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astro-ph2003
Why Hot Horizontal Branch Stars Can Appear Redder Than Red Giants
Y. Momany, S. Cassisi, G. Piotto +4
In this paper we report on a curious feature in the V, (U-B) color-magnitude diagrams of globular clusters. In our database, we find that a considerable fraction of blue horizontal…
astro-ph2003
V, J, H and K Imaging of the Metal Rich Globular Cluster NGC 6528
Y. Momany, S. Ortolani, E. V. Held +6
New near-infrared observations of NGC6528 are presented. The JHK observations complement a previous HST/NICMOS data set by Ortolani et al. (2001), in that they sample a larger area…