NGC 2297 is an intermediate spiral galaxy in the constellation of Pictor. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . It was discovered by British astronomer John Herschel on 31 January 1835.
HDC 415 group NGC 2297 is a member of a small group of galaxies known as [CHM2007] HDC 415. The other four galaxies in the group are NGC 2305, , , and LEDA 326726.
Supernovae Two supernovae have been observed in NGC 2297: SN 2017ixh (TypeIc, mag. 17) was discovered by Patrick Pearl as part of the Backyard Observatory Supernova Search (BOSS) on 15 December 2017. SN 2025yii (TypeIa, mag. 19.259) was discovered by ATLAS on 23 September 2025.
See also List of NGC objects (2001–3000)
References
External links