# ---------------------------------------------------------------------------------------------------- # Automatic Identification System (AIS) Metadata # # Simula Research Laboratory will not accept liability for any damage, loss whether direct, # indirect or consequential resulting from the use of the AIS metadata schema and resulting products. # # # (C) 2022 Simula Research Laboratory, Oslo, Norway # ----------------------------------------------------------- group: group_name: "data" title: "AIS processed dataset" comment: "This dataset is provided as is." license: "Private data that cannot be re-used" history: "" institution: "Simula Research Laboratory" references: "https://w3id.org/ro-id/d5d3a3ed-7bc1-40b9-b2cd-0496f599d0fe" source: "Statsat AS" variables: msg_type: long_name: "Message Type" missing_value: 1 valid_range: [1, 27] type: "int" mmsi: long_name: "MMSI" missing_value: -1 type: "int64" heading: long_name: "True Heading (HDG)" units: "degrees" missing_value: 511 valid_range: [0,359] type: "float32" status: long_name: "Navigation Status" type: "int" valid_range: [0,14] flag_values: [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15] flag_meanings: - "Under way using engine" - "At anchor" - "Not under command" - "Restricted manoeuverability" - "Constrained by her draught" - "Moored" - "Aground" - "Engaged in Fishing" - "Under way sailing" - "Reserved for future amendment of Navigational Status for HSC" - "Reserved for future amendment of Navigational Status for WIG" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "AIS-SART is active" - "Not defined (default)" missing_value: 15 lon: long_name: "Longitude" units: "degrees_east" valid_range: [-180,180] missing_value: 181 type: "float32" lat: long_name: "Latitude" units: "degrees_north" valid_range: [-90,90] missing_value: 91 type: "float32" speed: long_name: "Speed over ground" units: "0.1-knot" valid_range: [0,1022] missing_value: 102.3 scaling_factor: 10 type: "int" course: long_name: "Course over ground" units: "Course over ground in 1/10 degrees" valid_range: [0, 3599] missing_value: 360.0 scaling_factor: 10 type: "int" gnss: long_name: "GNSS Position status" valid_range: [0,1] flag_values: [0,1] flag_meanings: - current GNSS position - not GNSS position (default) missing_value: 1 type: "int" accuracy: long_name: "Position Accuracy" valid_range: [0,1] flag_values: [0,1] flag_meanings: - "Unaugmented GNSS fix with accuracy > 10m" - "DGPS-quality fix with an accuracy of < 10ms" missing_value: 0 type: "int" receiver_timestamp: long_name: "Timestamp" units: "seconds" missing_value: 61 type: "float64" tag_block: 1 source_station: long_name: "station" valid_range: [0,5] tag_block: 1 flag_values: [-1,0,1,2,3,4,5] flag_meanings: - "Ground or undefined" - "Unknown station" - "AISSat_1" - "AISSat_2" - "NorSat_1" - "NorSat_2" - "NorSat_3" missing_value: -1 type: "int" destination_station: long_name: "Destination station" tag_block: 1 missing_value: "Unknown" type: "str" shiptype: long_name: "Ship Type" type: "int" missing_value: 0 valid_range: [1,99] flag_values: [0, 99] flag_meanings: - "Not available (default)" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Reserved for future use" - "Wing in ground (WIG), all ships of this type" - "Wing in ground (WIG), Hazardous category A" - "Wing in ground (WIG), Hazardous category B" - "Wing in ground (WIG), Hazardous category C" - "Wing in ground (WIG), Hazardous category D" - "Wing in ground (WIG), Reserved for future use" - "Wing in ground (WIG), Reserved for future use" - "Wing in ground (WIG), Reserved for future use" - "Wing in ground (WIG), Reserved for future use" - "Wing in ground (WIG), Reserved for future use" - "Fishing" - "Towing" - "Towing: length exceeds 200m or breadth exceeds 25m" - "Dredging or underwater ops" - "Diving ops" - "Military ops" - "Sailing" - "Pleasure Craft" - "Reserved" - "Reserved" - "High speed craft (HSC), all ships of this type" - "High speed craft (HSC), Hazardous category A" - "High speed craft (HSC), Hazardous category B" - "High speed craft (HSC), Hazardous category C" - "High speed craft (HSC), Hazardous category D" - "High speed craft (HSC), Reserved for future use" - "High speed craft (HSC), Reserved for future use" - "High speed craft (HSC), Reserved for future use" - "High speed craft (HSC), Reserved for future use" - "High speed craft (HSC), No additional information" - "Pilot Vessel" - "Search and Rescue vessel" - "Tug" - "Port Tender" - "Anti-pollution equipment" - "Law Enforcement" - "Spare - Local Vessel" - "Spare - Local Vessel" - "Medical Transport" - "Noncombatant ship according to RR Resolution No. 18" - "Passenger, all ships of this type" - "Passenger, Hazardous category A" - "Passenger, Hazardous category B" - "Passenger, Hazardous category C" - "Passenger, Hazardous category D" - "Passenger, Reserved for future use" - "Passenger, Reserved for future use" - "Passenger, Reserved for future use" - "Passenger, Reserved for future use" - Passenger, No additional information" - "Cargo, all ships of this type" - "Cargo, Hazardous category A" - "Cargo, Hazardous category B" - "Cargo, Hazardous category C" - "Cargo, Hazardous category D" - "Cargo, Reserved for future use" - "Cargo, Reserved for future use" - "Cargo, Reserved for future use" - "Cargo, Reserved for future use" - "Cargo, No additional information" - "Tanker, all ships of this type" - "Tanker, Hazardous category A" - "Tanker, Hazardous category B" - "Tanker, Hazardous category C" - "Tanker, Hazardous category D" - "Tanker, Reserved for future use" - "Tanker, Reserved for future use" - "Tanker, Reserved for future use" - "Tanker, Reserved for future use" - "Tanker, No additional information" - "Other Type, all ships of this type" - "Other Type, Hazardous category A" - "Other Type, Hazardous category B" - "Other Type, Hazardous category C" - "Other Type, Hazardous category D" - "Other Type, Reserved for future use" - "Other Type, Reserved for future use" - "Other Type, Reserved for future use" - "Other Type, Reserved for future use" - "Other Type, no additional information"