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HUBBLE SPACE TELESCOPE OBSERVATIONS OF AN OUTER FIELD IN OMEGA CENTAURI: A DEFINITIVE HELIUM ABUNDANCE
King, I. R., Bedin, L. R., Cassisi, S., Milone, A. P., Bellini, A., Piotto, G., Anderson, J., Pietrinferni, A., Cordier, D.Volume:
144
Language:
english
Journal:
The Astronomical Journal
DOI:
10.1088/0004-6256/144/1/5
Date:
July, 2012
File:
PDF, 119 KB
english, 2012