NGC 2020

NGC 2020 is an HII Region surrounding a Wolf-Rayet star.[2]

NGC 2020
Emission nebula
H II region
Left NGC 2020 (blue) and right (red) NGC 2014, photo by Hubble Space Telescope
Credit: NASA, ESA, and STScI
Observation data: J2000 epoch
Right ascension05h 44m 12.7s
Declination−67° 42 57
ConstellationDoradus
DesignationsGC 1223, ESO 56-148[1]

The nebula was discovered on 30 December 1836 by John Herschel.[3] Together with NGC 2014 it makes up what is called the Cosmic Reef.[4]

References

  1. SEDS: NGC 2020
  2. Y.-H. Chu, K. Weis, D. R. Garnett (1999), "Physical Structure of Small Wolf-Rayet Ring Nebulae", The Astronomical Journal (in German), 117 (3), pp. 1433–1440, arXiv:astro-ph/9812076, Bibcode:1999AJ....117.1433C, doi:10.1086/300777CS1 maint: multiple names: authors list (link) CS1 maint: date and year (link)
  3. Seligman
  4. "Cosmic Reef". HubbleSite.org. Retrieved 2020-04-26.
  • Media related to NGC 2020 at Wikimedia Commons


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