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Table 2.

Atmospheric parameters and element abundances for the targets with a projected rotational velocity, ve sin i ≤ 40 km s−1.

Star Classification Teff Method log g vt ϵMg ϵN Mass Age Age
(K) (cm s−2) (km s−1) (dex) (dex) (M) (Myr) (TAMS)
0021 B1 III 25 150 H08 3.50 3 6.76 6.88 15.0 10.0 0.82
0043* B0 V 33 000 H08 4.25 0 6.83 6.84 17.0 6.2 0.56
0044* B1 III 23 000 H08 3.50 4 6.66 6.68 10.6 17.2 0.93
0054 B1 V 29 000 H08 4.30 0 6.45 < 6.8 13.2 9.8 0.71
0056 B0 V 31 000 H08 3.80 1 6.81 7.51 14.6 7.8 0.63
0062 B0.2 V 29 750 H08 4.00 6 6.75 7.27 13.4 9.0 0.66
0094 B0.7 V 28 500 H08 4.00 6 6.75 7.36 11.8 10.5 0.66
0101 B1 V 27 300 H08 4.25 0 6.49 6.73 11.0 12.4 0.71
0102* B3 III 17 700 H08 3.70 3 6.45 < 7.3 6.8 40.9 0.98
0103 B0.5 V 29 500 H08 4.00 1 6.82 7.54 12.2 8.8 0.58
0116 B1 V 28 250 H08 4.10 0 6.70 6.71 11.2 10.4 0.61
1028 B2.5 III 22 000 Si 3.45 1 6.72 7.12 10.0 19.9 0.98
1041 B2 III-II 22 500 Si 3.35 4 6.61 6.52 10.4 18.8 0.99
1050 B1.5 II 24 100 Si 3.45 3 6.77 7.07 11.6 14.6 0.90
1053 B0.5 III 27 500 Si 3.60 4 6.91 7.59 12.8 11.8 0.83
1070 B2 III 21 200 A 3.40 3 6.40 6.71 9.4 22.1 0.98
1079* B0 III 31 000 He+ 4.00 0 < 7.2 14.2 7.7 0.60
1080 B0.5 III 27 800 Si 3.90 3 6.83 < 6.9 12.4 11.3 0.76
1081 B1 III 26 400 Si 3.75 1 6.62 7.08 11.5 13.1 0.80
1082* B0 III 29 000 Si 3.85 0 6.93 < 7.1 13.0 9.8 0.70
1093 B1 V 26 000 He+ 4.00 0 6.83 6.87 11.8 12.0 0.76
1109 B1.5 III 24 000 Si 3.60 4 7.04 7.05 9.0 21.5 0.88
1119 B1 V 23 000 Si 3.60 5 6.56 6.61 11.2 12.4 0.73
1125 B0 V 33 000 He+ 4.40 4 7.73 15.0 4.6 0.38
1131 B3 III 18 450 A 3.55 0 6.58 < 7.1 7.0 36.7 0.93
1133 B1 V 27 300 A 4.00 3 7.12 < 6.8 11.0 12.4 0.71
1141 B2 III 21 200 A 3.75 6 6.72 6.44 8.0 26.7 0.88
1142 B1.5 III 22 550 A 3.70 4 6.65 6.91 8.6 22.5 0.85
1176* B1.5 V 26 100 A 4.35 0 6.66 6.63 9.8 14.6 0.69
1183* B2.5 V 23 900 E 4.35 0 6.68 < 6.8 8.8 19.9 0.78
1199 B0 V 34 750 He+ 4.40 5 6.56 < 8.0 15.6 0.0 0.00
1200 B1 V 27 300 A 4.10 3 6.86 6.66 10.2 11.9 0.61
1207 B3 V 21 500 E 4.25 5 6.40 < 7.0 7.6 27.2 0.81
1217* B2.5 V 23 900 E 4.15 0 6.66 < 6.8 8.4 20.0 0.72
1221 B0.5 V 29 200 Si 4.25 3 7.07 < 7.0 11.2 6.8 0.40
1233 B0.2 V 30 650 Si 4.40 0 6.89 < 7.2 12.0 3.0 0.19
1234* B2.5 V 23 900 E 4.00 0 6.82 < 6.8 8.4 20.0 0.72

Notes. The methods for estimating the atmospheric parameters were as follows – H08: taken from Hunter et al. (2008a); A: adopted from effective temperature scales of Trundle et al. (2007); E: extrapolated from these temperature scales; Si: silicon ionisation balance; He+: He II lines at 4541 and 4686 Å. Further details can be found in Paper I. Targets where the silicon abundance estimate was less than 6.8 dex are marked with an asterisk. Also listed are the spectral types taken from Table 1 and the stellar mass and age estimates taken from Paper I. For the latter, this has also been estimated as a fraction of the main sequence lifetime.

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