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=32123
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ColumnValue  Explain   (UCD)
_RAJ200016 08 04.5255 "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+17 02 49.129 "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)
_RAB195016 05 48.8554 "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+17 10 43.535 "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)
_Glon031.0166131 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+43.6394024 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)
32123recno 32123  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LID+100145001  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)
Npub 2  Number of publications (separate lists) contributing observations to the means (meta.number)
Vmag 5.000 mag Mean V magnitude (Precision varies) (phot.mag;em.opt.V)
e_Vmag 0.000 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 5  Number of observations for Vmag (meta.number)
B-V 0.943 mag Mean (B-V) color index (Precision varies) (phot.color;em.opt.B;em.opt.V)
e_B-V 0.004 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 5  Number of observations for B-V (meta.number)
U-B 0.624 mag Mean (U-B) color index (Precision varies) (phot.color;em.opt.U;em.opt.B)
e_U-B 0.009 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 5  Number of observations for U-B (meta.number)

SimbadNameHD 145001  Designation understandable by the Simbad data-base (meta.id)
_RA242.01886 deg (i) Positions from simbad, version 07May2006. (right ascension part) (pos.eq.ra;meta.main)
_DE+17.04698 deg (i) Positions from simbad, version 07May2006. (declination part) (pos.eq.dec;meta.main)
  
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