Our Solar System - Robert Arn
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Sunspot Group 1520

Location: Fort Collins, CO
Date: 2012-07-13
Camera: Canon XSi (modified)
Telescope: WO 110FLT
Attachments: Televue 2x Powermate
Filters: Herschel Solar Wedge Version P with ND 3.0 and Continuum Filter
Mount: CGEM
Shot: 2-Panel Stacked Mosaic
Frame 1: Best 759 out of 2192 images
Frame 2: Best 731 out of 2099 images
Both Frames: 1/1000th second ISO 100 at ~20fps
Processing: EOS Movie Maker, Registax, PTGui, Photoshop, Topaz