Conservative. Idaho. Software engineer. Historian. Trying to prevent Idiocracy from becoming a documentary.
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Wednesday, April 24, 2013
Digital Setting Circles
Yes, as I guessed a couple of days ago, I wasn't using the digital setting circles correctly. I dragged Big Bertha out this evening, started out with the telescope at 90 degrees declination, turned it to 0 degrees, hit enter, positioning on a star east of the meridian (Mizar), then one west of the meridian (Procyon), then to improve accuracy a bit more, Sirius. Then I told it to point me to M42, and even though the mount wasn't really very well aligned on true north, it put M42 on the edge of a low power eyepiece field. Unfortunately, the combination of a bit of high moisture a very full Moon meant that nothing else would show up. I am pretty sure that the digital setting circles were pointing me at the right places -- but the glare washed out anything but the very brightest objects, none of which were available.
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