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Table 2

Median metallicity and α-element abundance from APOGEE- DR17 and GALAH DR3 for the different stellar populations; the values were calculated for the all-sky sample.

Population APOGEE GALAH
[Fe/H] [α/M] [Fe/H] [α/Fe]
Thin disk −0.03 0.00 −0.06 0.02
Thick disk candidate −0.08 0.03 −0.10 0.03
Thick disk −0.36 0.17 −0.38 0.17
Halo candidate −0.65 0.24 −0.77 0.26
Halo −1.05 0.24 −1.17 0.26

Notes. For the APOGEE sample, we show [α/M], which may slightly differ from [α/Fe].

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