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astro-ph2005
Systems of Galaxies in the SDSS: the fundamental plane
Eugenia Diaz, Hernan Muriel
We analyse a subsample of the galaxy groups obtained by Merchán & Zandivarez (2005) from the SDSS DR3 to study the fundamental plane and the mass to light ratio of galaxy groups. W…
astro-ph2005
2dFGRS and SDSS Galaxy Group Density Profiles
Eugenia Diaz, Ariel Zandivarez, Manuel Merchan +1
We have analysed the distribution of galaxies in groups identified in the largest redshift surveys at the present: the final release of the 2dF Galaxy Redshift Survey and the first…