NEW DENSITY PROFILE AND STRUCTURAL PARAMETERS OF THE COMPLEX STELLAR SYSTEM TERZAN 5Based on observations collected at the European Southern Observatory, Cerro Paranal (during the Science Demonstration of MAD) and La Silla (under proposal 278.D-5067), Chile. Also based on observations with the NASA/ESA HST, obtained at the Space Telescope Science Institute, which is operated by AURA, Inc., under NASA contract NAS5-26555.

ASTROPHYSICAL JOURNAL, no. 2 (2010): 653-657

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Terzan 5 is a globular cluster-like stellar system in the Galactic bulge which has been recently found to harbor two stellar populations with different iron content and probably different ages. This discovery suggests that Terzan 5 may be the relic of a primordial building block that contributed to the formation of the Galactic bulge. Her...更多

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