136
6.9 Measuring distances, ranges and bearings
When you are using the radar application, you can measure distances, ranges and
bearings in a variety of ways. These options are detailed in the table below:
Functions
Range Rings
Cursor
Variable Range Markers (VRMs)
Electronic Bearing Lines (EBLs)
Floating VRMs
Floating EBLs
... Using the range rings
Use the range rings to gauge the approximate distances between points. Range rings
are concentric circles displayed on the screen and centred from your boat at pre-set
distances. The number and spacing of the rings changes as you range in and out.
e.g.
Range -
Range rings -
... Using the cursor
To measure the bearing and range from your boat to a specified target, move the
cursor to the appropriate position on the screen.
Bearing and range from
your vessel to cursor
If cursor data is not shown, refer to page 180.
Note:
1
/
nm
Range -
4
1
/
nm apart
Range rings -
8
Cursor
Distances
Range from
between points
your boat
Yes (approx.)
Yes (approx.)
-
Yes
-
Yes
-
-
Yes
-
3
/
nm
4
1
/
nm apart
4
C-Series Display Reference Manual
Bearings
-
Yes
-
Yes
-
Yes
1
Range - 1
/
nm
2
1
Range rings -
/
nm apart
4