VizieR

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VizieR

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I/337/qso Gaia DR1 (Gaia Collaboration, 2016)
*Auxilliary Quasar Solution for the QSOs that were matched to ICRF2 sources (qso_icrf2) (original column names in green) (2191 rows)
  recno=139
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 25 28.843873104 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-00 05 55.93161300 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195001 22 55.173797988 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-00 21 31.06981508 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon141.158388416019 deg Galactic longitude at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-61.759993099871 deg Galactic latitude at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
139recno 139  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

solution_id2887471466167664679  Solution ID (solution_id) (Note G1)   (meta.id;meta.version)
source_id2534055340572571776  (i) Source ID (source_id) (G2) (Note 1)   (meta.id;meta.main)
ref_epoch2015.0 yr [2015.0] Reference epoch in Julian years (ref_epoch) (Note G4)   (meta.ref;time.epoch)
ra021.3701828046 deg (i) Right ascension (ICRS) at epoch 2015.0 (ra) (Note 1)   (pos.eq.ra;meta.main)
ra_error 0.373 mas Standard error of right ascension (ra_error) (stat.error;pos.eq.ra)
dec-00.0988698925 deg (i) Declination (ICRS) at epoch 2015.0 (dec) (Note 2)   (pos.eq.dec;meta.main)
dec_error 0.203 mas Standard error of declination (dec_error) (stat.error;pos.eq.dec)
ra_dec_corr-0.196  Correlation between right ascension and declination (ra_dec_corr) (stat.correlation)
phot_g_mean_mag16.830 mag (i) G-band mean magnitude (phot_g_mean_mag) (G20) (Note 3)   (phot.mag;stat.mean;em.opt)
astrometric_priors_used6   [3/6] Type of prior used in in the astrometric solution (astrometric_priors_used) (Note G15)   (meta.code)
icrf2_matchJ012528.8-000555  ICRF2 designation of the source matched to this Gaia source (HHMMSS.s+DDMMSS) (icrf2_match) (meta.id.cross)
rot_flag0   [0/3] Rotation flag (rot_flag) (Note 4)   (meta.code)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs021.3701828046 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-00.0988698925 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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