Article
ASTRONOMY & ASTROPHYSICS  (2007)

The peculiar horizontal branch morphology of the Galactic globular clusters NGC 6388 and NGC 6441: new insights from UV observations

Busso, G.; Cassisi, S; Piotto, G; Castellani, M.; Romaniello M.; Catelan, M.; Djorgovski, SG; Recio Blanco A.; Renzini, A; Rich, MR; Sweigart, AV; Zoccali, M

Keywords: stars : horizontal-branch, chemical-composition, rr-lyrae variables, omega-centauri, bolometric corrections, ultraviolet : stars, blue hook stars, stellar evolution database, globular clusters : individual : ngc 6388 globular clusters : individual : ngc 6441, hot flasher scenario, na-o anticorrelation, double main-sequence, spectroscopic analyses