5
votes
Accepted
Understanding Contraction Hierarchies
As mentioned on the web page, any order will work, in the sense that the query will find a shortest path. However some orders are much better than others in terms of the time taken to preprocess the ...
- 66
3
votes
Accepted
Any idea why my data is off by 5ft?
One thing to watch out for when doing any RTK or post-processing is what coordinate reference system is being used by the control network? The control network may return ITRF2008 (or another ITRFxx ...
- 19.1k
3
votes
Improving Trimble GPS Pathfinder Office and TerraSync coordinate systems workflow?
I am dealing with a similar issue. Luckily, I don't have multiple sites in different coordinate systems like you. But I think you are on the right track.
Leaving PFO in lat/long (WGS84) seems to ...
- 73
3
votes
GPS Pathfinder (ssf) to ESRI ArcMap (shp) Display Issue in ArcMap
Confirming the PRJ in Arc is irrelevant as you can arbitrarily assign any projection to any file - even if it's wrong. You should check you export coordinate settings in PFO and be sure you're ...
- 952
3
votes
SSF to RINEX problem
Trimble Pathfinder exports RINEX in a way that supports using the RINEX files as base files, and base files are captured at a fixed location.
The easiest practical way to do what you want is to ...
- 954
2
votes
Splitting Trimble SSF file for post processing 2 days separately?
Aha; I assumed incorrectly! PFO's Differential Correction Wizard based the Start Time and End Time of the correction log on the positions in the SSF, not the header you cannot edit in SSF Record ...
- 73
2
votes
Pathfinder Office not carrier correcting my data
This is a strange problem - I do a lot of work with PFO and have not come across this before. I have three suggestions:
First, check that your PFO installation has all available updates. If you run ...
- 954
1
vote
Recording Internal GPS coordinates in Terrasync
Terrasync. . . It's been a while.
Since you mention "toughbook", I assume that's a Panasonic? Assuming that your Toughbook model provides NMEA output on a serial port you could do ...
- 954
1
vote
Accepted
Export UTM coordinates with sub-meter precision from a shapefile in ArcGIS Pro?
So, turns out I just needed to switch the field type from float to double. UTM coordinates are too long to be stored using float (when I looked more closely, my northings were being rounded off to ...
- 11
1
vote
Any idea why my data is off by 5ft?
This happend to me when exporting to State Plane NAD83 FT (w/ no .prj file)....
Turns out my selected export units were "Feet", but I was viewing it in a projected coordinate system that assumed the ...
- 952
1
vote
Trimble Geo 7x Data Transfer from Pathfinder Office
Using Terrasync? If you're positive your DDF file is OK and you're just having trouble with PFO seeing your GPS, you can use Windows file explorer to try to copy/paste it to the "...My Documents\...
- 952
1
vote
Data Export to Trimble GPS-> "File Not Usable"?
You need to feed that SSF file to the Differntial Correction module to produce a COR file...you should then be able to transfer that COR file to you unit and edit/update the file.
SSF files are data ...
- 952
1
vote
Pathfinder Post-processing incorrectly- Data severely shifted
I'm not sure what exactly you mean by "set a projection to create the .prj file but I did solve my problem. After reading your comment I looked around for the .prj file
I followed the steps I ...
1
vote
XML Schema into Pathfinder Office to create a Data Dictionary?
Pathfinder/TerraSync data dictionaries are not stored as plain text. I've never heard of an automated way to convert XML to .ddf. The only way I can think of is to build the data dictionary manually ...
- 4,926
1
vote
Trimble Pathfinder Differential Correction: ‘Uncorrected’ for block of GPS data
I have corrected these types of errors before by making copies of the CORS base stations' properties, and changing the internet server property parameter "&duration=%LL%&" to "&duration=24&...
1
vote
Differential correction wizard doesn't pop up?
I realise you have solved the problem by updating PFO, but in case anyone else has the same problem, I can answer the second part of the question.
It is not necessary to uninstall the single-use ...
- 954
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