NGC 474

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

Coordinates: Sky map 01h 20m 06.7s, +03° 24′ 58″

NGC 474
NGC 474 Hubble WikiSky.jpg
Observation data (J2000[1] epoch)
ConstellationPisces[2]
Right ascension 01h 20m 06.7s[1]
Declination+03° 24′ 58″[1]
Redshift0.007755[1]
Helio radial velocity2325 km/s ±7 km/s[1]
Galactocentric velocity2398 km/s ±7 km/s[1]
Distance~100 Mly (~31 Mpc)[2]
Characteristics
TypeS0[3]
Size250,000 ly (diameter)[4]
Other designations
Arp 227, MCG 0-4-85, PGC 4801, UGC 864, ZWG 385.71[3]
See also: Galaxy, List of galaxies

NGC 474 is an elliptical galaxy about 100 million light years distant in the constellation Pisces. This large galaxy is known to possess tidal tails, although their origins remain unknown.[2]

Supernova[edit]

In July 2017 a Type Ia supernova designated SN 2017fgc was discovered in NGC 474.[5] It was located a considerable distance from the galactic nucleus.[6]

Gallery[edit]

Further reading[edit]

References[edit]

  1. ^ a b c d e f "NED results for object NGC 0474*". NASA/IPAC Extragalactic Database. Retrieved 2011-02-26.
  2. ^ a b c Schirmer, Mischa. "NGC 474". Archived from the original on 2011-06-29. Retrieved 2011-02-26.
  3. ^ a b "Revised NGC Data for NGC 474". The Interactive NGC Catalog Online. Retrieved 2011-02-26.
  4. ^ "Galaxy NGC 474". NASA Astronomy Picture of the Day. Retrieved 2018-02-07.
  5. ^ "SN 2017 fgc". Transient Name Server. Retrieved 9 February 2018.
  6. ^ King, Bob (2017-07-26). "Sky Surprises: New Comet ASASSN1, Nova in Scutum, and Supernova in Pisces!". Sky & Telescope.

External links[edit]