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Table 4
Results from the abundance analysis of BD +463474 (B0.5 V).
| BD +463474 | Teff = 30 500 K, log g = 4.2 dex | ζt(Si) = 1 | ||
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| Line | EW | Δ EW | ϵ Si | ΔϵSi |
| (mÅ) | (mÅ) | (dex) | (dex) | |
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| Si iiiλ4552 | 127 | 5 | 7.48 | 0.09 |
| Si iiiλ4567 | 111 | 5 | 7.51 | 0.09 |
| Si iiiλ4574 | 73 | 4 | 7.53 | 0.09 |
| Si ivλ4116 | 106 | 10 | 7.48 | 0.18 |
| Si ivλ4212 | 33 | 4 | 7.58 | 0.14 |
| Si ivλ4631 | 50 | 10 | 7.52 | 0.23 |
| Si iv λ 4654 | 51 | 12 | 7.28 | 0.29 |
| Si ivλ6667 | 13 | 3 | 7.43 | 0.20 |
| Si ivλ6701 | 25 | 5 | 7.54 | 0.20 |
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| ϵ Si = 7.51 | ΔϵSi(σ) = 0.05 | |||
| Δζt(Si) = 1 | ⇒ | ΔϵSi(ζt) = 0.06 | ||
| BD +463474 | Teff = 30 500 K, log g = 4.2 dex | ζt(O) = 1 | ||
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| O iiλ3945 | 54 | 9 | 8.86 | 0.22 |
| O iiλ3954 | 77 | 8 | 8.83 | 0.17 |
| O iiλ4317 | 102 | 12 | 8.78 | 0.17 |
| O iiλ4319 | 87 | 6 | 8.70 | 0.11 |
| O iiλ4366 | 82 | 8 | 8.66 | 0.16 |
| O iiλ4414 | 118 | 6 | 8.66 | 0.10 |
| O iiλ4416 | 109 | 6 | 8.85 | 0.11 |
| O iiλ4452 | 52 | 8 | 8.80 | 0.19 |
| O ii λ 4638 | 88 | 7 | 8.98 | 0.16 |
| O ii λ 4641 | 91 | 3 | 8.50 | 0.06 |
| O iiλ4661 | 87 | 5 | 8.80 | 0.11 |
| O iiλ4676 | 82 | 5 | 8.80 | 0.11 |
| O iiλ6721 | 51 | 3 | 8.74 | 0.06 |
| O iiλ4076 | 108 | 11 | 8.70 | 0.24 |
| O iiλ4891 | 27 | 4 | 8.65 | 0.14 |
| O iiλ4906 | 45 | 6 | 8.69 | 0.16 |
| O iiλ4941 | 43 | 4 | 8.58 | 0.10 |
| O iiλ4943 | 63 | 3 | 8.65 | 0.07 |
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| ϵ O = 8.73 | ΔϵO(σ) = 0.08 | |||
| Δζt(O) = 1 | ⇒ | ΔϵO(ζt) = 0.03 | ||
| ΔTeff = 1000, Δlog g = 0.1 | ⇒ | ΔϵO(SP) = 0.08 | ||
| BD +463474 | Teff = 30 500 K, log g = 4.2 dex | ζt(N) = 1 | ||
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| N ii λ 3995 | 81 | 10 | 8.11 | 0.16 |
| N iiλ4607 | 20 | 10 | 7.86 | 0.45 |
| N iiλ4621 | 20 | 7 | 7.86 | 0.30 |
| N iiλ4630 | 55 | 15 | 7.89 | 0.30 |
| N iiλ4643 | 25 | 2 | 7.81 | 0.07 |
| N iiλ4447 | 38 | 8 | 7.92 | 0.20 |
| N iiλ5045 | 28 | 10 | 7.93 | 0.33 |
| N iiλ5666 | 34 | 5 | 7.77 | 0.13 |
| N iiλ5676 | 25 | 2 | 7.91 | 0.07 |
| N iiλ5679 | 59 | 3 | 7.86 | 0.06 |
| N iiλ5007 | 25 | 4 | 7.85 | 0.14 |
| N iiλ5005 | 50 | 5 | 7.84 | 0.11 |
| N iiiλ4634 | 30 | 7 | 7.81 | 0.25 |
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| ϵ N = 7.86 | ΔϵN(σ) = 0.05 | |||
| Δζt(N) = 1 | ⇒ | ΔϵN(ζt) = 0.02 | ||
Notes. Values in bold indicate lines whose abundances deviate by more than 2σ from the resulting abundance distribution.
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