4411: 4410: 4408: 4406: 4387: 4381: 4380: 4378: 4376: 4354: 4348: 4347: 4345: 4343: 4321: 4315: 4314: 4312: 4310: 4288: 4282: 4281: 4279: 4277: 4257: 4251: 4250: 4248: 4246: 4227: 4221: 4220: 4219:on 11 July 2012. 4208: 4202: 4201: 4200:on 13 July 2011. 4199: 4192: 4184: 4175: 4174: 4172: 4170: 4155: 4149: 4148: 4146: 4144: 4129: 4123: 4122: 4120: 4118: 4103: 4097: 4094: 4088: 4082: 4076: 4075: 4073: 4071: 4056: 4047: 4034: 4028: 4027: 4025: 4023: 4008: 4002: 4001: 3999: 3997: 3982: 3976: 3975: 3973: 3971: 3952: 3946: 3945: 3943: 3941: 3935: 3928: 3919: 3913: 3900: 3894: 3881: 3870: 3857: 3851: 3850: 3848: 3837: 3829: 3823: 3822: 3820: 3818: 3803: 3797: 3784: 3778: 3765: 3756: 3743: 3737: 3724: 3715: 3702: 3696: 3683: 3677: 3659: 3653: 3640: 3629: 3616: 3610: 3609: 3607: 3605: 3600:on 13 March 2018 3596:. Archived from 3586: 3580: 3579: 3577: 3575: 3566:. Archived from 3556: 3550: 3537: 3531: 3528: 3522: 3519: 3513: 3512: 3510: 3508: 3488: 3482: 3481: 3463: 3457: 3456: 3454: 3452: 3437: 3426: 3425: 3420:. Archived from 3409: 3396: 3395: 3393: 3391: 3377: 3371: 3370: 3368: 3366: 3354:The Space Review 3344: 3335: 3334: 3329: 3322: 3314: 3308: 3307: 3305: 3303: 3284: 3278: 3277: 3275: 3273: 3258: 3252: 3251: 3241: 3231: 3214:(4): 5134–5158. 3199: 3182: 3181: 3179: 3177: 3176: 3173: 3170: 3161: 3159: 3157: 3156: 3153: 3150: 3140: 3134: 3132: 3128: 3120: 3118: 3073: 2974:Novolazarevskaya 2945:Anatoly Perminov 2850: 2849: 2747:manufactures an 2719:Leica Geosystems 2438:Saint Petersburg 2336: 2335: 2263:Third generation 2168:First generation 2111: 2108: 2102: 2099: 2093: 2086: 2057: 2055: 1906: 1904: 1849:0 — transmitted, 1763:Satellite number 1729: 1725: 1629: 1625: 1555:Orientation mode 1533:Data reliability 1452: 1448: 1336:Orientation mode 1304:Data reliability 1230: 1226: 994: 990: 949: 945: 904: 866: 800: 798: 794: 759:Earth's rotation 696:Since 2008, new 632:orbital elements 455:High Earth orbit 378: 376: 366: 364: 363: 358: 353: 349: 348: 335: 309: 308: 304: 248: 237: 189: 187: 186: 165: 163: 162: 151: 149: 148: 131: 124: 120: 96: 90: 63:Google Translate 48: 44: 27: 26: 19: 8027: 8026: 8022: 8021: 8020: 8018: 8017: 8016: 7967: 7966: 7965: 7960: 7941: 7848: 7844:Mission patches 7832: 7781: 7723: 7678: 7634: 7628: 7512: 7500: 7484: 7453: 7385: 7314: 7306: 7285:Launch vehicles 7280: 7271: 7220: 7207: 7198: 7168: 7163: 7112: 7064: 7038: 6975: 6961:TDF time signal 6907: 6902: 6872: 6867: 6835: 6814: 6773: 6698: 6655: 6650: 6620: 6615: 6579: 6505: 6474: 6433: 6428: 6398: 6393: 6375: 6337: 6099: 5676: 5668: 5638: 5628: 5626: 5616: 5614: 5604: 5602: 5592: 5590: 5582: 5577:Wayback Machine 5566: 5553: 5551: 5547: 5538: 5536: 5535:on 3 March 2016 5527: 5518: 5516: 5511: 5502: 5500: 5487: 5478: 5476: 5467: 5458: 5456: 5455:on 3 April 2007 5447: 5432: 5431: 5424: 5422: 5417: 5408: 5406: 5397: 5382: 5381: 5374: 5372: 5367: 5352: 5351: 5344: 5342: 5337: 5328: 5326: 5317: 5308: 5306: 5275: 5273: 5255: 5253: 5244: 5229: 5228: 5221: 5219: 5214: 5205: 5203: 5194: 5185: 5183: 5170: 5161: 5159: 5140: 5138: 5137:on 13 June 2007 5129: 5120: 5118: 5109: 5100: 5098: 5089: 5080: 5078: 5065: 5041: 5028: 5026: 5022: 5015: 5011: 5002: 5000: 4996: 4989: 4985: 4976: 4974: 4970: 4963: 4959: 4950: 4948: 4944: 4937: 4933: 4924: 4922: 4918: 4911: 4907: 4904: 4899: 4898: 4888: 4886: 4877: 4876: 4872: 4862: 4860: 4845: 4841: 4831: 4829: 4820: 4819: 4815: 4805: 4803: 4794: 4793: 4789: 4779: 4777: 4768: 4767: 4763: 4753: 4751: 4738: 4737: 4733: 4723: 4721: 4713: 4712: 4708: 4698: 4696: 4683: 4682: 4678: 4668: 4666: 4653: 4652: 4648: 4642:Wayback Machine 4633: 4629: 4623:Wayback Machine 4614: 4610: 4600: 4598: 4585: 4584: 4580: 4570: 4568: 4567:on 23 July 2015 4555: 4554: 4550: 4540: 4538: 4534: 4523: 4519: 4518: 4514: 4508:Wayback Machine 4499: 4495: 4489: 4484:Wayback Machine 4474: 4470: 4460: 4458: 4454: 4447: 4443: 4442: 4438: 4430: 4423: 4419: 4418: 4414: 4404: 4402: 4389: 4388: 4384: 4374: 4372: 4355: 4351: 4341: 4339: 4322: 4318: 4308: 4306: 4289: 4285: 4275: 4273: 4258: 4254: 4244: 4242: 4229: 4228: 4224: 4209: 4205: 4197: 4190: 4186: 4185: 4178: 4168: 4166: 4157: 4156: 4152: 4142: 4140: 4131: 4130: 4126: 4116: 4114: 4105: 4104: 4100: 4095: 4091: 4083: 4079: 4069: 4067: 4058: 4057: 4050: 4044:Wayback Machine 4035: 4031: 4021: 4019: 4010: 4009: 4005: 3995: 3993: 3984: 3983: 3979: 3969: 3967: 3954: 3953: 3949: 3939: 3937: 3933: 3926: 3920: 3916: 3910:Wayback Machine 3901: 3897: 3891:Wayback Machine 3882: 3873: 3867:Wayback Machine 3858: 3854: 3846: 3835: 3831: 3830: 3826: 3816: 3814: 3805: 3804: 3800: 3794:Wayback Machine 3785: 3781: 3775:Wayback Machine 3766: 3759: 3753:Wayback Machine 3744: 3740: 3734:Wayback Machine 3725: 3718: 3712:Wayback Machine 3703: 3699: 3693:Wayback Machine 3684: 3680: 3669:Wayback Machine 3660: 3656: 3650:Wayback Machine 3641: 3632: 3626:Wayback Machine 3617: 3613: 3603: 3601: 3588: 3587: 3583: 3573: 3571: 3558: 3557: 3553: 3547:Wayback Machine 3538: 3534: 3529: 3525: 3520: 3516: 3506: 3504: 3489: 3485: 3478: 3464: 3460: 3450: 3448: 3439: 3438: 3429: 3410: 3399: 3389: 3387: 3379: 3378: 3374: 3364: 3362: 3345: 3338: 3327: 3320: 3316: 3315: 3311: 3301: 3299: 3286: 3285: 3281: 3271: 3269: 3260: 3259: 3255: 3200: 3196: 3191: 3186: 3185: 3174: 3171: 3169:405,696 km 3168: 3167: 3165: 3163: 3154: 3151: 3149:363,104 km 3148: 3147: 3145: 3143: 3141: 3137: 3130: 3126: 3116: 3114: 3074: 3070: 3065: 3044:Multilateration 3005: 3000: 2994: 2929: 2877:In maintenance 2845: 2840: 2723:Hemisphere GNSS 2691:JAVAD GNSS, Inc 2666: 2351:Upload stations 2306: 2275: 2267:Main articles: 2265: 2224: 2218: 2176: 2170: 2126: 2120: 2115: 2114: 2109: 2105: 2100: 2096: 2091: 2087: 2083: 2053: 2051: 2041: 2021: 2001: 1981: 1961: 1941: 1940: 1918: 1902: 1900: 1890: 1884:Time correction 1878: 1876: 1874: 1872: 1862: 1850: 1848: 1846: 1833: 1809: 1789: 1769: 1668: 1624: 1522:Satellite state 1447: 1388: 1386: 1370: 1368: 1366: 1364: 1348: 1346: 1317:1 — unreliable 1316: 1314: 1298: 1296: 1286:Satellite state 1225: 1220: 1182:Six additional 1109: 1101: 1061:Research phase 992: 988: 947: 943: 902: 864: 860:Out of service 809:Current status 796: 771:UTC leap second 694: 658: 605:Manchester code 507: 500: 463:graveyard orbit 439: 359:; Russian: 351: 331: 323:8 sidereal days 306: 302: 301: 260:12 October 1982 225:2.8–7.38 metres 184: 182: 180: 160: 158: 156: 146: 144: 135: 134: 113: 112: 111: 94: 88: 51: 28: 24: 17: 12: 11: 5: 8025: 8015: 8014: 8009: 8004: 7999: 7994: 7989: 7984: 7979: 7962: 7961: 7959: 7958: 7953: 7946: 7943: 7942: 7940: 7939: 7935:Mission to Mir 7931: 7923: 7922: 7921: 7911: 7906: 7901: 7899:Ivan Ivanovich 7896: 7895: 7894: 7889: 7884: 7874: 7873: 7872: 7862: 7856: 7854: 7850: 7849: 7847: 7846: 7840: 7838: 7834: 7833: 7831: 7830: 7825: 7820: 7815: 7810: 7805: 7800: 7795: 7789: 7787: 7783: 7782: 7780: 7779: 7774: 7769: 7768: 7767: 7762: 7757: 7752: 7747: 7735: 7733: 7732:Communications 7729: 7728: 7725: 7724: 7722: 7721: 7716: 7709: 7708: 7707: 7702: 7697: 7686: 7684: 7683:In development 7680: 7679: 7677: 7676: 7671: 7666: 7661: 7653: 7648: 7642: 7640: 7636: 7635: 7633: 7632: 7623: 7617: 7608: 7602: 7599:Resurs-DK No.1 7596: 7587: 7581: 7575: 7569:Phobos program 7566: 7560: 7554: 7548: 7542: 7539:Luna programme 7536: 7530: 7523: 7521: 7514: 7506: 7505: 7502: 7501: 7499: 7498: 7492: 7490: 7489:In development 7486: 7485: 7483: 7482: 7477: 7476: 7475: 7461: 7459: 7455: 7454: 7452: 7451: 7446: 7441: 7436: 7431: 7426: 7418: 7410: 7408:(Moon landing) 7402: 7393: 7391: 7387: 7386: 7384: 7383: 7374: 7366: 7361: 7353: 7341: 7336: 7331: 7325: 7323: 7316: 7308: 7307: 7305: 7304: 7299: 7294: 7288: 7286: 7282: 7281: 7274: 7272: 7270: 7269: 7264: 7256: 7251: 7246: 7241: 7228: 7226: 7222: 7221: 7219: 7218: 7212: 7209: 7208: 7197: 7196: 7189: 7182: 7174: 7165: 7164: 7162: 7161: 7156: 7151: 7146: 7141: 7136: 7131: 7126: 7120: 7118: 7114: 7113: 7111: 7110: 7105: 7100: 7095: 7090: 7085: 7080: 7074: 7072: 7066: 7065: 7063: 7062: 7056: 7054: 7040: 7039: 7037: 7036: 7031: 7026: 7021: 7016: 7011: 7006: 7001: 6996: 6991: 6985: 6983: 6977: 6976: 6974: 6973: 6968: 6963: 6958: 6953: 6948: 6943: 6938: 6933: 6928: 6923: 6917: 6915: 6909: 6908: 6901: 6900: 6893: 6886: 6878: 6869: 6868: 6866: 6865: 6860: 6855: 6849: 6847: 6841: 6840: 6837: 6836: 6834: 6833: 6828: 6822: 6820: 6816: 6815: 6813: 6812: 6810:Thousand Sails 6807: 6802: 6800:Kuiper Systems 6797: 6792: 6787: 6781: 6779: 6775: 6774: 6772: 6771: 6766: 6761: 6756: 6751: 6746: 6741: 6736: 6731: 6726: 6721: 6715: 6713: 6706: 6700: 6699: 6697: 6696: 6691: 6686: 6681: 6676: 6671: 6665: 6663: 6657: 6656: 6649: 6648: 6641: 6634: 6626: 6617: 6616: 6614: 6613: 6608: 6603: 6598: 6593: 6587: 6585: 6584:Related topics 6581: 6580: 6578: 6577: 6572: 6567: 6562: 6557: 6552: 6547: 6542: 6537: 6532: 6526: 6521: 6515: 6513: 6507: 6506: 6504: 6503: 6498: 6493: 6488: 6486:BDS / BeiDou-1 6482: 6480: 6476: 6475: 6473: 6472: 6467: 6462: 6457: 6452: 6447: 6441: 6439: 6435: 6434: 6427: 6426: 6419: 6412: 6404: 6395: 6394: 6392: 6391: 6385: 6383: 6377: 6376: 6374: 6373: 6368: 6363: 6358: 6353: 6347: 6345: 6339: 6338: 6336: 6335: 6330: 6325: 6320: 6315: 6310: 6305: 6300: 6295: 6290: 6285: 6280: 6275: 6270: 6265: 6260: 6255: 6250: 6245: 6240: 6235: 6230: 6225: 6220: 6215: 6210: 6205: 6200: 6195: 6190: 6185: 6180: 6175: 6170: 6165: 6160: 6155: 6150: 6145: 6140: 6135: 6130: 6125: 6120: 6115: 6109: 6107: 6101: 6100: 6098: 6097: 6092: 6087: 6082: 6077: 6072: 6067: 6062: 6057: 6052: 6047: 6042: 6037: 6032: 6027: 6022: 6017: 6012: 6007: 6002: 5997: 5992: 5987: 5982: 5977: 5972: 5967: 5962: 5957: 5952: 5947: 5942: 5937: 5932: 5927: 5922: 5917: 5912: 5907: 5902: 5897: 5892: 5887: 5882: 5877: 5872: 5867: 5862: 5857: 5852: 5847: 5842: 5837: 5832: 5827: 5822: 5817: 5812: 5807: 5802: 5797: 5792: 5787: 5782: 5777: 5772: 5767: 5762: 5757: 5752: 5747: 5742: 5737: 5732: 5727: 5722: 5717: 5712: 5707: 5702: 5697: 5692: 5686: 5684: 5678: 5677: 5667: 5666: 5659: 5652: 5644: 5637: 5636: 5624: 5612: 5600: 5580: 5579: 5565: 5564:External links 5562: 5561: 5560: 5549:"GLONASS News" 5545: 5525: 5509: 5485: 5465: 5445: 5415: 5395: 5365: 5335: 5315: 5282: 5262: 5242: 5212: 5192: 5168: 5150:Goebel, Greg. 5147: 5127: 5107: 5087: 5063: 5055: 5040: 5037: 5036: 5035: 5009: 4983: 4957: 4931: 4903: 4900: 4897: 4896: 4870: 4839: 4813: 4787: 4761: 4731: 4719:glonass-iac.ru 4706: 4676: 4646: 4627: 4608: 4578: 4548: 4512: 4493: 4487: 4468: 4436: 4412: 4382: 4357:Jakub, Hodek. 4349: 4316: 4283: 4252: 4222: 4203: 4176: 4150: 4124: 4098: 4089: 4077: 4048: 4029: 4003: 3977: 3947: 3914: 3895: 3871: 3852: 3840:insidegnss.com 3824: 3798: 3779: 3757: 3738: 3716: 3697: 3678: 3654: 3630: 3611: 3581: 3564:glonass-iac.ru 3551: 3532: 3523: 3514: 3483: 3476: 3458: 3427: 3397: 3372: 3336: 3309: 3292:sonymobile.com 3279: 3253: 3193: 3192: 3190: 3187: 3184: 3183: 3175:42,164 km 3155:42,164 km 3135: 3067: 3066: 3064: 3061: 3060: 3059: 3053: 3047: 3041: 3036: 3030: 3024: 3018: 3012: 3009:Aviaconversiya 3004: 3001: 2996:Main article: 2993: 2990: 2970:Bellingshausen 2953:ground segment 2928: 2925: 2906: 2905: 2902: 2898: 2897: 2894: 2890: 2889: 2886: 2882: 2881: 2878: 2874: 2873: 2870: 2866: 2865: 2862: 2858: 2857: 2854: 2844: 2841: 2839: 2836: 2835: 2834: 2829: 2824: 2819: 2814: 2804: 2799: 2794: 2789: 2784: 2735: 2734: 2729: 2724: 2721: 2716: 2713: 2710: 2705: 2702: 2697: 2692: 2689: 2665: 2662: 2659: 2658: 2655: 2652: 2649: 2646: 2643: 2640: 2634: 2633: 2630: 2627: 2624: 2621: 2618: 2615: 2609: 2608: 2605: 2602: 2599: 2596: 2593: 2590: 2584: 2583: 2580: 2577: 2574: 2571: 2568: 2565: 2559: 2558: 2555: 2552: 2549: 2546: 2543: 2540: 2534: 2533: 2530: 2527: 2524: 2521: 2518: 2515: 2509: 2508: 2505: 2502: 2499: 2496: 2493: 2490: 2484: 2483: 2480: 2477: 2474: 2471: 2468: 2465: 2459: 2458: 2455: 2452: 2449: 2446: 2443: 2440: 2434: 2433: 2430: 2427: 2424: 2421: 2418: 2415: 2409: 2408: 2405: 2402: 2399: 2396: 2393: 2390: 2384: 2383: 2380: 2377: 2374: 2371: 2368: 2365: 2363:Krasnoznamensk 2359: 2358: 2355: 2352: 2349: 2346: 2343: 2342:System control 2340: 2334: 2333: 2330: 2327: 2324: 2305: 2304:Ground control 2302: 2264: 2261: 2252:In July 2015, 2220:Main article: 2217: 2214: 2172:Main article: 2169: 2166: 2119: 2116: 2113: 2112: 2103: 2094: 2089: 2080: 2079: 2076: 2075: 2071: 2070: 2067: 2064: 2060: 2059: 2048: 2045: 2042: 2039: 2036: 2032: 2031: 2028: 2025: 2022: 2019: 2016: 2012: 2011: 2008: 2005: 2002: 1999: 1996: 1992: 1991: 1988: 1985: 1982: 1979: 1976: 1972: 1971: 1968: 1965: 1962: 1959: 1956: 1952: 1951: 1948: 1945: 1942: 1938: 1936: 1933: 1932:Ascension time 1929: 1928: 1925: 1922: 1919: 1916: 1913: 1909: 1908: 1897: 1894: 1891: 1888: 1885: 1881: 1880: 1869: 1866: 1863: 1860: 1857: 1856:Satellite type 1853: 1852: 1840: 1837: 1834: 1831: 1828: 1824: 1823: 1816: 1813: 1810: 1807: 1804: 1800: 1799: 1796: 1793: 1790: 1787: 1784: 1780: 1779: 1776: 1773: 1770: 1767: 1764: 1760: 1759: 1756: 1753: 1750: 1747: 1743: 1742: 1739: 1736: 1733: 1722: 1721: 1718: 1714: 1713: 1710: 1706: 1705: 1702: 1698: 1697: 1691: 1687: 1686: 1683: 1679: 1678: 1675: 1671: 1670: 1665: 1661: 1660: 1657: 1653: 1652: 1649: 1645: 1644: 1641: 1637: 1636: 1633: 1623: 1620: 1617: 1616: 1613: 1609: 1608: 1605: 1602: 1599: 1595: 1594: 1591: 1588: 1586: 1582: 1581: 1578: 1575: 1571: 1570: 1567: 1564: 1563:UTC correction 1560: 1559: 1556: 1552: 1551: 1548: 1545: 1541: 1540: 1537: 1534: 1530: 1529: 1526: 1523: 1519: 1518: 1515: 1512: 1509: 1505: 1504: 1501: 1498: 1495: 1494:Satellite time 1491: 1490: 1487: 1484: 1481: 1477: 1476: 1473: 1470: 1467: 1463: 1462: 1459: 1456: 1446: 1443: 1440: 1439: 1436: 1432: 1431: 1428: 1425: 1422: 1418: 1417: 1414: 1411: 1409: 1405: 1404: 1401: 1398: 1395: 1394:Satellite time 1391: 1390: 1383: 1380: 1377: 1373: 1372: 1361: 1358: 1355: 1354:UTC correction 1351: 1350: 1343: 1340: 1337: 1333: 1332: 1329: 1326: 1323: 1319: 1318: 1311: 1308: 1305: 1301: 1300: 1293: 1290: 1287: 1283: 1282: 1279: 1276: 1273: 1269: 1268: 1265: 1262: 1259: 1255: 1254: 1251: 1248: 1245: 1241: 1240: 1237: 1234: 1224: 1221: 1219: 1216: 1212:inclined orbit 1167:), which is a 1149: 1148: 1145: 1138: 1127:Beidou/COMPASS 1106: 1105: 1089: 1088: 1085: 1082: 1079: 1076: 1073: 1070: 1067: 1064: 1062: 1059: 1056: 1052: 1051: 1049: 1047: 1045: 1042: 1039: 1036: 1033: 1030: 1028: 1025: 1022: 1018: 1017: 1015: 1013: 1011: 1008: 1005: 1002: 999: 996: 985: 982: 979: 973: 972: 970: 968: 966: 963: 960: 957: 954: 951: 940: 937: 934: 928: 927: 925: 923: 921: 918: 915: 912: 909: 906: 899: 896: 893: 887: 886: 884: 882: 880: 878: 876: 874: 871: 868: 861: 858: 855: 849: 848: 845: 842: 839: 836: 833: 830: 827: 823: 822: 819: 816: 813: 810: 807: 804: 793: 740:modernized GPS 693: 690: 657: 654: 506: 503: 499: 496: 453:to the lowest 438: 435: 408:high latitudes 337: 336: 329: 325: 324: 321: 319:Revisit period 315: 314: 299: 298:Orbital period 295: 294: 291: 290:Orbital height 287: 286: 279: 275: 274: 270: 269: 266: 262: 261: 258: 254: 253: 250: 247:Current usable 243: 242: 239: 232: 231: 227: 226: 223: 219: 218: 215: 211: 210: 207: 203: 202: 199: 195: 194: 175: 171: 170: 141: 137: 136: 132: 115: 114: 110: 109: 102: 91: 69: 66: 55: 52: 45:(October 2023) 33: 32: 31: 29: 22: 15: 9: 6: 4: 3: 2: 8024: 8013: 8010: 8008: 8005: 8003: 8000: 7998: 7995: 7993: 7990: 7988: 7985: 7983: 7980: 7978: 7975: 7974: 7972: 7957: 7954: 7952: 7948: 7947: 7944: 7937: 7936: 7932: 7929: 7928: 7924: 7920: 7917: 7916: 7915: 7912: 7910: 7907: 7905: 7902: 7900: 7897: 7893: 7890: 7888: 7885: 7883: 7880: 7879: 7878: 7875: 7871: 7868: 7867: 7866: 7863: 7861: 7858: 7857: 7855: 7851: 7845: 7842: 7841: 7839: 7835: 7829: 7826: 7824: 7821: 7819: 7816: 7814: 7811: 7809: 7806: 7804: 7801: 7799: 7796: 7794: 7793:Baikal-Angara 7791: 7790: 7788: 7784: 7778: 7775: 7773: 7770: 7766: 7763: 7761: 7758: 7756: 7753: 7751: 7748: 7746: 7743: 7742: 7741:(begun 1957) 7740: 7737: 7736: 7734: 7730: 7720: 7717: 7715: 7714: 7710: 7706: 7703: 7701: 7698: 7696: 7693: 7692: 7691: 7688: 7687: 7685: 7681: 7675: 7672: 7670: 7667: 7665: 7662: 7657: 7654: 7652: 7649: 7647: 7644: 7643: 7641: 7637: 7627: 7624: 7621: 7618: 7612: 7609: 7606: 7605:Koronas-Foton 7603: 7600: 7597: 7591: 7588: 7585: 7582: 7579: 7576: 7570: 7567: 7564: 7561: 7558: 7555: 7552: 7549: 7546: 7543: 7540: 7537: 7534: 7531: 7528: 7525: 7524: 7522: 7518: 7515: 7511: 7507: 7497: 7494: 7493: 7491: 7487: 7481: 7478: 7474: 7471: 7470: 7466: 7463: 7462: 7460: 7456: 7450: 7447: 7445: 7442: 7440: 7437: 7435: 7432: 7430: 7427: 7422: 7419: 7414: 7411: 7406: 7403: 7398: 7395: 7394: 7392: 7388: 7382: 7378: 7375: 7370: 7367: 7365: 7362: 7357: 7354: 7352: 7345: 7342: 7340: 7337: 7335: 7332: 7330: 7327: 7326: 7324: 7320: 7317: 7313: 7309: 7303: 7300: 7298: 7295: 7293: 7290: 7289: 7287: 7283: 7278: 7268: 7265: 7260: 7257: 7255: 7252: 7250: 7247: 7245: 7242: 7238: 7233: 7230: 7229: 7227: 7223: 7217: 7214: 7213: 7210: 7206: 7202: 7195: 7190: 7188: 7183: 7181: 7176: 7175: 7172: 7160: 7157: 7155: 7152: 7150: 7147: 7145: 7142: 7140: 7137: 7135: 7132: 7130: 7127: 7125: 7122: 7121: 7119: 7115: 7109: 7106: 7104: 7101: 7099: 7096: 7094: 7091: 7089: 7086: 7084: 7081: 7079: 7076: 7075: 7073: 7071: 7067: 7061: 7058: 7057: 7055: 7053: 7049: 7045: 7041: 7035: 7032: 7030: 7027: 7025: 7022: 7020: 7017: 7015: 7012: 7010: 7007: 7005: 7002: 7000: 6997: 6995: 6992: 6990: 6987: 6986: 6984: 6982: 6978: 6972: 6969: 6967: 6966:Time from NPL 6964: 6962: 6959: 6957: 6954: 6952: 6949: 6947: 6944: 6942: 6939: 6937: 6934: 6932: 6929: 6927: 6924: 6922: 6919: 6918: 6916: 6914: 6910: 6906: 6899: 6894: 6892: 6887: 6885: 6880: 6879: 6876: 6864: 6861: 6859: 6856: 6854: 6851: 6850: 6848: 6846: 6842: 6832: 6829: 6827: 6824: 6823: 6821: 6817: 6811: 6808: 6806: 6803: 6801: 6798: 6796: 6793: 6791: 6788: 6786: 6783: 6782: 6780: 6776: 6770: 6767: 6765: 6762: 6760: 6757: 6755: 6752: 6750: 6747: 6745: 6742: 6740: 6737: 6735: 6732: 6730: 6727: 6725: 6722: 6720: 6717: 6716: 6714: 6710: 6707: 6705: 6704:Communication 6701: 6695: 6692: 6690: 6687: 6685: 6682: 6680: 6677: 6675: 6672: 6670: 6667: 6666: 6664: 6662: 6658: 6654: 6647: 6642: 6640: 6635: 6633: 6628: 6627: 6624: 6612: 6609: 6607: 6604: 6602: 6599: 6597: 6596:Kalman filter 6594: 6592: 6589: 6588: 6586: 6582: 6576: 6573: 6571: 6568: 6566: 6563: 6561: 6558: 6556: 6553: 6551: 6548: 6546: 6543: 6541: 6538: 6536: 6533: 6530: 6527: 6525: 6522: 6520: 6517: 6516: 6514: 6512: 6508: 6502: 6499: 6497: 6494: 6492: 6489: 6487: 6484: 6483: 6481: 6477: 6471: 6470:IRNSS / NAVIC 6468: 6466: 6465:GPS / NavStar 6463: 6461: 6458: 6456: 6453: 6451: 6448: 6446: 6443: 6442: 6440: 6436: 6432: 6425: 6420: 6418: 6413: 6411: 6406: 6405: 6402: 6390: 6387: 6386: 6384: 6382: 6378: 6372: 6369: 6367: 6364: 6362: 6359: 6357: 6354: 6352: 6349: 6348: 6346: 6344: 6340: 6334: 6331: 6329: 6326: 6324: 6321: 6319: 6316: 6314: 6311: 6309: 6306: 6304: 6301: 6299: 6296: 6294: 6291: 6289: 6286: 6284: 6281: 6279: 6276: 6274: 6271: 6269: 6266: 6264: 6261: 6259: 6256: 6254: 6251: 6249: 6246: 6244: 6241: 6239: 6236: 6234: 6231: 6229: 6226: 6224: 6221: 6219: 6216: 6214: 6211: 6209: 6206: 6204: 6201: 6199: 6196: 6194: 6191: 6189: 6186: 6184: 6181: 6179: 6176: 6174: 6171: 6169: 6166: 6164: 6161: 6159: 6156: 6154: 6151: 6149: 6146: 6144: 6141: 6139: 6136: 6134: 6131: 6129: 6126: 6124: 6121: 6119: 6116: 6114: 6111: 6110: 6108: 6106: 6102: 6096: 6093: 6091: 6088: 6086: 6083: 6081: 6078: 6076: 6073: 6071: 6068: 6066: 6063: 6061: 6058: 6056: 6053: 6051: 6048: 6046: 6043: 6041: 6038: 6036: 6033: 6031: 6028: 6026: 6023: 6021: 6018: 6016: 6013: 6011: 6008: 6006: 6003: 6001: 5998: 5996: 5993: 5991: 5988: 5986: 5983: 5981: 5978: 5976: 5973: 5971: 5968: 5966: 5963: 5961: 5958: 5956: 5953: 5951: 5948: 5946: 5943: 5941: 5938: 5936: 5933: 5931: 5928: 5926: 5923: 5921: 5918: 5916: 5913: 5911: 5908: 5906: 5903: 5901: 5898: 5896: 5893: 5891: 5888: 5886: 5883: 5881: 5878: 5876: 5873: 5871: 5868: 5866: 5863: 5861: 5858: 5856: 5853: 5851: 5848: 5846: 5843: 5841: 5838: 5836: 5833: 5831: 5828: 5826: 5823: 5821: 5818: 5816: 5813: 5811: 5808: 5806: 5803: 5801: 5798: 5796: 5793: 5791: 5788: 5786: 5783: 5781: 5778: 5776: 5773: 5771: 5768: 5766: 5763: 5761: 5758: 5756: 5753: 5751: 5748: 5746: 5743: 5741: 5738: 5736: 5733: 5731: 5728: 5726: 5723: 5721: 5718: 5716: 5713: 5711: 5708: 5706: 5703: 5701: 5698: 5696: 5693: 5691: 5688: 5687: 5685: 5683: 5679: 5675: 5672: 5665: 5660: 5658: 5653: 5651: 5646: 5645: 5642: 5635: 5625: 5623: 5613: 5611: 5601: 5599: 5589: 5588: 5585: 5578: 5574: 5571: 5568: 5567: 5550: 5546: 5534: 5530: 5526: 5514: 5510: 5498: 5494: 5492: 5486: 5474: 5472: 5466: 5454: 5450: 5446: 5442: 5436: 5420: 5416: 5404: 5400: 5396: 5392: 5386: 5370: 5366: 5362: 5356: 5340: 5336: 5324: 5320: 5316: 5304: 5300: 5296: 5292: 5288: 5283: 5272: 5268: 5263: 5251: 5247: 5243: 5239: 5233: 5217: 5213: 5201: 5197: 5193: 5181: 5177: 5175: 5169: 5157: 5153: 5148: 5136: 5132: 5128: 5116: 5112: 5108: 5096: 5092: 5088: 5076: 5072: 5070: 5064: 5062: 5060: 5056: 5053: 5049: 5047: 5043: 5042: 5021: 5014: 5010: 4995: 4988: 4984: 4969: 4962: 4958: 4943: 4936: 4932: 4917: 4910: 4906: 4905: 4884: 4880: 4874: 4858: 4854: 4850: 4843: 4827: 4823: 4817: 4801: 4797: 4791: 4775: 4771: 4765: 4749: 4745: 4741: 4735: 4720: 4716: 4710: 4694: 4690: 4686: 4680: 4664: 4660: 4656: 4650: 4643: 4639: 4636: 4631: 4624: 4620: 4617: 4612: 4596: 4592: 4588: 4582: 4566: 4562: 4558: 4552: 4533: 4529: 4522: 4516: 4509: 4505: 4502: 4497: 4491: 4485: 4481: 4478: 4472: 4453: 4446: 4440: 4429: 4422: 4416: 4400: 4396: 4395:navipedia.net 4392: 4386: 4370: 4366: 4365: 4360: 4353: 4337: 4333: 4332: 4327: 4320: 4304: 4300: 4299: 4294: 4287: 4271: 4267: 4263: 4256: 4240: 4236: 4232: 4226: 4218: 4214: 4207: 4196: 4189: 4183: 4181: 4164: 4160: 4154: 4138: 4134: 4128: 4112: 4108: 4102: 4093: 4086: 4081: 4065: 4061: 4055: 4053: 4045: 4041: 4038: 4033: 4017: 4013: 4007: 3991: 3987: 3981: 3965: 3961: 3957: 3951: 3932: 3925: 3918: 3911: 3907: 3904: 3899: 3892: 3888: 3885: 3880: 3878: 3876: 3868: 3864: 3861: 3856: 3845: 3841: 3834: 3828: 3812: 3808: 3802: 3795: 3791: 3788: 3783: 3776: 3772: 3769: 3764: 3762: 3754: 3750: 3747: 3742: 3735: 3731: 3728: 3723: 3721: 3713: 3709: 3706: 3701: 3694: 3690: 3687: 3682: 3675: 3674: 3670: 3666: 3663: 3658: 3651: 3647: 3644: 3639: 3637: 3635: 3627: 3623: 3620: 3615: 3599: 3595: 3591: 3585: 3569: 3565: 3561: 3555: 3548: 3544: 3541: 3536: 3527: 3518: 3502: 3498: 3494: 3487: 3479: 3473: 3469: 3462: 3446: 3442: 3436: 3434: 3432: 3423: 3419: 3415: 3408: 3406: 3404: 3402: 3386: 3382: 3376: 3360: 3356: 3355: 3350: 3343: 3341: 3333: 3326: 3319: 3313: 3297: 3293: 3289: 3283: 3267: 3263: 3257: 3249: 3245: 3240: 3235: 3230: 3225: 3221: 3217: 3213: 3209: 3205: 3198: 3194: 3139: 3124: 3119:10 Nm/kg 3112: 3108: 3104: 3100: 3096: 3093: =  3092: 3089: 3085: 3082: 3079: =  3078: 3072: 3068: 3057: 3054: 3051: 3048: 3045: 3042: 3040: 3037: 3034: 3031: 3028: 3025: 3022: 3019: 3016: 3013: 3010: 3007: 3006: 2999: 2989: 2987: 2983: 2979: 2975: 2971: 2967: 2963: 2958: 2954: 2950: 2946: 2943:In May 2009, 2941: 2937: 2935: 2924: 2921: 2917: 2914: 2911: 2903: 2900: 2899: 2895: 2892: 2891: 2887: 2884: 2883: 2879: 2876: 2875: 2871: 2868: 2867: 2863: 2860: 2859: 2855: 2852: 2851: 2848: 2833: 2830: 2828: 2825: 2823: 2820: 2818: 2815: 2812: 2808: 2805: 2803: 2800: 2798: 2795: 2793: 2790: 2788: 2787:Sony Ericsson 2785: 2783: 2780: 2779: 2778: 2776: 2772: 2767: 2766:and GLONASS. 2765: 2761: 2757: 2752: 2750: 2746: 2742: 2740: 2733: 2730: 2728: 2725: 2722: 2720: 2717: 2714: 2711: 2709: 2706: 2703: 2701: 2698: 2696: 2693: 2690: 2687: 2686: 2685: 2678: 2670: 2656: 2653: 2650: 2647: 2644: 2641: 2639: 2635: 2631: 2628: 2625: 2622: 2619: 2616: 2614: 2610: 2606: 2603: 2600: 2597: 2594: 2591: 2589: 2585: 2581: 2578: 2575: 2572: 2569: 2566: 2564: 2560: 2556: 2553: 2550: 2547: 2544: 2541: 2539: 2535: 2531: 2528: 2525: 2522: 2519: 2516: 2514: 2510: 2506: 2503: 2500: 2497: 2494: 2491: 2489: 2485: 2481: 2478: 2475: 2472: 2469: 2466: 2464: 2460: 2456: 2453: 2450: 2447: 2444: 2441: 2439: 2435: 2431: 2428: 2425: 2422: 2419: 2416: 2414: 2410: 2406: 2403: 2400: 2397: 2394: 2391: 2389: 2385: 2381: 2378: 2375: 2372: 2369: 2366: 2364: 2360: 2354:Laser Ranging 2348:Central clock 2337: 2331: 2328: 2325: 2322: 2321: 2320: 2317: 2310: 2301: 2299: 2295: 2291: 2286: 2284: 2279: 2274: 2270: 2260: 2257: 2255: 2254:ISS Reshetnev 2250: 2248: 2244: 2240: 2235: 2233: 2232:cesium clocks 2229: 2223: 2213: 2211: 2208: 2204: 2200: 2197: 2193: 2188: 2184: 2180: 2175: 2165: 2163: 2157: 2155: 2151: 2147: 2143: 2142:Zheleznogorsk 2139: 2130: 2125: 2107: 2098: 2085: 2081: 2073: 2072: 2065: 2061: 2049: 2046: 2043: 2037: 2035:Period change 2034: 2033: 2029: 2026: 2023: 2017: 2014: 2013: 2009: 2006: 2003: 1997: 1994: 1993: 1989: 1986: 1983: 1977: 1974: 1973: 1969: 1966: 1963: 1957: 1954: 1953: 1949: 1946: 1943: 1934: 1931: 1930: 1926: 1923: 1920: 1914: 1911: 1910: 1898: 1895: 1892: 1886: 1883: 1882: 1870: 1867: 1864: 1858: 1855: 1854: 1844: 1841: 1838: 1835: 1829: 1827:Signal status 1826: 1825: 1821: 1817: 1814: 1811: 1805: 1802: 1801: 1797: 1794: 1791: 1785: 1782: 1781: 1777: 1774: 1771: 1765: 1762: 1761: 1757: 1754: 1751: 1748: 1745: 1744: 1740: 1737: 1734: 1730: 1720:Text message 1719: 1716: 1715: 1711: 1708: 1707: 1703: 1700: 1699: 1696: 1692: 1689: 1688: 1684: 1681: 1680: 1676: 1673: 1672: 1666: 1663: 1662: 1658: 1655: 1654: 1650: 1647: 1646: 1642: 1639: 1638: 1634: 1631: 1630: 1614: 1610: 1606: 1603: 1600: 1597: 1596: 1592: 1589: 1587: 1584: 1583: 1579: 1576: 1573: 1572: 1568: 1565: 1562: 1561: 1557: 1554: 1553: 1549: 1546: 1543: 1542: 1538: 1535: 1532: 1531: 1527: 1524: 1521: 1520: 1513: 1510: 1507: 1506: 1502: 1499: 1496: 1493: 1492: 1488: 1485: 1482: 1479: 1478: 1474: 1471: 1468: 1465: 1464: 1460: 1457: 1453: 1437: 1433: 1429: 1426: 1423: 1420: 1419: 1415: 1412: 1410: 1407: 1406: 1402: 1399: 1396: 1393: 1392: 1389:1 — expected 1384: 1381: 1378: 1375: 1374: 1362: 1359: 1356: 1353: 1352: 1344: 1341: 1338: 1335: 1334: 1327: 1324: 1321: 1320: 1312: 1309: 1306: 1303: 1302: 1294: 1291: 1288: 1285: 1284: 1280: 1277: 1274: 1271: 1270: 1266: 1263: 1260: 1257: 1256: 1252: 1249: 1246: 1243: 1242: 1238: 1235: 1231: 1215: 1213: 1209: 1205: 1204:Molniya orbit 1201: 1197: 1193: 1189: 1185: 1180: 1178: 1174: 1170: 1166: 1162: 1156: 1154: 1146: 1143: 1139: 1136: 1132: 1131: 1130: 1128: 1123: 1120: 1115: 1113: 1104: 1099: 1095: 1090: 1086: 1083: 1080: 1077: 1074: 1071: 1068: 1065: 1063: 1060: 1057: 1054: 1053: 1050: 1048: 1046: 1043: 1040: 1037: 1034: 1031: 1029: 1027:Design phase 1026: 1023: 1020: 1019: 1016: 1014: 1012: 1009: 1006: 1003: 1000: 997: 986: 983: 980: 978: 975: 974: 971: 969: 967: 964: 961: 958: 955: 952: 941: 938: 935: 933: 930: 929: 926: 924: 922: 919: 916: 913: 910: 907: 900: 897: 894: 892: 889: 888: 885: 883: 881: 879: 877: 875: 872: 869: 862: 859: 856: 854: 851: 850: 846: 843: 840: 837: 834: 831: 828: 825: 824: 818:CDMA signals 815:FDMA signals 801: 792: 789: 785: 781: 779: 774: 772: 768: 767:COSPAS-SARSAT 764: 760: 755: 752: 747: 745: 741: 737: 733: 729: 725: 722: 716: 714: 710: 704: 701: 699: 689: 687: 683: 679: 675: 671: 666: 664: 653: 651: 645: 643: 642: 635: 633: 629: 624: 622: 618: 612: 610: 606: 602: 598: 593: 590: 586: 581: 579: 575: 571: 567: 563: 559: 555: 551: 547: 543: 539: 536:encoding and 535: 530: 528: 519: 511: 502: 495: 491: 489: 485: 476: 472: 468: 464: 460: 456: 452: 448: 443: 434: 432: 428: 423: 421: 416: 415:constellation 411: 409: 405: 400: 396: 394: 390: 386: 381: 375: 369: 357: 343: 334: 330: 326: 322: 320: 316: 312: 300: 296: 292: 288: 284: 280: 276: 271: 268:7 August 2023 267: 263: 259: 255: 251: 244: 240: 233: 228: 224: 220: 216: 212: 208: 204: 200: 196: 192: 179: 176: 172: 168: 155: 154: 142: 138: 130: 125: 119: 107: 103: 100: 92: 86: 82: 78: 74: 70: 67: 64: 60: 56: 54: 53: 47: 41: 39: 34:You can help 30: 21: 20: 7933: 7925: 7711: 7563:Vega program 7551:Zond program 7400:(Moon flyby) 7397:Zond (7K-L1) 7356:Soyuz-Apollo 7249:Kapustin Yar 7225:Launch sites 7087: 6678: 6459: 5670: 5634:Soviet Union 5552:. 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3385:www.gnss.ca 3365:20 December 3021:Era-glonass 2986:Philippines 2964:and in the 2771:smartphones 2727:Trimble Inc 1955:Inclination 1803:Current day 1783:Almanac age 1585:Information 1480:String type 1408:Information 1258:String type 1198:system and 1155:receivers. 1075:L2OC, L2SC 1072:L1OC, L1SC 1069:L2OF, L2SF 1066:L1OF, L1SF 1055:GLONASS-KМ 1041:L2OC, L2SC 1038:L1OC, L1SC 1007:L2OC, L2SC 1004:L1OC, L1SC 1001:L2OF, L2SF 998:L1OF, L1SF 956:L2OF, L2SF 953:L1OF, L1SF 939:In service 911:L2OF, L2SF 908:L1OF, L1SF 898:In service 870:L1OF, L1SF 751:ephemerides 713:Barker code 663:nanoseconds 265:Last launch 209:Operational 174:Operator(s) 7971:Categories 7949:See also: 7803:Mars-Grunt 7765:Sputnik 99 7760:Sputnik 41 7416:(moonbase) 7237:Kazakhstan 6795:O3b mPOWER 6729:Globalstar 6661:Navigation 6479:Historical 6381:GLONASS-K2 5674:satellites 5186:18 January 5101:18 January 5029:21 October 5003:21 October 4977:21 October 4951:21 October 4925:21 October 4461:22 January 4405:22 January 4169:23 October 3390:30 October 3189:References 3164:(that is, 3144:(that is, 2934:navigation 2695:Septentrio 2413:Komsomolsk 2294:Soyuz-2.1b 2273:GLONASS-K2 2243:Soyuz-2-1b 2146:ru:РНИИ КП 2122:See also: 2118:Satellites 2063:(Reserved) 2058:s/orbit). 1746:Orbit type 1735:Size, bits 1664:10, 11, 12 1458:Size, bits 1315:0 — valid, 1236:Size, bits 1119:Glonass-K2 1112:Glonass-K1 1021:GLONASS-V 977:GLONASS-K2 895:2003–2022 857:1982–2005 763:ionosphere 678:North Pole 603:sequence ( 527:obfuscated 431:GLONASS-K2 249:satellites 238:satellites 40:in Russian 7808:Mercury-P 7798:Laplace-P 7755:Sputnik 3 7750:Sputnik 2 7745:Sputnik 1 7719:Spektr-UV 7690:Luna-Glob 7674:Spektr-RG 7651:Elektro–L 7390:Cancelled 7262:(defunct) 7216:Roscosmos 7149:Radio VNG 7070:Satellite 6981:Shortwave 6831:Teledesic 6819:Abandoned 6531:(retired) 6343:GLONASS-K 6105:GLONASS-M 5610:Geography 5435:cite news 5385:cite news 5355:cite news 5299:0309-7846 5232:cite news 4902:Standards 4143:20 August 4117:13 August 3302:7 October 3272:7 October 2982:Indonesia 2966:Antarctic 2957:GLONASS-K 2949:Roscosmos 2811:iPhone 4S 2760:Bluetooth 2664:Receivers 2638:Zelenchuk 2488:Yeniseysk 2463:Ussuriysk 2388:Schelkovo 2269:GLONASS-K 2228:Glonass-M 2222:GLONASS-M 2074:L3OC: 58 1912:Ascension 1843:Bit field 1184:Glonass-V 1129:signals: 932:GLONASS-K 891:GLONASS-M 806:Launches 650:Lunisolar 617:ephemeris 578:antipodal 451:Low Earth 420:Roscosmos 368:romanized 293:19,130 km 278:Regime(s) 178:Roscosmos 99:talk page 7823:Venera-D 7818:Spektr-M 7786:Concepts 7713:Kazachok 7669:Resurs-P 7664:Meteor-M 7629:(failed) 7620:Spektr-R 7614:(failed) 7593:(failed) 7572:(failed) 7513:programs 7315:programs 7014:ROA Time 6913:Longwave 6863:RapidEye 6858:Pleiades 6826:Celestri 6778:Proposed 6754:Tianlian 6749:Starlink 6565:StarFire 6560:SouthPAN 6496:Timation 5573:Archived 5539:12 April 5519:10 April 5459:10 April 5425:12 April 5375:12 April 5345:12 April 5329:10 April 5309:13 April 5276:12 April 5256:13 April 5222:12 April 5206:12 April 5162:10 April 5141:13 April 5121:12 April 5081:10 April 4883:Archived 4857:Archived 4826:Archived 4800:Archived 4780:10 March 4774:Archived 4772:. 2014. 4748:Archived 4746:. 2014. 4744:Izvestia 4693:Archived 4663:Archived 4638:Archived 4619:Archived 4595:Archived 4561:CNews.ru 4532:Archived 4504:Archived 4480:Archived 4452:Archived 4428:Archived 4399:Archived 4369:Archived 4336:Archived 4303:Archived 4270:Archived 4239:Archived 4235:BBC News 4163:Archived 4137:Archived 4111:Archived 4040:Archived 3931:Archived 3906:Archived 3887:Archived 3863:Archived 3844:Archived 3842:. 2011. 3790:Archived 3771:Archived 3749:Archived 3730:Archived 3708:Archived 3689:Archived 3665:Archived 3646:Archived 3622:Archived 3543:Archived 3501:Archived 3497:BBC News 3359:Archived 3325:Archived 3296:Archived 3266:Archived 3248:22666079 3097:, where 3003:See also 2927:Accuracy 2827:Motorola 2769:Various 2749:Inmarsat 2613:Murmansk 2538:Ulan-Ude 2339:Location 2239:Proton-K 2199:Blok-DM2 2196:Proton-K 2066:L1OC: 23 1685:Almanac 1466:Timecode 1244:Timecode 1200:Beidou-1 984:Testing 744:BeiDou-2 656:Accuracy 568:, at an 477:to scale 473:and the 461:and its 222:Accuracy 214:Coverage 75:provide 7977:GLONASS 7853:Related 7705:Luna 28 7700:Luna 27 7695:Luna 26 7659:(joint) 7656:ExoMars 7626:Luna 25 7590:Mars 96 7533:Prognoz 7510:Robotic 7468:(joint) 7377:Energia 7372:(joint) 7359:(joint) 7334:Voskhod 7117:Defunct 7093:Galileo 7088:GLONASS 6744:Orbcomm 6734:Iridium 6679:GLONASS 6674:Galileo 6606:Wavelet 6501:Tsiklon 6491:Transit 6460:GLONASS 6455:Galileo 5682:GLONASS 5671:GLONASS 5584:Portals 5554:31 July 4754:5 April 4689:Reuters 4375:18 June 4342:19 June 4309:19 June 4276:19 June 4245:20 June 3239:3355462 3216:Bibcode 3208:Sensors 3178:⁠ 3166:⁠ 3158:⁠ 3146:⁠ 3056:Tsikada 3027:Galileo 2992:History 2968:at the 2893:Spares 2809:(since 2802:Samsung 2739:GALS-A1 2712:Novatel 2588:Vorkuta 2513:Yakutsk 1995:Perigee 1177:Luch 5B 1173:Luch 5A 853:GLONASS 736:Galileo 672:named " 621:almanac 601:meander 449:, from 347:ГЛОНАСС 342:GLONASS 328:Website 305:⁄ 236:Nominal 122:GLONASS 97:to the 79:in the 42:. 7646:Bion-M 7639:Active 7631:(2023) 7616:(2011) 7607:(2009) 7595:(1996) 7578:Granat 7557:Astron 7545:Venera 7458:Active 7449:Kliper 7434:Zvezda 7429:Spiral 7413:Zvezda 7339:Salyut 7329:Vostok 7297:Proton 7292:Angara 7201:Soviet 7078:BeiDou 7009:JN53DV 6999:HD2IOA 6853:Planet 6790:OneWeb 6764:ViaSat 6669:BeiDou 6445:BeiDou 5622:Russia 5479:18 May 5297:  5293:(98). 5052:backup 4085:Uragan 3833:"Data" 3474:  3246:  3236:  3015:BeiDou 2978:Brazil 2962:Russia 2856:26 SC 2853:Total 2838:Status 2797:Huawei 2782:Xiaomi 2756:Garmin 2732:u-blox 2700:Topcon 2688:Furuno 2247:Fregat 2207:Etalon 2203:Briz-M 2194:using 2015:Period 1701:31, 32 1096:, "С": 1087:L5OCM 1084:L3OCM 1081:L1OCM 1058:2030– 1024:2025– 991:10...5 981:2023– 946:10...1 936:2011– 920:L3OC 742:, and 682:WGS 84 498:Signal 285:planes 217:Global 206:Status 191:Russia 188:  167:Russia 164:  150:  7882:Laika 7828:Sfera 7813:OPSEK 7584:Gamma 7480:Soyuz 7439:Zarya 7381:Buran 7344:Almaz 7302:Soyuz 7103:IRNSS 7083:DORIS 6941:DCF77 6785:IRIS² 6689:IRNSS 6611:RINEX 6550:NTRIP 6535:JPALS 6529:GPS·C 6524:GAGAN 6519:EGNOS 6450:DORIS 5023:(PDF) 5016:(PDF) 4997:(PDF) 4990:(PDF) 4971:(PDF) 4964:(PDF) 4945:(PDF) 4938:(PDF) 4919:(PDF) 4912:(PDF) 4535:(PDF) 4524:(PDF) 4455:(PDF) 4448:(PDF) 4431:(PDF) 4424:(PDF) 4198:(PDF) 4191:(PDF) 3934:(PDF) 3927:(PDF) 3847:(PDF) 3836:(PDF) 3328:(PDF) 3321:(PDF) 3115:6.673 3063:Notes 3050:NAVIC 2904:2 SC 2896:0 SC 2888:0 SC 2880:0 SC 2872:0 SC 2832:Nokia 2807:Apple 2704:C-Nav 2563:Nurek 2283:nadir 1732:Field 1612:Total 1455:Field 1435:Total 1233:Field 1210:, or 1010:L3OC 965:L3OC 873:L2SF 709:chips 674:PZ-90 670:datum 475:Earth 157:(now 59:DeepL 7520:Past 7496:Orel 7444:MAKS 7322:Past 7235:(in 7203:and 7154:WWVL 7139:OLB5 7034:YVTO 7029:WWVH 6971:WWVB 6936:Beta 6759:TDRS 6724:DSCS 6719:BGAN 6694:QZSS 6575:SDCM 6570:WAAS 6545:MSAS 6540:LAAS 5556:2007 5541:2007 5521:2007 5505:2006 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380:lit. 352:IPA: 281:3 × 198:Type 73:must 71:You 7421:TMK 7364:Mir 7351:TKS 7159:Y3S 7144:OMA 7134:NAA 7129:HBG 7124:BSF 7052:UHF 7044:VHF 7024:WWV 7019:RWM 7004:HLA 6994:CHU 6989:BPM 6956:RTZ 6951:RBU 6946:JJY 6931:BSF 6926:BPL 6921:BPC 6769:WGS 6739:O3b 6684:GPS 3234:PMC 3224:doi 2980:to 2817:HTC 2792:ZTE 2775:GPS 2501:Yes 2495:Yes 2470:Yes 2445:Yes 2429:Yes 2426:Yes 2420:Yes 2404:Yes 2401:Yes 2398:Yes 2395:Yes 2367:Yes 2152:in 1695:TAI 1598:CRC 1590:219 1497:ОМВ 1483:Тип 1469:СМВ 1421:CRC 1413:184 1397:ОМВ 1261:Тип 1247:СМВ 995:10 950:10 905:10 867:10 574:dBW 546:MHz 488:GPS 283:MEO 61:or 7973:: 7527:DS 7379:/ 7349:/ 7048:FM 5437:}} 5433:{{ 5387:}} 5383:{{ 5357:}} 5353:{{ 5289:. 5269:. 5234:}} 5230:{{ 5198:. 4855:. 4851:. 4742:. 4717:. 4687:. 4661:. 4657:. 4593:. 4589:. 4559:. 4530:. 4526:. 4450:. 4426:. 4397:. 4393:. 4367:. 4361:. 4334:. 4328:. 4301:. 4295:. 4268:. 4264:. 4233:. 4179:^ 4051:^ 3958:. 3929:. 3874:^ 3838:. 3760:^ 3719:^ 3633:^ 3592:. 3562:. 3499:. 3495:. 3430:^ 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