Navigation basics, Introduction – Garmin GPS 125 Sounder User Manual

Page 8

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Navigation

Basics

INTRODUCTION

4

NORTH

“ACTIVE FROM”

WAYPOINT

NORTH

DTK

CROSSTRACK ERROR

BRG

TRK

GROUND SPEED

DISTANCE

“ACTIVE TO”

WAYPOINT

“ACTIVE LEG”

The GPS 125 Sounder provides steering guidance and

navigation information using degrees, a measurement mea-
sured in a clockwise direction from a north reference. North
is described as 000º, east as 090º, south as 180º, and west as
270º. The diagram and compass rose below provide a graphic
illustration of the navigation terms used by the GPS 125
Sounder. More information on basic navigation and GPS are
available at your local library or bookstore.

125 Man Rev B 7/23/98 11:47 AM Page 4

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