Browsing by Author "Collier Cameron, A"

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Magnetic activity in the photosphere of CoRoT-Exo-2a. Active longitudes and short-term spot cycle in a young Sun-like star

Lanza, A. F; Pagano, I; Leto, G; Messina, S; Aigrain, S; Alonso, R; Auvergne, M; Baglin, A; Barge, P; Bonomo, A. S; Boumier, P; Collier Cameron, A; Comparato, M; Cutispoto, G; de Medeiros, J. R; Foing, B; Kaiser, A; Moutou, C; Parihar, P. S; Silva-Valio, A; Weiss, W. W (EDP Sciences, 2009-01)

Context: The space experiment CoRoT has recently detected transits by a hot Jupiter across the disc of an active G7V star (CoRoT-Exo-2a) that can be considered as a good proxy for the Sun at an age of approximately 0.5 ...
Multisite observations of surface structures on AB Doradus in 1994 November

Collier Cameron, A; Walter, F. M; Vilhu, O; Böhm, T; Catala, C; Char, S; Clarke, F. J; Felenbok, P; Foing, B. H; Ghosh, K. K; Hao, J; Huang, L; Jackson, D. A; Janot-Pacheco, E; Jiang, S; Lagrange, A. M; Suntzeff, N; Zhai, D. S (The Royal Astronomical Society, 1999-09)

We present time-resolved optical spectroscopy and broad-band photometry of the rapidly rotating southern K0 dwarf star AB Doradus, obtained during 1994 November. The data were obtained as part of a collaboration dedicated ...

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