3 papers
astro-ph2004
Strong Lensing Analysis of A1689 from Deep Advanced Camera Images
Tom Broadhurst, Narciso Benitez, Dan Coe +6
We analyse deep multi-colour Advanced Camera images of the largest known gravitational lens, A1689. Radial and tangential arcs delineate the critical curves in unprecedented detail…
astro-ph2000
Stromgren Photometry from z=0 to z~1. The Method
Susanna Steindling, Noah Brosch, Karl Rakos
We use rest-frame Stromgren photometry to observe clusters of galaxies in a self-consistent manner from z=0 to z=0.8. Stromgren photometry of galaxies is an efficient compromise be…
astro-ph2000
Cluster Populations in A115 and A2283
Karl D. Rakos, James M. Schombert, Andrew P. Odell +1
This paper presents four color narrow-band photometry of clusters A115 () and A2283 () in order to follow the star formation history of various galaxy types. Alth…