A GPS network is a 3D solution. To add in a field traverse you have to carry good verticals. Bad instrument/rod and or antenna heights can throw a sol...
A tripod is not a fixed pedestal, it is a multi faceted mechanical device with adjustable parts. In fixed centering you are assuming the best conditio...
Cold weather introduces other variables. Assuming frost in the soil the leg tips may be carrying warmth from the sun to the ground and the southernmos...
The Good Face. Typically a fence has a good side, (chain link side or board side) with posts all on the other side. Were I surveying existing lots I m...
Ken, You cannot create a curve without first creating a curve radius point, I do it all the time in the traverse routine, PC to rad, then apply the cu...
Google Earth satellite image shows the tree gone. Since the tree reference is not in the body of the deed description, with the tree gone it has no we...
The deed is wrong since the beginning point of course 6 does not continue from the ending point of course 5. The tree has to be accounted for. And sin...
Looking at 11 Clinton Road on Google Earth and I see no canopy for a 30" tree on that line. Paul in PA
WRONG! WRONG! WRONG! This is what you get when you allow a Civil Engineer to think he can survey. The deed does not close worth didley. The deed has 4...
Even if it is using CORS differently? one would want to know what CORS. The ephemerides used must be the best possible for all 3 GNSS galaxies. Paul i...
From what CORS plus what ephemeris was used? Paul in PA
From where? Paul in PA
Thank you Duane, I believe they have miss-stated their program, it is not "Professional Development" but is "Technical Development" which is a good us...
This new satellite has more fuel than ever before to extend it's lifetime. It will replace a satellite that has been up there for 21 years and with al...
The college website has not yet been updated. It is interesting to note that this is an Associate Degree program and Michigan requires a bachelors wit...
I just accessed the ftp data for yesterday: ftp://www.ngs.noaa.gov/cors/rinex/2018/dec26 Had I any GPS work this week, I have available more than 9 ne...
Assuming Surveyor 2 is the original surveyor of the 2.5 acres, the POB does not change. Having more information than Surveyor 2, Surveyor 3 describes ...
Much of OPUS CORS file loading is automatically done every hour by all of the independent CORS. OPUS RS sometimes needs some filtering which is more p...
I do not see that?ÿshibainafloat?ÿhas responded to anything said. It appears he was trying a 2D adjustment. Looking at what Dave Karoly posted, I cann...
