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Table 3.
Properties of the sdOB stars in known and candidate Be+sdOB systems as well as HR 6819.
| HD number | Name | Teff/kK | logg/cm s−2 | vrotsini/km s−1 | Orbital period/d | Reference |
|---|---|---|---|---|---|---|
| 10516 | φ Per | 53 ± 3 | 4.2 ± 0.1 | < 10 | 127 | Gies et al. (1998) |
| 29441 | V1150 Tau | 40.0 ± 2.5 | –(a) | < 15 | – | Wang et al. (2021) |
| 41335 | HR 2142 | > 43 ± 5 | > 4.75 | < 30 | 80.9 | Peters et al. (2016) |
| 43544 | HR 2249 | 38.2 ± 2.5 | –(a) | < 15 | – | Wang et al. (2021) |
| 51354 | QY Gem | 43.5 ± 2.5 | –(a) | 102 ± 4 | – | Wang et al. (2021) |
| 55606 | MWC 522 | 40.9 ± 2.5 | –(a) | < 24 | 93.8 (b) | Wang et al. (2021) |
| 58978 | FY CMa | 45 ± 5 | 4.3 ± 0.6 | 41 ± 5 | 37.3 | Peters et al. (2008) |
| 60855 | V378 Pup | 42.0 ± 2.5 | –(a) | < 27 | 346 | Wang et al. (2021) |
| 113120 | LS Mus | 45.0 ± 2.5 | –(a) | < 36 | – | Wang et al. (2021) |
| 137387 | κ Aps | 40.0 ± 2.5 | –(a) | < 17 | 84 | Wang et al. (2021) |
| 152478 | V846 Ara | 42.0 ± 2.5 | –(a) | < 15 | – | Wang et al. (2021) |
| 157042 | ι Ara | 33.8 ± 2.5 | –(a) | < 36 | – | Wang et al. (2021) |
| 157832 | V750 Ara | – | – | – | – | Wang et al. (2018) |
| 191610 | 28 Cyg | – | – | – | – | Wang et al. (2018) |
| 194335 | V2119 Cyg | 43.5 ± 2.5 | –(a) | < 15 | 60.3 | Wang et al. (2021) |
| 200120 | 59 Cyg | 52.1 ± 4.8 | 5.0 ± 1.0 | < 40 | 28.2 | Peters et al. (2013) |
| 200310 | 60 Cyg | 42 ± 4 | > 4.75 | – | 147 | Wang et al. (2017) |
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