My goal is good quality solutions to share for GPSonBM (with emphasis on elevation), which requires 4-hour minimum OPUS-S and won't take OPUS-RS.

Must not be a good week all around. I didn't do any sessions Thu Aug 30, but wasn't too happy with my Tues/Wed expedition.?ÿ As mentioned in another t...

Luddite here also. Use the old stuff until it won't do the job. ?ÿ XP was an improvement over 98, but nothing since then has seemed beneficial to me e...

It would seem reasonable for the rover design to check an autonomous position and flag when the base-rover position disagreed by more than say 30 or 5...

>>Am I correct in assuming that you are computing values of the ellipsoid-geoid separation (geoid height (N) ) as a means to examine the agreeme...

Here's the NGS priority mark.?ÿ It didn't look so bad last year with less tree growth and no train, although I did report sky blocked North and NW.?ÿ ...

Here is my primary target for the day as photographed last summer: I made a 2.5 meter antenna pole with this one specifically in mind, although I hav...

Well, today isn't going the best. I'm at my third priority mark (only one is on NGS priority list) of the day (photos of why not the others will be po...

The goal is to compare good leveled NAVD88 values with GPS observations and to have a comparison with two sessions of at least 4 hours each on the mar...

He said bar or pk.?ÿ How about for the nails?

HC is that really you, the leader of the spelling police?

Mark, he said those are inch symbols and your post said feet.?ÿ While 0.2 inch at 100 ft may be possible, 0.010 inch at 5 ft is probably harder with a...

Thanks for taking an interest in the technicalities. That is what I hoped this thread would generate, but it mostly went sideways. Please ask about an...

Updated with latest session and recovery info.

Moving data faster means a different modem function.?ÿ That may or may not require changes to the radio to accommodate?ÿ the new waveform, and if it u...

I've added a couple measurements and revised some ultra-rapid to rapid results (with little change).?ÿ It's looking like I need to repeat the session ...