Did you know Alaska Airport runway reciprocal numbers have to be updated every 15 years to account for shifts in magnetic azimuth (headings).

If you are a GIS guy, listen to Melita.?ÿ 99% of the world will consume your PRJ with an ESRI formed projection which will include the datum tag.?ÿ La...

If you are a GIS guy, listen to Melita.?ÿ 99% of the world will consume your PRJ with an ESRI formed projection which will include the datum tag.?ÿ La...

Copy and paste of the URL was a bit sloppy.?ÿ Use this Alaska GPS on BM priorities?ÿ ?ÿ

I have that Jerry.  I'm not a fan of it in this case with sand tightly encased around rubber port doors.  The rubber on the TSC3 is particul...

Mighty Moe - Will do.?ÿ With help from our local Trimble dealer we have leveled in with a DINI Level (I think that is what it was called) and ran the ...

Thanks everyone.?ÿ As with any question I pose with this group, I learn so much. Thanks John - I get it now that the GNSS is not wasted in my situatio...

John, When moving to the next station, I keep the SX10 powered on.?ÿ I've assigned the Connection panel to a function key, then click Disconnect (Inst...

Quick update: Thanks to NGS tools online at?and some help with guidance on our approach by Dr. Michael Dennis (NGS), were going to use a spline interp...

Gene, Excellent. Will pass the reference above to our programmer. Next, I'll dig a bit deeper with Trimble Coordinate group and confirm their algorith...

Loyal, Point taken.?ÿ It is these N values we will use to generate H.?ÿ If we had a combo GRID FACTORY tool that clips, and a densifyer tool, we would...

Gene, Excellent question and I'm ashamed I haven't done a rigorous test.?ÿ I'm guessing I could use the NGS tool?and compare in TBC the same lat/long....