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12
AIS - Automatic Identification System
If an AIS device is connected, any targets detected by this devices can be displayed and
tracked. You can also see messages and position for DSC transmitting devices within
range.
AIS targets can be displayed as overlay on radar and chart images, and this feature is an
important tool for safe travelling and collision avoidance.
You can define alarms to notify you if an AIS target gets too close or if the target is lost.
AIS vessels on a chart panel
Target symbols
The NSO-II system use the AIS target symbols shown below:
Symbol
Description
Sleeping AIS target (not moving or at anchor).
Moving and safe AIS target with course extension line.
Dangerous AIS target,
illustrated with bold line.
Lost AIS target.
Selected AIS target,
activated by tapping on a
target symbol.
Viewing information about AIS targets
Selecting single AIS targets
When you tap an AIS icon on the chart or radar
panel the symbol will change to Selected target
symbol, and the vessel name will be displayed.
You can display detailed information for a target
by activating the menu when the target is
selected.
AIS - Automatic Identification System |
AIS vessels on a radar panel
A target is defined as dangerous based on
the CPA and TCPA settings. Refer "Defining
dangerous vessels" on page 73.
When no signals have been received within a
time limit a target will be defined as lost.
The target symbol represents the last valid
position of the target before the reception of
data was lost.
The target will return to default target
symbol when the cursor is moved.
NSO-II Operator Manual
| 71
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