2 papers
astro-ph1999
Hypercat : A Database for extragalactic astronomy
Ph. Prugniel, G. Maubon
The Hypercat Database is developed at Observatoire de Lyon and is distributed on the WEB through different mirrors in Europe. The goal of Hypercat is to gather data necessary for s…
astro-ph1999
Effect of the large scale environment on the internal dynamics of early-type galaxies
G. Maubon, Ph. Prugniel
We have studied the population-density relation in very sparse environments, from poor clusters to isolated galaxies, and we find that early-type galaxies with a young stellar popu…