Time-series Doppler imaging of the red giant HD 208472 Active longitudes and differential rotation


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Oezdarcan O. , CARROLL T. A. , KUENSTLER A., STRASSMEIER K. G. , Evren S., WEBER M., ...Daha Fazla

ASTRONOMY & ASTROPHYSICS, cilt.593, 2016 (SCI İndekslerine Giren Dergi) identifier identifier

Özet

Context. HD 208472 is among the most active RS CVn binaries with cool starspots. Decade-long photometry has shown that the spots seem to change their longitudinal appearance with a period of about six years, coherent with brightness variations.