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December 18th 2018 - 05:33

AIS Message Type 3

Ship static and voyage related data.

This is the third-most common AIS message type. Due to its length it is generally a 2-part message.
Position in BitVector
Description
1-6
Message Type
7-8
Repeat Indicator
9-38
userID (MMSI)
39-40
AIS Version
41-70
IMO Number
71-112
Call Sign
113-232
Vessel Name
233-240
Ship Type (see table below)
241-249
Dimension to Bow (m)
250-258
Dimension to Stern (m)
259-264
Dimension to Port (m)
265-270
Dimension to Starboard (m)
271-274
Position Fix Type (see table below)
275-294
ETA at destination (MMDDHHMM)
295-302
Draught (m)
303-422
Destination
423-423
DTE
424-424
spare

Ship Type Codes

The following ship type codes are used to to classify various vessels based on the contents of AIS message type 5:
Code
Ship & Cargo Classification
20
Wing in ground (WIG), all ships of this type
21
Wing in ground (WIG), Hazardous category A
22
Wing in ground (WIG), Hazardous category B
23
Wing in ground (WIG), Hazardous category C
24
Wing in ground (WIG), Hazardous category D
25
Wing in ground (WIG), Reserved for future use
26
Wing in ground (WIG), Reserved for future use
27
Wing in ground (WIG), Reserved for future use
28
Wing in ground (WIG), Reserved for future use
29
Wing in ground (WIG), Reserved for future use
30
Fishing
31
Towing
32
Towing: length exceeds 200m or breadth exceeds 25m
33
Dredging or underwater ops
34
Diving ops
35
Military Ops
36
Sailing
37
Pleasure Craft
38
Reserved
39
Reserved
40
High speed craft (HSC), all ships of this type
41
High speed craft (HSC), Hazardous category A
42
High speed craft (HSC), Hazardous category B
43
High speed craft (HSC), Hazardous category C
44
High speed craft (HSC), Hazardous category D
45
High speed craft (HSC), Reserved for future use
46
High speed craft (HSC), Reserved for future use
47
High speed craft (HSC), Reserved for future use
48
High speed craft (HSC), Reserved for future use
49
High speed craft (HSC), No additional information
50
Pilot Vessel
51
Search and Rescue vessel
52
Tug
53
Port Tender
54
Anti-pollution equipment
55
Law Enforcement
56
Spare - Local Vessel
57
Spare - Local Vessel
58
Medical Transport
59
Ship according to RR Resolution No. 18
60
Passenger, all ships of this type
61
Passenger, Hazardous category A
62
Passenger, Hazardous category B
63
Passenger, Hazardous category C
64
Passenger, Hazardous category D
65
Passenger, Reserved for future use
66
Passenger, Reserved for future use
67
Passenger, Reserved for future use
68
Passenger, Reserved for future use
69
Passenger, No additional information
70
Cargo, all ships of this type
71
Cargo, Hazardous category A
72
Cargo, Hazardous category B
73
Cargo, Hazardous category C
74
Cargo, Hazardous category D
75
Cargo, Reserved for future use
76
Cargo, Reserved for future use
77
Cargo, Reserved for future use
78
Cargo, Reserved for future use
79
Cargo, No additional information
80
Tanker, all ships of this type
81
Tanker, Hazardous category A
82
Tanker, Hazardous category B
83
Tanker, Hazardous category C
84
Tanker, Hazardous category D
85
Tanker, Reserved for future use
86
Tanker, Reserved for future use
87
Tanker, Reserved for future use
88
Tanker, Reserved for future use
89
Tanker, No additional information
90
Other Type, all ships of this type
91
Other Type, Hazardous category A
92
Other Type, Hazardous category B
93
Other Type, Hazardous category C
94
Other Type, Hazardous category D
95
Other Type, Reserved for future use
96
Other Type, Reserved for future use
97
Other Type, Reserved for future use
98
Other Type, Reserved for future use
99
Other Type, No additional information


Position Fix Types

The following position fix type codes are used to to classify the method used to fix geographic position about the vessel based on the contents of AIS message type 5:
Code
Position Fix Type
0
Undefined
1
GPS
2
GLONASS
3
combines GPS/GLONASS
4
Loran-C
5
Chayka
6
Integrated navigation system
7
Surveyed



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