Last seen: May 30, 2026 4:29 pm
You can get demo versions of SurvCE, SurveyPro, FieldGenius that run on a PC. They all have COGO menus. Check the websites. The have limitations compa...
?ÿ Still for sale - includes Topcon Scanmaster - can check the version tomorrow
He has lots of Leica right angled eyepieces - think I will pick one up. A lot cheaper than new, and probably superior quality anyway. Did you find ou...
@dave-karoly Do you remember what the laplace correction was?
@nate-the-surveyor Well I assumed the search function within RPLS today is built into the program - not a general search engine as such, but I don't ...
Just to wrap things up and prove what a great resource RPLS Today is - here is a thread from 2016, referencing a thread from 2012, that already covere...
@larry-scott Yes - most surveying mistakes are bad but sending a boat to it's doom with the wrong north is a whole other level of anguish :silly: &n...
@larry-scott Too embarrassed to say....well ok...I wasn't including the "n" file... 😕 It's been several years where single point positi...
@ashton Thanks for taking the time. I thought maybe the "propagation of errors" formula could be arranged to evaluate how coordinate uncertain...
Yes, that is definitely one thing the client has said is required.
@larry-scott Ok, I'll have another go and if no luck I'll start a new thread in GNSS.
@larry-scott I had great success with it in the past. But I remember having to convert rinex into ashtech format (I was using Leica gear) - which did...
@john-nolton Wowsers - Irwin and Dunphy are right there! McKay would be an awesome backsight - but that is quite the hike - that's a steep hill! Th...
Yeah, I probably don't want to check into that point after telling the boat which way is north 😮
@john-nolton Thanks for looking into this - I can definitely plot those coords into google earth and see where they are. Some of those are dated 196...
@john-nolton 48-21-47 N 89-13-45 W DMS In Canada. There is a CBN Pillar and azimuth marks on the other side of the city, but around 10km away. I'...
@larry-best The Caribbean perhaps? 😎
Looks like a nice office! This calibration is quite involved - I would be shooting the fore and aft sensors with the boat on land to give them a star...
@bill93 Ok, that's not as complicated as I thought. :d