AVA AGN Variability Archive

Mrk 493

Simbad | NED | Bentz DB

RA (h:m:s)    DEC (d:m:s)       RA (deg)     DEC (deg):
15:59:09.63   +35:01:47.50       239.79012      35.02986

Basic Information

Redshift 0.031485
E(B-V) 0.025 Schlafly & Finkbeiner (2011)
Black Hole Mass 6.17 M Bentz & Katz (2015)
log(L5100) 43.03 erg/s Bentz & Katz (2015)
log(LBol) 44.43 erg/s kbol=24.89, Netzer (2019)
LEdd 1.387 (caution)
Lag u-g 0.20 days (theoretical)
Lag u-zs 0.62 days (theoretical)

Photometric Data Summary

Facility Cadence
(days)
Start
(MJD)
End
(MJD)
LCO 4.94 2021-05-19 2023-08-01

Spectroscopic Data Summary

Facility Cadence
(days)
Epochs Start
(MJD)
End
(MJD)
LCO 12.10 24 2021-09-13 2023-07-29

Data Citation


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 292 299 293 294 290 285 279 -- --
    Mean Mag (AB)
    Last 10 days
    15.57 15.16 15.75 15.42 14.87 15.38 14.55 -- --