PGC 44691 is a spiral galaxy located about 350 million light-years away[2] in the constellation Coma Berenices.[3] It belongs to a galaxy cluster known as the Coma Cluster.[4][5] In 1994, the Hubble Space Telescope observed PGC 44691 and the nearby elliptical galaxy NGC 4881 to infer the distance to the Coma Cluster.[4]

Hubble image of the galaxies NGC 4881 (center) and PGC 44691 (right).

See also

  • NGC 4921 Another spiral galaxy in the Coma Cluster

References

  1. ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for PGC 44691. Retrieved 2017-09-24.
  2. ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-09-24.
  3. ^ "NGC 4881". www.spacetelescope.org. Retrieved 2017-09-24.
  4. ^ a b "HubbleSite: Image - Elliptical Galaxy NGC 4881". hubblesite.org. Retrieved 2017-09-24.
  5. ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-09-24.


Allikas: https://en.wikipedia.org/wiki/PGC_44691
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