Thread: ASTRO: M101
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Old May 6th 10, 12:49 PM posted to alt.binaries.pictures.astro
George[_6_]
external usenet poster
  
Posts: 124
Default ASTRO: M101
Hutech Canon T1i
5x5-minute exposure, dark subtracted,
gradient removed with GradientXterminator,
levels and contrast adjusted in Photoshop CS3

Konus 200 mm
Losmandy G-11 Gemini, autoguided
George
Attached Thumbnails
Click image for larger version Name: m101b.jpg Views: 223 Size: 450.6 KB ID: 2929