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astro-ph.SR2011
Calibrating 15 years of GOLF data
Guy R. Davies, Rafael A. García
The GOLF resonant scattering spectrophotometer aboard SoHO has now provided 15 years of continuous high precision Sun-as-a-star radial-velocity measurements. This length of time se…
astro-ph.SR2011
HD 49933: A laboratory for magnetic activity cycles
T. Ceillier, J. Ballot, R. A. Garcia +4
Seismic analyses of the CoRoT target HD 49933 have revealed a magnetic cycle. Further insight reveals that frequency shifts of oscillation modes vary as a function of frequency, fo…