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VizieR

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J/AJ/131/2478/table4 M31 and M33 UBVRI photometry (Massey+, 2006)
M31 Catalog (371781 rows)
  recno=78811
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 41 29.4300 "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+41 09 27.200 "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 38 45.5399 "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 53 00.684 "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)
_Glon120.9173109 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-21.6752788 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)
78811recno 78811  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
n_LGGS   S indicates that spectroscopic data are available in table8 (meta.ref.url)

LGGSJ004129.43+410927.2  (i) LGGS designation, JHHMMSS.ss+DDMMSS.s (meta.id;meta.main)
Vmag20.546 mag Johnson V magnitude (phot.mag;em.opt.V)
e_Vmag 0.062 mag V error (stat.error;phot.mag;em.opt.V)
B-V 0.272 mag Johnson B-V magnitude (phot.color;em.opt.B;em.opt.V)
e_B-V 0.066 mag B-V error (stat.error;phot.color;em.opt.B)
U-B 0.409 mag Johnson U-B colour index (phot.color;em.opt.U;em.opt.B)
e_U-B 0.030 mag U-B error (stat.error;phot.color;em.opt.U)
V-R 0.684 mag Kron-Cousins V-R colour index (phot.color;em.opt.V;em.opt.R)
e_V-R 0.067 mag V-R error (stat.error;phot.color;em.opt.V)
R-I 0.418 mag Kron-Cousins R-I colour index (phot.color;em.opt.R;em.opt.I)
e_R-I 0.024 mag R-I error (stat.error;phot.color;em.opt.R)
nV 1  Number of V measurements (meta.number)
nB 5  Number of B measurements (meta.number)
nU 4  Number of U measurements (meta.number)
nR 3  Number of R measurements (meta.number)
nI 3  Number of I measurements (meta.number)
SpType   MK Spectral Type (if available) (src.spType)
r_SpType   References for spectal type, in refs.dat file (meta.ref;pos.frame)
RAJ200000 41 29.43 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+41 09 27.2 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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