NGC 682

NGC 682
The lenticular galaxy NGC 682.
Observation data (J2000 epoch)
ConstellationCetus
Right ascension01h 40m 04.6s[1]
Declination−14° 58′ 29.4″[1]
Redshift0.018686[1]
Heliocentric radial velocity5602 ± 19 km/s[1]
Distance256.8 ± 18.0 Mly (78.73 ± 5.53 Mpc)[1]
Apparent magnitude (V)13.4[1]
Characteristics
TypeSA0-[1]
Size~92,600 ly (28.38 kpc) (estimated)[1]
Apparent size (V)1.4' x 1.1'[1]
Other designations
2MASX J01490460-1458295, MCG -03-05-022, PGC 6663[1]

NGC 682 is a lenticular galaxy in the constellation of Cetus. Its velocity with respect to the cosmic microwave background is 5,338 ± 26 km/s, which corresponds to a Hubble distance of 78.7 ± 5.5 Mpc (∼257 million light-years).[1] It was discovered by German-British astronomer William Herschel on 30 December 1785.[2]

One supernova has been observed in NGC 682: SN 2023xtg (type Ia, mag. 18.1).[3]

  1. ^ a b c d e f g h i j k "NASA/IPAC Extragalactic Database". Results for NGC 682. Retrieved 20 July 2024.
  2. ^ "New General Catalog Objects: NGC 650 - 699". cseligman.com. Retrieved 2024-07-21.
  3. ^ Transient Name Server entry for SN 2023xtg. Retrieved 20 July 2024.