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J/ApJS/268/20
  XRT/UVOT obs. of the TeV-detected blazar Mrk501 (Kapanadze+, 2023)
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2023ApJS..268...20K
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1.J/ApJS/268/20/table2XRT observations of Mrk 501 [timeSerie] (Interactive plot)
timeSerie
(190 rows)
2.J/ApJS/268/20/table3Results from the UVOT observations [timeSerie] (Interactive plot)
timeSerie
(792 rows)
3.J/ApJS/268/20/table60.3-10keV intraday variabilities (IDVs) detected at the 99.997% and 99.5% confidence levels (76 rows)
4.J/ApJS/268/20/table7Results of the Swift-XRT spectral analysis with the log-parabolic model (236 rows)
5.J/ApJS/268/20/table11Results of the Swift-XRT spectral analysis with a simple power-law model (204 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)
  (1+2)ObsID  XRT Observation identifier (meta.id;obs.param;obs)
  (1)St s (n)Start Date, YYYY-MM-DD (UTC) (time.start)
  (1)End s (n)Start Date, YYYY-MM-DD (UTC) (time.start)
  (1+3)ExpTime s [240/1584] Total Exposure time (time.duration;obs.exposure)
  (1)MJD d [59257.5/59945.8] Modified Julian Date, observation start (JD-2400000.5) (time.epoch)
  (1)CR ct/s [2.5/15.6] Mean 0.3-1.0keV count rate (phot.count;em.X-ray)
  (1)e_CR ct/s [0.05/0.3] Error in CR (stat.error)
  (1+3+4+5)chi2r   [0.28/37.2] Reduced χ2 (meta.note)
  (1+3+4+5)dof   [1/19] Degrees of freedom of fit (stat.fit.dof)
  (1)Bin (char) s Time bin ("120", "60" or "Or"=Orbit) (time.interval)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Var (char) Brightness variability? (Note 1)   (meta.code)
  (2)Filt (char) Filter (U, B, V, UVM2, UVW1 or UVW2) (meta.id;instr.filter)
  (2)omag mag (n) [13/14] Observed magnitude in Filt (phot.mag)
  (2)e_omag mag (n) [0.02/0.14] Uncertainty in omag (stat.error;phot.mag)
  (2)Flux mJy (n) [2/14.4] Observed Flux in Filt (phot.flux.density)
  (2)e_Flux mJy (n) [0.04/0.7] Uncertainty in Flux (stat.error;phot.flux)
  (2)lognuFnu [-] (n) [-10.52/-10.1] Snu Flux density in Filt (phot.flux.density)
  (2)e_lognuFnu [-] (n) [0.007/0.06] Uncertainty in lognuFnu (stat.error)
  (2)JD (char) d JD start time of the observation converted from the UT start time taken in B/swift (time.epoch)
  (3)Set   [1/2] IDV subset (Note 1)   (meta.note)
  (3)ObsID1 (char) XRT Observation identifier, 1st observation (Note 2)   (meta.id;obs)
  (3)ObsID2  (n) XRT second observation ID if needed (meta.id;obs)
  (3)Date1 "Y:M:D" (n)Date of ObsID1 (time.epoch)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Date2 "Y:M:D" (n)Date of ObsID2, if needed (time.epoch)
  (3)MJD1 d [49576/59919] Modified Julian date, ObsID1 (time.epoch)
  (3)MJD2 d (n) [56787/59780] Modified Julian date, ObsID2 (time.epoch)
  (3)Bin s (n) [60/120] Time bin (time.interval)
  (3)Fvar % [3.8/19.2] Fractional variability amplitude (phot.mag;arith.ratio)
  (3)e_Fvar % [0.6/3] Uncertainty in fvar (stat.error)
  (3)a1  (n) [1.6/2.2] Logparabolic photon index, or lower limit of range (spect.index)
  (3)e_a1  (n) [0.03/0.07] Uncertainty in a1 (stat.error)
  (3)a2  (n) [1.7/2.2] Logparabolic photon index, upper limit of range if needed (spect.index)
  (3)e_a2  (n) [0.03/0.05] Uncertainty in a2 (stat.error)
  (3)Gamma1  (n) [1.7/2.3] 0.3-10keV photon index, or lower limit of range (spect.index)
  (3)e_Gamma1  (n) [0.03/0.06] Uncertainty in Gamma1 (stat.error)
  (3)Gamma2  (n) [1.8/2.3] 0.3-10keV photon index, upper limit of range if needed (spect.index)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)e_Gamma2  (n) [0.03/0.05] Uncertainty in Gamma2 (stat.error)
  (3)b1  (n) [0.1/2.2] Curvature parameter, or lower limit of range (stat.fit.param)
  (3)e_b1  (n) [0.06/0.2] Uncertainty in b1 (stat.error)
  (3)b2  (n) [0.17/0.5] Curvature parameter, upper limit of range if needed (stat.fit.param)
  (3)e_b2  (n) [0.07/0.2] Uncertainty in b2 (stat.error)
  (3)Ep1 keV (n) [0.26/4.3] Synchrotron SED peak, or lower limit of range (em.energy)
  (3)e_Ep1 keV (n) [0.08/0.4] Uncertainty in Ep1 (stat.error)
  (3)Ep2 keV (n) [0.7/6] Synchrotron SED peak, upper limit of range if needed (em.energy)
  (3)e_Ep2 keV (n) [0.09/0.6] Uncertainty in Ep2 (stat.error)
  (4+5)ORS (char) XRT Observation ID + orbit (Or#) or Segment (S#) number (meta.id;obs)
  (4)a   [1.62/2.19] Photon index (meta.code;spect.index)
  (4)e_a   [0.03/0.07] Uncertainty in a (stat.error)
  (4)b   [0.12/0.62] Curvature parameter (stat.fit.param)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)e_b   [0.06/0.17] Uncertainty in b (stat.error)
  (4)Ep   [0.24/5.8] Synchrotron SED peak (em.energy)
  (4)e_Ep   [0.07/0.52] Uncertainty in Ep (stat.error)
  (4+5)K 0.1 [2.11/8.94] Normalisation factor (10*K) (arith.factor;phot.mag)
  (4+5)e_K 0.1 [0.06/0.26] Uncertainty in K (stat.error)
  (4+5)F1 10-14W/m2 [5.36/33] Unabsorbed 0.3-2keV Flux, in 10–11erg/s/cm2 (phot.flux;em.X-ray.soft)
  (4+5)e_F1 10-14W/m2 [0.1/3.5] Uncertainty in F3 (stat.error)
  (4+5)F2 10-14W/m2 [4/27.6] Unabsorbed 2-10keV Flux, in 10–11erg/s/cm2 (phot.flux;em.X-ray.medium)
  (4+5)e_F2 10-14W/m2 [0.2/2] Uncertainty in F3 (stat.error)
  (4+5)F3 10-14W/m2 [10.7/53.3] Unabsorbed 0.3-10keV Flux, in 10–11erg/s/cm2 (phot.flux;em.X-ray.medium)
  (4+5)e_F3 10-14W/m2 [0.3/2] Uncertainty in F3 (stat.error)
  (5)Gamma   [1.76/2.3] 0.3-10keV photon index (meta.code;spect.index;em.X-ray.medium)
  (5)e_Gamma   [0.02/0.06] Uncertainty in Gamma (stat.error)

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