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Table 1

Composition of the models with solar ratio of H/He and enhanced metallicities.

Model X Y Z

SolA1 0.738 0.249 0.013 1.26
SolA20 0.550 0.185 0.265 1.65
SolA40 0.352 0.118 0.530 2.45

Notes. X is the hydrogen mass fraction, Y is the helium mass fraction, Z is the metal mass fraction, and is the mean atomic mass.

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