Knowledgebase
Understanding KTC records
Posted by Jerry Knisley, Last modified by
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on 26 June 2015 03:27 PM

The KTC record in a raw file can be created from several different devices. Below is a table that explains the values of the KTC records for each of the different devices.

  POSMV GPS DRIVER F-180 Driver Novatel Driver
1 WGS-84 Height WGS-84 Height WGS-84 Height WGS-84 Height
2 Ellipsoid Height Ellipsoid Height Ellipsoid Height Ellipsoid Height
3 Undulation + K Undulation Undulation + K Undulation + K
4 K Value K Value K Value K Value
5 Vertical Offset Vertical Offset Vertical Offset Vertical Offset
6 Draft Draft Draft Draft
7 RTK Tide Value RTK Tide RTK Tide Value RTK Tide Value
8   Pitch in Degrees * 100    
9   Roll in Degrees * 100    
10   Heave    
11   Vertical Mode from Geodesy