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Table 2
Stellar silicon LTE and NLTE (for each star, the first and the second row, respectively) abundances given relative to the iron LTE abundances derived from the Fe II lines*.
Name | T eff | log g | [Fe/H] | ξ | [Si i/Fe](LTE) | [Si i/Fe](NLTE) | [Si ii/Fe](LTE) | [Si ii/Fe](NLTE) | |
|
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HD 17948 | 6325 | 4.13 | –0.35 | 1.9 | 0.09 ± 0.026 | 0.09 ± 0.024 | 0.25 ± 0.005 | 0.13 ± 0.015 | D |
HD 22309 | 5900 | 4.29 | –0.31 | 1.3 | 0.06 ± 0.021 | 0.05 ± 0.019 | 0.15 ± 0.000 | 0.09 ± 0.005 | D |
HD 22879 | 5775 | 4.26 | –0.83 | 1.1 | 0.24 ± 0.035 | 0.23 ± 0.032 | 0.37 ± 0.010 | 0.31 ± 0.010 | T |
HD 30649 | 5765 | 4.26 | –0.58 | 1.1 | 0.23 ± 0.045 | 0.23 ± 0.045 | 0.34 ± 0.005 | 0.28 ± 0.005 | T |
HD 241253 | 5850 | 4.25 | –1.05 | 1.2 | 0.28 ± 0.037 | 0.28 ± 0.036 | 0.40 ± 0.000 | 0.33 ± 0.000 | T |
HD 243357 | 5675 | 4.38 | –0.59 | 1.1 | 0.27 ± 0.034 | 0.27 ± 0.033 | 0.34 ± 0.005 | 0.30 ± 0.000 | T |
HD 36283 | 5475 | 4.28 | –0.41 | 0.8 | 0.30 ± 0.027 | 0.29 ± 0.030 | 0.33 ± 0.015 | 0.31 ± 0.015 | T |
G 99-21 | 5525 | 4.30 | –0.63 | 1.0 | 0.29 ± 0.030 | 0.28 ± 0.026 | 0.38 ± 0.000 | 0.32 ± 0.000 | T |
HD 250792 | 5600 | 4.32 | –1.02 | 1.1 | 0.19 ± 0.039 | 0.18 ± 0.039 | 0.25 ± 0.000 | 0.21 ± 0.000 | H |
HD 46341 | 5880 | 4.36 | –0.58 | 1.8 | 0.08 ± 0.020 | 0.07 ± 0.023 | 0.16 ± 0.005 | 0.10 ± 0.000 | T |
HD 56513 | 5630 | 4.53 | –0.45 | 1.2 | 0.07 ± 0.018 | 0.07 ± 0.019 | D | ||
HD 58551 | 6190 | 4.23 | –0.53 | 1.8 | 0.14 ± 0.026 | 0.14 ± 0.028 | 0.25 ± 0.000 | 0.16 ± 0.005 | D |
HD 59374 | 5840 | 4.37 | –0.83 | 1.4 | 0.28 ± 0.031 | 0.27 ± 0.032 | 0.34 ± 0.000 | 0.30 ± 0.000 | T |
HD 59984 | 5925 | 3.94 | –0.74 | 1.2 | 0.19 ± 0.027 | 0.19 ± 0.025 | 0.28 ± 0.005 | 0.22 ± 0.005 | T |
HD 60319 | 5875 | 4.17 | –0.82 | 1.4 | 0.22 ± 0.030 | 0.21 ± 0.027 | 0.34 ± 0.025 | 0.27 ± 0.015 | T |
HD 233511 | 6015 | 4.29 | –1.57 | 1.4 | 0.27 ± 0.050 | 0.31 ± 0.003 | H | ||
G 235-45 | 5500 | 4.25 | –0.59 | 1.1 | 0.25 ± 0.039 | 0.24 ± 0.032 | 0.29 ± 0.015 | 0.26 ± 0.015 | T |
HD 88446 | 5915 | 4.03 | –0.44 | 1.6 | 0.07 ± 0.020 | 0.06 ± 0.014 | 0.20 ± 0.020 | 0.11 ± 0.000 | D |
HD 88725 | 5665 | 4.35 | –0.70 | 1.2 | 0.26 ± 0.037 | 0.25 ± 0.032 | 0.36 ± 0.010 | 0.31 ± 0.010 | T |
HD 91784 | 5890 | 4.47 | –0.33 | 1.3 | 0.09 ± 0.020 | 0.09 ± 0.017 | 0.19 ± 0.005 | 0.15 ± 0.000 | D |
G 119-32 | 5715 | 4.39 | –1.88 | 1.2 | 0.27 ± 0.000 | 0.33 ± 0.000 | H | ||
HD 94028 | 5925 | 4.19 | –1.51 | 1.5 | 0.31 ± 0.059 | 0.30 ± 0.057 | 0.42 ± 0.000 | 0.38 ± 0.000 | H |
HD 96094 | 5900 | 4.01 | –0.46 | 1.7 | 0.14 ± 0.028 | 0.13 ± 0.020 | 0.23 ± 0.005 | 0.16 ± 0.000 | D |
HD 97855A | 6240 | 4.13 | –0.44 | 1.8 | 0.06 ± 0.025 | 0.05 ± 0.017 | 0.19 ± 0.005 | 0.10 ± 0.000 | D |
BD +20 2594 | 5900 | 4.30 | –0.81 | 1.4 | 0.13 ± 0.054 | 0.12 ± 0.048 | 0.30 ± 0.000 | 0.20 ± 0.000 | H |
HD 101177 | 5890 | 4.30 | –0.47 | 1.8 | 0.20 ± 0.044 | 0.20 ± 0.043 | 0.24 ± 0.010 | 0.19 ± 0.005 | D |
HD 104056 | 5875 | 4.31 | –0.41 | 1.3 | 0.13 ± 0.028 | 0.13 ± 0.023 | 0.18 ± 0.000 | 0.13 ± 0.005 | D |
HD 107582 | 5565 | 4.34 | –0.61 | 1.0 | 0.28 ± 0.035 | 0.27 ± 0.029 | 0.36 ± 0.005 | 0.30 ± 0.000 | T |
HD 108076 | 5725 | 4.44 | –0.73 | 1.2 | 0.21 ± 0.020 | 0.20 ± 0.019 | 0.26 ± 0.005 | 0.23 ± 0.005 | D |
HD 114606 | 5610 | 4.28 | –0.57 | 1.2 | 0.30 ± 0.027 | 0.29 ± 0.025 | 0.41 ± 0.010 | 0.34 ± 0.010 | T |
HD 118659 | 5510 | 4.36 | –0.60 | 1.0 | 0.27 ± 0.029 | 0.27 ± 0.025 | 0.32 ± 0.010 | 0.28 ± 0.000 | T |
HD 119288 | 6420 | 4.13 | –0.17 | 1.9 | 0.03 ± 0.019 | 0.03 ± 0.017 | 0.26 ± 0.010 | 0.01 ± 0.005 | D |
HD 123710 | 5790 | 4.41 | –0.54 | 1.4 | 0.22 ± 0.025 | 0.21 ± 0.024 | 0.25 ± 0.000 | 0.23 ± 0.005 | D |
HD 126512 | 5825 | 4.02 | –0.64 | 1.6 | 0.32 ± 0.034 | 0.31 ± 0.031 | 0.40 ± 0.000 | 0.33 ± 0.000 | T |
HD 128167 | 6610 | 4.29 | –0.14 | 1.3 | –0.09 ± 0.021 | –0.09 ± 0.024 | 0.14 ± 0.015 | –0.01 ± 0.010 | D |
HD 134169 | 5930 | 3.98 | –0.86 | 1.8 | 0.32 ± 0.037 | 0.31 ± 0.031 | 0.38 ± 0.005 | 0.33 ± 0.010 | T |
HD 142267 | 5807 | 4.42 | –0.46 | 1.0 | 0.00 ± 0.044 | –0.00 ± 0.049 | 0.08 ± 0.000 | 0.05 ± 0.000 | D |
HD 144061 | 5815 | 4.44 | –0.31 | 1.2 | 0.12 ± 0.035 | 0.11 ± 0.041 | 0.18 ± 0.025 | 0.14 ± 0.020 | D |
HD 148816 | 5880 | 4.07 | –0.78 | 1.2 | 0.25 ± 0.042 | 0.25 ± 0.043 | 0.30 ± 0.000 | 0.25 ± 0.005 | ? |
HD 149996 | 5665 | 4.09 | –0.52 | 1.2 | 0.29 ± 0.029 | 0.29 ± 0.025 | 0.37 ± 0.000 | 0.31 ± 0.005 | T |
BD +68° 901 | 5715 | 4.51 | –0.25 | 1.4 | 0.12 ± 0.041 | 0.11 ± 0.048 | 0.20 ± 0.005 | 0.16 ± 0.005 | D |
HD 157089 | 5800 | 4.06 | –0.59 | 1.2 | 0.23 ± 0.040 | 0.22 ± 0.046 | 0.32 ± 0.005 | 0.27 ± 0.010 | T |
HD 157466 | 5990 | 4.38 | –0.44 | 1.1 | 0.04 ± 0.036 | 0.04 ± 0.040 | 0.19 ± 0.005 | 0.09 ± 0.005 | D |
HD 158226 | 5805 | 4.12 | –0.56 | 1.1 | 0.30 ± 0.027 | 0.29 ± 0.032 | 0.35 ± 0.000 | 0.31 ± 0.000 | T |
G 170-56 | 6030 | 4.31 | –0.79 | 1.3 | 0.04 ± 0.031 | 0.02 ± 0.031 | 0.09 ± 0.015 | 0.03 ± 0.010 | ? |
HD 160933 | 5765 | 3.85 | –0.27 | 1.2 | 0.02 ± 0.030 | 0.01 ± 0.029 | 0.12 ± 0.035 | 0.05 ± 0.020 | D |
HD 160693 | 5850 | 4.31 | –0.60 | 1.2 | 0.26 ± 0.031 | 0.24 ± 0.039 | 0.31 ± 0.010 | 0.28 ± 0.010 | ? |
HD 170357 | 5665 | 4.07 | –0.50 | 1.2 | 0.27 ± 0.040 | 0.26 ± 0.037 | 0.39 ± 0.025 | 0.35 ± 0.015 | T |
HD 171620 | 6115 | 4.20 | –0.50 | 1.4 | 0.15 ± 0.033 | 0.13 ± 0.027 | 0.20 ± 0.005 | 0.15 ± 0.005 | D |
G 142-2 | 5675 | 4.48 | –0.75 | 1.1 | 0.26 ± 0.036 | 0.25 ± 0.039 | 0.28 ± 0.005 | 0.25 ± 0.005 | T |
HD 182807 | 6100 | 4.21 | –0.33 | 1.4 | 0.11 ± 0.025 | 0.10 ± 0.028 | 0.22 ± 0.030 | 0.16 ± 0.020 | D |
HD 184448 | 5765 | 4.16 | –0.43 | 1.2 | 0.33 ± 0.038 | 0.32 ± 0.044 | 0.38 ± 0.035 | 0.32 ± 0.015 | T |
HD 186379 | 5865 | 3.93 | –0.41 | 1.2 | 0.12 ± 0.027 | 0.10 ± 0.033 | 0.22 ± 0.020 | 0.14 ± 0.015 | D |
HD 198300 | 5890 | 4.31 | –0.60 | 1.2 | 0.22 ± 0.028 | 0.21 ± 0.032 | 0.23 ± 0.000 | 0.19 ± 0.010 | T |
HD 200580 | 5940 | 3.96 | –0.82 | 1.4 | 0.29 ± 0.032 | 0.28 ± 0.031 | 0.40 ± 0.015 | 0.33 ± 0.015 | ? |
G 188-22 | 6040 | 4.37 | –1.25 | 1.5 | 0.27 ± 0.045 | 0.25 ± 0.046 | 0.38 ± 0.005 | 0.30 ± 0.000 | H |
HD 201889 | 5710 | 4.05 | –0.78 | 1.1 | 0.25 ± 0.043 | 0.25 ± 0.042 | 0.31 ± 0.005 | 0.28 ± 0.000 | T |
HD 204155 | 5815 | 4.09 | –0.66 | 1.2 | 0.24 ± 0.030 | 0.23 ± 0.027 | 0.34 ± 0.000 | 0.27 ± 0.010 | T |
HD 208906 | 6025 | 4.37 | –0.76 | 1.4 | 0.16 ± 0.031 | 0.16 ± 0.034 | 0.26 ± 0.005 | 0.20 ± 0.000 | D |
G 242-4 | 5815 | 4.31 | –1.10 | 1.2 | 0.18 ± 0.032 | 0.18 ± 0.033 | 0.22 ± 0.025 | 0.17 ± 0.015 | H |
HD 215257 | 6030 | 4.28 | –0.58 | 1.4 | 0.05 ± 0.021 | 0.04 ± 0.022 | 0.10 ± 0.000 | 0.05 ± 0.005 | D |
HD 218209 | 5665 | 4.40 | –0.60 | 1.1 | 0.31 ± 0.037 | 0.31 ± 0.039 | 0.35 ± 0.015 | 0.33 ± 0.010 | T |
HD 221876 | 5865 | 4.29 | –0.60 | 1.2 | 0.20 ± 0.023 | 0.20 ± 0.026 | 0.26 ± 0.005 | 0.22 ± 0.000 | D |
HD 224930 | 5480 | 4.45 | –0.66 | 0.9 | 0.13 ± 0.029 | 0.12 ± 0.029 | 0.20 ± 0.000 | 0.16 ± 0.005 | ? |
G 69-8 | 5640 | 4.43 | –0.55 | 1.1 | 0.30 ± 0.035 | 0.30 ± 0.036 | 0.38 ± 0.005 | 0.31 ± 0.005 | T |
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