NGC 2020
Appearance
Emission nebula | |
---|---|
H II region | |
Observation data: J2000 epoch | |
Right ascension | 05h 44m 12.7s |
Declination | −67° 42′ 57″ |
Constellation | Doradus |
Designations | GC 1223, ESO 56-148[1] |
NGC 2020 is an HII Region surrounding a Wolf-Rayet star.[2]
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
- ^ SEDS: NGC 2020
- ^ Y.-H. Chu, K. Weis, D. R. Garnett (1999), "Physical Structure of Small Wolf-Rayet Ring Nebulae", The Astronomical Journal (in German), vol. 117, no. 3, pp. 1433–1440, arXiv:astro-ph/9812076, Bibcode:1999AJ....117.1433C, doi:10.1086/300777
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: CS1 maint: date and year (link) CS1 maint: multiple names: authors list (link) - ^ Seligman
- ^ "Cosmic Reef". HubbleSite.org. Retrieved 2020-04-26.
External links
- Media related to NGC 2020 at Wikimedia Commons