3 papers
astro-ph.SR2009
Asteroseismology of massive stars in the young open cluster NGC 884: a status report
S. Saesen, F. Carrier, A. Pigulski
To improve our comprehension of the beta Cephei stars, we set up a photometric multi-site campaign on the open cluster NGC 884 (Chi Persei). Thirteen telescopes joined the 2005-200…
astro-ph.SR2009
Photometric campaign on massive stars in the open cluster NGC 5617
F. Carrier, S. Saesen, M. Cherix +8
A campaign on the open cluster NGC 5617 was organized in order to characterize the pulsations and to better understand the internal structure of its stars. The variability of the c…
astro-ph2006
A line profile analysis of the pulsating red giant star epsilon Ophiuchi (G9.5III)
S. Hekker, C. Aerts, J. De Ridder +1
So far, solar-like oscillations have been studied using radial velocity and/or light curve variations, which reveal frequencies of the oscillation modes. Line-profile variations, h…