VizieR

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VizieR

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II/122B/merged UBV Photoelectric Catalog: data 1953-1985 (Mermilliod 1987)
Merged data from ubv and ubva (136717 rows)
  recno=63523
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ColumnValue  Explain   (UCD)
_RAJ200018 42 37.9551 "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+55 32 22.050 "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)
_RAB195018 41 39.7572 "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+55 29 18.789 "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)
_Glon084.9393322 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+23.2852712 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)
63523recno 63523  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LID 100173524  Code number (see details in file "codes.txt") (meta.id;meta.main)
Rem    [1-8DQSTU] Remark on duplicity or identification of components (Note 1)   (meta.code)
Var    [VD] Remark on variability (meta.note)
Vmag 5.040 mag [-1.5/21.5] V magnitude (phot.mag;em.opt.V)
B-V-0.093 mag B-V colour index (phot.color;em.opt.B;em.opt.V)
U-B  mag U-B colour index (phot.color;em.opt.U;em.opt.B)
n_UBV    [S/*] Flag on the number of measurements: S = Standard star / = Number is unknown * = a minimum number of measurements is given (meta.note)
o_UBV 2   Number of measurements (meta.number)
r_UBV 1363  Reference key (>2000 for non-Johnson filters, see file refs) (meta.ref;pos.frame)

SimbadNameGEN# +1.00173524  Designation understandable by the Simbad data-base (meta.id)
_RA280.65815 deg (i) Positions from SIMBAD (right ascension part) (pos.eq.ra;meta.main)
_DE+55.53946 deg (i) Positions from SIMBAD (declination part) (pos.eq.dec;meta.main)
  
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