
Color But redshift as well as temperature affects the color of a galaxy? Resdshift : 1+z=lo/le 8
Where shall we get our AGN? • “The UV Properties of SDSS-Selected Quasars” by Trammel et al., 2007 (AJ, 133, 1780) provides the UV data • There are 479 sources between at 0.1 < z < 0.5 • All the sources are in the WISE survey provides the IR data