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J/AN/340/437
  Optical variability of blazars (Abrahamyan+, 2019)
Post annotation
img(gal)
1.J/AN/340/437/table8Variable blazars (2121 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)
  Name (char) Source name (5BZQ, 5BZB, 5BZG or 5BZU JHHMM+DDMM) (meta.id;meta.main)
  RAJ2000 deg (i) BZCAT v5 right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) BZCAT v5 declination (J2000) (pos.eq.dec;meta.main)
  z  (n) [0.006/6.9] Redshift from BZCAT v.5 (src.redshift)
  Rmag mag (n) [0/24.4] R-band magnitude from BZCAT v.5 (phot.mag;em.opt.R)
  RMag mag (n) [-28.3/-16] R-band absolute magnitude (phot.mag;em.opt.R)
  Lum 10+38W (n) [0.0008/66.3] Luminosity in 1045erg/s (phys.luminosity)
  B1best mag (n) [8.5/22.4] B1 Best magnitude (POSS1) (phot.mag;em.opt.B)
  e_B1best mag (n) [0/1.3] B1 Best magnitude error (stat.error)
  R1best mag (n) [7.4/20.9] R1 Best magnitude (POSS1) (phot.mag;em.opt.R)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_R1best mag (n) [0/1.1] R1 Best magnitude error (stat.error)
  B2best mag (n) [8.7/22.2] B2 Best magnitude (POSS2) (phot.mag;em.opt.B)
  e_B2best mag (n) [0/1.5] B2 Best magnitude error (stat.error)
  R2best mag (n) [7.6/23.7] R2 Best magnitude (POSS2) (phot.mag;em.opt.R)
  e_R2best mag (n) [0/1.3] R2 Best magnitude error (stat.error)
  delB mag (n) [-6.1/5.6] ΔB value (=|BPOSS2-BPOSS1|-3σB) (phot.mag;arith.diff)
  delR mag (n) [-6.3/7] ΔR value (=|RPOSS2-RPOSS1|-3σR) (phot.mag;arith.diff)
  Br  (n) [0/357] Br=|BPOSS2-BPOSS1|/σB (src.var.amplitude)
  Rr  (n) [0/563] Rr=|RPOSS2-RPOSS1|/σR (src.var.amplitude)
  VardB  (n) [0/3] Variability category based on ΔB (Note 1)   (meta.code;src.var)
  VardR  (n) [0/3] Variability category based on ΔR (Note 1)   (meta.code;src.var)
  VarBr  (n) [0/3] Variability category based on Br (Note 1)   (meta.code;src.var)
  VarRr  (n) [0/3] Variability category based on Rr (Note 1)   (meta.code;src.var)
  USNOB1  Display the USNO-B1.0 data (I/284) within 1" (meta.ref.url)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)

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