Extended ship static and voyage related data

Introduction/Additional information: 

This message should be used by a ship to report the height over keel. Attributes: broadcast, ship transmitting, no acknowledgement.

Registrant: 
IMO Circ. 236
Message number: 
8
DAC: 
1
FI: 
15
State: 
deprecated
Number of slots (max): 
1
Permitted as from: 
19/05/2004
Not to be used after: 
01/01/2013
Details: 
 Parameter    No. of bits    Description  
 Message ID   6  Identifier for Message 8 ; always 8
 Repeat Indicator   2  Used by the repeater to indicate how many times a  
       message has been repeated.  
 Source ID   30  Name of source station  
 Spare   2  Not used. Should be set to zero.  
 IAI   16  DAC =001
FI=15
 Air Draught   11  in 1/10 m, 2047 = height over keel 204,.7 m or greater, 0 = not available =  
       default  
 Spare   5  Not used. Should be set to zero.  
 Total Number of Bits   72  This message uses one slot