VizieR

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VizieR

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II/208/bv BVRI CCD photometry in the field of M 31 (Magnier+ 1992)
Stars with both B and V photometry (47776 rows)
  recno=7126
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ColumnValue  Explain   (UCD)
_RAJ200000 42 42.89712 "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+40 51 55.4436 "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)
_RAB195000 39 58.80883 "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+40 35 29.8714 "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)
_Glon121.15365767 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-21.97622738 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)
7126recno 7126  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Seq125301  (i) [1,485425] Sequence number (meta.id;meta.main)
RAJ200010.678738 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
e_RAdeg 0.000175 deg Scatter for the star, if multiple measurements (stat.error)
DEJ200040.865401 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
e_DEdeg 0.000088 deg Scatter if multiple measurements (stat.error)
Bmag18.164 mag B magnitude (phot.mag;em.opt.B)
e_Bmag 0.006 mag Mean error on Bmag (stat.error)
o_Bmag 2   [-5,7] Number of detection in B images (Note 2)   (meta.number)
tBmag440000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
Vmag16.654 mag V magnitude (phot.mag;em.opt.V)
e_Vmag 0.067 mag Mean error on Vmag (stat.error)
o_Vmag 1   [-6,7] Number of detection in V images (Note 2)   (meta.number)
tVmag700000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
Rmag15.996 mag R magnitude (Cousins) (phot.mag;em.opt.R)
e_Rmag 0.116 mag Mean error on Rmag (stat.error)
o_Rmag 1   [-5,6] Number of detection in R images (Note 2)   (meta.number)
tRmag700000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
Imag16.064 mag I magnitude (Cousins) (phot.mag;em.opt.I)
e_Imag 0.104 mag Mean error on Imag (stat.error)
o_Imag 1   [-5,6] Number of detection in I images (Note 2)   (meta.number)
tImag700000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
  
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