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B/gcvs/gcvs_cat General Catalogue of Variable Stars (Samus+ 2007-2013)
The GCVS Catalog (Vol. I-III, version 2013-04-30) (47969 rows)
  GCVS===OW Cas
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ColumnValue  Explain   (UCD)
_RAJ200001 01 21.5 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+54 10 30 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195000 58 23.9 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+53 54 22 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon124.4000 deg Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat -8.6685 deg Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat)

VarNum180310  Numeric designation, made from constellation and star names (codes in file "constel.txt") (meta.id)
m_VarNum   Component identification (Note 1)   (meta.code.multip)
f_GCVS    [=N+] "N" if the star does not exist (Note 7)   (meta.code)
GCVSOW Cas  Variable star designation. (Note G1)   (meta.id;meta.main)
n_GCVS    [*] indicates a remark in "gcvs_rem.dat" file , x indicates the existence of cross-identifications (meta.note)
RAJ200001 01 21.5 "h:m:s" Hours RA, equinox J2000.0 (Note 2)   (pos.eq.ra;meta.main)
DEJ2000+54 10 30 "d:m:s" Degrees Dec, equinox J2000.0 (Note 2)   (pos.eq.dec;meta.main)
u_DEJ2000    [:*] position accuracy flags (Note 3)   (meta.code.error;pos.eq.dec)
VarTypeL  Type of variability (see file "vartype.txt") (meta.code;src.var)
l_magMax    [<>(] Limit or amplitude symbol on magMax (Note G3)   (meta.code.error)
magMax14.600 mag Magnitude at maximum brightness (phot.mag)
u_magMax   Uncertainty flag (:) on magMax (meta.code.error)
l_Min1    [<(] Limit or amplitude symbol on Min1 (Note G3)   (meta.code.error)
Min116.800 mag Minimum magnitude or amplitude (phot.mag)
u_Min1   Uncertainty flag (:) on Min1 (meta.code.error)
n_Min1   Alternative photometric system for Min1 (Note G4)   (meta.note)
l_Min2    [<(] Limit or amplitude symbol on Min2 (Note G3)   (meta.code.error)
Min2  mag Secondary minimum magnitude or amplitude (phot.mag)
u_Min2   Uncertainty flag (:) on Min2 (meta.code.error)
n_Min2   Alternative photometric system for Min2 (Note G4)   (meta.note)
fltp  The photometric system for magnitudes (Note G4)   (meta.code;instr.filter)
Epoch  d Epoch for maximum light, Julian days (Note G5)   (time.epoch)
u_Epoch    [:±] Uncertainty flag on Epoch (Note 4)   (meta.code.error;time.epoch)
Year   Year of outburst for nova or supernova (time.epoch)
u_Year    [:] Uncertainty flag on Year of outburst (meta.code.error)
l_Period    [<>(] Code for upper or lower limits (Note 5)   (meta.code.error;time.period)
Period  d Period of the variable star (time.period)
u_Period    [*/N)2: ] Uncertainties on Period (Note 6)   (meta.code.error;time.period)
M-m/D  % Rising time or duration of eclipse (Note G6)   (time.interval)
u_M-m/D   Uncertainty flag (:) on M-m/D (meta.code.error)
n_M-m/D    [*] Note for eclipsing variable (Note G6)   (meta.note)
SpType   MK Spectral type (src.spType)
Ref100164  Reference to a study of the star (Note G7)   (meta.bib)
Ref202355  Reference to a chart or photograph (Note G7)   (meta.bib)
VarName   Alternative name of the variable (Note G8)   (meta.id;meta.main)

AFOEVAFOEV  Check the existence of a light curve at AFOEV (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref)
  
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