The Dwarf Spheroidal Companions to M31: WFPC2 Observations of Andromeda III

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Da Costa, G. S.; Armandroff, T. E.; Caldwell, Nelson;
(2002)
  • Related identifiers: doi: 10.1086/340965
  • Subject: Astrophysics
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

The Hubble Space Telescope WFPC2 camera has been used to image Andromeda III, a dwarf spheroidal companion (dSph) to M31. The resulting color-magnitude (c-m) diagrams reveal the morphology of the horizontal branch (HB) in this dwarf galaxy. We find that like Andromeda I... View more
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