To install click the Add extension button. That's it.

The source code for the WIKI 2 extension is being checked by specialists of the Mozilla Foundation, Google, and Apple. You could also do it yourself at any point in time.

4,5
Kelly Slayton
Congratulations on this excellent venture… what a great idea!
Alexander Grigorievskiy
I use WIKI 2 every day and almost forgot how the original Wikipedia looks like.
What we do. Every page goes through several hundred of perfecting techniques; in live mode. Quite the same Wikipedia. Just better.
.
Leo
Newton
Brights
Milds

From Wikipedia, the free encyclopedia

NGC 491
Hubble image of NGC 491 showing its spiral arms.
Observation data (J2000 epoch)
ConstellationSculptor
Right ascension01h 21m 20.4s[1]
Declination−34° 03′ 48″[1]
Redshift0.012902/3868 km/s[1]
Distance161 million ly
Apparent magnitude (V)13.21[1]
Characteristics
TypeSB(rs)b [1]
Apparent size (V)1.4' x 1.0'[1]
Other designations
ESO 352-53, IRAS 01190-3419, MCG -6-4-11, PGC 4914, GC 279[1]

NGC 491 is a barred spiral galaxy located about 161 million light-years away from Earth, in the constellation Sculptor.[2][3] NGC 491 was discovered by astronomer John Herschel on September 25, 1834.[4]

YouTube Encyclopedic

  • 1/5
    Views:
    770
    557
    535
    516
    503
  • NGC 2442, Galaxy in Volans #shorts
  • Cosmic Birds: Deep Space Objects Named After Avians
  • Amazing New Images of the Universe by James Webb Space Telescope, As Never Seen Before
  • Monoceros Constellation | Astronomy #shorts #trending #short #education #astronomy #youtubeshorts
  • Imaging the Wizard Nebula (NGC7380) under a full moon from my Home Observatory. Will it turn out?

Transcription

See also

References

  1. ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 0491. Retrieved 2017-06-04.
  2. ^ Rojas, Sebastián García. "Galaxy NGC 491 - Galaxy in Sculptor Constellation · Deep Sky Objects Browser". DSO Browser. Archived from the original on 2017-10-02. Retrieved 2017-06-04.
  3. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-06-04.
  4. ^ "New General Catalog Objects: NGC 450 - 499". cseligman.com. Retrieved 2017-06-04.

External links


This page was last edited on 28 November 2023, at 11:11
Basis of this page is in Wikipedia. Text is available under the CC BY-SA 3.0 Unported License. Non-text media are available under their specified licenses. Wikipedia® is a registered trademark of the Wikimedia Foundation, Inc. WIKI 2 is an independent company and has no affiliation with Wikimedia Foundation.