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Taken through a non-EdgeHD Celestron 9.25 while autoguide testing.
4 exposure combination (8, 10, 10, 10 min) taken with the SBIG STF8300M camera. Astro-Physics CCDT67 focal reducer.
Guided using the QHY5L-II monochrome camera and a Stellarvue 50mm finderscope, on the Paramount MX mount.
20140804_M 57_CombExcAvg.jpg
All images copyright William J. Shaheen, unless otherwise noted. Do not use or distribute without prior consent.