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Table 2
Abundance data for the sample stars considered in the attempt to assign a class.
| Star | T eff | log g | [Fe/H] | Class | 12C/13C | [C/N] | [O/N] | [ ] |
[Na/Fe] | [Mg/Fe] | [Al/Fe] | [Sr/Fe] | [Ba/Fe] | Ref. |
|
|
||||||||||||||
| BD +44 493 | 5510 | 3.70 | –3.68 | 3 | >30 | 0.99 | 1.27 | 1.48 | 0.27 | 0.52 | –0.57 | –0.26 | –0.59 | 1, 5 |
| BS 16929-005 | 5229 | 2.61 | –3.34 | 3+ | >7 | 0.67 | – | – | 0.03 | 0.30 | –0.72 | 0.54 | –0.41 | 1 |
| CS 22166-016 | 5250 | 2.0 | –2.40 | – | – | – | – | – | 0.37 | 0.68 | – | –1.01 | –0.37 | 2 |
| CS 22877-001 | 5100 | 2.2 | –2.72 | 3 | >10 | 1.00 | – | – | –0.24 | 0.29 | –0.72 | –0.12 | –0.49 | 2,3 |
| CS 22878-027 | 6319 | 4.41 | –2.51 | – | – | >–0.20 | – | – | –0.17 | –0.11 | – | –0.26 | <-0.75 | 1 |
| CS 22885-096 | 5050 | 1.9 | –3.66 | – | – | – | – | – | – | 0.52 | –0.78 | –1.59 | –1.44 | 2 |
| CS 22945-017 | 6400 | 3.80 | –2.52 | 4++ | 6 | 0.04 | <0.12 | <2.33 | – | 0.61 | – | – | 0.55 | 2b-,3 |
| CS 22949-037 | 4958 | 1.84 | –3.97 | 4+ | 4 | –1.10 | –0.18 | 1.86 | 2.10 | 1.38 | 0.02 | 0.55 | −0.52 | 1 |
| CS 22956-028 | 6700 | 3.50 | −2.33 | – | 5 | –0.01 | <0.62 | <2.31 | – | 0.58 | – | – | 0.16 | 2b-,3 |
| CS 22957-027 | 5170 | 2.45 | –3.19 | – | 6 | 0.52 | – | – | – | 0.30 | –0.10 | –0.86 | –0.80 | 1 |
| CS 22958-042 | 6250 | 3.5 | –2.85 | 4 | 9 | 1.00 | –0.80 | 2.68 | 2.85 | 0.32 | –0.85 | –0.20 | <–0.53 | 2, 3 |
| CS 29498-043 | 4639 | 1.00 | –3.49 | 4 | 6 | –0.40 | 0.13 | 2.31 | 1.47 | 1.52 | 0.34 | –0.35 | –0.45 | 1 |
| CS 29502-092 | 5074 | 2.21 | –2.99 | 3 | 20 | 0.15 | –0.06 | 0.83 | – | 0.28 | –0.68 | –0.15 | –1.20 | 1, 2 |
| CS 30314-067 | 4400 | 0.7 | –2.85 | – | – | –0.70 | – | – | –0.08 | 0.42 | –0.10 | –0.37 | –0.57 | 2 |
| CS 30322-023 | 4100 | –0.30 | –3.39 | 4++ | 4 | –2.11 | –2.28 | 1.84 | 1.04 | 0.80 | – | – | 0.59 | 2b-,3 |
| CS 31080-095 | 6050 | 4.5 | –2.85 | 3,3+ | >40 | 1.99 | 1.65 | 2.47 | –0.28 | 0.65 | –0.95 | –0.29 | 0.05 | 2b-,3 |
| G 77-61 | 4000 | 5.05 | –4.03 | – | 5 | 0.00 | – | – | 0.60 | 0.49 | – | <0 | <1 | 2, 3 |
| HE 0007-1832 | 6515 | 3.8 | –2.72 | – | – | 0.78 | – | – | – | 0.79 | – | – | 0.23 | 3 |
| HE 0057-5959 | 5257 | 2.65 | –4.08 | 2+Na | >2 | –1.29 | <0.62 | <2.56 | 1.98 | 0.51 | – | –1.06 | –0.46 | 1 |
| HE 0100-1622 | 5400 | 3.0 | –2.93 | 3+ | 13 | 0.85 | <0.40 | <2.49 | >1.00 | 0.64 | 0.46 | 0.25 | <–1.80 | 6 |
| HE 0107-5240 | 5100 | 2.20 | –5.54 | 3 | >50 | 1.42 | –0.13 | 3.38 | 1.11 | 0.26 | <–0.26 | <–0.52 | <0.82 | 1, 2 |
| HE 0134-1519 | 5500 | 3.2 | –3.98 | 3 | >4 | >0 | – | <2.68 | –0.24 | 0.25 | –0.38 | –0.30 | <-0.50 | 6 |
| HE 0146-1548 | 4636 | 0.99 | –3.46 | – | 4 | – | – | – | 1.17 | 0.87 | 0.14 | –0.38 | –0.71 | 1 |
| HE 0233-0343 | 6100 | 3.4 | –4.68 | 3+ | >5 | >0.68 | – | <3.85 | < 0.50 | 0.59 | <0.03 | 0.32 | <0.80 | 6 |
| HE 0440-1049 | 5800 | 3.5 | –3.02 | 3 | – | >0.07 | – | <2.46 | –0.04 | 0.79 | –0.57 | –0.30 | –1.27 | 6 |
| HE 0557-4840 | 4900 | 2.20 | –4.81 | 3 | – | >0.70 | >1.30 | <2.13 | –0.18 | 0.17 | –0.65 | <–1.07 | <0.03 | 1 |
| HE 1012-1540 | 5745 | 3.45 | –3.47 | 3Na | – | 0.97 | 1.00 | 2.21 | 1.93 | 1.85 | 0.65 | –0.37 | -0.25 | 1 |
| HE 1150-0428 | 5208 | 2.54 | –3.47 | – | 4 | –0.15 | – | – | – | 0.41 | – | –0.12 | -0.48 | 1 |
| HE 1201-1512 | 5725 | 4.67 | –3.89 | 3 | >20 | >0.11 | – | <2.43 | –0.33 | 0.24 | –0.73 | <–.87 | <0.05 | 1 |
| HE 1300+0157 | 5529 | 3.25 | –3.75 | 2 | >3 | >0.60 | >1.05 | <1.62 | –0.02 | 0.33 | –0.64 | –1.36 | -0.85 | 1, 2 |
| HE 1300-0641 | 5308 | 2.96 | –3.14 | – | – | – | – | – | – | 0.04 | –1.21 | –0.59 | –0.77 | 2 |
| HE 1300-2201 | 6332 | 4.64 | –2.61 | – | – | – | – | – | – | 0.29 | –0.92 | 0.28 | –0.04 | 2 |
| HE 1310-0536 | 5000 | 1.90 | –4.15 | 2+ | 3 | –0.84 | <–0.40 | <2.76 | 0.19 | 0.42 | –0.39 | –1.08 | –0.50 | 6 |
| HE 1327-2326 | 6180 | 3.70 | –5.76 | 4++ | >5 | –0.30 | –0.86 | 4.07 | 2.48 | 1.55 | 1.23 | 1.04 | <1.46 | 1, 2 |
| HE 1330-0354 | 6257 | 4.13 | -2.29 | – | – | – | – | – | – | 0.32 | –0.93 | 0.01 | –0.47 | 2 |
| HE 1410+0213 | 4890 | 2.00 | –2.52 | 2+: | 3 | –0.61 | –0.38 | 2.55 | – | 0.33 | – | – | 0.06 | 2b-,3 |
| HE 1419-1324 | 4900 | 1.80 | –3.05 | 4++: | 12 | 0.29 | <–0.28 | <1.48 | – | 0.53 | – | – | 0.88 | 2b-,3 |
| HE 1506-0113 | 5016 | 2.01 | –3.54 | 3Na | >20 | 0.86 | <1.71 | <2.13 | 1.65 | 0.89 | –0.53 | –0.85 | –0.80 | 1 |
| HE 2139-5432 | 5416 | 3.04 | –4.02 | 3Na | >15 | 0.51 | 1.07 | 2.99 | 2.15 | 1.61 | 0.36 | –0.55 | <–0.33 | 1 |
| HE 2142-5656 | 4939 | 1.85 | –2.87 | – | – | 0.41 | – | – | 0.81 | 0.33 | –0.62 | –0.19 | –0.63 | 1 |
| HE 2202-4831 | 5331 | 2.95 | –2.78 | – | – | – | – | – | 1.44 | 0.12 | – | –0.85 | –1.28 | 1 |
| HE 2247-7400 | 4929 | 1.56 | –2.87 | – | – | – | – | – | 0.82 | 0.33 | – | <-0.15 | –0.94 | 1 |
| HE 2331-7155 | 4900 | 1.50 | –3.68 | 4 | 5 | –1.23 | <–0.87 | <1.82 | 0.46 | 1.20 | –0.38 | –0.85 | –0.90 | 6 |
| Segue 1-7 | 4960 | 1.90 | –3.52 | 3 | >50 | 1.55 | <1.46 | <2.21 | 0.53 | 0.94 | 0.23 | –1.39 | <–0.96 | 1 |
| SMSS 0313-6708 | 5125 | 2.3 | <–7.1 | 4++: | >4.5 | – | – | >4.31 | – | >3.3 | – | – | – | 4 |
| 53327-2044-515 | 5703 | 4.68 | –4.05 | 3+: | >2 | – | – | – | 0.14 | 0.40 | –0.17 | 1.09 | <0.34 | 1 |
Reference. Norris et al. (2013); 2) Allen et al. (2012); 3) Masseron et al. (2010); 4) Keller et al. (2014) give values of [Li/H], [C/H], [Mg/H], and [Ca/H] and upper limits in the case of other elements for this star; 5) Ito et al. (2013) give a lower limit for 13C/12C; 6) Hansen et al. (2015).
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