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Dimensions1024 x 768
Original file size202 KB
Image typeJPEG
Color spaceUncalibrated
M63  Sunflower Galaxy Ursa Major

M63 Sunflower Galaxy Ursa Major

Date: 2010-03-10. 13
Optics: Meade LX90 LNT 8" Schmidt-Cassegrain
Mount: Standard Wedge, LX90 fork, LX200 tripod
Reducer: Alan Gee II, f/5.6
Guide: Meade 60mm F300mm, Orion Starshoot Autoguider, PHD.
Filter: None.
Camera: Canon XSi/450D modified with Baader UV/IR filter, internally cooled with CO2 gas to 34-42degF.
Exposure 3 min x 56 (2.8hr), 3.5min x 69 (4.0hr) ISO 1600.
Stacking: DSS KappaSigmaMedian, 60 flats, 30 bias, no darks.
Post: ImagesPlus, Photoshop CS3, Noise Ninja.