The hottest horizontal-branch stars in ω Centauri. Late hot flasher vs. helium enrichment

Astronomy and Astrophysics

Volumn 475, Issue 2, 2007, Pages

  Moehler, S ^a   Dreizler, S ^b   Lanz, T ^c   Bono, G ^d   Sweigart, A V ^e   Calamida, A ^d   Monelli, M ^f   Nonino, M ^g  

^a EUROPEAN SOUTHERN OBSERVATORY   (Germany)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

^c UNIVERSITY OF MARYLAND   (United States)

^d INAF OSSERVATORIO ASTRONOMICO DI ROMA   (Italy)

^e NASA GODDARD SPACE FLIGHT CENTER   (United States)

^f INSTITUTO DE ASTROFÍSICA DE CANARIAS   (Spain)

^g INAF OSSERVATORIO ASTRONOMICO DI TRIESTE   (Italy)

Author keywords

Galaxy: globular clusters: individual: centauri; Stars: evolution; Stars: horizontal branch; Techniques: spectroscopic

Indexed keywords

ATMOSPHERICS; HELIUM; SPECTROSCOPIC ANALYSIS;

STARS: EVOLUTION; STARS: HORIZONTAL-BRANCH; SURFACE GRAVITIES; TECHNIQUES: SPECTROSCOPIC;

STARS;

EID: 36549002239     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361:20078509     Document Type: Article

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