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astro-ph2007
Stellar evolution in real time: Period variations in galactic RR Lyr stars
E. Poretti, J. F. Le Borgne, J. Vandenbroere +6
The times of maximum brightness collected in the GEOS RR Lyr database allowed us to trace the period variations of a sample of 123 galactic RRab variables. These data span a time b…
astro-ph2007
CoRoT and asteroseismology. Preparatory work and simultaneous ground-based monitoring
Ennio Poretti, Monica Rainer, Katrien Uytterhoeven +3
The successful launch of the CoRoT (COnvection, ROtation and planetary Transits) satellite opens a new era in asteroseismology. The space photometry is complemented by high-resolut…