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Table 1
Results of our fitting procedures for BD+28°4211.
| Spectrum | Teff | log g | log N(He)/N(H) |
| (K) | (cm s-2) | (dex) | |
| NLTE H,He model grid | |||
|
|
|||
| BOK8.7 | 64 584 ± 1113 | 6.463 ± 0.053 | −1.177 ± 0.048 |
| BOK1.3 | 67 504 ± 690 | 6.387 ± 0.020 | −1.336 ± 0.046 |
| MMT | 66 479 ± 659 | 6.238 ± 0.023 | −1.208 ± 0.024 |
| UVES | 66 432 ± 602 | 6.380 ± 0.022 | −1.118 ± 0.027 |
| rms | 66 250 ± 1053 | 6.367 ± 0.081 | −1.210 ± 0.080 |
|
|
|||
| NLTE line-blanketed grid with the metallic abundances of BD+28°4211 | |||
|
|
|||
| BOK8.7 | 68 416 ± 556 | 6.698 ± 0.021 | −1.173 ± 0.020 |
| BOK1.3 | 74 685 ± 927 | 6.536 ± 0.015 | −1.365 ± 0.044 |
| MMT | 71 561 ± 561 | 6.501 ± 0.019 | −1.101 ± 0.018 |
| UVES | 75 555 ± 615 | 6.408 ± 0.021 | −1.156 ± 0.020 |
| rms | 72 554 ± 2813 | 6.536 ± 0.105 | −1.199 ± 0.100 |
|
|
|||
| NLTE line-blanketed grid with ten times solar abundances | |||
|
|
|||
| BOK8.7 | 79 694 ± 1332 | 6.508 ± 0.045 | −1.157 ± 0.033 |
| BOK1.3 | 80 678 ± 1174 | 6.536 ± 0.015 | −1.380 ± 0.045 |
| MMT | 82 738 ± 639 | 6.582 ± 0.016 | −1.050 ± 0.013 |
| UVES | 82 257 ± 660 | 6.450 ± 0.019 | −1.152 ± 0.017 |
| rms | 81 342 ± 1219 | 6.519 ± 0.048 | −1.185 ± 0.121 |
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