Substructures in WINGS clusters

Ramella, M.; Biviano, A.; Pisani, A.; Varela, J.; Bettoni, D.; Couch, W. J.; D'Onofrio, M.; Dressler, A.; Fasano, G.; Kjaergaard, P.; Moles, M.; Pignatelli, E.; Poggianti, B. M.
2007
ASTRONOMY & ASTROPHYSICS
DOI
10.1051/0004-6361:20077245
Aims. We search for and characterize substructures in the projected distribution of galaxies observed in the wide field CCD images of the 77 nearby clusters of the WIde-field Nearby Galaxy-cluster Survey ( WINGS). This sample is complete in X-ray flux in the redshift range 0.04 < z < 0.07.