On a New Parameter to Estimate the Helium Content in Old Stellar Systems

Author

TROISI, F¹ ; BONO, G^{1 2} ; CALAMIDA, A² ; CAPUTO, F^{1 2} ; CORSI, C. E² ; DALL'ORA, M¹⁰ ; KUNDER, A¹¹ ; MONELLI, M¹² ; NONINO, M¹³ ; PIERSIMONI, A. M⁷ ; PULONE, L² ; ROMANIELLO, M¹⁴ ; STETSON, P. B^{3 4 5 6} ; WALKER, A. R¹¹ ; ZOCCALI, M¹⁵ ; PIETRINFERNI, A⁷ ; WEISS, A⁸ ; FABRIZIO, M¹ ; FERRARO, I² ; DI CECCO, A⁹ ; IANNICOLA, G² ; BUONANNO, R^{1 9}
[1] Dipartimento di Fisica, Universita di Roma Tor Vergata, via della Ricerca Scientifica 1, 00133 Rome, Italy
[2] INAF―Osservatorio Astronomico di Roma, via Frascati 33, 00040 Monte Porzio Catone, Rome, Italy
[3] Dominion Astrophysical Observatory, Herzberg Institute of Astrophysics, National Research Council, 5071 West Saanich Road, Victoria, BC V9E 2E7, Canada
[4] Kitt Peak National Observatory, National Optical Astronomy Observatory, United States
[5] Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, United States
[6] Canada-France-Hawaii Telescope operated by the National Research Council of Canada, Canada
[7] INAF-Osservatorio Astronomico di Collurania, Via M. Maggini, 64100 Teramo, Italy
[8] Max-Planck-Institut fur Astrophysik, Karl-Schwarzschild-Strasse 1, 85748 Garching, Germany
[9] Agenzia Spaziale Italiana-Science Data Center, ASDC c/o ESRIN, via G. Galilei, 00044 Frascati, Italy
[10] INAF-Osservatorio Astronomico di Capodimonte, via Moiariello 16, 80131 Napoli, Italy
[11] Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, Casilla 603, La Serena, Chile
[12] Instituto de Astrofisica de Canarias, Calle Via Lactea, 38200 La Laguna, Tenerife, Spain
[13] INAF-Osservatorio Astronomico di Trieste, via G.B. Tiepolo 11, 40131 Trieste, Italy
[14] European Southern Observatory, Karl-Schwarzschild-Strasse 2, 85748 Garching bei Munchen, Germany
[15] Departamento Astronamía y Astrofísica, Pontificia Universidad Católica de Chile, Avenue Vicuna Mackenna 4860, Santiago, Chile

Source

Publications of the Astronomical Society of the Pacific. 2011, Vol 123, Num 906, pp 879-891, 13 p ; ref : 1 p.1/4

CODEN

PASPAU

ISSN

0004-6280

Scientific domain

Astronomy earth cosmic environment

Publisher

University of Chicago Press, Chicago, IL

Publication country

United States

Document type

Article

Language

English

Keyword (fr)

Système stellaire

Keyword (en)

Stellar systems

Classification

Pascal

001 Exact sciences and technology / 001E Earth, ocean, space / 001E03 Astronomy

Discipline

Astronomy

Origin

Inist-CNRS

Database

PASCAL

INIST identifier

24429051

Sauf mention contraire ci-dessus, le contenu de cette notice bibliographique peut être utilisé dans le cadre d’une licence CC BY 4.0 Inist-CNRS / Unless otherwise stated above, the content of this bibliographic record may be used under a CC BY 4.0 licence by Inist-CNRS / A menos que se haya señalado antes, el contenido de este registro bibliográfico puede ser utilizado al amparo de una licencia CC BY 4.0 Inist-CNRS