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Pegasus Dwarf Spheroidal Galaxy
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Pegasus Dwarf Spheroidal Galaxy : ウィキペディア英語版
Pegasus Dwarf Spheroidal Galaxy

The Pegasus Dwarf Spheroidal (also known as ''Andromeda VI'' or ''Peg dSph'' for short) is a dwarf spheroidal galaxy about 2.7 million light-years away in the constellation Pegasus. The Pegasus Dwarf is a member of the Local Group and a satellite galaxy of the Andromeda Galaxy (M31).
==General information==
Pegasus Dwarf Spheroidal is a galaxy with mainly metal-poor stellar populations. Its metallicity is () ≃ −1.3. It is located at the right ascension 23h51m46.30s and declination +24d34m57.0s in the equatorial coordinate system (epoch J2000.0), and in a distance of 820 ± 20 kpc from Earth and a distance of 294 ± 8 kpc from the Andromeda Galaxy.
Pegasus Dwarf Spheroidal was discovered in 1999 by various authors on the Second Palomar Sky Survey (POSS-II) films.〔(【引用サイトリンク】title=The Second Palomar Observatory Sky Survey (POSS II) )

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