Difference between revisions of "AIS"

Revision as of 06:09, 4 September 2025

AIS sources

NMEA

• https://www.aishub.net
• https://www.kystverket.no/en/sea-transport-and-ports/ais/access-to-ais-data/ (Norway)
  • tcp://153.44.253.27:5631
• http://ssia-ais.erau.edu/ (Florida)
  • tcp://ssia-ais.erau.edu:4000

API

• https://www.aishub.net
• https://aisstream.io
  • wscat -c wss://stream.aisstream.io/v0/stream -w 300 -x '{"APIKey": "***", "BoundingBoxes": [[[-180, -90],[180, 90]]], "FilterMessageTypes":["SafetyBroadcastMessage","LongRangeAisBroadcastMessage","BinaryBroadcastMessage","GroupAssignmentCommand"]}'
• ...

Historic

• ...

AIS decoders

Ais Decoder

• https://arundaleais.github.io/docs/ais/ais_decoder.html (WIN)

gpsdecode

• https://gpsd.gitlab.io/gpsd/gpsdecode.html
• nc 153.44.253.27 5631 | gpsdecode | grep '"type":8'

{"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":257057800,"scaled":true,
"dac":200,"fid":10,"vin":"00000000","length":215,"beam":60,"shiptype":8440,"shiptype_text":"Illegal ship type value.",
"hazard":5,"hazard_text":"Unknown","draught":0,"loaded":0,"loaded_text":"N/A (default)",
"speed_q":false,"course_q":false,"heading_q":false}

pyais

• https://github.com/M0r13n/pyais
• pipx install pyais
• pipx ensurepath
• nc 153.44.253.27 5631 | ais-decode --json | grep '"msg_type": 8'

{"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}

aisdecode

• https://github.com/madpsy/aisdecode/
• ./aisdecode-linux-amd64 -log-all-decodes decoded

AIS-catcher

• input: https://docs.aiscatcher.org/configuration/input/tcp/
• output: https://docs.aiscatcher.org/configuration/output/console/
• web view: https://docs.aiscatcher.org/configuration/output/web-viewer/
• AIS-catcher -t txt://153.44.253.27:5631 -o 5 -N 8101 GEOJSON false MESSAGE true REALTIME false