File:NGC477_-_SDSS_DR14.jpg · Wikimedia Commons · See Wikimedia Commons
In the Vinony graph
Within Vinony's link graph, NGC 477 is referenced by 983 other articles, and connects out to list of NGC objects (1–1000), epoch and NGC 241.
It is catalogued under topics including Andromeda (constellation), Astronomical objects discovered in 1786 and Discoveries by William Herschel.
Its subject is documented across 37 Wikipedia language editions.
Key facts
- Constellation
- Andromeda
- Right ascension
- 01 21 20.39
- Declination
- +40 ° 29 ′ 17.6 ″
- Redshift
- 0.019560 ± 0.000033
- Heliocentric radial velocity
- 5807 ± 10 km/s
- Distance
- 250 Mly
- Type
- SAB(s)c
- Apparent size v
- 1,6′ × 1,1′
via Wikipedia infobox
Wikidata facts
- Instance of
- spiral galaxy
- Constellation
- Andromeda
- Distance from Earth
- 86.30
- Image
- NGC 0477 SDSS.jpg
Show 11 more facts
- catalog code
- Gaia DR2 371801029459671680
- discoverer or inventor
- William Herschel
- time of discovery or invention
- 1786-10-18
- redshift
- 0.019544
- galaxy morphological type
- SABbc
- apparent magnitude
- 12.669
- radial velocity
- 5876
- Commons category
- NGC 477
- right ascension
- 20.33475555936690
- declination
- 40.48816957986540
- epoch
- J2000.0
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 477 is a spiral galaxy in the constellation Andromeda. It is located approximately 250 million light-years from Earth and was discovered on October 18, 1786 by astronomer William Herschel.
One supernova has been observed in NGC 477: SN 2002jy (type Ia, mag. 16.3).
Excerpted from Wikipedia’s “NGC 477” article, available under the CC BY-SA 4.0 licence.