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=76017
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ColumnValue  Explain   (UCD)
_RAJ200020 58 53.7320 "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+44 15 28.540 "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)
_RAB195020 57 06.2090 "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+44 03 46.314 "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)
_Glon085.4598437 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-01.0469391 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)
76017recno 76017  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LID+653111057  Lausanne identification number (Note 1)   (meta.id)
m_LID   Lausanne component (D, 1, 2, ...) (Note 1)   (meta.code.multip)
varV   [V] Variability code. (meta.code;src.var)
Npub 1  Number of publications (separate lists) contributing observations to the means (meta.number)
Vmag 9.470 mag Mean V magnitude (Precision varies) (phot.mag;em.opt.V)
e_Vmag  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 1  Number of observations for Vmag (meta.number)
B-V 1.230 mag Mean (B-V) color index (Precision varies) (phot.color;em.opt.B;em.opt.V)
e_B-V  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 1  Number of observations for B-V (meta.number)
U-B 0.580 mag Mean (U-B) color index (Precision varies) (phot.color;em.opt.U;em.opt.B)
e_U-B  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 1  Number of observations for U-B (meta.number)

SimbadNameV* V1057 Cyg  Designation understandable by the Simbad data-base (meta.id)
_RA314.72388 deg (i) Positions from simbad, version 07May2006. (right ascension part) (pos.eq.ra;meta.main)
_DE+44.25793 deg (i) Positions from simbad, version 07May2006. (declination part) (pos.eq.dec;meta.main)
  
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