Skip navigation
Skip navigation

Anomalous Evolution of the Dwarf Galaxy HIPASS J1321-31

Pritzl, Barton J; Knezek, Patricia M; Gallagher, John S; Grossi, Marco; Disney, Mike J; Minchin, R F; Freeman, Kenneth; Tolstoy, Eline; Saha, Abhijit

Description

We present Hubble Space Telescope/WFPC2 observations of the dwarf galaxy HIPASS J1321 - 31. This unusual galaxy lies in the direction of the Centaurus A group of galaxies and has a color-magnitude diagram with a distinctive red plume of luminous stars. This feature could arise from (1) a red giant branch if the galaxy were much nearer than previously recognized, (2) a peculiar asymptotic giant branch, or (3) an ∼1 Gyr old population of intermediate-mass red supergiants, which we find to be the...[Show more]

CollectionsANU Research Publications
Date published: 2003
Type: Journal article
URI: http://hdl.handle.net/1885/87080
Source: Astrophysical Journal, The
DOI: 10.1086/379157

Download

File Description SizeFormat Image
01_Pritzl_Anomalous_Evolution_of_the_2003.pdf197.47 kBAdobe PDF    Request a copy


Items in Open Research are protected by copyright, with all rights reserved, unless otherwise indicated.

Updated:  20 July 2017/ Responsible Officer:  University Librarian/ Page Contact:  Library Systems & Web Coordinator