TT symbols
T
S
AIS symbols
∟shown in red when active
Acquired targets (from left, initial
acquisition, one minute after
acquisition, steady tracking, lost target,
target selected for data readout)
TT symbols (user may change TT
symbol)
Acquisition zone
Trial maneuver
Performance test
AIS symbols (from left, activated target,
ROT higher than preset ROT,
dangerous target, lost target, target
selected for data display, sleeping
A
target)
Other AIS symbols (from left, AIS SART
(ACTIVE), AIS SART (TEST), AIS Base
station, AIS search and rescue (SAR)
Aircraft, AIS Search and Rescue (SAR)
Vessel, Physical AIS AtoN, Virtual AIS
AtoN.)
AIS message received
APPENDIX
AP-55