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Messier 45: the Seven Sisters or Pleiades

Astrotrac/PolariePosted by Koen Miskotte Sun, January 23, 2011 12:58:58

Second try!

This picture is taken on 10 oktober 2010 around 0:00 UT. It shows the open starcluster Messier 45 also known as The Seven Sisters or Pleiades. The distance of the Pleiades to our solar system is about 440 lightyears.

Picture: M45.

Mount: AstroTrac Travel Mount with head EH 3010
Camera: Canon EOS 40D
Lens: Canon EF 200 mm F 2.8
Filter: IDAS LPF clip-in filter
Accessories: TC 80N3 timer controller, Kendrik Dewnot
Location: Groevenbeekse Heide, Ermelo, The Netherlands (5.4 east, 52.2 north)
Software: Registax5 ( http://www.astronomie.be/registax/ ), Corel Paint Shop Photo Pro X12)

Description: stack of 18 images of 180 seconds, F 3.2, 1250 ISO.
Click on image for a larger version.

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