M101, the Pinwheel galaxy in the constellation Ursa Major. M101 is 15Mly from Earth. 27x120sec fits exposures captured N.I.N.A 3.1 and Stacked in Siril 1.4.0 galaxy annotations done in Siril. Telescope: Orion 8" 1000mm f4.9 Newtonian reflector. Mount: Orion Atlas EQ-G Guide Scope: Meade 800mm f10 reduced to f5 with Atik x.5 focal length reducer (ADM rings). Imaging Camera: Canon Rebel T3i full spectrum modification. Guide Camera: Meade DSI Pro monochrome 16bit camera. Imaging camera in prime focus. Filtration used: NA · Date/Time 2012:06:24 15:08:02 · Resolution 4934 x 3274

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Sunday, June 8, 2025

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Monday, June 9, 2025

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