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The Redshift Distribution of Giant Arcs in the Sloan Giant Arcs Survey
The Redshift Distribution Giant Arcs the Sloan Giant Arcs Survey
2011/1/13
We measure the redshift distribution of a sample of 28 giant arcs discovered as a part of the Sloan Giant Arcs Survey (SGAS). Gemini/GMOS-North spectroscopy provides precise redshifts for 24 arcs, and...
Two Lensed z~3 Lyman Break Galaxies Discovered in the SDSS Giant Arcs Survey
galaxies formation galaxies high-redshift gravitational lensing cosmology early universe
2010/3/9
We report the discovery of two strongly-lensed z ~ 3 Lyman Break Galaxies (LBGs) discovered as u-band dropouts as part of the SDSS Giant Arcs Survey (SGAS). The first, SGAS J122651.3+215220 at z = 2.9...