Yo Werner! On Thu, 27 Nov 2025 09:46:05 -1000 Werner Thie <[email protected]> wrote:
> When you're independent from local data then ITRF seems to be the
> more logical choice as it should give you the same calculations no
> matter where your measurements have been processed.
Sadly since I live in the USA, all local maps and surveys are in NAD83.
Easy to convert from ITRF, if you know the dates of the measurements.
They diverge about one or two centimeters a year near me.
Careful with CSRS-PPP, they use CGV02013 for heights.
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
[email protected] Tel:+1 541 382 8588
Veritas liberabit vos. -- Quid est veritas?
"If you can't measure it, you can't improve it." - Lord Kelvin
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