Symbol Description
Physical AIS AtoN - Special mark
Physical AIS AtoN - Starboard hand mark
Physical AIS AtoN - Unlit (failure of lights)
Physical AIS AtoN - West cardinal mark
Radar target - Dangerous, indicated with bold line and with red
color. The symbol flashes until the target alarm is acknowledged by
the operator. It remains red until the system no longer defines it as a
dangerous target
Radar target - in acquisition state, indicated as a broken circle
centered at the position of target acquisition
Radar target - Lost, indicated with crossed lines centered on the
target symbol. The symbol is located at the last received position
from the target
Radar target - Selected, indicated with a square (dotted line)
around the target symbol
Radar target - Tracked, with velocity vector
Radar target with past position and velocity vector
Reference target
Signal station
Virtual AIS AtoN, basic shape
Virtual AIS AtoN - East cardinal mark
Virtual AIS AtoN - Emergency wreck mark
Virtual AIS AtoN - Isolated danger
Virtual AIS AtoN - North cardinal mark
Virtual AIS AtoN - Port hand mark
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