I neglected to mention the formulae for the transformation between coordinate systems which can be attributed to Francis van Schooten in his second tr...

If you consider the Pythagorean theorem the basis and first cogo formulae, then 4000 years is good. Of course the two point form only dates to about 1...

Oh I agree. I'm just saying the raw notes should be clear and correct.

Well...since the lazy way didn't work, I sat down and figured it out.For the first pic (point PAC8) the "Original elevation" should be 298.739 and the...

Cabelas heated gloves and heated vest. Anybody hiring in Key West?

It depends on how accurate each single system is, how accurately you can determine the location, and how accurate the transformation formulae are. You...

And one of the girls, decorated Charlie Browns Christmas tree out at the back of the lake.

One more rail.

I see a horsie bucking a rider off!:laughing:

Ah yes, decimal cells have three decimal places input but formatted down to two for display.

I4 H 4 (PID AK1515) is a survey disk set in a bridge concrete guardrail.Its NAD83 (2011) ellipsoid height is 8.663 meters.See here;Type in "I4 H 4" an...