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Table 2.
Stellar parameters and chemical abundances for the observed stars in Terzan 6.
| ID | Teff | log g | RV | [Fe/H] | [Ca/H] | [Si/H] | [Mg/H] | [Ti/H] | [O/H] | [Al/H] | [Na/H] | [Mn/H] | [K/H] | [C/H] ( * ) | 12C/13C ( * ) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 3500 | 0.5 | 139 | −0.65 (.05) | −0.37 (.08) | −0.39 (.03) | −0.44 (.02) | −0.37 (.03) | −0.30 (.03) | −0.32 (.08) | −0.36 (.04) | −0.78 (.10) | −0.57 (.06) | −0.80 | 6 |
| 9 | 3500 | 0.5 | 138 | −0.63 (.03) | −0.35 (.03) | −0.32 (.09) | −0.29 (.09) | −0.40 (.06) | −0.23 (.06) | −0.25 (.04) | −0.35 (.04) | −0.90 (.10) | −0.52 (.09) | −0.80 | 6 |
| 10 | 3600 | 0.5 | 148 | −0.63 (.04) | −0.43 (.06) | −0.37 (.08) | −0.33 (.03) | −0.44 (.01) | −0.39 (.03) | −0.16 (.01) | −0.38 (.05) | −0.99 (.10) | −0.54 (.10) | −0.80 | 8 |
| 12 | 3600 | 0.5 | 140 | −0.65 (.05) | −0.39 (.02) | −0.20 (.05) | −0.35 (.04) | −0.43 (.09) | −0.41 (.03) | −0.30 (.04) | −0.23 (.09) | −0.92 (.10) | −0.50 (.08) | −1.20 | 5 |
| 13 | 3600 | 0.5 | 153 | −0.61 (.07) | −0.33 (.06) | −0.23 (.12) | −0.30 (.07) | −0.38 (.04) | −0.30 (.04) | −0.26 (.09) | −0.47 (.05) | −0.90 (.10) | −0.39 (.10) | −0.80 | 8 |
| 14 | 3600 | 0.5 | 148 | −0.66 (.02) | −0.39 (.02) | −0.33 (.06) | −0.37 (.07) | −0.37 (.06) | −0.38 (.05) | −0.36 (.04) | −0.30 (.07) | −1.06 (.10) | −0.48 (.10) | −0.80 | 8 |
| 18 | 3600 | 0.5 | 147 | −0.64 (.01) | −0.26 (.06) | −0.34 (.04) | −0.32 (.11) | −0.33 (.04) | −0.29 (.02) | −0.33 (.07) | −0.26 (.02) | −0.99 (.10) | −0.58 (.03) | −0.80 | 8 |
| 20 | 3800 | 0.5 | 152 | −0.61 (.05) | −0.34 (.03) | −0.31 (.10) | −0.33 (.04) | −0.41 (.06) | −0.32 (.04) | −0.34 (.10) | −0.11 (.10) | −0.97 (.10) | −0.57 (.08) | −1.10 | 10 |
| 21 | 3700 | 0.5 | 154 | −0.67 (.04) | −0.30 (.05) | −0.33 (.11) | −0.32 (.02) | −0.45 (.07) | −0.29 (.02) | −0.40 (.06) | −0.31 (.09) | −0.98 (.10) | −0.51 (.07) | −0.80 | 9 |
| 22 | 3700 | 0.5 | 140 | −0.67 (.04) | −0.35 (.07) | −0.28 (.10) | −0.29 (.01) | −0.32 (.08) | −0.35 (.07) | −0.39 (.09) | – – | – – | – – | −1.20 | 5 |
| 28 | 3700 | 0.5 | 140 | −0.63 (.06) | −0.31 (.06) | −0.25 (.10) | −0.20 (.10) | −0.29 (.10) | −0.39 (.04) | −0.35 (.10) | – – | – – | – – | −1.10 | 5 |
| 31 | 3800 | 0.5 | 137 | −0.65 (.02) | −0.36 (.04) | −0.25 (.04) | −0.27 (.11) | −0.38 (.05) | −0.33 (.06) | −0.32 (.03) | −0.17 (.13) | −1.00 (.10) | −0.59 (.10) | −1.15 | 5 |
| 35 | 3800 | 0.5 | 140 | −0.67 (.04) | −0.31 (.05) | −0.27 (.10) | −0.36 (.05) | −0.31 (.07) | −0.29 (.06) | −0.24 (.04) | – – | – – | – – | −0.90 | 6 |
| 37 | 3800 | 0.5 | 140 | −0.70 (.02) | −0.32 (.06) | −0.33 (.10) | −0.34 (.01) | −0.34 (.07) | −0.35 (.06) | −0.32 (.04) | – – | – – | – – | −1.20 | 6 |
| 39 | 3900 | 0.5 | 140 | −0.69 (.09) | −0.28 (.09) | −0.37 (.10) | −0.33 (.08) | −0.34 (.01) | −0.32 (.05) | −0.26 (.03) | – – | – – | – – | −0.85 | 8 |
| 46 | 4000 | 1.0 | 140 | −0.69 (.10) | −0.35 (.05) | −0.33 (.10) | −0.33 (.02) | −0.38 (.04) | −0.35 (.04) | −0.32 (.10) | – – | – – | – – | −0.80 | 6 |
| 48 | 3900 | 1.0 | 153 | −0.65 (.03) | −0.26 (.04) | −0.27 (.06) | −0.22 (.03) | −0.33 (.03) | −0.44 (.04) | −0.24 (.05) | −0.08 (.16) | −0.85 (.10) | −0.52 (.07) | −1.10 | 7 |
| 65 | 4000 | 1.0 | 140 | −0.62 (.08) | −0.26 (.06) | −0.23 (.10) | −0.22 (.03) | −0.23 (.10) | −0.25 (.05) | −0.23 (.10) | – – | – – | – – | −1.15 | 5 |
| 67 | 3900 | 1.0 | 143 | −0.62 (.04) | −0.22 (.02) | −0.20 (.07) | −0.27 (.03) | −0.21 (.03) | −0.23 (.06) | −0.20 (.06) | −0.26 (.05) | −0.83 (.10) | −0.51 (.04) | −0.80 | 5 |
| 69 | 4250 | 1.5 | 140 | −0.70 (.10) | −0.44 (.07) | −0.47 (.10) | −0.48 (.01) | −0.46 (.10) | −0.39 (.06) | −0.40 (.10) | – – | – – | – – | −0.80 | 6 |
| 70 | 4000 | 1.0 | 144 | −0.62 (.06) | −0.34 (.09) | −0.34 (.03) | −0.35 (.06) | −0.16 (.11) | −0.32 (.06) | −0.23 (.06) | −0.11 (.07) | −0.89 (.10) | −0.49 (.04) | −1.00 | 8 |
| 82 | 4000 | 1.0 | 144 | −0.63 (.04) | −0.30 (.05) | −0.25 (.11) | −0.31 (.11) | −0.29 (.06) | −0.30 (.05) | −0.28 (.07) | −0.20 (.16) | −0.85 (.10) | −0.47 (.03) | −1.00 | 8 |
| 83 | 4000 | 1.0 | 140 | −0.65 (.01) | −0.23 (.10) | −0.23 (.10) | −0.29 (.02) | −0.24 (.03) | −0.23 (.02) | −0.26 (.10) | – – | – – | – – | −0.80 | 9 |
| 90 | 4000 | 1.0 | 140 | −0.60 (.03) | −0.25 (.04) | −0.25 (.10) | −0.27 (.07) | −0.33 (.02) | −0.29 (.05) | −0.24 (.10) | – – | – – | – – | −0.90 | 9 |
| 101 | 4000 | 1.0 | 140 | −0.65 (.02) | −0.35 (.06) | −0.39 (.10) | −0.26 (.12) | −0.34 (.13) | −0.38 (.03) | −0.34 (.07) | – – | – – | – – | −0.80 | 9 |
| 114 | 4250 | 1.5 | 140 | −0.59 (.09) | −0.15 (.11) | −0.19 (.10) | −0.17 (.03) | −0.15 (.01) | −0.11 (.04) | −0.26 (.10) | – – | – – | – – | −0.85 | 6 |
| 116 | 4000 | 1.0 | 139 | −0.68 (.05) | −0.31 (.02) | −0.26 (.05) | −0.41 (.12) | −0.37 (.10) | −0.41 (.06) | −0.40 (.12) | −0.21 (.12) | −0.97 (.10) | −0.66 (.07) | −0.80 | 8 |
| From GS98 to M22 solar reference | 0.00 | −0.01 | −0.04 | +0.03 | +0.08 | +0.06 | +0.04 | +0.04 | −0.13 | −0.02 | −0.04 | – | |||
Notes. ( * )Carbon abundances from spectral synthesis. The typical error on [C/H] is ±0.1 dex, and on the isotopic ratio 12C/13C, it is ±1.
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