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Table 4

Linear fits of [X/Fe] as a function of age for stars younger than 6 Gyr, i.e., without including the Sun.

a b σ [X/Fe]a
[dex] 10-3 dex Gyr-1 [dex]

[C/Fe] −0.157 ± 0.017 + 30.0 ± 4.6 0.026 1.4
[O/Fe] −0.078 ± 0.017 + 11.0 ± 4.5 0.026 1.1
[Na/Fe] −0.119 ± 0.011 + 25.0 ± 3.1 0.020 1.1
[Mg/Fe] −0.046 ± 0.005 + 11.8 ± 1.4 0.009 0.5
[Al/Fe] −0.086 ± 0.009 + 21.6 ± 2.1 0.015 0.9
[Si/Fe] −0.042 ± 0.006 + 10.5 ± 1.6 0.009 1.0
[S/Fe] −0.083 ± 0.008 + 15.8 ± 2.1 0.013 0.5
[Ca/Fe] + 0.026 ± 0.007 −2.4 ± 2.1 0.010 2.6
[Sc/Fe] −0.074 ± 0.010 + 21.5 ± 2.9 0.017 1.1
[Ti/Fe] −0.017 ± 0.007 + 7.9 ± 1.8 0.011 1.0
[Cr/Fe] + 0.018 ± 0.004 −3.9 ± 1.2 0.007 1.2
[Mn/Fe] −0.043 ± 0.007 + 7.2 ± 2.0 0.010 1.3
[Ni/Fe] −0.072 ± 0.010 + 14.8 ± 2.7 0.015 1.8
[Cu/Fe] −0.126 ± 0.013 + 28.8 ± 3.6 0.024 1.1
[Zn/Fe] −0.101 ± 0.007 + 19.3 ± 2.1 0.013 0.6
[Y/Fe] + 0.132 ± 0.012 −28.9 ± 3.3 0.020 0.9
[Ba/Fe] + 0.235 ± 0.024 −47.8 ± 6.7 0.041 1.5

Notes..

(a)

Standard deviation of [X/Fe] for the linear fit

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