B u c k e y e s t a r g a z e r . n e t
Links:
M1 The Crab nebula
Orion EON 120mm Refractor DSI Pro II
Guided with Orion EON 80mm, DSI Pro II, PHD Guiding
Bi-color narrowband image: Ha=8x15min OIII=12x15min (5 hours total)
Subs aligned, combined and resampled in AIP4Win
Photoshop: levels and curves adjustments, reduce noise filter, smart sharpenfilter, smudge tool to fix some stars
Carboni Actions: make stars smaller