TEQC has an option to force the correct week number to be used in the conversion to RINEX, and that painlessly fixes the date for my old Trimble recei...

Not in a cadastral context, but yesterday I investigated a line of 1935 bench marks and saw again how ephemeral are man's attempts at monumentation.Ou...

Re-reading some of it gives me the impression that OPUS will apply the major time-dependent transformation due to Euler pole motion, and only that tra...

I certainly haven't digested it all, but what I've absorbed so far looks like minimal change in methods from what we're used to. Am I wrong?Currently...

JBN ARK, post: 433742, member: 11757 wrote: You can only take one calculator in the exam now. I tried to take two in and was denied. What possible re...

Obviously not a tack. But the aluminum would have fooled me. Why aluminum? How did he install them? Were they put in when the concrete was poured (...

Loyal, post: 433660, member: 228 wrote: It will take a little time to digest this baby. No kidding. But in a quick look, I was interested to note th...

Murphy, post: 433321, member: 9787 wrote: A recorded plat showing their encroachment would be a breach of contract. That's twisted logic. My reaction...

Sometimes it seems like OPUS may have some reason to not work, like not having good CORS data yet, but it throws out a random message having nothing t...

bobwesterman, post: 433275, member: 7106 wrote: Is there a space or some other illegal character in your file name? Excellent idea. File names that ...

JKinAK, post: 433251, member: 7219 wrote: Do all states have a state recorder's office or are some state's recordings just county by county? Iowa rec...

In my opinion, gross error should be defined relative to the accepted methods in use at the time monuments were set.(My opinion and $1 will no longer ...

I measure slant height up to the rim of the antenna ground plane in meters and feet to check for misreading. Then I consult a spreadsheet table paste...

Good for Kansas. Many (most?) places don't have the alternate public repository.The GIS folks SHOULD know better than to create parcels with no deed....

JKinAK, post: 432977, member: 7219 wrote: I've never encountered a survey based on a speculative swap or a sale - I can see that as a legitimate reaso...

Jules J., post: 432913, member: 444 wrote: I would use a square, a pencil, and 2 pieces of cardboard. Measure the bolts on the pieces of cardboard. Th...