248:, which decreases as altitude increases. Since atmospheric pressure varies with the weather, too, a recent local measure of the pressure at a known altitude is needed to calibrate the altimeter.
316:
613:
487:
Negrini, Robert M.; et al. (July 2006). "The Rambla highstand shoreline and the
Holocene lake-level history of Tulare Lake, California, USA".
530:"Global Warming, El Niño, and High-Impact Storms at Extreme Altitude: Historical Trends and Consequences for Mountaineers"
597:
72:. The zero level varies in different countries due to different reference points and historic measurement periods.
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elevations from 210 fasl (64 masl) to 230 fasl (70 masl) on the
Kettleman City 7.5' USGS topographic map
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Sometimes, you will still see the abbreviation 'ASL' used as well; it stands for 'Above Sea Level'.
17:
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190:(8849 m MSL), or the reference to sea level is omitted completely, e.g., Mount Everest (8849 m).
128:
472:
The horses lived at five different altitudes: 0 masl (n=23), 1000 mamsl (3280 famsl, n=25)...
107:
31:
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Base Camp, 5029 m MSL ... 8570 m without the use of supplementary oxygen, an altitude record
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is the measurement of altitude or elevation above sea level. Common techniques are:
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292:(due to geological processes) can suggest a relative lowering of mean sea level.
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Site
Elevation (AMSL) – The elevation of the site above mean sea level (AMSL).
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For elevations or altitudes, often just the abbreviation MSL is used, e.g.,
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Accurate measurement of historical mean sea levels is complex. Land mass
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Elevation or altitude above sea level is a standard measurement for:
49:
434:"2020 ACVIM Forum On Demand Research Abstract Program: Abstract E45"
120:
103:
96:
53:
580:
Florinsky, Igor V. (2016). "Chapter 3: Digital
Elevation Models".
284:(as occurs naturally in some regions) can give the appearance of
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113:
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is needed to convert the 3D position to sea-level elevation.
432:
Jaramillo, Camilo; et al. (November–December 2020).
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can cause sea levels and elevations to vary over time.
317:
List of places on land with elevations below sea level
27:
Elevation of a location above a standardized sea level
582:
Digital
Terrain Analysis in Soil Science and Geology
336:"Sea Level: Frequently Asked Questions and Answers"
584:(2nd ed.). Academic Press. pp. 77–108.
140:Elevation or altitude is generally expressed as "
663:
646:. Cambridge University Press. pp. 1137–1216
644:Climate Change 2013: The Physical Science Basis
288:. Conversely, markings on land masses that are
534:Journal of Applied Meteorology and Climatology
528:Moore, G. W. K.; et al. (November 2011).
405:. Los Angeles Air Route Traffic Control Center
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30:"AMSL" redirects here. For other uses, see
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116:infrastructure, particularly underground.
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438:Journal of Veterinary Internal Medicine
160:. Common abbreviations in English are:
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635:Church, J. A.; Clark, P. U. (2013).
380:. Federal Communications Commission
353:"Altitude, Flight Level and Height"
176:MAMSL – metres above mean sea level
95:such as towns, mountains and other
24:
590:10.1016/B978-0-12-804632-6.00003-1
216:Global Navigation Satellite System
25:
708:
170:FAMSL – feet above mean sea level
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509:10.1016/j.quascirev.2005.11.014
637:"Chapter 13: Sea Level Change"
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1:
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179:MASL – metres above sea level
144:above mean sea level" in the
131:defined by local regulations.
40:is a measure of a location's
614:"Introduction to Altimeters"
342:. Retrieved 31 January 2024.
340:National Oceanography Centre
307:Height above average terrain
7:
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173:FASL – feet above sea level
164:AMSL – above mean sea level
38:Height above mean sea level
10:
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489:Quaternary Science Reviews
29:
312:Height above ground level
267:satellite laser altimetry
152:above mean sea level" in
357:SKYbrary Aviation Safety
555:10.1175/JAMC-D-11-023.1
154:United States customary
136:Units and abbreviations
119:Flying objects such as
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378:"TOWAIR Determination"
194:Methods of measurement
68:, it is formalized as
687:Altitudes in aviation
672:Geography terminology
224:determines a location
167:ASL – above sea level
32:AMSL (disambiguation)
302:Depth below seafloor
272:Aerial or satellite
246:atmospheric pressure
222:), where a receiver
182:MSL – mean sea level
93:Geographic locations
60:based on a historic
56:) in reference to a
546:2011JApMC..50.2197M
501:2006QSRv...25.1599N
129:Transition Altitude
450:10.1111/jvim.15904
403:"General Concepts"
256:aerial photography
242:Pressure altimeter
70:orthometric height
692:Vertical position
540:(11): 2197–2209.
495:(13): 1599–1618.
286:rising sea levels
42:vertical distance
16:(Redirected from
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62:mean sea level
58:vertical datum
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648:. Retrieved
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230:to multiple
228:pseudoranges
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78:other forces
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444:(6): 2967.
252:Stereoscopy
125:helicopters
102:The top of
682:Topography
666:Categories
384:3 February
362:31 January
323:References
282:subsidence
244:measuring
232:satellites
108:structures
106:and other
218:(such as
210:levelling
206:Surveying
199:Altimetry
121:airplanes
104:buildings
97:landmarks
50:elevation
650:20 April
620:20 April
564:26175013
468:33037851
296:See also
290:uplifted
127:below a
54:altitude
18:M.a.s.l.
677:Geodesy
542:Bibcode
497:Bibcode
459:7968404
409:6 April
261:Aerial
66:geodesy
596:
562:
466:
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148:, or "
142:metres
114:Mining
46:height
640:(PDF)
560:JSTOR
263:lidar
236:geoid
226:from
64:. In
652:2024
622:2024
594:ISBN
464:PMID
411:2024
386:2024
364:2024
265:and
234:. A
156:and
150:feet
84:Uses
76:and
586:doi
550:doi
505:doi
454:PMC
446:doi
254:in
220:GPS
123:or
52:or
668::
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520:^
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44:(
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20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.