NGC 4774 explained

NGC 4774
Constellation Name:Canes Venatici
Epoch:J2000
Type:RING?[1]
Dist Ly:NaNMpc
Z:0.027823
H Radial V:8341 ± 17 km/s
Appmag V:14.3
Size V:0.6' x 0.4'
Size:~22.93kpc (estimated)

NGC 4774, also known as the Kidney Bean Galaxy,[2] 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.

Two supernovae have been observed in NGC 4774: SN 2013he (type II-P, mag. 16.5),[3] and SN 2021cjd (type II-P, mag. 20.2).[4]

See also

Notes and References

  1. Web site: NASA/IPAC Extragalactic Database . Results for NGC 4774 . 29 July 2024.
  2. https://cseligman.com/text/atlas/ngc47a.htm#4774 Celestial Atlas entry for NGC 4744.
  3. https://www.wis-tns.org/object/2013he Transient Name Server entry for SN 2013he.
  4. https://www.wis-tns.org/object/2021cjd Transient Name Server entry for SN 2021cjd.