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 Combined General Catalogue of Variable Stars (Samus+ 2004) This catalogue is obsoleted by B/gcvs
Post annotation
1.II/250/gcvs_catThe GCVS4.2 Catalog (Vol. I-III) (38624 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  VarNum  Numeric designation, made from constellation and star names (codes in file "constel.txt") (
  m_VarNum (char) Component identification (Note 1)   (meta.code.multip)
  GCVS (char) Variable star designation (Note G1)   (
  n_GCVS (char) [*] indicates a remark in "gcvs_rem.dat" file , x indicates the existence of cross-identifications (meta.note)
  u_DE1950 (char) [:*] position accuracy flags (Note G2)   (meta.code.error;pos.eq.dec)
  RAJ2000 "h:m:s" (n) Hours RA, equinox J2000.0 (Note 2)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (n) Degrees Dec, equinox J2000.0 (Note 2)   (pos.eq.dec;meta.main)
  u_DEJ2000 (char) [:*] position accuracy flags (Note G2)   (meta.code.error;pos.eq.dec)
  n_Pos (char) [*] Position computed from B1950 (Note 3)   (meta.note)
  VarType (char) Type of variability (see file "vartype.txt") (meta.code;src.var)

ALL cols
(n) indicates a possible blank or NULL column  
  l_magMax (char) [<>(] Limit or amplitude symbol on magMax (Note G3)   (meta.code.error)
  magMax mag (n) Magnitude at maximum brightness (phot.mag)
  u_magMax (char) Uncertainty flag (:) on magMax (meta.code.error)
  l_magMin (char) [<(] Limit or amplitude symbol on magMin (Note G3)   (meta.code.error)
  magMin mag (n) Minimum magnitude or amplitude (phot.mag)
  u_magMin (char) Uncertainty flag (:) on magMin (meta.code.error)
  n_magMin (char) Alternative photometric system for magMin (Note G4)   (meta.note)
  magCode (char) The photometric system for magnitudes (Note G4)   (meta.code;instr.filter)
  Epoch d (n) Epoch for maximum light, Julian days (Note G5)   (time.epoch)
  u_Epoch (char) [:±] Uncertainty flag on Epoch (Note 4)   (meta.code.error;time.epoch)
  Year (char) Year of outburst for nova or supernova (time.epoch)
  u_Year (char) [:] Uncertainty flag on Year of outburst (meta.code.error)
  l_Period (char) [<>(] Code for upper or lower limits (Note 5)   (meta.code.error;time.period)

ALL cols
(n) indicates a possible blank or NULL column  
  Period d (n) Period of the variable star (time.period)
  u_Period (char) [*/N)2: ] Uncertainties on Period (Note 6)   (meta.code.error;time.period)
  M-m/D (char) % Rising time or duration of eclipse (Note G6)   (time.interval)
  u_M-m/D (char) Uncertainty flag (:) on M-m/D (meta.code.error)
  n_M-m/D (char) [*] Note for eclipsing variable (Note G6)   (meta.note)
  SpType (char) MK Spectral type (src.spType)
  Ref1 (char) Reference to a study of the star (Note G7)   (meta.bib)
  Ref2 (char) Reference to a chart or photograph (Note G7)   (meta.bib)
  f_GCVS (char) [=N+] "N" if the star does not exist (Note 7)   (meta.code)
  VarName (char) Alternative name of the variable (Note G8)   (
  AFOEV  Check the existence of a light curve at AFOEV (meta.ref.url)
  Simbad  ask the Simbad data-base about this object

ALL cols
(n) indicates a possible blank or NULL column  
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