Icom IC-M505 Instruction Manual - Icom
ICOM
-UK
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Icom UK - AIS
D. Dynamic information
This data is vital since it is relative to the "real time" movement of the boat.
The dynamic information sent by AIS signals is as follows:
MMSI :
Vessel identifier
ROT (Rate Of Turn):
Rotation speed
Navigation status:
In port, manoeuvring, under sail
Latitude:
1/10,000
th
minute resolution
Longitude::
1/10,000
th
minute resolution
SOG (Speed Over Ground)
Actual speed in 1/10ths of a knot
COG (Course Over Ground):
1/10,000
th
minute resolution
True Heading (Gyro Compass):
Course in degrees
UTC Time for Creation of a Report:
Hours, minutes and seconds
The refreshment time for this information may range from a few minutes to two seconds,
depending on the speed and manoeuvre being undertaken by the boat.
E. Static
information
Every six minutes, additional static information is sent relative to the boat and its
current journey; for example, the name of the vessel, the onboard GPS position,
the destination port, etc.
F. Dynamic and static AIS information
All the static and dynamic data provides detailed knowledge of the data of
nearby ships.
Figure 1: AIS data for a ship as displayed in Plotter software on a PC