Messier 101 - Pinwheel-Galaxie


M101

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Location / Date

Zellerndorf, May 2013

Telescope / Mount / Guiding

ASA 10" Astrograph, ASA 3" Wynne Corrector
ASA DDM60, no Guiding

Camera / Exposure

Canon EOS 500Da
51 x 10min ISO 400 (total 8h 30min)

Processing

Theli, Fitswork, PixInsight, Photoshop

Notes

The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on spiral galaxy distanced 21 million light-years away in the constellation Ursa Major.


Published in the ASA Calendar 2014

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