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astro-ph.SR2011★ 3 cited
High-resolution spectropolarimetric observations of hot subdwarfs
P. Petit, V. Van Grootel, S. Bagnulo +3
We report on high-resolution spectropolarimetric observations of the hot subdwarf stars HD 76431 and Feige 66, using the ESPaDOnS echelle spectropolarimeter at CFHT. We compute cro…
astro-ph.SR2011★ 90 cited
Long-term magnetic field monitoring of the Sun-like star ξBootis A
A. Morgenthaler, P. Petit, S. Saar +13
Aims. We aim to investigate the long-term temporal evolution of the magnetic field of the solar-type star ξBootis A, both from direct magnetic field measurements and from the simul…