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Dobsonian Azimuth Compass
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02-06-2015, 11:25 AM
julianh72
(Julian)
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Join Date: Jan 2014
Location: Kelvin Grove
Posts: 1,300
Have you allowed for the deviation between True North and Magnetic North ("Magnetic Declination") for your location? The error is about 13 to 15 degrees in Tasmania.
http://www.magnetic-declination.com/
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