This image of the Horse Head nebula is a blend of color and H-alpha captures.
H alpha image
2011-02-01 in backyard Victoria BC
Conditions - +2deg, clear with poor transmission and no wind.
Equipment - Orion ED80T CF refractor, 0.8x focal reducer/flattener, modified Canon T1i camera with Ha filter and Astrotrac Travel mount.
Exposures - 26 4 min lights, 11 darks and 8 flats.
Color image
Captured at Painted Rocks AZ on 2013-03-06.
Equipment - Orion ED80T CF refractor, 0.8x focal reducer/flattener, modified Canon T3i camera and Astrotrac Travel mount.
20 240s frames at ISO 1600 with darks and flats for calibration
Processing in Images Plus and Photoshop