An extreme EXO: a type 2 QSO atz = 1.87

2008/10/01 by A. Del Moro, M. G. Watson, S. Mateos +6 · 11 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysical Phenomena and Observations #Emission spectrum #Flux (metallurgy) #Galaxies: Formation, Evolution, Phenomena #Luminosity #Quasar #Sample (material) #Type (biology) #astro-ph

paper · pdf · doi:10.1051/0004-6361:200809665

published in Astronomy and Astrophysics 493(2), 445-451 (EDP Sciences) · 7 pages, 5 figures. Accepted for publication in A&A

openalex publication_date 2008/10/01 · arxiv created 2008/10/02 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Aims. We aim to understand the multi-wavelength properties of 2XMM J123204+215255, the source with the most extreme X-ray-to-optical flux ratio amongst a sample of bright X-ray selected EXOs drawn from a cross-correlation of the 2XMMp catalogue with the SDSS-DR5 catalogue.

Citations

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