Hempel, Maren; Sarajedini, Ata; Anderson, Jay; Aparicio, Antonio; Bedin, L R; Chaboyer, Brian; Majewski, S; Marin-Franch, Antonio; Milone, Antonino; Paust, Nathaniel E Q; Reid, I Neill
In this study we compare the photometric data of 34 Milky Way globular clusters, observed within the Advanced Camera for Surveys (ACS) Treasury Program (PI: A. Sarajedini) with the corresponding ground-based data, provided by the Photometric Standard Field Catalogs of Stetson. We focus on the transformation between the Hubble Space Telescope/ACS F606W to V-band and F814W to I-band only. The goal is to assess the validity of the filter transformation equations by Sirianni et al. with respect to...[Show more]
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