Slide 1 COSPAR Workshop, Udaipur 2003 Active Galactic Nuclei : I Keith Arnaud NASA Goddard University of Maryland Slide 2 COSPAR Workshop, Udaipur 2003 AGN Overview o First…

Slide 1 Variability: who cares? or…. Photometric redshift for XMM-COSMOS sources M.Salvato, G. Hasinger, O. Ilbert, G. Zamorani, M.Brusa + COSMOS collaboration Salvato…

Variability: who cares? orâ¦. Photometric redshift for XMM-COSMOS sources M.Salvato, G. Hasinger, O. Ilbert, G. Zamorani, M.Brusa + COSMOS collaboration Salvato et al.…

Active Galactic Nuclei : I Keith Arnaud NASA Goddard University of Maryland COSPAR Workshop, Udaipur 2003 AGN Overview First identified as bright (blue) point-like emission…

Christopher J. Conselice (University of Nottingham) with Asa Bluck, Ruth Gruethbacher, Amanda Bauer, Fernando Buitrago (Nottingham) + others Motivation: Nearly all massive…