B33 & M42, Sword of Orion
Exposure time: 110 minutes (6x 600s + 5x 600s)
Processing: Nebulosity; Adobe Photoshop CS2
Lens/telescope:
Takahashi FSQ-106ED (4.2") quadruplet ED refractor at f/5 with
Baader H-alpha 7 nm narrowband filter
Camera: Q453-HR one-shot colour CCD
Mount: Losmandy GM-8
Guidescope: Vixen 70/400 mm + ST-4
Location: Zoetermeer, The Netherlands
Date: December 28, 2008
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