VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/ApJS/268/54
  Continuous opt. monitoring of BL Lac from 2009-2021 (Xu+, 2023)
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2023ApJS..268...54X
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Objects
timeSerie
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1.J/ApJS/268/54/fig1Light curves of BL Lac from Weihai observatory of Shandong University [timeSerie] (Interactive plot)
timeSerie
(24899 rows)
2.J/ApJS/268/54/table2Flare parameters used to fit the data (1108 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)JD d (i) [2455128.9/2459206.0] Julian date (time.epoch)
   (ALL)Band (char) Observational band (B, V, R or I) (meta.code;instr.filter)
  (1)mag mag [10.8/14.7] Apparent magnitude in Band after the galactic extinction correction (phot.mag)
  (1)e_mag mag [0.0007/0.05] Uncertainty in mag (stat.error;phot.mag)
  (2)ID   [1/7] Flare index identifier (meta.id)
  (2)Center h [-3.1/14.7] Central time of the flare (time.epoch)
  (2)Amp mJy [0.039/19.41] Flare amplitude in Band (src.var.amplitude)
  (2)dN 10-5/s/m3 [0.08/161.5] Enhanced electron number density (meta.number;phys.density;phys.electron)
  (2)Width h [0.25/5.72] Flare width/duration, τflare (time.interval)
  (2)Size AU [2.88/65.54] Size of the radiation region, Scell (Equation 3) (phys.size.radius)

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