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Extensions around z = 2 QSOs

1995/05/10 by I. Aretxaga, B. J. Boyle, R. Terlevich +1 · 10 citations
Physics and Astronomy · #Astronomy #Astronomy and Astrophysical Research #Astrophysics #Galaxies: Formation, Evolution, Phenomena #Galaxy #Luminosity #Luminous infrared galaxy #Physics #QSOS #Quasar #Redshift #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1093/mnras/275.1.l27

published in Monthly Notices of the Royal Astronomical Society 275(1), L27-L32 (Oxford University Press) · uuencoded compressed postscript. The preprint is also available at http://www.ast.cam.ac.uk/preprint/PrePrint.html

arxiv created 1995/05/10 · openalex publication_date 1995/07/01 · arxiv updated 2016/06/08 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Based on an R-band imaging survey of six high-redshift (z~2) and high-luminosity (MB≲–28 mag) QSOs, we report the detection of extensions in two radio-quiet and one radio-loud QSO. The extensions are most likely due to the host galaxies of these QSOs, with luminosities of at least 3–7 per cent of the QSO luminosity. The most likely values for the luminosities of the host galaxies lie in the range 6–18 per cent of the QSO luminosities.

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