6-57  Section 6 Target Tracking and AIS 
 
 
 
 
 
6.14.2 AIS list 
When the [AIS List] button is clicked on, AIS information is displayed. 
For the AIS list, a standard window and an extended window can be switched alternately. 
To switch to an extended window: Click on the List extension button. 
To switch to a standard window: Click on the List standard button. 
   
The following items are displayed in the AIS list. 
Closest approach distance 
Time up to closest approach distance 
COG or CTW 
COG: Course Over the Ground or CTW: Course Through the Water bearing   
*In ground mode, COG is displayed. In water mode, CTW is displayed. 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
SOG or STW 
SOG: Speed Over the Ground or STW: Speed Through the Water   
*In ground mode, SOG is displayed. In water mode, STW is displayed. 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
Name  Ship name 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
Call Sign  Call sign 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
MMSI  Maritime Mobile Service Identity 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
Source  AIS information source 
- Direct 
- Repeated 
- VTS 
*Displayed when [COG/SOG/Name/Call Sign/MMSI/Source] is selected. 
*Not displayed on the standard window. 
BCR  Bow crossing distance 
*Displayed when [BCR/BCT/BRG/RNG/HDG/POSN/Status] is selected. 
*Not displayed on the standard window. 
BCT  Bow crossing time 
*Displayed when [BCR/BCT/BRG/RNG/HDG/POSN/Status] is selected. 
*Not displayed on the standard window. 
BRG  True direction 
*Displayed when [BCR/BCT/BRG/RNG/HDG/POSN/Status] is selected. 
*Not displayed on the standard window. 
RNG  Distance 
*Displayed when [BCR/BCT/BRG/RNG/HDG/POSN/Status] is selected. 
*Not displayed on the standard window.