Raymarine LIGHTHOUSE 3, Advanced Operation Instructions

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12.6 Range and bearing
The Radar app helps you identify a target’s range (distance) and bearing from your vessel.
1. SHM (Ships heading marker).
2. COG/SOG line (Points in the direction of travel (COG), with the length of the vector providing an
indication of speed (SOG)).
3. Range rings.
4. Vessel position.
5. Range and bearing indicator (The White ring identifies the distance from your vessel to the top
edge of the screen. Bearing indicators are also provided around the ring).
6. North indicator (Always points North).
7. Current displayed Range and Ring separation distance (Range: identifies the distance from your
vessel to the top edge of the screen. Rings: identifies the distance between each Range Ring).
The displayed range can be adjusted at anytime using the Range controls.
Range rings can be switched off from the Presentation tab: Menu > Settings > Presentation >
Range rings:
You can also choose whether to display a numerical range indicator against each ring using the
Range ring labels: option.
VRM (Variable Range Marker) / EBL (Electronic Bearing Line)
VRM/EBL is used to determine a targets range and bearing from your vessel, or from another target.
2 VRM/EBLs are available which are enabled from the context menu.
Context menu > More options > VRM/EBL 1 or Context menu > More options > VRM/EBL 2
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