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NGC7469
Alternate Names:
 Mrk1514 Mrk9003
  WFC3, UVIS, F547M
RA = 23:03:15.6   Dec = +08:52:26   z = 0.01632
DL =  68.8 Mpc     DA =  66.6 Mpc
for  H0 = 72 km s-1 Mpc-1  ΩΛ = 0.7   ΩM = 0.3
< f > :
5.5
Onken+04
5.1
Park+12
4.8
Batiste+17
4.3
Grier+13
2.8
Graham+11
 Other 

MBH calculated using < f > =  4.3
MBH (Hβ only):
MBH (all lines): 		0.975 (+ 0.234/- 0.211)   (107 Msun)
0.904 (+ 0.106/- 0.097)   (107 Msun)


Reverberation Measurements
Line JD Range
(days)		 τJAV
(days)		 τJAV Ref. τcent
(days)		 τpeak
(days)		 σline
(km s-1)		 FWHM
(km s-1)		 RM Ref(s) log LAGN,5100
(ergs s-1)		 L Ref.
Si IV
λ1400
50245 - 50293
2.0
(+ 0.4/- 0.5)
Zu et al. 2011 ApJ, 735, 80
1.7
(+ 0.3/- 0.3)
1.9
(+ 0.5/- 0.5)
3495
(+/- 269)
6033
(+/- 1112)
Wanders et al. 1997 ApJ, 113, 69

Peterson et al. 2004 ApJ, 613, 682
...
C IV
λ1549
50245 - 50293
2.3
(+ 0.3/- 0.2)
Peterson et al. 2014 ApJ, 795, 149
2.3
(+ 0.3/- 0.3)
2.2
(+ 0.5/- 0.3)
2619
(+/- 118)
4305
(+/- 422)
Wanders et al. 1997 ApJ, 113, 69

Peterson et al. 2014 ApJ, 795, 149
...
He II
λ1640
50245 - 50293
0.8
(+ 0.2/- 0.2)
Zu et al. 2011 ApJ, 735, 80
0.6
(+ 0.3/- 0.4)
0.8
(+ 0.3/- 0.6)
3723
(+/- 113)
10725
(+/- 1697)
Wanders et al. 1997 ApJ, 113, 69

Peterson et al. 2004 ApJ, 613, 682
...
He II
λ4686
55430 - 55568
0.8
(+ 0.7/- 0.2)
Peterson et al. 2014 ApJ, 795, 149
1.3
(+ 0.9/- 0.7)
1.2
(+ 1.1/- 0.8)
2271
(+/- 77)
5607
(+/- 315)
Peterson et al. 2014 ApJ, 795, 149
43.44
(+/- 0.05)
Dalla Bonta et al. 2020 ApJ, 903, 112
Hβ
λ4861
50237 - 50295
11.7
(+ 0.5/- 0.7)
Zu et al. 2011 ApJ, 735, 80
4.5
(+ 0.7/- 0.8)
4.3
(+ 0.9/- 0.5)
1456
(+/- 207)
2169
(+/- 459)
Collier et al. 1998 ApJ, 500, 162

Peterson et al. 2004 ApJ, 613, 682
...
Hβ
λ4861
55430 - 55568
9.8
(+ 1.2/- 0.4)
Peterson et al. 2014 ApJ, 795, 149
10.8
(+ 3.4/- 1.3)
11.0
(+ 3.2/- 1.4)
1274
(+/- 126)
1066
(+/- 84)
Peterson et al. 2014 ApJ, 795, 149
43.44
(+/- 0.05)
Dalla Bonta et al. 2020 ApJ, 903, 112
Hα
λ6563
50237 - 50295
...
4.7
(+ 1.6/- 1.3)
4.7
(+ 1.9/- 0.9)
1164
(+/- 68)
1615
(+/- 119)
Collier et al. 1998 ApJ, 500, 162

Peterson et al. 2004 ApJ, 613, 682
...
Note: Measurements are provided in the rest frame of the host galaxy. Line widths are measured in the variable (RMS) portion of the spectrum.

Researchers are advised to examine the details and make their own determination of the reliability of any datasets included here.