1350-36 - Sunset clouds and colours on December 3, 2013 from Massai Point, Chiricahua National Monument, Arizona. This is a 7-frame HDR High Dynamic Range stack to compress the high contrast from the bright sky and dark foreground into one image. Combined with Photomatix Pro. Taken with the Canon 5D MkIi and Canon 24mm lens at f/8. From images _MG_6996_6997_6998_6999_7000_7001_7002 taken at 2/3rd stop increments.
1350-37 - Total eclipse of the Moon, December 20/21, 2010, taken from home with 130mm AP apo refractor at f/6 and Canon 7D at ISO 400. An HDR composite of 9 images from 1/125 second to 2 seconds, composited in Photoshop CS5. Vibrancy increased to show bring out the colour variations across the shadow and at the edge of the shadow. Taken at about 12:21 am MST on Dec 21, about 20 minutes before totality began, during the partial phase.
1350-16 - Comet Holmes, 17P, taken Nov 1, 2007 on excellent night. Taken with A&M 105mm apo refractor at f/5 with Borg 0.85x compressor/field flattener on SkyWatcher HEQ5 mount. Canon 20Da camera at ISO400. Composite of 4 min, 2min, 1min, 30sec, 15sec, and 7 sec exposures, each exposure being a stack of 3 to 4 identical exposures. Registered and stacked in Photoshop (HDR mode did not produce usable result, so manually composited with sucessively smaller masks to reveal short exposure content around nucleus. Contrast exaggerated with Curves to bring out very faint tail structure. North up, so tail to the S and SW.Nucleus is dot at upper left of inner coma, other star in inner coma at right is a field star
1311-166 - HDR composite of Sinking Ship rock on the South Rim of the Grand Canyon, view from a cliff just below the canyon rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America