NGC 477

NGC 477
NGC 477
SDSS view of NGC 477
Observation data (J2000 epoch)
ConstellationAndromeda
Right ascension01h 21m 20.39s
Declination+40° 29′ 17.6″
Redshift0.019560 ± 0.000033
Heliocentric radial velocity5807 ± 10 km/s
Distance250 Mly
Apparent magnitude (V)13.1
Characteristics
TypeSAB(s)c
Apparent size (V)1,6′ × 1,1′
Other designations
PGC 4915, GC 268, UGC 886, MCG +07-03-032 2MASX J01212039+4029176

NGC 477 is a spiral galaxy in the constellation Andromeda.[1] It is located approximately 250 million light-years from Earth and was discovered on October 18, 1786 by astronomer William Herschel.[2][3]

One supernova has been observed in NGC 477: SN 2002jy (type Ia, mag. 16.3).[4]

See also

References

  1. ^ "Revised NGC Data for NGC 477". spider.seds.org. Retrieved 2017-10-05.
  2. ^ "New General Catalog Objects: NGC 450 - 499". cseligman.com. Retrieved 2017-10-05.
  3. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-10-05.
  4. ^ Transient Name Server entry for SN 2002jy. Retrieved 2 April 2023.


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