Some clues on the tilt of the Horizontal Branches in metal-rich clusters
G. Raimondo, V. Castellani, S. Cassisi, E. Brocato, G. Piotto
Abstract
We discuss some clues on the large tilt observed in the Horizontal Branch of the metal-rich galactic globular clusters NGC 6388 and NGC 6441. This not yet understood feature is investigated from theoretical and observational sides.
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