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Table 3.

Virial masses, i.e., BH masses adopting f = 1, in units of 106M computed for several methods, as well as input parameters derived from several campaigns.

(0) (1) (2) (3) (4) (5) (6) (7)
Row Line (campaign) Hβ (p04) Hβ (g12) Hβ (p12) Hα (k14) Hβ (k14) Hα (this work)
1 log(λLλ5100Å) [erg s−1] 44.01 ± 0.05 43.87 ± 0.05 43.84 ± 0.04 44.12 ± 0.07 44.12 ± 0.07 44.32 ± 0.07
2 τ [days] 38.1 ± 18.3 25.6 ± 2.4 23.6 ± 1.7 28.5 ± 8.8 27.9 ± 6.5 68.9 ± 12.9

Line widths [km s−1]
3 FWHM 2205 ± 185 2539 ± 466 2630 ± 87 3252 ± 67 1420 ± 129
4 σv 1166 ± 50 1514 ± 65 1504 1638 ± 105 1689 ± 68 1532 ± 201
5 vturb 243 ± 49 453 ± 108 548 ± 105 507 ± 72 574 ± 178
6 vrot 1291 ± 110 1480 ± 287 1526 ± 63 1901 ± 44 770 ± 138

R = c ⋅ τ
7 Mvir (FWHM, R) 36.0 ± 10.0 32.1 ± 4.2 38.3 ± 10.0 57.3 ± 15.0 27.0 ± 5.0
8 Mvir (σv, R) 10.1 ± 5.0 12.2 ± 1.2 10.4 ± 4.9 14.9 ± 5.0 15.5 ± 5.0 31.4 ± 9.0
9 Mvir (vrot, R) 12.3 ± 5.0 11.4 ± 1.1 12.9 ± 4.7 19.6 ± 6.2 6.9 ± 1.0

10 H/Rx = vturb/vrot 0.31 0.19 0.36 0.27 0.75
11 θ = atan(H/Rx) [ ° ] 17 11 20 15 37
12 ffs = 1 − sin(θ) 0.70 0.81 0.66 0.74 0.40
13 Rcorr = c ⋅ τ/ffs [ld ] 54.1 31.5 43.1 37.7 172
14 Mvir (vrot, Rcorr) 17.5 13.4 19.5 26.4 19.8

Notes. p04: Peterson et al. (2004); g12: Grier et al. (2012); p12: Pozo Nuñez et al. (2012); k14: Kollatschny et al. (2014); and this work. The velocity parameters of p04, g12, and k14 are from the rms spectra, while those of p12 and this work are from a single epoch spectrum.

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