3 papers
astro-ph2001
Searching for Clusters of Galaxies with SUMSS
H. J. Buttery, G. Cotter, R. W. Hunstead +1
Statistical overdensities of radio sources in the NRAO VLA Sky Survey (NVSS) catalogue have proven to be signposts to high-redshift clusters of galaxies. A similar search for overd…
astro-ph1999
Completeness and confusion in the identification of Lyman-break galaxies
Garret Cotter, Toby Haynes, Joanne C. Baker +2
We have carried out a study to simulate distant clusters of galaxies in deep ground-based optical images. We find that when model galaxies are added to deep images obtained with th…
astro-ph1998
Deep multicolour imaging of the field towards the quasar pair PC1643+463 A&B
Garret Cotter, Toby Haynes
We present the first results of a deep imaging programme to identify the system responsible for the Cosmic Microwave Background decrement in the field towards the z = 3.8 quasar pa…