VizieR

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VizieR

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II/272/gspc24 Guide Star Photometric Catalog V2.4 (Bucciarelli+ 2001)
The Guide Star Photometric Catalog, Version 2.4 (554007 rows)
  recno=379919
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ColumnValue  Explain   (UCD)
_RAJ200011 03 02.7000 "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)
_DEJ2000-25 45 53.496 "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)
_RAB195011 00 36.9915 "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)
_DEB1950-25 29 43.459 "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)
_Glon274.3323454 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+31.0188181 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)
379919recno 379919  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IDS502-AADA  Object identifier (Field+Sequential Identifier) (meta.id;meta.main)
RAJ2000165.76125 deg (i) Right ascension J2000 (pos.eq.ra;meta.main)
DEJ2000-25.76486 deg (i) Declination J2000 (pos.eq.dec;meta.main)
o_Bmag 3  Number of observations in B (meta.number)
Bmag18.506 mag B magnitude from Aperture photometry (phot.mag;em.opt.B)
e_Bmag 0.010 mag Mean error on Bmag (stat.error;phot.mag;em.opt.B)
Bmag119.655 mag B magnitude from PSF fitting (phot.mag;em.opt.B)
e_Bmag1 0.091 mag Mean error on Bmag1 (stat.error;phot.mag;em.opt.B)
o_Vmag 9  Number of observations in V (meta.number)
Vmag17.281 mag V magnitude from Aperture photometry (phot.mag;em.opt.V)
e_Vmag 0.026 mag Mean error on Vmag (stat.error;phot.mag;em.opt.V)
Vmag118.062 mag V magnitude from PSF fitting (phot.mag;em.opt.V)
e_Vmag1 0.096 mag Mean error on Vmag1 (stat.error;phot.mag;em.opt.V)
o_Rmag 9  Number of observations in R (meta.number)
Rmag16.925 mag R magnitude from Aperture photometry (phot.mag;em.opt.R)
e_Rmag 0.013 mag Mean error on Rmag (stat.error;phot.mag;em.opt.R)
Rmag117.010 mag R magnitude from PSF fitting (phot.mag;em.opt.R)
e_Rmag1 0.028 mag Mean error on Rmag1 (stat.error;phot.mag;em.opt.R)
  
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