Viewing Ais Target Information - Raymarine C140w User Reference Handbook

10.8 Viewing AIS target information

You can display information relating to individual AIS targets.
When a target is highlighted with the cursor, the softkeys change
to allow you to select the following options:
• AIS vectors.
• AIS safety critical data.
• AIS list.
• Full AIS data.
AIS target symbols
Your multifunction display shows a range of symbols to represent
the different types of AIS target.
Target type Description
Transmitting target Target not activated,
dangerous or lost.
Target is moving or at
anchor.
Activated target Target activated —
that is, AIS vector
displayed. Vector
line (optional) shows
predicted distance
travelled within a given
time.
Target selected with
Selected target
cursor. Can activate the
target and view detailed
data.
Using AIS
Target type
Dangerous target
Uncertain target
Lost target
Buddy target
Symbol
Displaying detailed AIS target information
In the chart or radar application:
1. If the chart page is displayed, press the AIS OPTIONS softkey
2. Press the TARGET TRACKING softkey.
3. Press the AIS LIST softkey.
4. Press the VIEW FULL AIS DATA softkey.
Note: You can also display full AIS information by moving the
cursor over the relevant target in the chart or radar pages, and
pressing the VIEW FULL AIS DATA softkey.
Description
Targets within specified
distance (CPA) or time
(TCPA). Dangerous
target alarm sounds if
enabled. Target flashes.
Calculated CPA/TCPA
value uncertain.
When signal of
dangerous target not
received for 20 seconds.
Target in latest predicted
position. Alarms sounds
if enabled. Target
flashes.
Target has previously
been added to the Buddy
List.
(or RADAR AND AIS softkey if Radar Overlay is ON).
Symbol
139