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=38987
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ColumnValue  Explain   (UCD)
_RAJ200009 56 51.7417 "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)
_DEJ2000-54 34 04.039 "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)
_RAB195009 55 06.1509 "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)
_DEB1950-54 19 44.980 "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)
_Glon279.3461287 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+00.1051564 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)
38987recno 38987  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LID 100086440  Code number (see details in file "codes.txt") (meta.id;meta.main)
Rem1   [1-8DQSTU] Remark on duplicity or identification of components (Note 1)   (meta.code)
Var    [VD] Remark on variability (meta.note)
Vmag 3.550 mag [-1.5/21.5] V magnitude (phot.mag;em.opt.V)
B-V-0.090 mag B-V colour index (phot.color;em.opt.B;em.opt.V)
U-B-0.630 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 4   Number of measurements (meta.number)
r_UBV 362  Reference key (>2000 for non-Johnson filters, see file refs) (meta.ref;pos.frame)

SimbadNameGEN# +1.00086440  Designation understandable by the Simbad data-base (meta.id)
_RA149.21559 deg (i) Positions from SIMBAD (right ascension part) (pos.eq.ra;meta.main)
_DE-54.56779 deg (i) Positions from SIMBAD (declination part) (pos.eq.dec;meta.main)
  
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