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Four new planets orbiting somewhat metal-enriched stars
C. G. Tinney, R. Paul Butler, Geoffrey W. Marcy +5
We report the detection of four new extra-solar planets from the Anglo-Australian Planet Search orbiting the somewhat metal-enriched stars HD73526, HD76700, HD30177 and HD2039. The…
On the Double Planet System Around HD 83443
R. Paul Butler, Geoffrey W. Marcy, Steven S. Vogt +6
The Geneva group has reported two Saturn-mass planets orbiting HD 83443 (K0V) with periods of 2.98 and 29.8 d. The two planets have raised interest in their dynamics because of the…
Constraining the difference in convective blueshift between the components of alpha Cen with precise radial velocities
D. Pourbaix, D. Nidever, C. McCarthy +12
New radial velocities of alpha Cen A & B obtained in the framework the Anglo-Australian Planet Search programme as well as in the CORALIE programme are added to those by Endl et al…