Centaurus A: Morphology and kinematics of the HI disk

2); 2) ((1) ASTRON; (2) Kapteyn Astronomical Institute); Christian Struve (1; Raffaella Morganti (1; Tom A. Oosterloo (1

arxiv: 0712.1900 · v1 · submitted 2007-12-12 · 🌌 astro-ph

Centaurus A: Morphology and kinematics of the HI disk

Christian Struve (1 , 2) , Raffaella Morganti (1 , Tom A. Oosterloo (1 , 2) ((1) ASTRON , (2) Kapteyn Astronomical Institute) This is my paper

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keywords absorptioncentaurusdiskatcablueshiftedbroadercomponentdescribed

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We 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.

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Centaurus A: Morphology and kinematics of the HI disk

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