Free Access

This article has an erratum: [erratum]

Fig. 1


Radial-velocity history of BD+44°493 vs. time. Blue: this work, red: Carney et al. (2003), yellow: Ito et al. (2013), and green: Starkenburg et al. (2014). Dashed line: global mean radial velocity; grey shaded areas: 1σ and 2σ regions around the global mean.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.