Event label Optional label Method/Device Abbreviation Sensor URI Date/Time Latitude Longitude Elevation Date/Time end Latitude end Longitude end Elevation end Comment VA-16/4-track Underway cruise track measurements CT 1977-04-14T00:00:00 14.59220 120.95000 1977-05-02T00:00:00 1.28670 103.74490 Manila - Singapore