Used by a station mounted on an aid-to-navigation
Note:aka AtoN
See Also:
| Name | NumberOfBits | ArrayLength | Type | Units | Description |
|---|---|---|---|---|---|
| MessageID | 6 | uint | AIS message number. Must be 21 aka 'F' | ||
| RepeatIndicator | 2 | uint | Indicated how many times a message has been repeated 0: default 3: do not repeat any more |
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| UserID | 30 | uint | Unique ship identification number (MMSI) | ||
| type | 5 | uint | IALA type of aid-to-navigation 0: Default, Type of A to N not specified 1: Reference point 2: RACON 3: Off Shore Structure 4: Spare 5: Light, without sectors 6: Light, with sectors 7: Leading Light Front 8: Leading Light Rear 9: Beacon, Cardinal N 10: Beacon, Cardinal E 11: Beacon, Cardinal S 12: Beacon, Cardinal W 13: Beacon, Port hand 14: Beacon, Starbord hand 15: Beacon, Preferred channel port hand 16: Beacon, Preferred channel starboard hand 17: Beacon, Isolated danger 18: Beacon, Safe water 19: Beacon, Special mark 20: Cardinal Mark N 21: Cardinal Mark E 22: Cardinal Mark S 23: Cardinal Mark W 24: Port hand Mark 25: Starbord hand Mark 26: Preferred Channel Port hand 27: Preferred Channel Starboard hand 28: Isolated danger 29: Safe water 30: Special Mark 31: Light Vessel/LANBY |
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| name | 6 | 20 | aisstr6 | Name of the aid-to-navigation | |
| PositionAccuracy | 1 | uint | Accuracy of positioning fixes 0: low (greater than 10 m) 1: high (less than 10 m) |
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| Position_longitude | 28 | decimal | degrees | Location of the vessel East West location | |
| Position_latitude | 27 | decimal | degrees | Location of the vessel North South location | |
| dim | 30 | uint | FIX: break this out. | ||
| FixType | 4 | uint | Type of electronic position fixing device 0: Undefined (default) 1: GPS 2: GLONASS 3: Combined GPS/GLONASS 4: Loran-C 5: Chayka 6: Integrated Navigation System 7: surveyed 8: not used - 8 9: not used - 9 10: not used - 10 11: not used - 11 12: not used - 12 13: not used - 13 14: not used - 14 15: not used - 15 |
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| timestamp | 6 | uint | UTC second when report was generated 61: Positioning system is in manual mode 62: Electronic position fixing system operates in estimated mode 63: Positioning system is inoperative |
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| OffPosition | 1 | bool | True when the AtoN is off station False: On position True: Off position |
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| RegionalApp | 8 | uint | Should be set to zero | ||
| RAIM | 1 | bool | Receiver autonomous integrity monitoring flag False: not in use True: in use |
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| Spare | 3 | uint | Not Used |