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Information provided by AIS equipment, such as unique identification, position, course, and speed, can be displayed on a screen or an electronic chart display and information system (ECDIS). AIS is intended to assist a vessel's watchstanding officers and allow maritime authorities to track and monitor
Logbook aboard the frigate Grand Turk.. A logbook (a ship's logs or simply log) is a record of important events in the management, operation, and navigation of a ship.It is essential to traditional navigation, and must be filled in at least daily.
Day shapes are black in color and their sizes are determined by the ColRegs; for example, the size of the ball is not less than 0.6 metres (2.0 ft). The vertical distance between shapes is at least 1.5 metres (4.9 ft). Vessels of less than 20 metres (66 ft) length may use shapes of smaller size commensurate with the size of the vessel. [2]
Dynamic positioning (DP) is a computer-controlled system to automatically maintain a vessel's position and heading by using its own propellers and thrusters. Position reference sensors, combined with wind sensors, motion sensors and gyrocompasses , provide information to the computer pertaining to the vessel's position and the magnitude and ...
Archaeologists used sophisticated equipment to gather data about the position and condition of the vessel, the navy said. A multibeam echo sounder was used to create 3-D models of the ocean floor ...
Abaft (preposition): at or toward the stern of a ship, or further back from a location, e.g. "the mizzenmast is abaft the mainmast". [1]Aboard: onto or within a ship, or in a group.
The aircraft carrier USS Harry S. Truman collided with a large merchant vessel Wednesday night in the vicinity of Port Said, Egypt, in the Mediterranean Sea. "The Nimitz-class aircraft carrier USS ...
When the vessel enters the waters of a different state, the home FMC must forward the report of the vessel's entry into those waters to the foreign state FMC. Until the vessel leaves the foreign state's coastal area, the home FMC must forward to the foreign state FMC the position, speed, and course reports at least every two hours.