NGC 2009
From Wikipedia, the free encyclopedia
Star cluster in the Dorado constellation
| NGC 2009 | |
|---|---|
| The open cluster NGC 2009 | |
| Observation data (J2000 epoch) | |
| Right ascension | 05h 30m 48s |
| Declination | −69° 09′ 49″ |
| Distance | 160,000 ly (49,000 pc) |
| Apparent magnitude (V) | 11[1] |
| Physical characteristics | |
| Associations | |
| Constellation | Dorado |
| See also: Open cluster, List of open clusters | |
NGC 2009 (also known as ESO 56-140) is a small open cluster located in the Dorado constellation. It was discovered by British astronomer John Herschel on November 3, 1834 with a visual magnitude of 11.02, being visible with a telescope having an aperture of 6 inches (150mm) or more.[2] It is located in the Large Magellanic Cloud and is estimated to be between 45 and 50 light years across.[3]
References
[edit ]- ^ a b Tadross, A. L. (2011). "A catalog of 120 NGC open star clusters". Journal of the Korean Astronomical Society. 44 (1). arXiv:1108.2134 . doi:10.5303/JKAS.2011441.1.
- ^ "NGC 2009 - Open Cluster in Dorado | TheSkyLive.com". theskylive.com. Retrieved 2025年04月28日.
- ^ "New General Catalog Objects: NGC 2000 - 2049". cseligman.com. Retrieved 2025年04月28日.
- ^ Seligman, Courtney. "NGC 7093". Celestial Atlas. Retrieved 2014年08月30日.
Retrieved from "https://en.wikipedia.org/w/index.php?title=NGC_2009&oldid=1358679762"