A Census of Baryons and Dark Matter in an Isolated, Milky Way Sized Elliptical Galaxy

We present a study of the dark and luminous matter in the isolated elliptical galaxy NGC 720, based on deep X-ray observations made with the Chandra and Suzaku observatories. The gas properties are reliably measured almost to R 2500, allowing us to place good constraints on the enclosed mass and bar...

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Bibliographic Details
Main Authors: Humphrey, Philip J., Buote, David A., Canizares, Claude R., Fabian, Andrew C., Miller, Jon M.
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:en_US
Published: IOP Publishing 2012
Online Access:http://hdl.handle.net/1721.1/72093
https://orcid.org/0000-0002-5769-8441