583 citations · 5.8k across the 67 of their papers we have counts for
4 papers · 2 filters
The ACS Survey of Galactic Globular Clusters. VII. Relative Ages
Antonio Marin-Franch, Antonio Aparicio, Giampaolo Piotto +13
The ACS Survey of Galactic Globular Clusters is a Hubble Space Telescope (HST) Treasury program designed to provide a new large, deep and homogeneous photometric database. Based on…
Chemical Abundances of the Leo II Dwarf Galaxy
Matthew Shetrone, Michael H. Siegel, David O. Cook +1
We use previously-published moderate-resolution spectra in combination with stellar atmosphere models to derive the first measured chemical abundance ratios in the Leo II dSph gala…
An ACS Survey of Globular Clusters V: Star Catalog for Each Cluster
Jay Anderson, Ata Sarajedini, Luigi R. Bedin +10
The ACS Survey of Globular Clusters has used HST's Wide-Field Channel to obtain uniform imaging of 65 of the nearest globular clusters to provide an extensive homogeneous dataset f…
Trimming Down the Willman 1 dSph
M. H. Siegel, M. D. Shetrone, M. Irwin
Willman 1 is a small low surface-brightness object identified in the Sloan Digital Sky Survey and tentatively classified as a very low luminosity dSph galaxy. Further study has sup…