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A Relationship between Stellar Age and Spot Coverage

19 May 2020, 16:00 UTC
A Relationship between Stellar Age and Spot Coverage
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Brett M. Morris 2020 ApJ 893 67
Space-based photometry of F, G, and K stars aged from 10 Myr to 4 Gyr reveal typical starspot coverages in the range of 1%–10%, with decreasing coverage occurring with increasing stellar age.

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