NGC 73 is an intermediate spiral galaxy estimated to be about 350 million light-years away in the constellation of Cetus. It was discovered by Lewis A. Swift from the USA in 1886 and its apparent magnitude is 13.7.[5]

Image from 2MASS

References

  1. ^ a b Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051.
  2. ^ a b c d "NGC 73". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-12-12.
  3. ^ Tully, R. Brent; Courtois, Hélène M.; Sorce, Jenny G. (2016). "Cosmicflows-3". The Astronomical Journal. 152 (2): 21. arXiv:1605.01765. Bibcode:2016AJ....152...50T. doi:10.3847/0004-6256/152/2/50. S2CID 250737862. 50.
  4. ^ "Results for object NGC 0073 (NGC 73)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2020-12-12.
  5. ^ "NGC Objects: NGC 50 - 99".
  • Media related to NGC 73 at Wikimedia Commons


Allikas: https://en.wikipedia.org/wiki/NGC_73
No tags for this post.