Garmin GPS 75 GPS Receiver User Manual


 
B-3
the XTK distance will also be displayed on the appropriate side
of the CDI.
ATD Along track distance. ATD is the along track distance to the
“active to” waypoint. It is measured from the point on the course
closest to your position.
Satellite terms:
DOP Dilution of precision. DOP is a measure of the satellite geometry
quality and hence the relative accuracy of your position (one
meaning the best and ten meaning poor).
EPE Estimated Position Error. EPE, which is computed using the
satellite geometry (DOP), signal and data quality, receiver
tracking status and other factors, is an overall measure of your
position accuracy.
B.2 COURSE TO STEER (CTS)
Course To Steer is a GARMIN exclusive that recommends an optimal
direction to steer that will guide you to the course and proceed efficiently
along your route.