NGC 4774
NGC 4774, also known as the Kidney Bean Galaxy, is a ring galaxy in the constellation of Canes Venatici. Its velocity with respect to the cosmic microwave background is 8581 ± 24 km/s, which corresponds to a Hubble distance of 126.56 ± 8.87 Mpc (∼413 million light-years). It was discovered by German-British astronomer William Herschel on 17 March 1787.
Supernovae
Two supernovae have been observed in NGC 4774:
- SN 2013he (type II-P, mag. 16.5) was discovered by the Italian Supernovae Search Project on 9 December 2013.
- SN 2021cjd (type II-P, mag. 20.2) was discovered by the Zwicky Transient Facility on 7 February 2021.
See also
References
- ^ "Results for object NGC 4774". NASA/IPAC Extragalactic Database. NASA and Caltech. Retrieved 29 July 2024.
- ^ Celestial Atlas entry for NGC 4744. Retrieved 29 July 2024.
- ^ Leonini, S.; Guerrini, G.; Rosi, P.; Tinjaca Ramirez, L. M.; Conti, M.; Brimacombe, J.; Tomasella, L.; Ochner, P.; Benetti, S.; Pastorello, A.; Cappellaro, E.; Elias-Rosa, N.; Turatto, M. (2013). "Supernova 2013he in NGC 4774 = PSN J12530627+364900 = PSN J12530627+3649001". Central Bureau Electronic Telegrams. 3750: 1. Bibcode:2013CBET.3750....1L.
- ^ "SN 2013he". Transient Name Server. IAU. Retrieved 14 December 2024.
- ^ "SN 2021cjd". Transient Name Server. IAU. Retrieved 14 December 2024.
External links
Media related to NGC 4774 at Wikimedia Commons- NGC 4774 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
