Fig. 6 from The FIRST Bright Quasar Survey. II. 60 Nights and 1200 Spectra Later

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The FIRST Bright Quasar Survey. II. 60 Nights and 1200 Spectra Later

Authors: Richard L. White, Robert H. Becker, Michael D. Gregg, Sally A. Laurent-Muehleisen, Michael S. Brotherton, Chris D. Impey, Catherine E. Petry, Craig B. Foltz, Frederic H. Chaffee, Gordon T. Richards, William R. Oegerle, David J. Helfand, Richard G. McMahon, and Juan E. Cabanela

White et al. 2000 The Astrophysical Journal Supplement Series 126 133.

Provider: AAS Journals

Caption: Fig. 6.

Optical color vs. redshift for FBQS quasars. At ﹩z> 3﹩ the colors of the quasars begin to redden, so that high‐z quasars may be lost from the FBQS sample because of the color cut at O−﹩E\leq 2﹩ (Hook et al. 1995).

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