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VizieR

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J/A+A/616/A97/dr7a SDSS QSO DR7 and DR9 (D'Isanto+, 2018)
SDSS object IDs and coordinates of the quasars for experiment DR7a (83982 rows)
  recno=60774
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ColumnValue  Explain   (UCD)
_RAJ200013 21 26.5800912 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (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+38 32 53.774700 "d:m:s" Declination (FK5, Equinox=J2000.0) (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)
_RAB195013 19 11.1681458 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (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+38 48 34.675575 "d:m:s" Declination (FK4, Equinox=B1950.0) (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)
_Glon 96.0092222030 deg Galactic longitude (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 76.9682545672 deg Galactic latitude (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)
60774recno 60774  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

objID587738572996935724  SDSS DR7 objID (meta.id)
RAJ2000200.36075038 deg (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000 38.54827075 deg (i) Declination (J2000.0) (pos.eq.dec;meta.main)

SDSS-DR7DR7  Display the SDSS data for this object (meta.ref.url)
  
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