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Table A.2

[X/Ca] ratios for all the known CEMP stars with [Fe/H] less than about −4.0.

Z (1) (2) (3) (4) (5) (6) (7) (8) (9) Mean σ Min. Max.

[C/Ca]a 6 +3.20 +0.82 +3.06 +4.72 +2.53 +0.94 +2.28 +3.39 +0.82 +2.44 +1.04 +0.82 +3.39
[N/Ca]a 7 +2.25 +0.86 +1.57 +3.16 +3.92 +2.26 +2.35 +1.22 +0.86 +3.92
[O/Ca] 8 +1.79 +1.57 +3.07 +1.68 +2.18 +0.77 +1.68 +3.07
[Na/Ca] 11 +0.45 –0.41 +0.03 –0.89 +0.12 +1.68 +1.10 +0.33 +0.87 –0.89 +1.68
[Mg/Ca] 12 –0.24 +0.20 +0.30 +2.95 –0.11 –0.36 +0.47 +0.99 +1.23 +0.26 +0.53 –0.36 +1.23
[Al/Ca] 13 –1.31 –0.42 +0.42 –0.53 –0.56 +0.73 –1.31 +0.42
[Si/Ca] 14 –0.07 +0.01 +0.13 +0.10 +0.17 –0.07 +0.33
[Sc/Ca] 21 –0.16 –0.34 –0.18 –0.20 –0.16 +0.17 –0.34 +0.07
[Ti/Ca] 22 –0.63 +0.05 –0.12 –0.25 +0.39 –0.00 +0.11 –0.10 +0.26 –0.63 +0.18
[Cr/Ca] 24 –0.33 –0.21 –1.30 –0.50 –0.75 –0.53 +0.51 –1.30 –0.01
[Mn/Ca] 25 –1.24 –0.64 –1.35 –1.16 –1.05 +0.41 –1.35 –0.44
[Fe/Ca] 26 –0.57 –0.13 –0.37 –0.67 –0.60 –0.03 –0.74 –0.41 –0.39 +0.21 –0.74 –0.13
[Co/Ca] 27 +0.21 –0.57 +0.16 –0.04 –0.06 +0.36 –0.57 +0.21
[Ni/Ca] 28 –0.74 +0.07 –0.82 –0.14 –0.51 –0.44 –0.34 +0.38 –0.82 +0.07
[Sr/Ca] 38 –0.46 –0.08 –1.14 +0.31 –0.04 –0.28 +0.55 –1.14 +0.31
[Ba/Ca] 56 –0.50 –0.99 –0.75 +0.35 –0.99 –0.50

Notes. All the published abundances have been scaled to our adopted solar values.

(a)

For these elements the abundances of CS 22949-037 have not been considered to compute the mean and σ since the star is “mixed”, in the sense of Spite et al. (2005).

Reference. (1) HE 0107-5240 Christlieb et al. (2004); (2) HE 0134-1519 Hansen et al. (2014); (3) HE 0233-0343 Hansen et al. (2014); (4) SMSS J0313-6708 Keller et al. (2014); (5) G 77-61 Plez & Cohen (2005), Plez et al. (2005); (6) HE 0557-4840 Norris et al. (2007); (7) HE 1310-0536 Hansen et al. (2014); (8) HE 1327-2326 Frebel et al. (2008); (9) CS 22949-037 Depagne et al. (2002), Norris et al. (2002).

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