Anomalous Evolution of the Dwarf Galaxy HIPASS J1321-31

Preprint, Article English OPEN
Pritzl, BJ; Knezek, PM; Gallagher, JS; Grossi, M; Disney, MJ; Minchin, RF; Freeman, KC; Tolstoy, E; Saha, A;
  • Related identifiers: doi: 10.1086/379157
  • Subject: galaxies : individual (HIPASS J1321-31) | DISTANCES | Astrophysics | STAR-FORMATION HISTORY | LEO-A | WFPC2 | SEXTANS | CENTAURUS | LOCAL GROUP | FIELD | galaxies : stellar content | THEORETICAL ISOCHRONES | TELESCOPE | galaxies : dwarf
    arxiv: Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Galaxy Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

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 ... View more
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