NGC 5331 is a pair of two interacting spiral galaxies in the constellation Virgo. They were discovered by William Herschel on May 13, 1793.
One supernova, SN 2020abir (type Ia, mag. 17.3), was discovered in NGC 5331 on 1 December 2020.Transient Name Server entry for SN 2020abir. Retrieved 24 March 2023.
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