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Table 2.
BH masses and distances.
| Reference sources | mr (M⊙) | ir(a) (deg) | Nr ( ) |
dr (kpc) |
|---|---|---|---|---|
| XTE J1550–564 (1) | 10.7 ± 1.5 | 72 | 1. | 3.3 ± 0.5 |
| H 1743–322 (2) | 13.3 ± 3.2 | 70 | 0.19 | 9.1 ± 1.5 |
| 4U 1630–47 (3) | 10 ± 0.1 | 70 | 0.12 | 10 ± 1 |
| ESO 243–49 (4) | (7.2 ± 0.7) × 104 | 75 | 4.2 × 10−6 | (95 ± 10) × 103 |
| M101 ULX–1 (5) | (3.7 ± 0.6) × 104 | 18 | 3 × 10−4 | (6.9 ± 0.7) × 103 |
| GRS 1915+105 (6) | 12.4 ± 2 | 70 | 0.2 | 8.6 ± 2 |
| Target source | mt (M⊙) | it(a) (deg) | dt(b) (kpc) | |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using XTE J1550–564 as a reference source |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using H 1743–322 as a reference source |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using 4U 1630–47 as a reference source |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using ESO 243–49 as a reference source |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using M101 ULX–1 as a reference source |
| OJ 287 | ∼1.25 × (1 ± 0.45) × 108 | 50 | 1.037 Gpc | That using GRS 1915+105 as a reference source |
| OJ 287 | Final estimate | 50 | 1.037 Gpc | As a standard deviation for a mean: |
| ∼1.25 × (1 ± 0.18) × 108 | 0.45/61/2 = 0.18 | |||
Notes.
References. (1) ST09; Orosz et al. (2002), Sanchez-Fernandez et al. (1999), Sobczak et al. (1999); (2) ST09; (3) Seifina et al. (2014); (4) Titarchuk & Seifina (2016b); (5) Titarchuk & Seifina (2016a); and (6) Titarchuk & Seifina (2009).
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