NGC 431 is a lenticular galaxy of type SB0 located in the constellation Andromeda. It was discovered on November 22, 1827 by John Herschel. It was described by Dreyer as "faint, small, very suddenly brighter middle."[2]

NGC 431 (2MASS)

References

  1. ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 0431. Retrieved September 2, 2016.
  2. ^ "New General Catalog Objects: NGC 400 - 449". Cseligman. Retrieved April 19, 2017.
  • Media related to NGC 431 at Wikimedia Commons


Allikas: https://en.wikipedia.org/wiki/NGC_431
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