General Information
In 1975 Tully & Fisher determined that it was part of the Local Group. The metallicity and the related distance estimate has been subject to discussions in the scientific literature, with varying results, however, recently, by use of the tip of the red giant branch, a distance within 10% error was achieved in 2000 and then improved to 3% in 2005.
Read more about this topic: Pegasus Dwarf Irregular Galaxy
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