I have found some discussions on this but am still having trouble conceptualizing it. I understand how to determine the E-W line, but how do you determine the N-S line? I primarily use an SCT on a german equatorial mount but sometimes I use a refractor--would this change things? Many thanks!! -Paul
How to determine North in an eyepiece?
Started by paul.knight, 02/03/2010 05:00PM
Posted 02/03/2010 05:00PM
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