Difference between revisions of "AIS-Decoding"

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(→‎DAC:316)
(→‎DAC:316)
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* 8/316/0: <code>!AIVDM,2,1,2,A,8000wQA?0000AkDp3@@i3kPC180TRA1iH=L;,0*6C</code> <code>!AIVDM,2,2,2,A,8888880,2*26</code>
 
* 8/316/0: <code>!AIVDM,2,1,2,A,8000wQA?0000AkDp3@@i3kPC180TRA1iH=L;,0*6C</code> <code>!AIVDM,2,2,2,A,8888880,2*26</code>
 
** FI:0=?
 
** FI:0=?
−
* 8/316/1/1: <code></code>
+
* 8/316/1/1: <code>!AIVDM,2,1,3,B,8030otA?0@6Va0PPP121IoCol54cd1?wuTwwis3qTP2VaBPPP121IoCo,0*13</code> <code>!AIVDM,2,2,3,B,l54cd2Uwp=wwis3iTP2Va<PPP121IoCol54cd25wuEwwit3uTP0,2*73</code>
 
* 8/316/1/2: <code>!AIVDM,3,1,7,A,8030ot1?0@:Vb0PPPPC<2oURW5==KR=vh02Vb2PPPC><<oLGRU9PdRP:,0*41</code> <code>!AIVDM,3,2,7,A,142Vb0PP=ilfnnslqTrw7P`3he2Vb0PPPP2jinsT64r6uSL@@e2Vb0PP,0*4A</code> <code>!AIVDM,3,3,7,A,PP2?loRRgU;l4Qqvh02Vb0PPPP2iinsn44sP3Rl=i40,2*4B</code>
 
* 8/316/1/2: <code>!AIVDM,3,1,7,A,8030ot1?0@:Vb0PPPPC<2oURW5==KR=vh02Vb2PPPC><<oLGRU9PdRP:,0*41</code> <code>!AIVDM,3,2,7,A,142Vb0PP=ilfnnslqTrw7P`3he2Vb0PPPP2jinsT64r6uSL@@e2Vb0PP,0*4A</code> <code>!AIVDM,3,3,7,A,PP2?loRRgU;l4Qqvh02Vb0PPPP2iinsn44sP3Rl=i40,2*4B</code>
 
* 8/316/1/3: <code>!AIVDM,2,1,6,,8030osA?0@>U:jPPPB38jnsuPTt6m2Oa@02U:jPPPB38knsvSTt0DRnA@02U:,0*55</code> <code>!AIVDM,2,2,6,,jPPPB38nnsvA4so@Soi@02U:jPPP<<F<nsUvTr?DT?0@00,2*4C</code>
 
* 8/316/1/3: <code>!AIVDM,2,1,6,,8030osA?0@>U:jPPPB38jnsuPTt6m2Oa@02U:jPPPB38knsvSTt0DRnA@02U:,0*55</code> <code>!AIVDM,2,2,6,,jPPPB38nnsvA4so@Soi@02U:jPPP<<F<nsUvTr?DT?0@00,2*4C</code>

Revision as of 10:08, 13 October 2025

This paper focuses on NON Position-Report (1,2,3,18,19) / Static-Data (5/24) messages.

AIS-Decoders

Ais Decoder

gpsdecode

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":215349000,"scaled":true,"dac":1,"fid":27,"linkage":90,"sender":0,"rtype":5,"rtype_text":"Ship route plan","start":"00-00T24:60Z","duration":262143,"waypoints":[{"lon":7.107972,"lat":62.844255},{"lon":7.112132,"lat":62.848032}]}

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":215349000,"scaled":true,"dac":1,"fid":29,"linkage":90,"text":"LESSREMMAN - ELNES (VIA RORVIK; OUTSIDE) CAPT YURI"}

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":369493715,"scaled":true,"dac":366,"fid":56,"data":"256:a83746ce99bb9edbd3eebb88bb7dcecba01df41d94f9397136c0c97eb4af8d69"}

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":369493715,"scaled":true,"dac":366,"fid":57,"data":"512:bf68e50cc47b8ae14771ed1a0c075bfb60f82bb9ffec80211e4aad32b4edac38b33a6b4280f403d0dff4069a452f9cd51dfc44285226e53d7f337377f15829d6"}

{"class":"AIS","device":"stdin","type":27,"repeat":0,"mmsi":368429323,"scaled":true,"status":"Not defined","accuracy":true,"lon":-81.0,"lat":29.2,"speed":0,"course":511,"raim":true,"gnss":false}

missing/problems

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":257303700,"scaled":true,"dac":200,"fid":10,"vin":"00000000","length":114,"beam":36,"shiptype":8450,"shiptype_text":"Illegal ship type value.","hazard":5,"hazard_text":"Unknown","draught":150,"loaded":0,"loaded_text":"N/A (default)","speed_q":false,"course_q":false,"heading_q":false}

  • no 8/316/1
  • no 8/316/2
  • no 8/316/32
  • no 8/265/1
  • no 25

Maritec online AIS decoder

missing/problems

  • no 6/1/0
  • poor Msg:8 decoding:
    • no 8/200/10
    • no 8/316/1
    • no 8/316/2
    • no 8/316/32

pyais

{"msg_type": 8, "repeat": 0, "mmsi": 257057800, "dac": 200, "fid": 10, "vin": "00000000", "length": 21.5, "beam": 6.0, "shiptype": 8440, "hazard": 5, draught": 0.0, "loaded": 0, "speed_q": false, "course_q": false, "heading_q": false}

{"msg_type": 27, "repeat": 3, "mmsi": 316054484, "accuracy": false, "raim": false, "status": 15, "lon": -79.441667, "lat": 43.633333, "speed": 0.0, "course": 511.0, "gnss": false}

missing/problems

  • no 6/1/0
  • poor Msg:8 decoding (only DAC:200 FI:10)
{"msg_type": 8, "repeat": 0, "mmsi": 215349000, "dac": 1, "fid": 27, "data": "FwFAGPP//3ggjnij9kTwQREIR+t9QIGPWI/RpYEAV0kfnN4B/oNCP0lbA/56ZH7oMAfMqQkAPXgPnOUSBujgIEAnJCF1QEOc0Uhdt0CLKQCQxYXBGjYZIXqkAkLbgkK4VwS3FHSHEE4JngLpEMz8"}

{"msg_type": 8, "repeat": 0, "mmsi": 215349000, "dac": 1, "fid": 29, "data": "FwUw4VOC2BYVIQEyChYkGAdIlCnI"}
  • no 25

others

aisdecode

AIS-catcher

Papers

NMEA Examples

Samples are taken from AIS-Sources

Message type 1 (out of scope)

Message type 2 (out of scope)

Message type 3 (out of scope)

Message type 4

Message type 5 (out of scope)

Message type 6

DAC:0

  • 6/0/54: !AIVDM,1,1,,,6@28nOP0R=Wr03H9q=6e2000,0*7F

DAC:1

DAC:200

  • 6/200/3: !AIVDM,1,1,,A,602E3TprE>Mv<P<j00,4*4C

DAC:232

  • 6/232/1: !AIVDM,1,1,,A,63P:`4l0SJP@>P7g6PGIGSjPJ0,4*4E

DAC:235

DAC:440

  • 6/440/40 !AIVDM,1,1,,A,603l90P0u2@8KRPh<=m8ADQcf@:e9N@PwP0wP008000080000000,0*75

DAC:990

  • 6/990/3 !AIVDM,1,1,,A,6>l4vWh0??VQurKe1?au8=jp1hU@@00010,4*1D

Message type 7

Message type 8

DAC:1

DAC:103

  • 8/103/56: !AIVDM,1,1,,,8000000Iv?JmFqtQ<6WvDdm4HwwhalETq?2Gq:wQ03,4*55

DAC:200

DAC:265

DAC:316

  • 8/316/0: !AIVDM,2,1,2,A,8000wQA?0000AkDp3@@i3kPC180TRA1iH=L;,0*6C !AIVDM,2,2,2,A,8888880,2*26
    • FI:0=?
  • 8/316/1/1: !AIVDM,2,1,3,B,8030otA?0@6Va0PPP121IoCol54cd1?wuTwwis3qTP2VaBPPP121IoCo,0*13 !AIVDM,2,2,3,B,l54cd2Uwp=wwis3iTP2Va<PPP121IoCol54cd25wuEwwit3uTP0,2*73
  • 8/316/1/2: !AIVDM,3,1,7,A,8030ot1?0@:Vb0PPPPC<2oURW5==KR=vh02Vb2PPPC><<oLGRU9PdRP:,0*41 !AIVDM,3,2,7,A,142Vb0PP=ilfnnslqTrw7P`3he2Vb0PPPP2jinsT64r6uSL@@e2Vb0PP,0*4A !AIVDM,3,3,7,A,PP2?loRRgU;l4Qqvh02Vb0PPPP2iinsn44sP3Rl=i40,2*4B
  • 8/316/1/3: !AIVDM,2,1,6,,8030osA?0@>U:jPPPB38jnsuPTt6m2Oa@02U:jPPPB38knsvSTt0DRnA@02U:,0*55 !AIVDM,2,2,6,,jPPPB38nnsvA4so@Soi@02U:jPPP<<F<nsUvTr?DT?0@00,2*4C
  • 8/316/2/1: !AIVDM,2,1,7,,8h3Owj1?0P6U:eC<CO<hknsuq4t54P2222222220<DhTp7BVp004hLtl60MD5,0*23 !AIVDM,2,2,7,,8@T4qBbTP0HD@E84j0dUH4hTsBbg00,2*35
    • Lockage Order Message (Seaway)
  • 8/316/2/2:
    • Estimated Lock Times Message (Seaway)
  • 8/316/32/1: !AIVDM,1,1,,,8030osA?80440@0,2*44

DAC:366

DAC:755

  • 8/755/43: !AIVDM,1,1,,B,8i2r`;Btrpk:58a34`8,1*38

Message type 9

Message type 10

Message type 11

Message type 12

Message type 13

Message type 14

Message type 15

Message type 16

Message type 17

Message type 18 (out of scope)

Message type 19 (out of scope)

Message type 20

  • https://www.e-navigation.nl/content/data-link-management-message
  • !AIVDM,1,1,,,D01tMD@FLNfr<`f017@O6D8PN00,2*1A
  • !AIVDM,1,1,,,D05J8jP?TN?`fpNfp0,4*6E
  • !AIVDM,1,1,,,D030osj<TvfqsINfqt1N9ItaN96,2*21
  • !AIVDM,1,1,,,D030ow03Hg6D>e?6DF8g6D0,2*19
  • !AIVDM,1,1,,A,D7OertARHNfp00O6EPlNfqmtO6D,2*05
  • !AIVDM,1,1,,,D02Q:dQRpNfp00N000,4*7F
  • !AIVDM,1,1,,,D01vI7iGtS6EHpS6EI<S6D0,2*2E

Message type 21

  • https://www.e-navigation.nl/content/aids-navigation-report
  • !AIVDM,1,1,,,E>jN6L<Sc;pP000000000000000@7ctH>fwT000003iP10,4*09
  • !AIVDM,1,1,,,ENjNi4pV7ab@294V64W3h84`2P0@=3n;?R3t@00003vN10,4*61
  • !AIVDM,1,1,,,ENjAaDG2d:9@9ba@Fh24`bRh22hOmq?2:OvK@<7hGkP>2S1EPCU1KChr<JAh,0*6A
  • !AIVDM,1,1,,,ENjOsr0tg@6a9Qh;2W4QRP000000L;g4<wpI000000N010,4*68
  • !AIVDM,1,1,,,ENk`snv`5@@@@@@@@@@@@@@@@@@=Hbqv;fPcH00003vP000,2*48
  • !AIVDM,1,1,,,E>nlfRNQRW:97h=3h0W:2`:Ra:7erKB:n6Veh00003W010,4*77 !AIVDM,2,2,6,,jPPPB38nnsvA4so@Soi@02U:jPPP<<F<nsUvTr?DT?0@00,2*4C
  • !AIVDM,1,1,,B,ENk`sE<Hph@@@@@@@@@@@@@@@@@=7UIQ8889h00003vP000,2*36
  • !AIVDM,1,1,,A,E>lt;w9QRc11W00000000000000Dten:n39q@00003vP10,4*43
  • !AIVDM,1,1,,,ENj7=GrPV0R=40gQ0W5PP000000A0@2w<HI=000003v000,4*35
  • !AIVDM,1,1,,,ENj7=IaWR0ah;0a70hI00000000104rL<Fe0000003v000,4*31
  • !AIVDM,1,1,,,ENj7=IIWR0ah;0a70hHP00000000wu3N<Fqth00003v000,4*34
  • !AIVDM,1,1,,,ENj7=JqWR0ah2VTW2P0000000000wo`V<=kUP00003v000,4*3E

Message type 22

Message type 23

Message type 24 (out of scope)

Message type 25

Message type 26

Message type 27

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