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=7101
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ColumnValue  Explain   (UCD)
_RAJ200000 42 42.91728 "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 53.0136 "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 58.82915 "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 27.4417 "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)
_Glon121.15369955 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-21.97690425 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)
7101recno 7101  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Seq125158  (i) [1,485425] Sequence number (meta.id;meta.main)
RAJ200010.678822 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
e_RAdeg 0.000170 deg Scatter for the star, if multiple measurements (stat.error)
DEJ200040.864726 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
e_DEdeg 0.000108 deg Scatter if multiple measurements (stat.error)
Bmag17.838 mag B magnitude (phot.mag;em.opt.B)
e_Bmag 0.001 mag Mean error on Bmag (stat.error)
o_Bmag 2   [-5,7] Number of detection in B images (Note 2)   (meta.number)
tBmag740000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
Vmag16.793 mag V magnitude (phot.mag;em.opt.V)
e_Vmag 0.074 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)
Rmag  mag R magnitude (Cousins) (phot.mag;em.opt.R)
e_Rmag  mag Mean error on Rmag (stat.error)
o_Rmag 0   [-5,6] Number of detection in R images (Note 2)   (meta.number)
tRmag000000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
Imag15.959 mag I magnitude (Cousins) (phot.mag;em.opt.I)
e_Imag 0.078 mag Mean error on Imag (stat.error)
o_Imag 1   [-5,6] Number of detection in I images (Note 2)   (meta.number)
tImag400000   [0-57] DoPHOT type for each detection (Note 1)   (src.class)
  
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