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Table 2.
v sin i-estimates for primaries and secondaries in the SB2 sample denoted by subscripts 1 and 2, together with σ-estimates and the number of lines (n) used for these determinations.
| VFTS | Spectral types | v sin i1 | σ1 | n1 | v sin i2 | σ2 | n2 | ||
|---|---|---|---|---|---|---|---|---|---|
| Evans (a) | Primary (b) | Secondary (b) | (km s−1) | (km s−1) | |||||
| 112 | Early-B | B0.5 V | B1: V: | 141 | 17 | 6 | 109 | 40 | 4 |
| 199 | Early-B | B2 V | B2: V: | 98 | 14 | 4 | 81 | 7 | 4 |
| 206 | B3 III: | B3 III-V | – | 56 | 7 | 4 | – | – | – |
| 240 | B1-2 V | B1: V | – | 141 | 16 | 2 | – | – | – |
| 248 | B2: V | B1.5 V | – | 96 | 27 | 6 | – | – | – |
| 255 | B2: V | B2 V | B2: V: | 67 | 16 | 5 | 59 | 14 | 3 |
| 364 | B2.5: V | B2.5 V | – | 96 | 8 | 5 | – | – | – |
| 383 | B0.5: V | B0.5 V | – | 61 | 8 | 6 | – | – | – |
| 520 | B1: V | B1 V | B1.5: V: | 81 | 8 | 7 | – | – | – |
| 589 | B0.5 V | B0.5 V | B1: V: | < 40 | – | – | < 40 | – | |
| 637 | B1-2 V+EarlyB | B1.5 V | – | 138 | 9 | 4 | – | – | – |
| 686 | B0.7 III | B0.7 III | – | < 40 | – | – | – | – | |
| 752 | B2 V | B1.5 V | B1.5: V: | 70 | 7 | 6 | 67 | 3 | 3 |
| 883 | B0.5 V | B0.5 V | – | 96 | 16 | 3 | – | – | – |
Notes. Spectral types are also listed, where available. Spectral types from:
(a)
Evans et al. (2015), primaries only, and
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