AVA AGN Variability Archive

NGC 4593

Simbad | NED | Bentz DB

RA (h:m:s)    DEC (d:m:s)       RA (deg)     DEC (deg):
12:39:39.42   -05:20:39.34       189.91427      -5.34426

Basic Information

Redshift 0.008312
E(B-V) 0.021 Schlafly & Finkbeiner (2011)
Black Hole Mass 6.9 M Bentz & Katz (2015)
log(L5100) 43.8 erg/s Bentz & Katz (2015)
log(LBol) 45.04 erg/s kbol=17.46, Netzer (2019)
LEdd 1.067 (caution)
Lag u-g days (theoretical)
Lag u-zs days (theoretical)

Photometric Data Summary

Facility Cadence
(days)
Start
(MJD)
End
(MJD)
LCO 1.02 2016-05-31 2024-04-16

Spectroscopic Data Summary

Facility Cadence
(days)
Epochs Start
(MJD)
End
(MJD)
LCO 11.80 40 2016-07-25 2024-04-08

Data Citation

  • McHardy et al 2018, MNRAS, 480, 2881
  • Gonzalez-Buitrago et al 2021, in prep

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

    Photometric Light curves


    Photometry breakdown

    • LCO B V u g r i z -- --
      #Epochs 571 566 696 1192 1189 1168 1120 -- --
      Mean Mag (AB)
      Last 10 days
      14.50 13.76 15.06 14.15 13.37 13.01 12.83 -- --
    • Swift X-rays UVW2 UVM2 UVW1 U B V -- --
      #Epochs 191 149 148 151 180 181 176 -- --
      Mean Mag (AB)
      Last 10 days
      0.00 -- --