count day distance duration free_SOG_instants free_trip_instants MMSI no_SOG_instants no_trip_instants numinstants seq SOG SOG_instants SOG_instants trip trip_instants trip_instants tripid tripId vehid vehId

SOG_instants [1/2] TInstant* trip_record::SOG_instants[MAX_INSTANTS]