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EntityQ737930· pop 36· linked from 957 articles

barred spiral galaxy in the constellation Cetus

Key facts

Constellation
Cetus
Right ascension
01 22 23.76
Declination
−00 ° 52 ′ 30.75 ″
Heliocentric radial velocity
8141 ± 3 km/s
Distance
336 M ly
Type
SBbc
Apparent size v
2.03 x 0.79

via Wikipedia infobox

Wikidata facts

Instance of
spiral galaxy
Constellation
Cetus
Distance from Earth
85.61
Image
NGC497 - SDSS DR14.jpg
Show 11 more facts
galaxy morphological type
4
catalog code
Gaia DR2 2533533660959923456
discoverer or inventor
Édouard Stephan
time of discovery or invention
1882-11-06
redshift
0.026922
apparent magnitude
12.127
Commons category
NGC 497
right ascension
20.59906872056770
declination
-0.87521286695820
radial velocity
8020
epoch
J2000.0
Sources (1)

via Wikidata · CC0

~1 min read

Encyclopedic overview

NGC 497 is a barred spiral galaxy approximately 336 million light-years away from Earth in the constellation of Cetus. It was discovered by French astronomer Édouard Stephan on November 6, 1882.

NGC 497 was imaged by Halton Arp and included in his Atlas of Peculiar Galaxies as Arp 8, under the category of 'split arm' galaxies.

Excerpted from Wikipedia’s “Q737930” article, available under the CC BY-SA 4.0 licence.