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astro-ph2008
The contact binary GSC 04778-00152 with a visual companion
T. Tuvikene, T. Eenmäe, C. Sterken +1
Photometric and spectroscopic observations of the unstudied 12th-magnitude eclipsing binary GSC 04778-00152 are presented. We report the discovery of a visual companion about 1 mag…
astro-ph2008★ 51 cited
Relative distances of Omega Centauri and 47 Tucanae
G. Bono, P. B. Stetson, N. Sanna +18
We present precise optical and near-infrared ground-based photometry of two Globular Clusters (GCs): Omega Cen and 47 Tuc. These photometric catalogs are unbiased in the Red Giant…