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Table 8

Light-element abundances and abundance ratios, compared to photometric population assignments.

Star ID A(Li) [Na / Fe] [Mg / Fe] [Al / Fe] [Si / Fe] log ε(Fe) Popa
NLTE NLTE NLTE LTE LTE NLTE

1802 <0.82 ... ... 0.78 ± 0.08 ... 5.81 ± 0.03 E
1980 1.31 ± 0.04 0.10 ± 0.04 0.27 ± 0.03 0.49 ± 0.05 0.26 ± 0.04 5.81 ± 0.02 I
1983 <1.05 0.50 ± 0.03 ... 0.63 ± 0.05 0.36 ± 0.05 5.79 ± 0.02 E
2117 1.19 ± 0.07 0.03 ± 0.04 0.33 ± 0.03 <0.42 0.21 ± 0.05 5.76 ± 0.02 P
2129 1.34 ± 0.09 0.27 ± 0.04 0.22 ± 0.03 <0.29 0.25 ± 0.06 5.81 ± 0.02 I
2151 1.00 ± 0.07 0.31 ± 0.04 ... 0.58 ± 0.05 0.32 ± 0.06 5.76 ± 0.02 I

Notes. Uncertainties are given by statistical errors. All abundances are based on lines of the neutral species. Upper limits are indicated by <. The full table can be retrieved from CDS/Vizier. Solar reference abundances: A(Na) = 6.17, A(Mg) = 7.53, A(Al) = 6.37, A(Si) = 7.51, A(Fe) = 7.45.

(a)

Photometrically identified chemical population: primordial (P), intermediate (I) and extreme (E).

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