25 November 2016 | The Owl Cluster

Dragonfly Cluster

Credit: Kayron Mercieca | Click image to enlarge or here for full size (100MB!)

Image Data

  • Location: Spain
  • Date: August 15, 2016
  • Camera: QSI 660wsg-8
  • Optics: Takahashi FSQ-85ED
  • Mount: Avalon M-Uno
  • Filters: Astrodon E-Series Gen2 LRGB
  • Exposure: L = 62 x 30s, R = 50 x 30s, G = 50 x 30s, B = 50 x 30s

NGC 457, below the center of this image, was discovered by F.W. Herschel in 1787 and is also catalogued as Cr 12, Mel 7, OCL 321, Lund 43, H VII-42, h 97, GC 256. This cluster has also been called the Kachina Doll Cluster, the E.T. Cluster, the Owl Cluster and the Nazgul Cluster.

The brightest star in the Owl cluster, Phi Cassiopeiae is not a member of the cluster, but a foreground star instead.

NGC 436, to the top left, was discovered by F.W. Herschel in 1787 and is also catalogued as Cr 11, Mel 6, OCL 320, Lund 320, H VII-45, GC 244.

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