NGC5020 is a barred spiral galaxy in the constellation of Virgo. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . It was discovered by German-British astronomer William Herschel on 12 April 1784.
NGC 5020 is an active galaxy nucleus candidate, i.e. it has a compact region at the center of a galaxy that emits a significant amount of energy across the electromagnetic spectrum, with characteristics indicating that this luminosity is not produced by the stars.
NGC 5020 group According to A.M. Garcia, NGC 5020 is the largest and brightest galaxy in a group of galaxies that bears its name, the NGC 5020 group (also known as LGG 335). The other two galaxies in the group are and .
Supernovae Two supernovae have been observed in NGC 5020: SN1991J (TypeII, mag. 17) was discovered by Jean Mueller on 19 February 1991. SN2015D (TypeII-P, mag. 17.5) was discovered by Zhangwei Jin and Xing Gao on 18 January 2015.
See also List of NGC objects (5001–6000)
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