Operation Manual

Appendix B : Data Output/Input Specifications
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-ZTG UTC and Time to Destination Waypoint $ZTG, hhmmss, hhmmss, c--c *hh<CR><LF>
Destination waypoint ID
Time to go, hh = 00 to 99
UTC of observation
-VTG Speed and Course $VTG, x.x, T, x.x,M, x.x, N, x.x, K *hh<CR><LF>
Speed over ground, km/hr
Speed over ground, knots
Course, degrees magnetic
Course, degrees true