Thread: Polar Alignment
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Old 13-07-2020, 03:52 PM
kens (Ken)
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kens is offline 		 
Join Date: Oct 2014
Location: Melbourne, Australia
Posts: 314
Anything under 5' error is good enough for most situations.
The Field Rotation Calculator is a good tool - field rotation being the main issue with PA error when doing AP.
http://celestialwonders.com/tools/ro...ErrorCalc.html
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