Looking for variable stars in galactic open clusters

Greco, Claudia ; Mowlavi, Nami ; Eyer, Laurent ; Spano, Maxime ; Varadi, Mihaly ; Burki, Gilbert

In: Proceedings of the International Astronomical Union, 2009, vol. 5, no. S264, p. 87-89

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    Summary
    A long-term project, aiming at systematic search for variable stars in Galactic Open Clusters (OCs), was started at the Geneva Observatory in 2002. We have been observing regularly a sample of twenty-seven Galactic Open Clusters in the U, B, V Geneva filters (hereafter U, B, V). The goal is to identify and to study their variable stars, as well as the connection between the variable stars in a cluster and the cluster properties. We present the status of this work in progress, and show preliminary results for one of these clusters, IC 4651