i Horologii - radial velocity variations

The combined radial velocity variations of iota Hor vrs. orbital phase of the newly discovered planet. The planet is in front of the star near phase 0.5 and on the other side at phase 0 and 1. The maximal velocities are when the planet is approaching or receding around 0.25 and 0.75, respectively. The orbital period is 320 days.