(1) European Southern Observatory, Casilla 19001, Vitacura 19, Santiago, Chile;(2) Institut d’Astrophysique de Paris, 98bis Boulevard Arago, 75014 Paris, France;(3) CEA, DSM/DAPNIA, Centre d’études de Saclay, 91191 Gif-sur-Yvette, France
Abstract:
More than 10 years of microlensing survey observations by the EROS Collaboration have monitored several million stars, amongst them several thousand eclipsing binary stars. In this poster we present some of the difficulties and rewards of the study of this immense database.Based on observations made at ESO by the EROS collaboration