Published October 6, 2021 | Version v2
Poster Open

Photometric magnetic activity and active-region lifetimes of solar-like stars

  • 1. Department of Physics, University of Warwick
  • 2. Instituto de Astrofísica de Canarias
  • 3. CEA, Université Paris-Saclay
  • 4. Instituto de Astrofísica e Ciências do Espaço
  • 5. NASA Johnson Space Center

Description

Rotational modulation due to dark spots co-rotating with the stellar surface allows us to constrain rotation and magnetic properties of solar-like stars. The long-term observations collected by Kepler (and those that will be collected by PLATO) are preferred for a better characterization of magnetic activity. In this work, we investigate the temporal variability of the photometric magnetic activity proxy Sph, as well as the characteristic timescale of active-regions in solar-like stars.

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