Sword of Orion


Hold mouse over image to view a data collaboration project by Steve Loughran, who combined his H-alpha image with mine and also added H-alpha data from Darren Jehan and Tim Jardine. Full details can be found on the Stargazers Lounge forum. Click here for a higher resolution image.
  • Exposure time: 230 minutes (mosaic of 4 images: 6x 600s + 6x 600s + 6x 600s + 5x 600s)
  • Processing: Nebulosity (pre-processing, stacking & DDP); RegiStar (mosaicing); Adobe Photoshop CS2 (post-processing)
  • Lens/telescope: Takahashi FSQ-106ED (4.2") quadruplet ED refractor at f/5
  • Camera: Q453-HR one-shot colour CCD
  • Mount: Losmandy GM-8
  • Guidescope: Vixen 70/400 mm + ST-4
  • Location: Etoile St. Cyrice, Hautes-Alpes, France
  • Date: January 25 - 26 and 27 - 28, 2009


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