A sample of 14004 stars confirms that X-ray activity follows the Rossby number relation with convective turnover times matching theory, explaining lower activity levels in F-type and late A-type stars via their short turnover times.
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eROSITA's cool star population explained
A sample of 14004 stars confirms that X-ray activity follows the Rossby number relation with convective turnover times matching theory, explaining lower activity levels in F-type and late A-type stars via their short turnover times.