VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
II/143A
  Guide Star Photometric Catalog, Updated Version 1 (Lasker+ 1988,1996)
ReadMe+ftp
1988ApJS...68....1L
Similar Catalogs
See also the extension GSC2.4 as catalog II/272
Post annotation 		img(gal)
1.II/143A/catalogUpdated GSPC Catalog Version 1 (flat ascii) table 7 (9518 rows)

Simple ConstraintList Of Constraints
 
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)
  Star (char) Star identification (Note 1)   (meta.id;meta.main)
  Vmag mag V Magnitude (phot.mag;em.opt.V)
  e_Vmag mag (n) [0/] (sigma) Error in V Magnitude (Note)   (stat.error;phot.mag;em.opt.V)
  o_Vmag  (n) Total Number of Observations (meta.number)
  B-V mag B-V Color (phot.color;em.opt.B;em.opt.V)
  e_B-V mag (n) [0/] (sigma) Error in B-V Color (Note)   (stat.error;phot.color;em.opt.B)
  RA1950 "h:m:s" (i) 1950.0 Right Ascension - Hours (pos.eq.ra;meta.main)
  DE1950 "d:m:s" (i) 1950.0 Declination - Degrees (pos.eq.dec;meta.main)
  u_DE1950 (char) Uncertainty flag (:) on RA and DE (Note 4)   (meta.code.error;pos.eq.dec)
  Err (char) [*bu] Error/update indicator (Note 2)   (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  CTIO (char) [C] CTIO Observation Indicator (meta.note)
  o_CTIO  (n) Number of CTIO Observations (meta.number)
  SPO (char) [S] SPO (Sacremento) Observation Indicator (meta.note)
  o_SPO  (n) Number of SPO Observations (meta.number)
  UAO (char) [A] UAO (Arizona) Observation Indicator (meta.note)
  o_UAO  (n) Number of UAO Observations (meta.number)
  Lit (char) [LM] Literature or Multiple Sequence (Note 3)   (meta.note)
  RefLit (char) Literature Reference (meta.bib)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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