Understanding Software is exactly it. And I swear every manufacture has a different jargon and a different expected workflow.
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While not simple, nor plain language, you might want to look at the 1973 lecture notes 34 and 37 here:?ÿ
http://www2.unb.ca/gge/Pubs/LectureNotes.html
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I've tied into some work performed by one of the big engineering firms locally. Basis of bearings is stated to be State Plane Grid North. Nope. It's geodetic, without saying where their base was. Or what theta to apply.
This is why every call to a datum should include physical monuments that you can check to on the ground to verify that you are in fact on the same datum. Words alone never cut it.
I don't think this thread has yet mentioned Van Sickle's "Basic GIS Coordinates" book: https://www.amazon.com/Basic-GIS-Coordinates-Jan-Sickle/dp/0367573512/ref=sr_1_1?dchild=1&keywords=van+sickle+coordinates&qid=1623335446&sr=8-1
@norman-oklahoma?ÿ And there is a free course for his text that he teaches at Penn State. Again, free...
https://www.e-education.psu.edu/geog862/home.html
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N10,000, E7,000, Z100.00
PLS - IL, MO, AR, KS, MN, KY
@mark-mayer Exactly, one can follow along and audit the college course.
N10,000, E7,000, Z100.00
PLS - IL, MO, AR, KS, MN, KY