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J/AJ/131/2478/table5 M31 and M33 UBVRI photometry (Massey+, 2006)
M33 Catalog (146622 rows)
  recno=64645
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ColumnValue  Explain   (UCD)
_RAJ200001 33 38.5800 "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+30 32 30.300 "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)
_RAB195001 30 49.4591 "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+30 17 08.464 "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)
_Glon133.5859445 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-31.4553703 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)
64645recno 64645  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 table9 (meta.ref.url)

LGGSJ013338.58+303230.3  (i) LGGS designation, JHHMMSS.ss+DDMMSS.s (meta.id;meta.main)
Vmag22.052 mag Johnson V magnitude (phot.mag;em.opt.V)
e_Vmag 0.036 mag V error (stat.error;phot.mag;em.opt.V)
B-V-0.032 mag Johnson B-V magnitude (phot.color;em.opt.B;em.opt.V)
e_B-V 0.046 mag B-V error (stat.error;phot.color;em.opt.B)
U-B-0.483 mag Johnson U-B colour index (phot.color;em.opt.U;em.opt.B)
e_U-B 0.035 mag U-B error (stat.error;phot.color;em.opt.U)
V-R 0.092 mag Kron-Cousins V-R colour index (phot.color;em.opt.V;em.opt.R)
e_V-R 0.070 mag V-R error (stat.error;phot.color;em.opt.V)
R-I-0.013 mag Kron-Cousins R-I colour index (phot.color;em.opt.R;em.opt.I)
e_R-I 0.023 mag R-I error (stat.error;phot.color;em.opt.R)
nV 6  Number of V measurements (meta.number)
nB10  Number of B measurements (meta.number)
nU 9  Number of U measurements (meta.number)
nR 4  Number of R measurements (meta.number)
nI 1  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)
RAJ200001 33 38.58 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+30 32 30.3 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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