Thread: M8 DSLR vs QHY
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Old 18-08-2012, 03:46 AM
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graham.hobart (Graham stevens)
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Location: hobart, tasmania
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M8 DSLR vs QHY

Greetings, thought I would post same scope but different cameras. Namely Canon 60Da no cooling - Exif was 19'c even though ambient was 8''c. Exif dropped to 17'c after a while. Same scope and QHY 8 OSC. Same night. This has a TEC cooler but no control for cooling.
Air was 74% humidity. with a Moon heading towards it's last quarter..
I tried same objects but had to adjust for sensitivity.
Lagoon 60Da- Messier 8


and then QHY 8 OSC



oh and here is some grus Galaxies with the qhy

dslr was 3.4 hrs. QHY was about an hour between clouds.
Attached Thumbnails
Click for full-size image (Messier 8 The Lagoon Nebula, emission nebula 4,100 light years away. From the back deck in Hobie.jpg)
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Click for full-size image (qhy8lagoon 2.jpg)
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Click for full-size image (GRUS 3.jpg)
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