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Subject: Messier 97, Owl Nebula
Author: Marc Leduc
Scope: William Optics Megrez 90
Instruments: TeleVue TRF-2008, CGEM, Canon 40D, Astronomik CLS/CCD Filter, Star Shoot Autoguider, Orion Mini Guider
Exposure time: (4 images of 2 minutes) and (3 images of 3 minutes) for 17 minutes at ISO 400;
M81 and M82 light travel time 12 million years.
Place & Seeing: St-Romain, Quebec, Canada
Date: May 18, 2012
Remarks: Stacking with Deep Sky Stacker, Enhancement with Adobe Element 7, Carboni Tools, Nebulosity and Fast Stone. Guiding was interrupted many times because of the clouds during a two hours session.

 

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