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NGC 477
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| NGC 477 | |
|---|---|
 SDSS view of NGC 477 | |
| Observation data (J2000 epoch) | |
| Constellation | Andromeda |
| Right ascension | 01h 21m 20.39s |
| Declination | +40° 29′ 17.6″ |
| Redshift | 0.019560 ± 0.000033 |
| Heliocentric radial velocity | 5807 ± 10 km/s |
| Distance | 250 Mly |
| Apparent magnitude (V) | 13.1 |
| Characteristics | |
| Type | SAB(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
[edit]References
[edit]- ^ "Revised NGC Data for NGC 477". spider.seds.org. Retrieved 2017-10-05.
- ^ "New General Catalog Objects: NGC 450 - 499". cseligman.com. Retrieved 2017-10-05.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-10-05.
- ^ Transient Name Server entry for SN 2002jy. Retrieved 2 April 2023.
External links
[edit]
Media related to NGC 477 at Wikimedia Commons- NGC 477 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
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