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  OGLE-II DIA BUL_SC1 field (Wozniak, 2000)
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1.J/AcA/50/421/catalogThe Bulge-SC1 catalog of candidate variables detected on difference frames (with calibration) (Note) (4597 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)
  Seq  (i) Star sequential number (OGLE BUL-SC1 NNNN) (meta.record)
  Xpos pix X template coordinate (Note 1)   (pos.cartesian.x;instr.det)
  Ypos pix Y template coordinate (Note 1)   (pos.cartesian.y;instr.det)
  PFlux  Flux-profile photometry (phot.flux.density;em.opt)
  e_PFlux  error in Flux-profile photometry (stat.error)
  AFlux  Flux-aperture photometry (phot.flux.density;em.opt)
  e_AFlux  error in Flux-aperture photometry (stat.error)
  Backg  Background (instr.background)
  chi2  chi2 per pixel of the PSF fit (usually a bad fit due to local crowding) (
  Corr  Correlation coefficient with the PSF (

ALL cols
 (i)indexed column
  bad  Number of bad pixels within the fitting radius (3.0 pix) (meta.number)
  Var  Variability type (Note 2)   (meta.note)
  Nfr  Number of frames used in centroid calculation (meta.number)
  Flag   [0/1] Crowding flag (0 - uncrowded) (meta.code.error)
  rFlux  Rough estimate of the reference flux from DIA catalog (phot.flux.density;em.opt)
  Dist pix Distance between the variable and the closest DoPhot star (pos.angDistance)
  mag mag (n) DoPhot magnitude of the closest match (phot.mag)
  ArFlux  (n) Accurate reference flux (converted from DoPhot mag) (phot.flux.density;em.opt)
  mag0  Magnitude zero point for that star (same for all variables in each subframe) (phot.mag;arith.zp)

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