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Astron. Astrophys. 341, 912-917 (1999) AcknowledgementsWe thank Dr Jean Manfroid (University of Liege) for the provision of computer programmes which were used for the photometric reduction and Dr O. Hainaut (ESO Santiago) for a critical review of the manuscript. This work was granted with travel funds for the observing runs by the Deutsche Forschungsgemeinschaft DFG. ![]() ![]() ![]() ![]() © European Southern Observatory (ESO) 1999 Online publication: December 16, 1998 ![]() |