API Data Values Description

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Datalastic and Maritime industry use the following terms for API data values: 

 

ValueDescription
Time and DateIn format HH:MM YYYY/MM/DD for example 17:45 11/03/2020
LongitudeMaritime object’s longitude
LatitudeMaritime object’s latitude
MMSIMaritime Mobile Service Identity 9 digits number for a ship identification
IMOInternational Maritime Organization 7 digits number for a ship identification
ETAEstimated time of arrival
ETDEstimated time of departure
HeadingVessel heading (direction)
COGCourse overground
SOGSpeed overground
Vessel EventVessel reported activity, for example, a departure from port, out of coverage, sea area change, etc.
DraftSometimes “Draught” is the vertical distance between the waterline and the bottom of the hull (keel) in meters.
Call sign A Call Sign is a unique alphanumeric identity that belongs to the vessel and acts in the same way as the registration number of a car.
GRT Gross Registered Tonnage, is a ship’s total internal volume expressed in “register tons”, each of which is equal to 100 cubic feet (2.83 m3). Gross register tonnage uses the total permanently enclosed capacity of the vessel as its basis for volume
DWTDeadweight tonnage is a measure of how much weight a ship can carry. It is the sum of the weights of cargo, fuel, freshwater, ballast water, provisions, passengers, and crew.
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