M31 galaxy core

  • Telescope: Celestron C8 (f 6.3) guided with achromatic refractor 80 mm (f 6)
  • CCD Camera: Meade DSI PRO III
  • Mount: Skywatcher Heq5 Goto
  • Integration: L=18 x 4 min, RGB channels = 10 x 5 min with Canon 400d unmodified
  • Date, Location, Temp/Software: August 2008, Rosignano (Italy), 24°C/PixInsight, Photoshop

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