<-- Return to object selection

NGC4748 Alternate Names:   WFC3, UVIS, F547M RA = 12:52:12.4   Dec = -13:24:53   z = 0.01463 DL =  61.6 Mpc     DA =  59.8 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): 0.201 (+ 0.081/- 0.098)   (107 Msun) 0.255 (+ 0.074/- 0.088)   (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.
Hγ λ4340	54505 - 54618	...		6.92 (+2.60/-3.22)	7.64 (+2.22/-3.45)	908 (+/- 148)	1969 (+/- 715)	Bentz et al. 2010 ApJ, 716, 993	42.49 (+/- 0.13)	Bentz et al. 2013 ApJ, 767, 149
He II λ4686	54505 - 54618	...		1.00 (+7.80/-1.37)	0.74 (+7.88/-0.99)	1897 (+/- 193)	3948 (+/- 1310)	Bentz et al. 2010 ApJ, 716, 993	42.49 (+/- 0.13)	Bentz et al. 2013 ApJ, 767, 149
Hβ λ4861	54505 - 54618	8.60 (+0.60/-0.40)	Grier et al. 2013 ApJ, 773, 90	5.55 (+1.62/-2.22)	5.67 (+3.45/-1.97)	657 (+/- 91)	1212 (+/- 173)	Bentz et al. 2009 ApJ, 705, 199	42.49 (+/- 0.13)	Bentz et al. 2013 ApJ, 767, 149
Hα λ6563	54505 - 54618	...		7.50 (+2.97/-4.57)	8.38 (+1.72/-6.16)	1035 (+/- 74)	1605 (+/- 117)	Bentz et al. 2010 ApJ, 716, 993	42.49 (+/- 0.13)	Bentz et al. 2013 ApJ, 767, 149

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.