Astron. Astrophys. Suppl. Ser. 136, 307-312

An astrometric catalogue for the area of Coma Berenices

C. Abad¹ and B. Vicente²

Send offprint request: C. Abad

1 - Centro de Investigaciones de Astronomía CIDA, 5101-A Mérida, Venezuela
2 - Grupo de Mecánica Espacial, Departamento de Física Teórica, Universidad de Zaragoza, 50006 Zaragoza, Spain

Received September 25, 1998; accepted January 14, 1999

Abstract:

A catalogue of stellar positions and proper motions down to the 14th photographic magnitude in the area of the open cluster in Coma Berenices is compiled from data of 12 different sources. The accuracy of the proper motion data is comparable to that of the Hipparcos Catalogue.

Key words: astrometry -- catalogues -- methods: data analysis -- open clusters: coma cluster