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Table 1.
Coordinates (J2000) and orbital periods in units of days and seconds for our sample of B+B and O+B overcontact binaries and their mass ratios q = M2/M1.
| Identifier | RA (J2000) | Dec (J2000) | P [days] | P [seconds] | q | Reference |
|---|---|---|---|---|---|---|
| CT Tau | 05 58 50.11 | 27 04 41.92 | 0.66682928(16) | 57614.049792 | 0.983 ± 0.003 | Yang et al. (2019) |
| GU Mon | 06 44 46.86 | 00 13 18.30 | 0.89664680(56) | 77470.283520 | 0.976 ± 0.003 | Yang et al. (2019) |
| SV Cen | 11 47 57.22 | −60 33 57.76 | 1.658 | 143251.200000 | 0.71 ± 0.02 | Rucinski et al. (1992) |
| V606 Cen | 13 21 36.28 | −60 31 14.75 | 1.4950935 | 129176.078400 | 0.5484 ± 0.0007 | Li et al. (2022) |
| V701 Sco | 17 34 24.51 | −32 30 15.99 | 0.76187385(13) | 65825.900640 | 0.995 ± 0.002 | Yang et al. (2019) |
| V745 Cas | 00 22 53.34 | 62 14 28.98 | 1.4106019 | 121876.004160 | 0.57 ± 0.02 | Çakırlı et al. (2014) |
| VFTS 066 | 05 37 33.09 | −69 04 34.69 | 1.141160 | 98596.224000 | 0.523 ± 0.014 | Mahy et al. (2020a) |
Notes. Errors are included where available.
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