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astro-ph1999
Deep Lyman alpha imaging of radio galaxy 1138-262 at redshift 2.2
J. D. Kurk, H. J. A. Roettgering, L. Pentericci +1
Observations of the powerful radio galaxy 1138-262 at z=2.2 suggest that this galaxy is a massive galaxy in the center of a forming cluster. We have imaged the field of 1138-262 wi…
astro-ph1999
Extremely Red Galaxies
Paola Andreani, Andrea Cimatti, Huub Roettgering +1
Preliminary results of a project aiming at unveiling the nature of the extremely red galaxies (ERGs) (objects with colours R-K>6 and I-K>5) found in deep optical-NIR surveys are pr…