Sun in Hydrogen Alpha light

Camera: Canon EOS 300D Digital Rebel
Exposure: 1s for disk + 1s for proms @ ISO100
Scope: Coronado PST w/2x barlow, 800mm, f/20
Mount: Celestron ASGT
Processing: RAW file conversion, levels, curves and colorization in PSCS. Green channel used for disk and Red channel used for proms.