The use of a full frame camera allows me to frame both these two large nebulae using my 77mm refractor. We can clearly see where IC 1805, the Heart Nebula gets its name from.
Date: December 9, 2009
Constellation: Cassiopeia
Location: Death Valley National Park, California
Optics: Borg 77EDII at f/4.3 on Vixen SX Sphinx Mount
Camera: Hutech modified Canon EOS 5D Mark II
Exposure: 55 RAW light frames of 120 seconds, ISO 800
Processing: Processing: Light frames calibrated with 40 dark frames and 25 flat frames in ImagesPlus. Background neutralized, light frames combined using MinMax Excluded.