TOPCON GTS-7

The raw format for the TOPCON GTS-7 is as follows:

Record structure:

1-8 : the record type
9-? : the comma separated values for this record type

Records and their fields are:

GTS-700 - version number
JOB - job name, description
DATE - date, time
NAME - surveyors name
INST - instrument ID
UNITS - Metres/Feet, Degrees/Gon
SCALE - grid factor, scale factor, elevation
ATMOS - temperature, pressure
STN - ptno, inst ht, stn id
XYZ - Easting, northing, elevation
BKB - ptno, backsight bearing, backsight angle
BS - ptno [,target height]
FS - ptno, target height, pt code[,string number]
SS - ptno, target height, pt code[,string number]
CTL - control code[,pt code 2[,string no 2]](optional)
HV - horiz angle, vertical angle
SD - horiz angle, vertical angle, slope distance
HD - horiz angle, horiz distance, vertical distance
OFFSET - radial offset, tangential offset, vertical offset
Note - comments
XYZ if present follows the STN record
BKB if present follows the BKB record or STN record if no BKB
CTL if present follows the FS or SS header record
HV,SD,HD must follow a BS,FS or SS header and follows the CTL if present
OFFSET may follow any SD or HD record

Note:   Vulcan can reduce GTS-7 formatted TOPCON files, however, it cannot communicate with the instrument directly.