1998/11/06 by Klaus Jaeger, Jaeger, Klaus, Klaus J. Fricke +3
Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #astro-ph
paper · pdf · doi:10.48550/arxiv.astro-ph/9811101
2 pages (LaTeX, uses paspconf.sty), 2 figures (Postscript). To appear in the Proceedings (PASP conf.ser.) of the "Bl Lac Phenomenon" Conference, held in Turku, 1998 - June 22-26 - ed. Leo Takalo
arxiv created 1998/11/06 · arxiv updated 2009/12/01
A preliminary analysis of fields around 20 mainly radio-quiet QSOs (RQQs) at intermediate redshift is summarized. We find overdensities of faint sources around 50% of our observed QSOs suggesting that they are located in groups or even clusters of galaxies.