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Fig. 4

image

Radial velocity curve (top) and residuals (middle) of HD 17674. ELODIE data shown in red, SOPHIE in orange, and SOPHIE+ in purple. The region in pink indicates the Gaia observation dates for DR1. Generalized Lomb-Scargle (GLS) periodogram (bottom) of the radial velocities after subtraction of the planetary orbit. False alarm probability lines are plotted for 50%, 10%, and 1%.

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