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Stellar Neophyte

Comet Catalina C/2013 US10 with DSLR

10 Jan 2016, 16:55 UTC
Comet Catalina C/2013 US10 with DSLR
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After a quick single frame of comet Catalina C/2013 US10 with my Canon T5i DSLR a couple weeks ago, I was hoping for clear skies to do a more thorough treatment. I woke up at 5:00am on January 2, 2016 and took my motor driven Orion EQ-1 mount out to the back patio. It was cold but not bone-chilling cold like some mornings, and we've had a mild winter so far this year.I did a rushed setup and got some pretty poor alignment, meaning I could only take up to 6 second exposures without star trails. I was feeling lazy so I figured 6 seconds was good enough and I didn't want to re-align everything. I was also battling the pre-dawn twilight, which would ruin my session in a couple hours.This YouTube video shows a timelapse of my setup, getting the Canon T5i on the Orion EQ mount. The Orion EQ-1 mount has an optional motorized attachment that will turn the camera/telescope to compensate for the rotation of the Earth. The motor does not track or lock on to anything, it just tries to turn at a constant rate. While this might be good for keeping your target in the ...

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