AVA AGN Variability Archive

Mrk 1044

Simbad | NED | Bentz DB

RA (h:m:s)    DEC (d:m:s)       RA (deg)     DEC (deg):
02:30:05.52   -08:59:53.30       37.52302      -8.99814

Basic Information

Redshift 0.016451
E(B-V) 0.030 Schlafly & Finkbeiner (2011)
E(B-V) 0.035 Schlegel et al., (1998)
NH 2.857 x1020 cm-2 HI4PI Collaboration et al. (2016)
E(B-V) 0.036 Watson (2011)
Black Hole Mass 6.45 M⊙ Bentz & Katz (2015)
log(L5100) 43.1 erg/s Bentz & Katz (2015)
log(LBol) 44.48 erg/s kbol=24.10, Netzer (2019)
LEdd 0.828 (caution)
Lag u-g days (theoretical)
Lag u-zs days (theoretical)

Photometric Data Summary

Facility Cadence
(days)		 Start
(MJD)		 End
(MJD)
Swift 0.26 2007-07-25 2018-09-07
LCO 0.29 2018-08-15 2019-02-27

Spectroscopic Data Summary

Facility Cadence
(days)		 Epochs Start
(MJD)		 End
(MJD)
LCO 0.92 136 2018-08-26 2019-02-05

Data Citation

  • Johnston et al, in prep

    • Please use this reference if you use the this object data.

    Photometry breakdown

    • LCO B V u g r i z -- --
      #Epochs 939 917 776 860 837 823 816 -- --
      Mean Mag (AB)
      Last 10 days      		 14.48 14.18 14.54 14.40 13.93 13.85 13.80 -- --
      Fractional
      Variability      		 5.986% 4.060% 7.195% 4.766% 3.383% 3.422% 4.328% -- --
    • Swift X-rays UVW2 UVM2 UVW1 U B V -- --
      #Epochs 30 30 30 30 30 30 -- --
      Mean Mag (AB)
      Last 10 days      		 0.00 14.89 14.86 14.72 14.42 14.43 14.23 -- --