NGC 5979 is a planetary nebula in the constellation Triangulum Australe. It was discovered by John Herschel on April 24, 1835.[2] The central star of the planetary nebula is an O-type star with a spectral type of O(H)3-4.[3]

References

  1. ^ a b c d "NGC 5979". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 20 May 2019.
  2. ^ Seligman, Courtney. "New General Catalog Objects: NGC 5950 - 5999". cseligman.com. Retrieved 23 May 2019.
  3. ^ González-Santamaría, I.; Manteiga, M.; Manchado, A.; Ulla, A.; Dafonte, C.; López Varela, P. (2021). "Planetary nebulae in Gaia EDR3: Central star identification, properties, and binarity". Astronomy & Astrophysics. 656: A51. arXiv:2109.12114. Bibcode:2021A&A...656A..51G. doi:10.1051/0004-6361/202141916. S2CID 237940344.


Allikas: http://en.wikipedia.org/wiki/NGC_5979
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