Messier Galaxies in the Arp Catalog

Halton C. Arp's Atlas of Peculiar Galaxies includes some of the Messier objects (ordered by Right Ascension); here, the Arp numbers are linked to the original images in Arp's catalog:
  M32 = Arp 168
  M77 = Arp 37
  M82 = Arp 337
  M65/M66/NGC 3628 = Arp 317  (the Leo Triplett)
  M66 = Arp 16
  M49 = Arp 134
  M87 = Arp 152
  M90 = Arp 76
  M60/NGC 4647 = Arp 116
  M51/NGC 5195 = Arp 85
 M101 = Arp 26
Ordered by Arp number, with peculiarity given:
  Arp  16 = M66                Spiral w detached segments
  Arp  26 = M101               Spiral w one heavy arm
  Arp  37 = M77                Spiral w LSB Companion on arm
  Arp  76 = M90/IC 3583        Spiral w small HSB companion
  Arp  85 = M51/NGC 5195       Spiral w large HSB companion
  Arp 116 = M60/NGC 4647       Elliptical close to and perturbing a spiral
  Arp 134 = M49                Elliptical w nearby fragments
  Arp 152 = M87                Galaxy w Jet
  Arp 168 = M32                Galaxy w Diffuse Countertail
  Arp 317 = M65/M66/NGC 3628   Galaxy Group
  Arp 337 = M82                Misc pec
Some other important Arp galaxies include NGC 4631 = Arp 281 and NGC 5128 = Arp 153.

See also the Online Arp Catalog page of Arp Galaxies in Other Catalogs

  • Online "Arp's Catalog Of Peculiar Galaxies" by Dennis Webb; List of all Arp objects
  • Arp Galaxies by Arp Number from The Arp Peculiar Galaxy Club (with many CCD images)
  • The Original Arp "Atlas of Peculiar Galaxies" online
  • The Original Arp "Atlas of Peculiar Galaxies" (ApJS vol 14, p. 1-20)
  • Table of Arp Galaxies with images obtained at the Grasslands Observatory by James McGaha and Tim Hunter.


    Hartmut Frommert
    Christine Kronberg
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    Last Modification: January 16, 2000