Caldwell 99 (CoalSack)

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Image Details:

Camera: Canon 550D
Mount: Fornax 10
Scope: Sigma 18-50 DC EX f/2.8
Configuration: Prime Focus
Additional Optics: None
Filter: None
Effective Focal Length: 50mm
Effective Focal Ratio: f/2.8
Exposure: 90 x 1 min @ ISO 1600
Total Exposure: 90 min
Date: 14/1/2016 01:40:00 CET (Start)
Location: Las Campanas, Chile
Focus: Manual
Processing: IRIS, Photoshop


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