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Table 1
Properties of the sample stars.
| Star | ST | T eff | log g | Vsini | v mac | C/H | N/H | O/H | |
| [kK] | [km s-1] | [km s-1] | [10-4] | [10-4] | [10-4] | ||||
|
|
|||||||||
| HD 13745 | O9.7II(n) | 29 | 3.1 | 175 | 49 | 1.0 |
2.0 |
4.1 |
|
| HD 14633 | ON8.5V | 34 | 3.8 | 100 | 76 | <0.3 | 5.2 |
1.7 |
|
| HD 24431 | O9III | 33.5 | 3.75 | 37 | 43 | 1.3 |
0.8 |
3.9 |
|
| HD 24912 | O7.5III(n)((f)) | 34 | 3.60 | 180 | 50 | 1.3 |
4.2 |
3.8 |
|
| HD 30614 | O9Ia | 29.5 | 3.25 | 50 | 47 | 0.6 |
3.0 |
2.7 |
|
| HD 34078 | O9.5V | 33 | 4.0 | 25 | 5 | 2.6 |
0.6 |
5.5 |
|
| HD 34656 | O7.5II(f) | 36 | 3.75 | 30 | 40 | 0.7 |
4.8 |
1.7 |
|
| HD 35619 | O7.5V((f)) | 35 | 3.90 | 56 | 30 | 1.3 |
<0.8 | 3.3 |
|
| HD 36512 | O9.7V | 32.5 | 4.0 | 20 | 10 | 2.4 |
0.6 |
5.2 |
|
| HD 36861 | O8III((f)) | 35 | 3.75 | 38 | 38 | 2.2 |
1.5 |
4.7 |
|
| HD 36879 | O7V(n)((f))z | 36.5 | 3.75 | 200 | – | 1.6 |
2.5 |
2.1 |
|
| HD 38666 | O9.5V | 33 | 4.0 | 111 | 16 | 2.1 |
<0.6 | 2.7 |
|
| HD 42088 | O6V | 38 | 4.0 | 41 | 37 | 2.0 |
<1.0 | 2.9 |
|
| HD 46056 | O8Vn | 34.5 | 3.75 | 330 | – | 1.9 |
0.6 |
2.8 |
|
| HD 46106 | O9.7III(n) | 30.5 | 3.8 | 79 | 62 | 0.7 |
<0.6 | 1.1 |
|
| HD 46150 | O5V((f))z | 42 | 4.0 | 100 | 38 | 2.3 |
5.4 |
2.0 |
|
| HD 46202 | O9.2V | 33.5 | 4.2 | 15 | 13 | 1.9 |
0.95 |
3.4 |
|
| HD 46223 | O4V((f)) | 43 | 4.0 | 100 | 32 | 0.7 |
9.0 |
2.4 |
|
| HD 46485 | O7V((f))nz | 36 | 3.75 | 300 | – | 2.7 |
0.9 |
4.4 |
|
| HD 46966 | O8.5IV | 35 | 3.9 | 33 | 36 | 1.1 |
1.0 |
2.9 |
|
| HD 47432 | O9.7Ib | 29 | 3.15 | 50 | 55 | <0.8 | 2.0 |
2.7 |
|
| HD 55879 | O9.7III | 31 | 3.6 | 25 | 25 | 0.7 |
1.1 |
3.0 |
|
| HD 66788 | O8V | 34.5 | 4.0 | 24 | 31 | 1.0 |
<1.0 | 4.3 |
|
| HD 66811a | O4I(n)fp | 40 | 3.64 | 210 | 90 | 0.04 |
12.6 |
1.35 |
|
| HD 69106 | O9.7IIn | 29 | 3.4 | 320 | – | 0.4 |
<1.0 | 2.5 |
|
| HD 93250 | O4III(fc) | 42 | 3.75 | 90 | 52 | 2.1 |
3.5 |
2.0 |
|
| HD 149038 | O9.7Iab | 28.5 | 3.25 | 38 | 40 | 0.5 |
1.7 |
2.3 |
|
| HD 149757 | O9.2IVnn | 31 | 3.6 | 400 | – | – | – | – | |
| HD 151804 | O8Iaf | 30 | 3.0 | 70 | 35 | – | – | – | |
| HD 152247 | O9.2III | 32 | 3.6 | 41 | 52 | 1.7 |
1.0 |
4.6 |
|
| HD 152249 | OC9Iab | 31 | 3.25 | 43 | 48 | 2.8 |
1.3 |
>7.0 | |
| HD 153426 | O8.5III | 34 | 3.8 | 46 | 51 | 2.9 |
<1.0 | 4.6 |
|
| HD 153919 | O6Iafcp | 36 | 3.3 | 70 | 62 | – | – | – | |
| HD 154368 | O9Iab | 31 | 3.25 | 49 | 36 | 2.0 |
7.5 |
6.1 |
|
| HD 154643 | O9.7III | 31 | 3.6 | 72 | 52 | 1.5 |
<0.6 | 3.8 |
|
| HD 155806 | O7.5V((f))z | 36 | 4.0 | 37 | 46 | 1.3 |
0.8 |
4.0 |
|
| HD 155889 | O9.5IV | 33.5 | 4.0 | 33 | 25 | 0.9 |
1.3 |
3.3 |
|
| HD 156154 | O7.5Ib(f) | 33.5 | 3.5 | 42 | 52 | 1.1 |
8.6 |
5.2 |
|
| HD 162978 | O8II((f)) | 34 | 3.5 | 35 | 46 | 1.3 |
3.9 |
3.9 |
|
| HD 164492A | O7.5Vz | 38 | 4.2 | 48 | 21 | 3.8 |
1.0 |
3.6 |
|
| HD 167263 | O9.5III | 31 | 3.5 | 46 | 77 | 1.0 |
<1.0 | 2.4 |
|
| HD 167264 | O9.7Iab | 28 | 3.10 | 70 | 22 | 1.2 |
1.7 |
3.8 |
|
| HD 167771 | O7III(f)/O8III | 35 | 3.6 | 65 | 54 | 3.0 |
1.6 |
4.0 |
|
| HD 186980 | O7.5III((f)) | 35 | 3.6 | 40 | 40 | 2.5 |
3.5 |
3.4 |
|
| HD 188001 | O7.5Iabf | 33 | 3.35 | 60 | 46 | 0.9 |
3.5 |
5.2 |
|
| HD 188209 | O9.5Iab | 29.8 | 3.2 | 45 | 33 | 0.7 |
4.4 |
4.8 |
|
| HD 189957 | O9.7III | 31 | 3.6 | 65 | 25 | 0.8 |
<0.7 | 2.9 |
|
| HD 192281 | O4.5Vn(f) | 39 | 3.65 | 245 | – | 1.3 |
8.4 |
1.4 |
|
| HD 192639 | O7.5Iabf | 33.5 | 3.3 | 80 | 50 | 2.0 |
>5.0 | 3.3 |
|
| HD 193443 | O9III | 32 | 3.6 | 46 | 60 | 2.5 |
<0.7 | 4.57* | |
| HD 199579 | O6.5V((f))z | 41.5 | 4.15 | 55 | 50 | 2.4 |
0.8 |
6.0 |
|
| HD 201345 | ON9.2IV | 34 | 4.0 | 75 | 32 | <0.4 | 4.0 |
3.6 |
|
| HD 203064 | O7.5IIIn((f)) | 34 | 3.6 | 300 | – | 1.6 |
1.6 |
4.57* | |
| HD 206183 | O9.5IV-V | 33 | 4.1 | 15 | 6 | 1.2 |
0.7 |
2.8 |
|
| HD 207198 | O8.5II | 32.5 | 3.50 | 60 | 27 | 1.4 |
1.9 |
2.8 |
|
| HD 207538 | O9.7IV | 30.5 | 3.75 | 20 | 27 | 0.8 |
1.1 |
2.8 |
|
| HD 209975 | O9Ib | 30.5 | 3.35 | 48 | 40 | 1.2 |
2.1 |
5.5 |
|
| HD 210809 | O9Iab | 30.5 | 3.35 | 57 | 50 | 0.7 |
3.6 |
3.4 |
|
| HD 210839a | O6I(n)fp | 36 | 3.5 | 210 | 80 | 0.6 |
6.0 |
2.5 |
|
Notes.
(a)
Adopted from Bouret et al. (2012). Spectral types are from Sota et al. (2011, 2014).
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