5. AIS OPERATION
5-2
5.2
AIS Symbols
When the AIS is turned on, AIS targets are displayed with AIS symbol as below.
Target type
Symbol
Description
Sleeping target
Sleeping target
Activated target
Activated target. Heading line and ROT are shown.
Ground tracking speed and course are shown with
vector.
Dangerous target
A target whose distance, CPA and TCPA are less
than corresponding alarm settings.
Lost target
A target for which no data has been received within
a certain period.The symbol flashes.
Selected target
A target selected to show its target data.
Aid to navigation
(AtoN)
AIS base station
Always shown on the screen.
SART aircraft
Always shown on the screen.
AIS-SART
Always shown on the screen.
AIS Search and Res-
cue (SAR) Vessel
A target for AIS search and rescue vessel.
(Physical)
(Virtual)
BS
Summary of Contents for FR-10
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