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and began survey observations in 2014 when it was deployed in the Karoo. The secondary mirrors on both telescopes were supported by cones of radio-transparent foam to minimize the contamination from ground pick up and to avoid scattering the incoming polarized radiation. The C-BASS North telescope
548:. At this frequency most of the signal comes from emissions from high-energy electrons spiralling around magnetic fields in the galaxy. This radiation is highly polarized and a major foreground distorting the
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of 0.73 degrees. The angular resolution represents the smallest details that can be distinguished in the images. This has been the first survey to map the sky at a frequency of 5 GHz—low enough to be
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King, O.G.; et al. (2010). Holland, Wayne S; Zmuidzinas, Jonas (eds.). "The C-Band All-Sky Survey: Instrument design status and First-look data".
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Holler, Christian M; et al. (28 August 2012). "A Circularly
Symmetric Antenna Design With High Polarization Purity and Low Spillover".
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was retired in April 2015 after the initial observing phase was complete. C-BASS South continues to operate as of 2019.
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For an all sky survey two ground-based telescopes are required, one in the southern and one in the northern hemisphere.
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Stevenson, M.A.; et al. (2019). "The C-Band All-Sky Survey (C-BASS): digital backend for the northern survey".
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The survey has mapped not only the intensity but also the orientation of the incoming electromagnetic waves (
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The primary scientific goal of the project is to aid in the subtraction of
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Organisations associated with the
University of Oxford
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Faint Images of the Radio Sky at Twenty-Centimeters
711:Monthly Notices of the Royal Astronomical Society
633:South African Radio Astronomy Observatory - SARAO
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88:project that aims to map the entire sky in the
215:C-BASS North at Owens Valley Radio Observatory
138:King Abdulaziz City for Science and Technology
1197:Calar Alto Legacy Integral Field Area Survey
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778:IEEE Transactions on Antennas and Propagation
174:, the dish was donated to the project by the
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120:The survey is a collaboration between the
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609:Square Kilometer Array Media Release
535:) at every point on the sky with an
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1126:Wide-field Infrared Survey Explorer
1072:Palomar Distant Solar System Survey
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316:6.1 m (20 ft 0 in)
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1377:California Institute of Technology
1061:The INT Photometric H-Alpha Survey
761:: CS1 maint: unflagged free DOI (
130:California Institute of Technology
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1110:UKIRT Infrared Deep Sky Survey
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238:Owens Valley Radio Observatory
142:Owens Valley Radio Observatory
106:Owens Valley Radio Observatory
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78:The C-Band All Sky Survey
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1372:University of Manchester
1231:Sloan Digital Sky Survey
808:10.1109/TAP.2012.2219843
496:Related media on Commons
436:5 GHz (6.0 cm)
350:Related media on Commons
290:5 GHz (6.0 cm)
181:C-BASS South is a 7.6-m
170:C-BASS North was a 6.1m
126:University of Manchester
59:Related media on Commons
863:Cambridge Radio Surveys
262:, Pacific States Region
96:, one operating in the
1392:Collaborative projects
1116:SCUBA-2 All Sky Survey
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385:Alternative names
221:Alternative names
24:Alternative names
1237:VIMOS-VLT Deep Survey
1214:DEEP2 Redshift Survey
999:C-Band All Sky Survey
948:Extragalactic sources
629:"C-BASS Klerefontein"
542:synchrotron radiation
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417:C-Band All Sky Survey
271:C-Band All Sky Survey
187:Telkom (South Africa)
150:Meerkat National Park
19:C-Band All Sky Survey
1397:Astronomical surveys
1055:Digitized Sky Survey
1041:Astronomical surveys
741:10.1093/mnras/stz313
583:, the WMAP Haze and
557:foreground radiation
441:Telescope style
295:Telescope style
183:Cassegrain telescope
122:University of Oxford
1203:CfA Redshift Survey
934:NRAO VLA Sky Survey
800:2013ITAP...61..117H
733:2019MNRAS.484.5377S
680:2010SPIE.7741E..1IK
372:
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172:Gregorian telescope
136:(HartRAO), and the
116:Project description
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1208:Dark Energy Survey
614:2013-12-24 at the
537:angular resolution
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413:Organization
371:C-BASS South
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267:Organization
256:Owens Valley
204:C-BASS North
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162:South Africa
158:Karoo desert
154:Klerefontein
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102:South Africa
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1334:Outer space
1322:Spaceflight
579:within the
398:Location(s)
252:Location(s)
1356:Categories
724:1811.06124
664:: 77411I.
591:References
432:Wavelength
286:Wavelength
260:California
146:California
144:(OVRO) in
110:California
1298:Astronomy
1087:Infra-red
791:1111.2702
749:119031722
696:118360085
671:1008.4082
581:Milky Way
561:polarized
1261:Category
1199:(CALIFA)
1187:(2dFGRS)
1112:(UKIDSS)
1067:NGS-POSS
816:25748444
638:6 August
612:Archived
459:Diameter
313:Diameter
1284:Portals
1271:Commons
1243:WiggleZ
1216:(DEEP2)
1193:(6dFGS)
1074:(PDSSS)
1063:(IPHAS)
975:Pulsars
796:Bibcode
729:Bibcode
676:Bibcode
571:in the
388:C-BASS
234:Part of
224:C-BASS
156:in the
84:) is a
32:Website
1239:(VVDS)
1233:(SDSS)
1226:LAMOST
1222:(GAMA)
1154:HIPASS
1150:(GASS)
1143:C-BASS
1128:(WISE)
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1310:Stars
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1136:Radio
1121:VISTA
1094:2MASS
1057:(DSS)
812:S2CID
786:arXiv
745:S2CID
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692:S2CID
666:arXiv
503:[
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402:Karoo
357:[
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43:.ac
41:.ox
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
