VizieR

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VizieR

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II/168/ubvmeans Homogeneous Means in the UBV System (Mermilliod 1991)
Catalog Data (92964 rows)
  recno=41290
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ColumnValue  Explain   (UCD)
_RAJ200022 57 27.9805 "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+20 46 07.796 "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)
_RAB195022 55 01.1105 "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+20 30 04.366 "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)
_Glon090.0626336 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-34.7272596 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)
41290recno 41290  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LID+100217014  Lausanne identification number (Note 1)   (meta.id)
m_LID   Lausanne component (D, 1, 2, ...) (Note 1)   (meta.code.multip)
var    [V] Variability code. (meta.code;src.var)
Npub13  Number of publications (separate lists) contributing observations to the means (meta.number)
Vmag 5.467 mag Mean V magnitude (Precision varies) (phot.mag;em.opt.V)
e_Vmag 0.020 mag Standard deviation for Vmag (stat.error;phot.mag;em.opt.V)
n_Vmag>   [>S/] Standard (S) or note on o_Vmag (Note 2)   (meta.note)
o_Vmag 64  Number of observations for Vmag (meta.number)
B-V 0.665 mag Mean (B-V) color index (Precision varies) (phot.color;em.opt.B;em.opt.V)
e_B-V 0.012 mag Standard deviation for B-V (stat.error;phot.color;em.opt.B)
n_B-V>   [>S/] Standard (S) or note on o_B-V (Note 2)   (meta.note)
o_B-V 64  Number of observations for B-V (meta.number)
U-B 0.233 mag Mean (U-B) color index (Precision varies) (phot.color;em.opt.U;em.opt.B)
e_U-B 0.028 mag Standard deviation for U-B (stat.error;phot.color;em.opt.U)
n_U-B>   [>S/] Standard (S) or note on o_Vmag (Note 2)   (meta.note)
o_U-B 35  Number of observations for U-B (meta.number)

SimbadNameHD 217014  Designation understandable by the Simbad data-base (meta.id)
_RA344.36659 deg (i) Positions from simbad, version 07May2006. (right ascension part) (pos.eq.ra;meta.main)
_DE+20.76883 deg (i) Positions from simbad, version 07May2006. (declination part) (pos.eq.dec;meta.main)
  
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