This is a geographical area. It can be a polygon or a bounding box. Geographical coverages of this area DB Area ID DB Area list ID DB Area name This is a geographical coverage belonging to an area. Geographical positions The type of this coverage. Bounding boxes are between the first 2 positions. DB Area coverage ID DB Area Coverage name This is an event related to an area. Geographical position when the event happened. DB Area coverage ID DB Area ID DB Area list ID DB Area name DB Area Coverage name This flag indicates that the event has been generated but not yet been proven. Example: It is proven if the vessel is within the areas more than 1 minute. This flag indicates that the event has been reported ashore. The type of this event. The vessel has entered the area The vessel has left the area The vessel has stopped in the area The vessel has started moving within the area