Some clues on the tilt of the Horizontal Branches in metal-rich clusters

2002/09/27 by G. Raimondo, Gabriella Raimondo, Raimondo, G. +8
Engineering · Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #Material Science and Thermodynamics #astro-ph

paper · pdf · doi:10.48550/arxiv.astro-ph/0209574

2 pages, incl. 1 figure, uses newpasp.sty, to be published in ``New Horizons in Globular Cluster Astronomy'', ASP Conference Series, 2002; Eds.: G. Piotto, G. Meylan, G. Djorgowski and M. Riello

arxiv created 2002/09/27 · openalex publication_date 2002/09/27 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

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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