Eric F. Bell et al 2004 ApJ 600 L11 doi:10.1086/381388
Eric F. Bell1, Daniel H. McIntosh2, Marco Barden1, Christian Wolf3, John A. R. Caldwell4, Hans-Walter Rix1, Steven V. W. Beckwith4, Andrea Borch1, Boris Häussler1, Knud Jahnke5, Shardha Jogee4, Klaus Meisenheimer1, Chien Peng6, Sebastian F. Sanchez5, Rachel S. Somerville4 and Lutz Wisotzki5
Show affiliationsWe have used the 30' × 30' Hubble Space Telescope image mosaic from the Galaxy Evolution from Morphology and Spectral energy distributions (GEMS) project in conjunction with the COMBO-17 deep photometric redshift survey to define a sample of nearly 1500 galaxies with 0.65 ≤ z ≤ 0.75. With this sample, we can study the distribution of rest-frame V-band morphologies more than 6 Gyr ago, without differential bandpass shifting and surface brightness dimming across this narrow redshift slice. Focusing on red-sequence galaxies at z ~ 0.7, we find that 85% of their combined rest-frame V-band luminosity density comes from visually classified E/S0/Sa galaxies down to MV - 5 log h
-19.5. Similar results are obtained if automated classifiers are used. This fraction is identical to that found at the present day and is biased by less than 10% by large-scale structure and the morphology-density relation. Under the assumption that peculiar and edge-on disk galaxies are red by virtue of their dust content, we find that less than 13% of the total rest-frame V-band luminosity of the z ~ 0.7 red galaxy population is from dusty galaxies.
galaxies: elliptical and lenticular, cD; galaxies: evolution; galaxies: general; galaxies: stellar content
Issue 1 (2004 January 1)
Received 2003 August 15, accepted for publication 2003 November 14
Published 2003 December 9
Eric F. Bell et al 2004 ApJ 600 L11
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