2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/144080We present first results of new ATCA HI emission and absorption observations of Centaurus A. The large-scale disk is described via a tilted-ring model. A broader redshifted absorption than previously known as well as a blueshifted absorption component against the nucleus is found.2 pages, 1 figure. To appear in the proceedings of "Formation and Evolution of Galaxy Disks", Rome 1-5 October 2007. Editors Jose G. Funes, S.J. and Enrico M. CorsiniAstrophysicstext