M81 & M82: Galactic Neighbors in Ursa Major

Capturing M81 & M82: 2 Hours 25 Minutes with a DSLR ](/images/m81-m82-galaxies-ursa-major-m81-m82.jpg)

• Capture Date: 2012-02-24
• Credit: Cédric Thomas
• Location: “Le petit Borobia” Observatory, remote operation
• Telescope: William Optics FLT 110 TEC (oiled spaced) @ F/5.2
• Focal Reducer: William Optics AFR-IV 0.8x
• Mount: Sky-Watcher N-EQ6 Pro
• Autoguiding: LodeStar on an 80mm guide scope + MaximDL
• Camera: Canon EOS 1100d, Astrodon modified
• Total Exposure: 2h25 (29 x 300s subs) @ ISO 800
• Processing: DeepSkyStacker, Levels + Curves + slight crop (Photoshop)