4ņ1
4.1 MEASUREMENT USING THE CURSOR
WITH THE TRACKBALL
Procedure 1 Check the target echoes on the radar display.
2 Move the cursor mark to a target by the trackball.
The CURSOR on the radar display indicates the bearing and range of the target.
The range is a distance from own ship’s position.
CURSOR ( )
TRUE 45.0q: True bearing of the cursor relative to own ship
5.0nm: Range between the cursor and own ship
REL 45.0q: Relative bearing of the cursor relative to own ship
Target
Cursor
45.0°
180
0
90270
6.00NM
Bearing and range from the
own ship䇻s position to target in this figure:
True bearing 45.0 r
Range 6.00 NM
Own ship䇻s position
Figure 4.1
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