Gaia Celestial Reference Frame 3 (Gaia-CRF3)
GPTKB entity
Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
celestial reference frame
astrometric catalog |
| gptkbp:accuracy |
sub-milliarcsecond
|
| gptkbp:basedOn |
gptkb:Gaia_mission
|
| gptkbp:contains |
quasars
|
| gptkbp:epoch |
J2016.0
|
| https://www.w3.org/2000/01/rdf-schema#label |
Gaia Celestial Reference Frame 3 (Gaia-CRF3)
|
| gptkbp:mainLine |
positions of extragalactic sources
|
| gptkbp:numberOfSources |
1,614,173
|
| gptkbp:partOf |
gptkb:Gaia_Data_Release_3
|
| gptkbp:predecessor |
Gaia Celestial Reference Frame 2 (Gaia-CRF2)
|
| gptkbp:publishedBy |
gptkb:European_Space_Agency
|
| gptkbp:purpose |
astrometric reference for celestial coordinates
|
| gptkbp:referencePoint |
International Celestial Reference System (ICRS)
|
| gptkbp:releaseDate |
2022
|
| gptkbp:usedFor |
astrometry
celestial navigation high-precision astronomy |
| gptkbp:bfsParent |
gptkb:Gaia_DR3
|
| gptkbp:bfsLayer |
5
|