... binaries

Appendices A and B are only available in electronic form at http://www.edpsciences.org

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... models

However, such high-mass main-sequence primaries enable the direct use of main-sequence temperature scales to determine the temperature of the lower-mass PMS secondary.

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...Siess et al. (2000)

Their Fig. 19 suggests coevality if inspected by eye. However, using a more quantitative analysis by interpolating isochrones with small time steps, we find that coevality no longer holds.

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