IALA

Berthing data

Parameter No of bits Description
Message ID 6 Identifier for Message 6; always 6.
Repeat Indicator 2 Used by the repeater to indicate how many times a message has been repeated.

0 – 3
0 = default
3 = do not repeat anymore

Source ID 30 MMSI number of source station.
Sequence Number 2 0 – 3; refer to ITU-R M.1371-3, Annex 2, § 5.3.1.
Destination ID 30 MMSI number of destination station.
Retransmit Flag 1

 

Retransmit flag should be set upon retransmission.

0 = no retransmission = default
1 = retransmitted.

Spare 1 Not used, set to zero.
IAI 16 DAC = 001; FI = 20
Message Linkage ID 10 A source specific running number, unique across all binary messages equipped with Message Linkage ID. Used to link additional information to the message by a Text Description message. The Message Linkage ID and the first six digits of the source MMSI uniquely identify the sent message.

1 – 1,023
0 = not available = default.

Berth Length 9 Berth length, in 1 metre steps.

1 – 510 metres
511 = 511 metres or greater
0 = undefined = default

Water Depth at Berth 8 Water depth at berth, in 0.1 metre steps.

0.1 – 25.4 metres
255 = 25.5 or greater
0 = undefined = default

Mooring Position 3 0 = undefined = default
1 = port-side to
2 = starboard-side to
3 = Mediterranean mooring
4 = mooring buoy
5 = anchorage
6 -7 (reserved for future use)
Berth Date and Time   UTC Date and Time
UTC Month 4 1 – 12
0 = not available = default
UTC Day 5 1 – 31

0 = not available = default

UTC Hour 5 0 – 23
24 = not available = default
UTC Minute 6 0 – 59
60 = not available = default
Services availability 1 0 = services types unknown = default; set all “Type of Services Available” indicated below to zero.
1 = services types are known; see “Type of Services Available” below.
Type of Services Available 52 Available services at berth. Each service described with 2 bits, coded as:
0 = service not available or requested = default
1 = service available
2 = no data or unknown
3 = not to be used

List of services
1 = agent
2 = bunker/fuel
3 – chandler
4 = stevedore
5 = electrical
6 = potable water
7 = customs house
8 =  cartage
9 =  crane(s)
10 =  lift(s)
11 =  medical facilities
12 =  navigation repair
13 =  provisions
14 =  ship repair
15 =  surveyor
16 =  steam
17 =  tugs
18 =  waste disposal (solid)
19 =  waste disposal (liquid)
20 =  waste disposal (hazardous)
21 =  reserved  ballast exchange
22 =  additional services are also available
23 – 24   (reserved for regional use)
25 – 26   (reserved for future use)

Name of Berth 120 20 characters 6 bits ASCII, as defined in ITU-R M. 1371-3, Table 44.
Centre position of Berth,

Longitude

25 Longitude in 1/1,000 min, ±180 degrees as per 2’s complement (East = positive, West = negative).

181 = not available = default

Centre position of Berth, Latitude 24 Latitude in 1/1,000 min, ±90 degrees as per 2’s complement (North = positive, South = negative).

91 degrees = not available = default

Spare 0 Not used. Set to zero.
Total 360 Occupies 2 slots