HIGH-VELOCITY CLOUDS IN THE NEARBY SPIRAL GALAXY M 83

We present deep H I 21 cm and optical observations of the face-on spiral galaxy M 83 obtained as part of a project to search for high-velocity clouds (HVCs) in nearby galaxies. Anomalous-velocity neutral gas is detected toward M 83, with 5.6 × 107 M ☉ of H I contained in a disk rotating 40-50 km s–1...

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Bibliographic Details
Main Authors: Bregman, Joel N., Wakker, Bart P., Miller, Eric D
Other Authors: MIT Kavli Institute for Astrophysics and Space Research
Format: Article
Language:en_US
Published: Institute of Physics/American Astronomical Society 2015
Online Access:http://hdl.handle.net/1721.1/95902