Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
celestial reference frame
|
| gptkbp:accuracy |
sub-milliarcsecond
|
| gptkbp:adoptedBy |
1998
|
| gptkbp:basedOn |
positions of extragalactic radio sources
|
| gptkbp:coordinates |
equatorial
|
| gptkbp:definedIn |
gptkb:International_Astronomical_Union
|
| gptkbp:epoch |
gptkb:J2000.0
|
| gptkbp:fullName |
gptkb:International_Celestial_Reference_Frame
|
| https://www.w3.org/2000/01/rdf-schema#label |
ICRF
|
| gptkbp:latestReleaseVersion |
gptkb:ICRF3
2018 |
| gptkbp:mainWavelength |
gptkb:radio_station
|
| gptkbp:numberOfSources |
over 4000
|
| gptkbp:purpose |
reference for celestial coordinates
|
| gptkbp:referenceFrameType |
inertial
|
| gptkbp:relatedTo |
gptkb:International_Terrestrial_Reference_Frame
gptkb:VLBI |
| gptkbp:replacedBy |
FK5
|
| gptkbp:usedBy |
gptkb:astronomy
astrometry |
| gptkbp:bfsParent |
gptkb:International_Celestial_Reference_Frame
gptkb:International_Celestial_Reference_Frame_(ICRF) |
| gptkbp:bfsLayer |
7
|