M36 - Open Cluster in Auriga

M 36 (NGC 1960), also known as the Pinwheel Cluster, is an open star cluster in the constellation of Auriga, the Charioteer. It was discovered by Giovanni Batista Hodierna before 1654 and was independently re-discovered by Guillaume Le Gentil in 1749. Charles Messier observed it in 1764 and added it to his catalogue. It lies 4,100 light years away and spans 14 ligth years. It is relatively faint but can be observed with binoculars.

Telescope: Takahashi FS-102 refractor @f/8
Camera: Canon 10D
Mount:  Takahashi EM200 Temma
Guiding: STV with 105mm Takumar lens
Exposures: 3 @ 5min.
Note:  Images were calibrated and added in ImagesPlus. The composite was adjusted (Levels, Curves) in Photoshop 7.
   
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