This program can understand a number of N2K messages. What follows is an explanation of the messages that it understands. First is a list of completely understood messages, as far as I can tell. What follows is a list of messages that contain important fields that are unknown, or even completely unknown content. If you happen to know more, please tell me! _______ Complete PGNs _________ PGN: 59392 - ISO Acknowledgement Field #1: Control Bits: 8 Type: Lookup table Lookup: 0=ACK Lookup: 1=NACK Lookup: 2=NACK(Security) Lookup: 3=Cannot Respond Now Field #2: Group Function Bits: 8 Field #3: Reserved - Reserved Bits: 24 Field #4: PGN - Parameter Group Number of requested information Bits: 24 PGN: 59904 - ISO Request Field #1: PGN Bits: 24 Type: Integer PGN: 127258 - Magnetic Variation Field #1: SID Bits: 8 Field #2: Source Bits: 4 Type: Lookup table Lookup: 0=Manual entry Lookup: 5=WMM2005 Field #3: Reserved - Reserved Bits: 4 Type: Binary data Field #4: Age of service - Days since January 1, 1970 Bits: 16 Type: Date Field #5: Variation Bits: 16 Type: Degrees PGN: 127505 - Fluid Level Field #1: Instance Bits: 4 Field #2: Type Bits: 4 Type: Lookup table Lookup: 0=Fuel Lookup: 1=Water Lookup: 2=Gray water Lookup: 3=Live well Lookup: 4=Oil Lookup: 5=Black water Field #3: Level Bits: 16 Units: % Resolution: 0.004 Field #4: Capacity Bits: 32 Units: L Resolution: 0.1 PGN: 128259 - Speed Field #1: SID Bits: 8 Field #2: Speed Bits: 16 Units: m/s Resolution: 0.01 Field #3: SOG Bits: 16 Units: m/s Resolution: 0.01 PGN: 128267 - Water Depth Field #1: SID Bits: 8 Field #2: Depth - Depth below transducer Bits: 32 Units: m Resolution: 0.01 Field #3: Offset - Distance between transducer and surface (positive) or keel (negative) Bits: 16 Units: m Resolution: 0.001 PGN: 128275 - Distance Log Field #1: Date - Days since January 1, 1970 Bits: 16 Type: Date Field #2: Time - Seconds since midnight, range allows for leap seconds Bits: 32 Type: Time Field #3: Log - Total cumulative distance Bits: 32 Units: m Resolution: 0.001 Field #4: Trip Log - Distance since last reset Bits: 32 Units: m Resolution: 0.001 PGN: 129025 - Position, Rapid Update Field #1: Latitude - Positive is North, 10e-7 degrees Bits: 32 Type: Latitude Field #2: Longitude - Positive is East, 10e-7 degrees Bits: 32 Type: Longitude PGN: 129026 - COG & SOG, Rapid Update Field #1: SID Bits: 8 Field #2: COG Reference Bits: 2 Type: Lookup table Lookup: 0=True Lookup: 1=Magnetic? Field #3: Reserved - Reserved Bits: 6 Type: Binary data Field #4: COG Bits: 16 Type: Degrees Field #5: SOG Bits: 16 Units: m/s Resolution: 0.01 Field #6: Reserved - Reserved Bits: 16 Type: Binary data PGN: 129029 - GNSS Position Data Field #1: SID Bits: 8 Field #2: Date - Days since January 1, 1970 Bits: 16 Type: Date Field #3: Time - Seconds since midnight, range allows for leap seconds, resolution 100 microseconds Bits: 32 Type: Time Field #4: Latitude - Positive is North, 10e-16 degrees Bits: 64 Type: Latitude Field #5: Longitude - Positive is East, 10e-16 degreess Bits: 64 Type: Longitude Field #6: Altitude Bits: 64 Units: m Resolution: 1e-006 Field #7: GNSS type Bits: 4 Type: Lookup table Lookup: 0=Undefined Lookup: 1=GPS Lookup: 2=GLONASS Lookup: 3=GPS+GLONASS Lookup: 4=Loran-C Lookup: 5=Chayka Lookup: 6=integrated Lookup: 7=surveyed Lookup: 8=Galileo Field #8: Method Bits: 4 Type: Lookup table Lookup: 0=No GNSS Lookup: 1=GNSS fix Lookup: 2=DGNSS fix Lookup: 6=Estimated Field #9: Integrity - 0=No integrity checking,1=Integrity checking Bits: 2 Field #10: Reserved - Reserved Bits: 6 Type: Binary data Field #11: Number of SVs - Number of satellites used in solution Bits: 8 Field #12: HDOP - Horizontal dilution of precision Bits: 16 Resolution: 0.01 Field #13: PDOP - Probable dilution of precision Bits: 16 Resolution: 0.01 Field #14: Geoidal Separation - Geoidal Separation Bits: 16 Resolution: 0.01 PGN: 129033 - Time & Date Field #1: Date - Days since January 1, 1970 Bits: 16 Type: Date Field #2: Time - Seconds since midnight, range allows for leap seconds, resolution 100 microseconds Bits: 32 Type: Time PGN: 129039 - AIS Class B Position Report Field #1: Message ID Bits: 6 Field #2: Repeat Indicator Bits: 2 Type: Lookup table Lookup: 0=Initial Lookup: 1=First retransmission Lookup: 2=Second retransmission Lookup: 3=Final retransmission Field #3: MMSI Bits: 32 Type: Integer Field #4: Longitude - Positive is North, 10e-7 degrees Bits: 32 Type: Longitude Field #5: Latitude - Positive is East, 10e-7 degrees Bits: 32 Type: Latitude Field #6: Position Accuracy Bits: 1 Type: Lookup table Lookup: 0=Low Lookup: 1=High Field #7: RAIM Bits: 1 Type: Lookup table Lookup: 0=not in use Lookup: 1=in use Field #8: Time Stamp - 0-59 = UTC second when the report was generated Bits: 6 Type: Lookup table Lookup: 60=Not available Lookup: 61=Manual input mode Lookup: 62=Dead reckoning mode Lookup: 63=Positioning system is inoperative Field #9: COG Bits: 16 Type: Degrees Field #10: SOG Bits: 16 Units: m/s Resolution: 0.01 Field #11: Communication State - Information used by the TDMA slot allocation algorithm and synchronization information Bits: 19 Type: Integer Field #12: AIS Transceiver information Bits: 5 Type: Lookup table Lookup: 0=Channel A VDL reception Lookup: 1=Channel B VCL reception Lookup: 2=Channel A VDL transmission Lookup: 3=Channel B VDL transmission Lookup: 4=Own information not broadcast Field #13: True Heading Bits: 16 Type: Degrees Field #14: Regional Application Bits: 8 Field #15: Regional Application Bits: 2 Field #16: Unit type Bits: 1 Type: Lookup table Lookup: 0=SOTDMA Lookup: 1=CS Field #17: Integrated Display - Whether the unit can show messages 12 and 14 Bits: 1 Type: Lookup table Lookup: 0=No Lookup: 1=Yes Field #18: DSC Bits: 1 Type: Lookup table Lookup: 0=No Lookup: 1=Yes Field #19: Band Bits: 1 Type: Lookup table Lookup: 0=top 525 kHz of marine band Lookup: 1=entire marine band Field #20: Can handle Msg 22 - Whether device supports message 22 Bits: 1 Type: Lookup table Lookup: 0=No Lookup: 1=Yes Field #21: AIS mode Bits: 1 Type: Lookup table Lookup: 0=Autonomous Lookup: 1=Assigned Field #22: AIS communication state Bits: 1 Type: Lookup table Lookup: 0=SOTDMA Lookup: 1=ITDMA PGN: 129040 - AIS Class B Extended Position Report Field #1: Message ID Bits: 6 Field #2: Repeat Indicator Bits: 2 Type: Lookup table Lookup: 0=Initial Lookup: 1=First retransmission Lookup: 2=Second retransmission Lookup: 3=Final retransmission Field #3: MMSI Bits: 32 Type: Integer Field #4: Longitude - Positive is North, 10e-7 degrees Bits: 32 Type: Longitude Field #5: Latitude - Positive is East, 10e-7 degrees Bits: 32 Type: Latitude Field #6: Position Accuracy Bits: 1 Type: Lookup table Lookup: 0=low accuracy > 10m Lookup: 1=high accuracy < 10m such as DGNSS Field #7: AIS RAIM flag Bits: 1 Type: Lookup table Lookup: 0=RAIM not in use Lookup: 1=RAIM in use Field #8: Time Stamp - 0-59 = UTC second when the report was generated Bits: 6 Type: Lookup table Lookup: 60=time stamp not available Lookup: 61=positioning system is in manual input mode Lookup: 62=dead reckoning mode Lookup: 63=positioning system is inoperative Field #9: COG Bits: 16 Type: Degrees Field #10: SOG Bits: 16 Units: m/s Resolution: 0.01 Field #11: Regional Application Bits: 8 Field #12: Regional Application Bits: 4 Field #13: Reserved - NMEA reserved to align next data on byte boundary Bits: 4 Type: Binary data Field #14: Type of ship Bits: 8 Type: Lookup table Lookup: 0=unavailable Lookup: 20=Wing In Ground Lookup: 29=Wing In Ground (no other information) Lookup: 30=Fishing Lookup: 31=Towing Lookup: 32=Towing exceeds 200m or wider than 25m Lookup: 33=Engaged in dredging or underwater operations Lookup: 34=Engaged in diving operations Lookup: 35=Engaged in military operations Lookup: 36=Sailing Lookup: 37=Pleasure Lookup: 40=High speed craft Lookup: 71=High speed craft carrying dangerous goods Lookup: 72=High speed craft hazard cat B Lookup: 73=High speed craft hazard cat C Lookup: 74=High speed craft hazard cat D Lookup: 79=High speed craft (no additional information) Lookup: 50=Pilot vessel Lookup: 51=SAR Lookup: 52=Tug Lookup: 53=Port tender Lookup: 54=Anti-pollution Lookup: 55=Law enforcement Lookup: 56=Spare Lookup: 57=Spare #2 Lookup: 58=Medical Lookup: 59=RR Resolution No.18 Lookup: 60=Passenger ship Lookup: 69=Passenger ship (no additional information) Lookup: 70=Cargo ship Lookup: 71=Cargo ship carrying dangerous goods Lookup: 72=Cargo ship hazard cat B Lookup: 73=Cargo ship hazard cat C Lookup: 74=Cargo ship hazard cat D Lookup: 79=Cargo ship (no additional information) Lookup: 80=Tanker Lookup: 81=Tanker carrying dangerous goods Lookup: 82=Tanker hazard cat B Lookup: 83=Tanker hazard cat C Lookup: 84=Tanker hazard cat D Lookup: 89=Tanker (no additional information) Lookup: 90=Other Lookup: 91=Other carrying dangerous goods Lookup: 92=Other hazard cat B Lookup: 93=Other hazard cat C Lookup: 94=Other hazard cat D Lookup: 99=Other (no additional information) Field #15: True Heading Bits: 16 Type: Degrees Field #16: Reserved Bits: 4 Type: Binary data Field #17: GNSS type Bits: 4 Type: Lookup table Lookup: 0=undefined Lookup: 1=GPS Lookup: 2=GLONASS Lookup: 3=GPS+GLONASS Lookup: 4=Loran-C Lookup: 5=Chayka Lookup: 6=integrated Lookup: 7=surveyed Lookup: 8=Galileo Field #18: Length Bits: 16 Units: m Resolution: 0.1 Field #19: Beam Bits: 16 Units: m Resolution: 0.1 Field #20: Position reference from Starboard Bits: 16 Units: m Resolution: 0.1 Field #21: Position reference from Bow Bits: 16 Units: m Resolution: 0.1 Field #22: Name - 0=unavailable Bits: 160 Type: ASCII text Field #23: DTE Bits: 1 Type: Lookup table Lookup: 0=Available Lookup: 1=Not available Field #24: AIS mode Bits: 1 Field #25: Reserved Bits: 4 Type: Binary data Field #26: Transceiver information Bits: 5 Type: Lookup table Lookup: 0=Channel A VDL reception Lookup: 1=Channel B VCL reception Lookup: 2=Channel A VDL transmission Lookup: 3=Channel B VDL transmission Lookup: 4=Own information not broadcast PGN: 129539 - GNSS DOPs Field #1: SID Bits: 8 Field #2: Desired Mode Bits: 3 Type: Lookup table Lookup: 0=1D Lookup: 1=2D Lookup: 2=3D Lookup: 3=Auto Lookup: 4=Reserved Lookup: 5=Reserved Lookup: 6=Error Field #3: Actual Mode Bits: 3 Type: Lookup table Lookup: 0=1D Lookup: 1=2D Lookup: 2=3D Lookup: 3=Auto Lookup: 4=Reserved Lookup: 5=Reserved Lookup: 6=Error Field #4: Reserved - Reserved Bits: 2 Type: Binary data Field #5: HDOP - Horizontal dilution of precision Bits: 16 Resolution: 0.01 Field #6: VDOP - Vertical dilution of precision Bits: 16 Resolution: 0.01 Field #7: TDOP - Time dilution of precision Bits: 16 Resolution: 0.01 PGN: 129540 - GNSS Sats in View Field #1: SID Bits: 8 Field #2: Mode Bits: 2 Type: Lookup table Lookup: 3=Range residuals used to calculate position Field #3: Reserved - Reserved Bits: 6 Type: Binary data Field #4: Sats in View Bits: 8 Field #5: Sat # Bits: 8 Field #6: Elevation Bits: 16 Type: Degrees Field #7: Azimuth Bits: 16 Type: Degrees Field #8: SNR Bits: 16 Units: dB Resolution: 0.01 Field #9: Range residuals Bits: 32 Field #10: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #11: Reserved - Reserved Bits: 4 Type: Binary data Field #12: Sat # Bits: 8 Field #13: Elevation Bits: 16 Type: Degrees Field #14: Azimuth Bits: 16 Type: Degrees Field #15: SNR Bits: 16 Units: dB Resolution: 0.01 Field #16: Range residuals Bits: 32 Field #17: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #18: Reserved - Reserved Bits: 4 Type: Binary data Field #19: Sat # Bits: 8 Field #20: Elevation Bits: 16 Type: Degrees Field #21: Azimuth Bits: 16 Type: Degrees Field #22: SNR Bits: 16 Units: dB Resolution: 0.01 Field #23: Range residuals Bits: 32 Field #24: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #25: Reserved - Reserved Bits: 4 Type: Binary data Field #26: Sat # Bits: 8 Field #27: Elevation Bits: 16 Type: Degrees Field #28: Azimuth Bits: 16 Type: Degrees Field #29: SNR Bits: 16 Units: dB Resolution: 0.01 Field #30: Range residuals Bits: 32 Field #31: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #32: Reserved - Reserved Bits: 4 Type: Binary data Field #33: Sat # Bits: 8 Field #34: Elevation Bits: 16 Type: Degrees Field #35: Azimuth Bits: 16 Type: Degrees Field #36: SNR Bits: 16 Units: dB Resolution: 0.01 Field #37: Range residuals Bits: 32 Field #38: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #39: Reserved - Reserved Bits: 4 Type: Binary data Field #40: Sat # Bits: 8 Field #41: Elevation Bits: 16 Type: Degrees Field #42: Azimuth Bits: 16 Type: Degrees Field #43: SNR Bits: 16 Units: dB Resolution: 0.01 Field #44: Range residuals Bits: 32 Field #45: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #46: Reserved - Reserved Bits: 4 Type: Binary data Field #47: Sat # Bits: 8 Field #48: Elevation Bits: 16 Type: Degrees Field #49: Azimuth Bits: 16 Type: Degrees Field #50: SNR Bits: 16 Units: dB Resolution: 0.01 Field #51: Range residuals Bits: 32 Field #52: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #53: Reserved - Reserved Bits: 4 Type: Binary data Field #54: Sat # Bits: 8 Field #55: Elevation Bits: 16 Type: Degrees Field #56: Azimuth Bits: 16 Type: Degrees Field #57: SNR Bits: 16 Units: dB Resolution: 0.01 Field #58: Range residuals Bits: 32 Field #59: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #60: Reserved - Reserved Bits: 4 Type: Binary data Field #61: Sat # Bits: 8 Field #62: Elevation Bits: 16 Type: Degrees Field #63: Azimuth Bits: 16 Type: Degrees Field #64: SNR Bits: 16 Units: dB Resolution: 0.01 Field #65: Range residuals Bits: 32 Field #66: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #67: Reserved - Reserved Bits: 4 Type: Binary data Field #68: Sat # Bits: 8 Field #69: Elevation Bits: 16 Type: Degrees Field #70: Azimuth Bits: 16 Type: Degrees Field #71: SNR Bits: 16 Units: dB Resolution: 0.01 Field #72: Range residuals Bits: 32 Field #73: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #74: Reserved - Reserved Bits: 4 Type: Binary data Field #75: Sat # Bits: 8 Field #76: Elevation Bits: 16 Type: Degrees Field #77: Azimuth Bits: 16 Type: Degrees Field #78: SNR Bits: 16 Units: dB Resolution: 0.01 Field #79: Range residuals Bits: 32 Field #80: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #81: Reserved - Reserved Bits: 4 Type: Binary data Field #82: Sat # Bits: 8 Field #83: Elevation Bits: 16 Type: Degrees Field #84: Azimuth Bits: 16 Type: Degrees Field #85: SNR Bits: 16 Units: dB Resolution: 0.01 Field #86: Range residuals Bits: 32 Field #87: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #88: Reserved - Reserved Bits: 4 Type: Binary data Field #89: Sat # Bits: 8 Field #90: Elevation Bits: 16 Type: Degrees Field #91: Azimuth Bits: 16 Type: Degrees Field #92: SNR Bits: 16 Units: dB Resolution: 0.01 Field #93: Range residuals Bits: 32 Field #94: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #95: Reserved - Reserved Bits: 4 Type: Binary data Field #96: Sat # Bits: 8 Field #97: Elevation Bits: 16 Type: Degrees Field #98: Azimuth Bits: 16 Type: Degrees Field #99: SNR Bits: 16 Units: dB Resolution: 0.01 Field #100: Range residuals Bits: 32 Field #101: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #102: Reserved - Reserved Bits: 4 Type: Binary data Field #103: Sat # Bits: 8 Field #104: Elevation Bits: 16 Type: Degrees Field #105: Azimuth Bits: 16 Type: Degrees Field #106: SNR Bits: 16 Units: dB Resolution: 0.01 Field #107: Range residuals Bits: 32 Field #108: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #109: Reserved - Reserved Bits: 4 Type: Binary data Field #110: Sat # Bits: 8 Field #111: Elevation Bits: 16 Type: Degrees Field #112: Azimuth Bits: 16 Type: Degrees Field #113: SNR Bits: 16 Units: dB Resolution: 0.01 Field #114: Range residuals Bits: 32 Field #115: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #116: Reserved - Reserved Bits: 4 Type: Binary data Field #117: Sat # Bits: 8 Field #118: Elevation Bits: 16 Type: Degrees Field #119: Azimuth Bits: 16 Type: Degrees Field #120: SNR Bits: 16 Units: dB Resolution: 0.01 Field #121: Range residuals Bits: 32 Field #122: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #123: Reserved - Reserved Bits: 4 Type: Binary data Field #124: Sat # Bits: 8 Field #125: Elevation Bits: 16 Type: Degrees Field #126: Azimuth Bits: 16 Type: Degrees Field #127: SNR Bits: 16 Units: dB Resolution: 0.01 Field #128: Range residuals Bits: 32 Field #129: Status Bits: 4 Type: Lookup table Lookup: 0=Not tracked Lookup: 1=Tracked Lookup: 2=Used Lookup: 3=Not tracked+Diff Lookup: 4=Tracked+Diff Lookup: 5=Used+Diff Field #130: Reserved - Reserved Bits: 4 Type: Binary data PGN: 129794 - AIS Class A Static and Voyage Related Data Field #1: Message ID - 5=Class A Ship Static and Voyage data Bits: 6 Field #2: Repeat indicator Bits: 2 Type: Lookup table Lookup: 0=default Lookup: 1=first repeat Lookup: 2=2nd repeat Lookup: 3=repeat no more Field #3: MMSI - MMSI number Bits: 32 Type: Integer Field #4: IMO number - 0=unavailable Bits: 32 Type: Integer Field #5: Callsign - 0=unavailable Bits: 56 Type: ASCII text Field #6: Name - 0=unavailable Bits: 160 Type: ASCII text Field #7: Type of ship Bits: 8 Type: Lookup table Lookup: 0=unavailable Lookup: 20=Wing In Ground Lookup: 29=Wing In Ground (no other information) Lookup: 30=Fishing Lookup: 31=Towing Lookup: 32=Towing exceeds 200m or wider than 25m Lookup: 33=Engaged in dredging or underwater operations Lookup: 34=Engaged in diving operations Lookup: 35=Engaged in military operations Lookup: 36=Sailing Lookup: 37=Pleasure Lookup: 40=High speed craft Lookup: 71=High speed craft carrying dangerous goods Lookup: 72=High speed craft hazard cat B Lookup: 73=High speed craft hazard cat C Lookup: 74=High speed craft hazard cat D Lookup: 79=High speed craft (no additional information) Lookup: 50=Pilot vessel Lookup: 51=SAR Lookup: 52=Tug Lookup: 53=Port tender Lookup: 54=Anti-pollution Lookup: 55=Law enforcement Lookup: 56=Spare Lookup: 57=Spare #2 Lookup: 58=Medical Lookup: 59=RR Resolution No.18 Lookup: 60=Passenger ship Lookup: 69=Passenger ship (no additional information) Lookup: 70=Cargo ship Lookup: 71=Cargo ship carrying dangerous goods Lookup: 72=Cargo ship hazard cat B Lookup: 73=Cargo ship hazard cat C Lookup: 74=Cargo ship hazard cat D Lookup: 79=Cargo ship (no additional information) Lookup: 80=Tanker Lookup: 81=Tanker carrying dangerous goods Lookup: 82=Tanker hazard cat B Lookup: 83=Tanker hazard cat C Lookup: 84=Tanker hazard cat D Lookup: 89=Tanker (no additional information) Lookup: 90=Other Lookup: 91=Other carrying dangerous goods Lookup: 92=Other hazard cat B Lookup: 93=Other hazard cat C Lookup: 94=Other hazard cat D Lookup: 99=Other (no additional information) Field #8: Length Bits: 16 Units: m Resolution: 0.1 Field #9: Beam Bits: 16 Units: m Resolution: 0.1 Field #10: Position reference from Starboard Bits: 16 Units: m Resolution: 0.1 Field #11: Position reference from Bow Bits: 16 Units: m Resolution: 0.1 Field #12: ETA date Bits: 16 Type: Date Field #13: ETA time Bits: 32 Type: Time Field #14: Draught Bits: 16 Units: m Resolution: 0.01 Field #15: Destination - 0=unavailable Bits: 160 Type: ASCII text Field #16: AIS version indicator Bits: 2 Type: Lookup table Lookup: 0=ITU-R M.1371-1 Lookup: 1=ITU-R M.1371-3 Lookup: 2=Future Lookup: 3=Future Field #17: GNSS type Bits: 4 Type: Lookup table Lookup: 0=undefined Lookup: 1=GPS Lookup: 2=GLONASS Lookup: 3=GPS+GLONASS Lookup: 4=Loran-C Lookup: 5=Chayka Lookup: 6=integrated Lookup: 7=surveyed Lookup: 8=Galileo Field #18: DTE - 0=available;1=not available Bits: 1 Field #19: Reserved - reserved Bits: 1 Type: Binary data Field #20: AIS Transceiver information Bits: 5 Type: Lookup table Lookup: 0=Channel A VDL reception Lookup: 1=Channel B VCL reception Lookup: 2=Channel A VDL transmission Lookup: 3=Channel B VDL transmission Lookup: 4=Own information not broadcast PGN: 130306 - Wind Data Field #1: SID Bits: 8 Field #2: Wind Speed Bits: 16 Units: m/s Resolution: 0.01 Field #3: Wind Angle Bits: 16 Units: degrees Type: Degrees Field #4: Reference Bits: 3 Type: Lookup table Lookup: 1=Ground+SOG+True Lookup: 2=Ground+SOG+Magnetic Lookup: 3=Apparent Lookup: 4=True Boat+SOG Lookup: 5=True boat PGN: 130310 - Environmental Parameters Field #1: SID Bits: 8 Field #2: Water Temperature Bits: 16 Units: K Type: Temperature Field #3: Ambient Temperature Bits: 16 Units: K Type: Temperature Field #4: Air Pressure Bits: 16 Units: _______ Incomplete PGNs _________ PGN: 60928 - ISO Address Claim Field #1: A Bits: 8 Field #2: B Bits: 8 Field #3: C Bits: 8 Field #4: D Bits: 8 Field #5: Instance Bits: 8 Field #6: Device Class Bits: 8 Field #7: Function code Bits: 8 Field #8: H Bits: 8 PGN: 61184 - ISO: Manu. Proprietary single-frame addressed PGN: 65240 - ISO Address Command PGN: 65280 - ISO: Manu. Proprietary single-frame non-addressed PGN: 65285 - Furuno: Boot State Acknowledgement PGN: 65287 - Furuno: Access Level PGN: 65302 - Simnet: 65302 PGN: 65305 - Simnet: 65305 PGN: 65320 - Simnet: 65320 PGN: 65323 - Simnet: 65323 PGN: 65340 - Simnet: 65340 PGN: 65341 - Simnet: 65341 PGN: 65410 - Airmar: Device Information Field #1: A Bits: 16 Field #2: SID Bits: 8 Field #3: Internal Device Temperature Bits: 16 Units: K Type: Temperature Field #4: Supply Voltage Bits: 16 Units: V Resolution: 0.01 PGN: 65420 - Simnet: 65420 PGN: 65421 - Simnet: 65421 PGN: 126208 - NMEA Request/Command/Acknowledge Field #1: Function Code - 1 = command PGN Bits: 8 Field #2: Commanded PGN - PGN to set Bits: 24 Field #3: Priority - 8 = leave priority unchanged Bits: 4 Field #4: Unused Bits: 4 Field #5: # of Commanded Parameters - How many parameter pairs will follow Bits: 8 Field #6: Parameter 1 Index - First parameter index Bits: 8 Field #7: Parameter 1 Value - First parameter new value Bits: 16 Field #8: Parameter 2 Index - 2nd parameter index Bits: 8 Field #9: Parameter 2 Value - 2nd parameter new value Bits: 16 Field #10: Parameter 3 Index - 3rd parameter index Bits: 8 Field #11: Parameter 3 Value - 3rd parameter new value Bits: 16 PGN: 126270 - Maretron: Slave Response Field #1: Vendor ID + Industry Code - Will be 0x9889 Bits: 16 Field #2: Product code - 0x1b2=SSC200 Bits: 16 Field #3: Software code Bits: 16 Field #4: Command - 0x50=Deviation calibration result Bits: 8 Field #5: Status Bits: 8 PGN: 126464 - PGN List (Transmit and Receive) PGN: 126720 - Furuno: Addressable Multi-Frame PGN: 126992 - System Time Field #1: SID Bits: 8 Field #2: Source - 0 = GPS Bits: 4 Field #3: Reserved - Reserved Bits: 4 Type: Binary data Field #4: Date - Days since January 1, 1970 Bits: 16 Type: Date Field #5: Time - 0 = midnight, range allows for leap seconds, resolution 100 microseconds Bits: 32 Type: Time PGN: 126996 - Product Information Field #1: Version Bits: 16 Field #2: Serial # Bits: 16 Field #3: Name Bits: 256 Type: ASCII text Field #4: Software Version Bits: 320 Type: ASCII text Field #5: Model Bits: 192 Type: ASCII text Field #6: Serial # Bits: 256 Type: ASCII text Field #7: A Bits: 8 Field #8: B Bits: 8 PGN: 126998 - Configuration Information Field #1: Station ID Bits: 16 Field #2: Station Name Bits: 16 Field #3: A Bits: 16 Field #4: Manufacturer Bits: 288 Type: ASCII text Field #5: Installation Description #1 Bits: 16 Field #6: Installation Description #2 Bits: 16 PGN: 126720 - Maretron: Configuration PGN: 127237 - Heading/Track control PGN: 127245 - Rudder Field #1: Instance Bits: 8 Field #2: Direction Order Bits: 2 Field #3: Reserved - Reserved Bits: 6 Type: Binary data Field #4: Angle Order Bits: 16 Type: Degrees Field #5: Position Bits: 16 Type: Degrees PGN: 127250 - Vessel Heading Field #1: SID Bits: 8 Field #2: Heading - 0..2*pi, resolution = 0.0001 Bits: 16 Type: Degrees Field #3: Deviation Bits: 16 Type: Degrees Field #4: Variation - -pi..pi, resolution = 0.0001 Bits: 16 Type: Degrees Field #5: Reference Bits: 3 Type: Lookup table Lookup: 0=True Lookup: 1=Magnetic PGN: 127251 - Rate of Turn Field #1: SID Bits: 8 Field #2: Rate - degrees/s, resolution = 1e-8 Bits: 32 Resolution: 5.72958e-007 PGN: 127257 - Attitude Field #1: SID Bits: 8 Field #2: Yaw - -pi..pi, resolution = 0.0001 Bits: 16 Type: Degrees Field #3: Pitch - -pi..pi, resolution = 0.0001 Bits: 16 Type: Degrees Field #4: Roll - -pi..pi, resolution = 0.0001 Bits: 16 Type: Degrees PGN: 127488 - Engine Parameters, Rapid Update PGN: 127489 - Engine Parameters, Dynamic PGN: 127493 - Transmission Parameters, Dynamic PGN: 127497 - Trip Parameters, Engine PGN: 127498 - Engine Parameters, Static PGN: 127501 - Binary Switch Bank Status PGN: 127502 - Switch Bank Control PGN: 127503 - AC Input Status PGN: 127504 - AC Output Status PGN: 127506 - DC Detailed Status PGN: 127507 - Charger Status PGN: 127508 - Battery Status PGN: 127509 - Inverter Status PGN: 127510 - Charger Configuration Status PGN: 127511 - Battery Configuration Status PGN: 127512 - AGS Configuration Status PGN: 127513 - Inverter Configuration Status PGN: 127514 - AGS Status PGN: 128520 - Tracked Target Data PGN: 129027 - Position Delta, Rapid Update PGN: 129028 - Altitude Delta, Rapid Update PGN: 129034 - Datum Field #1: Local Datum - defined in IHO Publication S-60 Bits: 8 Field #2: Delta Latitude - Positive is East, 10e-7 degrees Bits: 32 Type: Latitude Field #3: Delta Longitude - Positive is North, 10e-7 degrees Bits: 32 Type: Longitude Field #4: Delta Altitude Bits: 64 Units: m Resolution: 1e-006 Field #5: Reference Datum - defined in IHO Publication S-60 Bits: 8 PGN: 129035 - User Datum PGN: 129038 - AIS Class A Position Report Field #1: Message ID Bits: 6 Field #2: Repeat Indicator Bits: 2 Type: Lookup table Lookup: 0=Initial Lookup: 1=First retransmission Lookup: 2=Second retransmission Lookup: 3=Final retransmission Field #3: MMSI Bits: 32 Type: Integer Field #4: Longitude - Positive is North, 10e-7 degrees Bits: 32 Type: Longitude Field #5: Latitude - Positive is East, 10e-7 degrees Bits: 32 Type: Latitude Field #6: C Bits: 8 Field #7: D Bits: 32 Field #8: E Bits: 16 Type: Degrees Field #9: F Bits: 16 Type: Degrees Field #10: G Bits: 16 Type: Degrees Field #11: H Bits: 16 Type: Degrees PGN: 129283 - Cross Track Error Field #1: SID Bits: 8 Field #2: A Bits: 8 Field #3: XTE - m Bits: 32 Resolution: 0.01 PGN: 129284 - Navigation Data Field #1: A Bits: 8 Field #2: DTW - m Bits: 32 Resolution: 0.01 Field #3: C Bits: 8 Field #4: D Bits: 32 Field #5: E Bits: 16 Field #6: BTW Bits: 16 Type: Degrees Field #7: BTW 2 Bits: 16 Type: Degrees Field #8: H Bits: 32 Field #9: I Bits: 32 Field #10: Latitude - Positive is North, 10e-7 degrees Bits: 32 Type: Latitude Field #11: Longitude - Positive is East, 10e-7 degrees Bits: 32 Type: Longitude Field #12: J Bits: 16 PGN: 129285 - Navigation - Route / WP Data PGN: 129291 - Set & Drift, Rapid Update PGN: 129301 - Navigation - Route / Time to+from Mark PGN: 129302 - Bearing and Distance between two Marks PGN: 129538 - GNSS Control Status Field #1: SV Elevation Mask - Will not use SV below this elevation Bits: 16 Field #2: PDOP Mask - Will not report position above this PDOP Bits: 16 Resolution: 0.01 Field #3: PDOP Switch - Will report 2D position above this PDOP Bits: 16 Resolution: 0.01 Field #4: SNR Mask - Will not use SV below this SNR Bits: 16 Resolution: 0.01 Field #5: GNSS Mode (desired) Bits: 3 Type: Lookup table Lookup: 0=1D Lookup: 1=2D Lookup: 2=3D Lookup: 3=Auto Lookup: 4=Reserved Lookup: 5=Reserved Lookup: 6=Error Field #6: DGNSS Mode (desired) Bits: 3 Type: Lookup table Lookup: 0=no SBAS Lookup: 1=SBAS Lookup: 3=SBAS Field #7: Position/Velocity Filter Bits: 2 Field #8: Max Correction Age Bits: 16 Field #9: Antenna altitude for 2D Mode Bits: 16 Units: m Resolution: 0.01 Field #10: Height for 2D Mode Bits: 2 Type: Lookup table Lookup: 0=use last 3D height Lookup: 1=Use antenna altitude PGN: 129541 - GPS Almanac Data PGN: 129542 - GNSS Pseudorange Noise Statistics PGN: 129545 - GNSS RAIM Output PGN: 129546 - GNSS RAIM Settings PGN: 129547 - GNSS Pseudorange Error Statistics PGN: 129549 - DGNSS Corrections PGN: 129550 - GNSS Differential Correction Receiver Interface PGN: 129551 - GNSS Differential Correction Receiver Signal PGN: 129556 - GLONASS Almanac Data PGN: 129792 - AIS DGNSS Broadcast Binary Message PGN: 129793 - AIS UTC and Date Report PGN: 129795 - AIS Addressed Binary Message PGN: 129796 - AIS Acknowledge PGN: 129797 - AIS Binary Broadcast Message Field #1: A Bits: 8 PGN: 129796 - AIS Acknowledge PGN: 129798 - AIS SAR Aircraft Position Report PGN: 129799 - Radio Frequency/Mode/Power PGN: 129800 - AIS UTC/Date Inquiry PGN: 129801 - AIS Addressed Safety Related Message PGN: 129802 - AIS Safety Related Broadcast Message PGN: 129803 - AIS Interrogation PGN: 129804 - AIS Assignment Mode Command PGN: 129808 - DSC Call Information PGN: 130052 - Loran-C TD Data PGN: 130053 - Loran-C Range Data PGN: 130054 - Loran-C Signal Data PGN: 130064 - Route and WP Service - Database List PGN: 130065 - Route and WP Service - Route List PGN: 130066 - Route and WP Service - Route/WP-List Attributes PGN: 130067 - Route and WP Service - Route - WP Name & Position PGN: 130068 - Route and WP Service - Route - WP Name PGN: 130069 - Route and WP Service - XTE Limit & Navigation Method PGN: 130070 - Route and WP Service - WP Comment PGN: 130071 - Route and WP Service - Route Comment PGN: 130072 - Route and WP Service - Database Comment PGN: 130073 - Route and WP Service - Radius of Turn PGN: 130074 - Route and WP Service - WP List - WP Name & Position PGN: 130311 - Environmental Parameters Field #1: SID Bits: 8 Field #2: B - Observed: 0xc0 (Simrad) 0xc1 (Airmar) Bits: 8 Field #3: Water Temperature Bits: 16 Units: K Type: Temperature Field #4: Humidity Bits: 16 Units: Field #5: Atmospheric Pressure Bits: 16 Units: hPa PGN: 130312 - Temperature PGN: 130313 - Humidity PGN: 130314 - Actual Pressue PGN: 130315 - Set Pressue PGN: 130320 - Tide Station Data PGN: 130321 - Salinity Station Data PGN: 130322 - Current Station Data PGN: 130323 - Meteorological Station Data Field #1: Mode Bits: 8 Field #2: Date - Days since January 1, 1970 Bits: 16 Type: Date Field #3: Time - 0 = midnight, range allows for leap seconds, resolution 100 microseconds Bits: 32 Type: Time Field #4: Latitude - Positive is North, 10e-7 degrees Bits: 32 Type: Latitude Field #5: Longitude - Positive is East, 10e-7 degrees Bits: 32 Type: Longitude Field #6: Wind Speed Bits: 16 Units: m/s Resolution: 0.01 Field #7: Wind Angle Bits: 16 Units: degrees Type: Degrees Field #8: A Bits: 8 Units: Field #9: Wind Gusts Bits: 16 Units: Field #10: Air Pressure Bits: 16 Units: Field #11: Ambient Temperature Bits: 16 Units: K Type: Temperature Field #12: Station ID Bits: 16 Field #13: Station Name Bits: 16 PGN: 130324 - Moored Buoy Station Data PGN: 130576 - Small Craft Status PGN: 130577 - Direction Data PGN: 130578 - Vessel Speed Components PGN: 130820 - Simnet: 130820 PGN: 130836 - Simnet: Configure Field #1: A Bits: 8 Field #2: B Bits: 8 Field #3: C Bits: 8 Field #4: Device Bits: 8 Type: Integer Field #5: Instance Bits: 8 Field #6: F Bits: 4 Field #7: Tank type Bits: 4 Type: Lookup table Lookup: 0=Fuel Lookup: 1=Water Lookup: 2=Gray water Lookup: 3=Live well Lookup: 4=Oil Lookup: 5=Black water Field #8: Capacity Bits: 32 Resolution: 0.1 Field #9: G Bits: 8 Field #10: H Bits: 16 Field #11: I Bits: 8 PGN: 130838 - Simnet: 130838 PGN: 130840 - Simnet: 130840 PGN: 130842 - Simnet: AIS Class B static data (msg 24 Part A) Field #1: Message ID Bits: 6 Field #2: Repeat indicator Bits: 2 Type: Lookup table Lookup: 0=default Lookup: 1=first repeat Lookup: 2=2nd repeat Lookup: 3=repeat no more Field #3: B Bits: 8 Field #4: C Bits: 8 Field #5: D Bits: 8 Field #6: E Bits: 8 Field #7: MMSI - MMSI number Bits: 32 Type: Integer Field #8: Name Bits: 160 Type: ASCII text PGN: 130842 - Simnet: AIS Class B static data (msg 24 Part B) Field #1: Message ID Bits: 6 Field #2: Repeat indicator Bits: 2 Type: Lookup table Lookup: 0=default Lookup: 1=first repeat Lookup: 2=2nd repeat Lookup: 3=repeat no more Field #3: B Bits: 8 Field #4: C Bits: 8 Field #5: D Bits: 8 Field #6: E Bits: 8 Field #7: MMSI - MMSI number Bits: 32 Type: Integer Field #8: Type of ship Bits: 8 Type: Lookup table Lookup: 0=unavailable Lookup: 20=Wing In Ground Lookup: 29=Wing In Ground (no other information) Lookup: 30=Fishing Lookup: 31=Towing Lookup: 32=Towing exceeds 200m or wider than 25m Lookup: 33=Engaged in dredging or underwater operations Lookup: 34=Engaged in diving operations Lookup: 35=Engaged in military operations Lookup: 36=Sailing Lookup: 37=Pleasure Lookup: 40=High speed craft Lookup: 71=High speed craft carrying dangerous goods Lookup: 72=High speed craft hazard cat B Lookup: 73=High speed craft hazard cat C Lookup: 74=High speed craft hazard cat D Lookup: 79=High speed craft (no additional information) Lookup: 50=Pilot vessel Lookup: 51=SAR Lookup: 52=Tug Lookup: 53=Port tender Lookup: 54=Anti-pollution Lookup: 55=Law enforcement Lookup: 56=Spare Lookup: 57=Spare #2 Lookup: 58=Medical Lookup: 59=RR Resolution No.18 Lookup: 60=Passenger ship Lookup: 69=Passenger ship (no additional information) Lookup: 70=Cargo ship Lookup: 71=Cargo ship carrying dangerous goods Lookup: 72=Cargo ship hazard cat B Lookup: 73=Cargo ship hazard cat C Lookup: 74=Cargo ship hazard cat D Lookup: 79=Cargo ship (no additional information) Lookup: 80=Tanker Lookup: 81=Tanker carrying dangerous goods Lookup: 82=Tanker hazard cat B Lookup: 83=Tanker hazard cat C Lookup: 84=Tanker hazard cat D Lookup: 89=Tanker (no additional information) Lookup: 90=Other Lookup: 91=Other carrying dangerous goods Lookup: 92=Other hazard cat B Lookup: 93=Other hazard cat C Lookup: 94=Other hazard cat D Lookup: 99=Other (no additional information) Field #9: Vendor ID Bits: 56 Type: ASCII text Field #10: Callsign - 0=unavailable Bits: 56 Type: ASCII text Field #11: Length Bits: 16 Units: m Resolution: 0.1 Field #12: Beam Bits: 16 Units: m Resolution: 0.1 Field #13: Position reference from Starboard Bits: 16 Units: m Resolution: 0.1 Field #14: Position reference from Bow Bits: 16 Units: m Resolution: 0.1 Field #15: Mothership MMSI - MMSI of mother ship sent by daughter vessels Bits: 32 Type: Integer Field #16: Bits: 2 Field #17: Spare - 0=unavailable Bits: 6 Type: Integer PGN: 130845 - Simnet: Command 130845 Field #1: Message ID Bits: 6 Field #2: Repeat indicator Bits: 2 Type: Lookup table Lookup: 0=default Lookup: 1=first repeat Lookup: 2=2nd repeat Lookup: 3=repeat no more Field #3: B Bits: 8 Field #4: C Bits: 8 Field #5: D Bits: 8 Field #6: Group Bits: 8 Field #7: F Bits: 8 Field #8: G Bits: 8 Field #9: H Bits: 8 Field #10: I Bits: 8 Field #11: J Bits: 8 Field #12: Backlight Bits: 8 Type: Lookup table Lookup: 1=Day Mode Lookup: 4=Night Mode Lookup: 11=Level 1 Lookup: 22=Level 2 Lookup: 33=Level 3 Lookup: 44=Level 4 Lookup: 55=Level 5 Lookup: 66=Level 6 Lookup: 77=Level 7 Lookup: 88=Level 8 Lookup: 99=Level 9 Field #13: L Bits: 16 PGN: 130850 - Simnet: 130850 PGN: 130860 - Simnet: 130860 PGN: 130880 - Airmar: Additional Weather Data Field #1: A Bits: 8 Field #2: Apparent Windchill Temperature Bits: 16 Units: K Type: Temperature Field #3: True Windchill Temperature Bits: 16 Units: K Type: Temperature Field #4: Dewpoint Bits: 16 Units: K Type: Temperature PGN: 130881 - Airmar: Heater Control Field #1: A Bits: 8 Field #2: B Bits: 8 Field #3: C Bits: 8 Field #4: Plate Temperature Bits: 16 Units: K Type: Temperature Field #5: Air Temperature Bits: 16 Units: K Type: Temperature Field #6: Dewpoint Bits: 16 Units: K Type: Temperature PGN: 130944 - Airmar: POST