Table 1
Sample of CEMP-no stars monitored for radial-velocity variation.
| Stellar ID | RA (J2000) | Dec (J2000) | V | B−V | Ref | [Fe/H] | [C/Fe] | [Ba/Fe] | Ref |
|
|
|||||||||
| HE 0020−1741 | 00:22:44 | −17:24:28 | 12.89 | 0.94 | a | −4.11 | +1.36 | <−0.67 | 1 |
| CS 29527−015 * | 00:29:11 | −19:10:07 | 14.26 | 0.40 | d | −3.55 | +1.18 | <+0.10 | 10 |
| CS 22166−016 | 00:58:24 | −14:47:07 | 12.75 | 0.65 | b | −2.40 | +1.02 | −0.37 | 4 |
| HE 0219−1739 | 02:21:41 | −17:25:37 | 14.73 | 1.52 | b | −3.09 | +1.90 | <−1.39 | 1 |
| BD+44°493 | 02:26:50 | +44:57:47 | 9.22 | 0.67 | a | −3.83 | +1.35 | −0.60 | 2 |
| HE 0405−0526 | 04:07:47 | −05:18:11 | 10.72 | 0.71 | a | −2.18 | +0.92 | −0.22 | 1 |
| HE 1012−1540 * | 10:14:53 | −15:55:53 | 14.04 | 0.66 | a | −3.51 | +2.22 | +0.19 | 6 |
| HE 1133−0555 | 11:36:12 | +06:11:43 | 15.43 | 0.64 | b | −2.40 | +2.20 | −0.58 | 1 |
| HE 1150−0428 | 11:53:07 | −04:45:03 | 15.01 | 0.76 | a | −3.21 | +2.28 | −0.44 | 6 |
| HE 1201−1512 | 12:03:37 | −15:29:33 | 13.79 | 0.55 | a | −3.92 | +1.60 | <−0.34 | 3 |
| HE 1300+0157 | 13:02:56 | +01:41:52 | 14.06 | 0.48 | b | −3.49 | +1.31 | −0.74 | 6 |
| BS 16929−005 | 13:03:30 | +33:51:09 | 13.61 | 0.62 | b | −3.27 | +0.99 | −0.41 | 3 |
| HE 1300−0641 | 13:03:34 | −06:57:21 | 14.80 | 0.62 | b | −3.14 | +1.29 | −0.77 | 8 |
| HE 1302−0954 | 13:04:58 | −10:10:11 | 13.96 | 0.79 | a | −2.25 | +1.17 | <−0.53 | 1 |
| CS 22877−001 | 13:13:55 | −12:11:42 | 12.16 | 0.77 | b | −2.71 | +1.00 | −0.49 | 5 |
| HE 1327−2326 * | 13:30:06 | −23:41:54 | 13.53 | 0.44 | b | −5.76 | +4.26 | <+1.46 | 3 |
| HE 1410+0213 | 14:13:06 | +01:59:21 | 13.05 | 1.14 | b | −2.14 | +1.71 | −0.26 | 6 |
| HE 1506−0113 | 15:09:14 | −01:24:57 | 14.44 | 0.64 | a | −3.54 | +1.65 | −0.80 | 3 |
| CS 22878−027 | 16:37:36 | +10:22:08 | 14.41 | 0.44 | c | −2.52 | +0.86 | <−0.75 | 3 |
| CS 29498−043 | 21:03:52 | −29:42:50 | 13.63 | 1.12 | b | −3.75 | +1.90 | −0.45 | 7 |
| CS 29502−092 | 22:22:36 | −01:38:24 | 11.87 | 0.77 | b | −2.99 | +0.96 | −1.20 | 3 |
| HE 2318−1621 | 23:21:22 | −16:05:06 | 12.73 | 0.68 | a | −3.67 | +1.04 | −1.61 | 9 |
| CS 22949−037 | 23:26:30 | −02:39:58 | 14.36 | 0.79 | b | −3.93 | +1.01 | −0.77 | 6 |
| CS 22957−027 | 23:59:13 | −03:53:49 | 13.62 | 0.80 | b | −3.06 | +2.13 | −0.96 | 6 |
Notes.
Stars not formally qualifying as CEMP-no stars according to the [Ba/Fe] criterion. However, see discussion of their light-element abundance signatures in Sect. 2.3.
Reference. Photometry: (a) Henden et al. (2015); (b) Beers et al. (2007); (c) Preston et al. (1991); (d) Norris et al. (1999).Abundances: (1) This work; (2) Ito et al. (2013); (3) Yong et al. (2013); (4) Giridhar et al. (2001); (5) Aoki et al. (2002a); (6) Cohen et al. (2013); (7) Aoki et al. (2002c); (8) Barklem et al. (2005); (9) Placco et al. (2014a); (10) Bonifacio et al. (2009) and M. Spite (priv. comm.).
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