NGC 873


NGC 873 is a peculiar spiral galaxy in the constellation of Cetus. 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 27 November 1785.
NGC 873 has a possible active galactic nucleus, 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 835 group

NGC 873 is a member of the NGC 835 galaxy group. The other galaxies in the group are NGC 833, NGC 835, NGC 838, NGC 839, NGC 848, and UGCA 23.

Supernova

One supernova has been observed in NGC 873:SN 2022xjk was discovered by the Zwicky Transient Facility on 12 October 2022.