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Table 1
Targets and relevant information.
| X-ray | Spectral | Mass† | Radius† | Orbital | e | E(B − V) †† | Distance†† | Disk- | References |
| name | type | (M⊙) | (R⊙) | period (d) | (mag) | (kpc) | loss | for Porb and e | |
|
|
|||||||||
| 2S 0114+65 | B1Ia | 16 | 37 | 11.60 | 0.16 | 1.33 ± 0.04 | 5.9 ± 1.4 | – | Grundstrom et al. (2007) |
| 4U 0115+63 | B0.2V | 17 | 7.5 | 24.32 | 0.34 | 1.71 ± 0.05 | 6.0 ± 1.5 | yes | Raichur & Paul (2010) |
| IGR J01363+6610 | B1V | 12.5 | 6.3 | – | – | 1.61 ± 0.03 | 2.2 ± 0.5 | no | – |
| RX J0146.9+6121 | B1V | 9.6 | 5.4 | 330? | – | 0.88 ± 0.03 | 2.5 ± 0.6 | no | Sarty et al. (2009) |
| IGR J01583+6713 | B2IV | 12.5 | 6.3 | – | – | 1.44 ± 0.04 | 3.4 ± 0.8 | no | – |
| RX J0240.4+6112 | B0.5V | 14.6 | 6.9 | 26.50 | 0.54 | 1.09 ± 0.03 | 1.6 ± 0.4 | no | Aragona et al. (2009) |
| V 0332+53 | O8.5V | 18.8 | 7.9 | 36.50 | 0.42 | 1.94 ± 0.03 | 6.0 ± 1.5 | no | Raichur & Paul (2010) |
| X Per | O9.5III | 20.5 | 13.2 | 250 | 0.11 | 0.36 ± 0.02 | 0.9 ± 0.4 | yes | Delgado-Martí et al. (2001) |
| RX J0440.9+4431 | B0.2V | 17 | 7.5 | 150* | – | 0.91 ± 0.03 | 2.2 ± 0.5 | yes | Ferrigno et al. (2013) |
| 1A 0535+262 | O9.7III | 20.5 | 13.2 | 111 | 0.47 | 0.77 ± 0.04 | 2.1 ± 0.5 | yes | Janot-Pacheco et al. (1987) |
| IGR J06074+2205 | B0.5V | 14.6 | 6.9 | – | – | 0.86 ± 0.03 | 4.1 ± 1.0 | yes | – |
| AX J1845.0-0433 | O9Ia | 29.6 | 21.8 | 4.74 | 0.34 | 2.42 ± 0.07 | 5.5 ± 1.5 | – | González-Galán (2015) |
| 4U 1907+09 | O9.5Iab | 27.8 | 22.1 | 8.36 | 0.28 | 3.31 ± 0.10 | 4.4 ± 1.2 | – | in ’t Zand et al. (1998) |
| XTE J1946+274 | B0–1IV-V | 15 | 7 | 172 | 0.25 | 1.18 ± 0.04 | 7.0 ± 2.0 | no | Marcu-Cheatham et al. (2015) |
| KS 1947+300 | B0V | 17.5 | 7.7 | 40.41 | 0.03 | 2.01 ± 0.05 | 8.0 ± 2.0 | no | Galloway et al. (2004) |
| GRO J2058+42 | O9.5–B0V | 18 | 8 | 55* | – | 1.37 ± 0.03 | 9.0 ± 2.5 | no | Wilson et al. (2005) |
| SAX J2103.5+4545 | B0V | 17.5 | 7.7 | 12.67 | 0.41 | 1.36 ± 0.03 | 6.0 ± 1.5 | yes | Baykal et al. (2007) |
| IGR J21343+4738 | B1IV | 12.5 | 6.3 | – | – | 0.75 ± 0.03 | 10.0 ± 2.5 | yes | – |
| 4U 2206+54 | O9.5V | 18 | 8 | 9.57 | 0.30 | 0.51 ± 0.03 | 3.0 ± 0.7 | no | Stoyanov et al. (2014) |
| SAX J2239.3+6116 | B0V | 17.5 | 7.7 | 262* | – | 1.66 ± 0.04 | 4.1 ± 1.3 | no | in’t Zand et al. (2001) |
Notes.
(†)
B star masses from Porter (1996) and O star masses from Martins et al. (2005), except for 2S 0114+65 (Reig et al. 1996).
(††)
From Reig & Fabregat (2015), except for X Per (Roche et al. 1997).
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