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Users can submit photographs of the vessels which other users can rate. The basic MarineTraffic service can be used without cost; more advanced functions such as satellite-based tracking are available subject to payment. [3] The site has six million unique visitors on a monthly basis. In April 2015, the service had 600,000 registered users. [4] [5]
NOAAS Discoverer is an American oceanographic research vessel scheduled to enter commissioned service in the National Oceanic and Atmospheric Administration (NOAA) in 2026. She is under construction, with completion anticipated in 2026. She is the second NOAA ship to bear the name Discoverer.
In order to stow the cargo on a vessel, planners have specific computer programs to aid them. Planners use ports of call and vessel schedule to adjust vessel's route in the planning program. To plan the stowing the following parameters are essential: [4] [5] Vessel route; Ports of call; Vessel schedule
Bay Mist, the oldest vessel in the fleet One of the newer ferries in the Casco Bay Lines fleet, the Aucocisco III, which replaced the Island Holiday in 2006. Casco Bay Lines' Island Romance ferry docked in Portland. As of 2024, there are five vessels in Casco Bay Lines' fleet: [11] Bay Mist (built in 1985) Machigonne II (built in 1987)
Ship Built DWT TEU Flag IMO Notes Chuan He: 1997: 69,285: 5,446 China 9120798: Jin He: 1997: 69,283: 5,446 Panama 9120786: Scrapped in 2017 Lu He: 1997: 69,285: 5,446 ...
Heading and track (A to B) 1 - True North 2 - Heading, the direction the vessel is "pointing towards" 3 - Magnetic north, which differs from true north by the magnetic variation. 4 - Compass north, including a two-part error; the magnetic variation (6) and the ship's own magnetic field (5) 5 - Magnetic deviation, caused by vessel's magnetic field.
Time on a ship's clocks and in a ship's log had to be stated along with a "zone description", which was the number of hours to be added to zone time to obtain GMT, hence zero in the Greenwich time zone, with negative numbers from −1 to −12 for time zones to the east and positive numbers from +1 to +12 to the west (hours, minutes, and ...
Mini-automatic radar plotting aid (or MARPA) is a maritime radar feature for target tracking and collision avoidance. Targets must be manually selected, but are then tracked automatically, including range, bearing, target speed, target direction (course), CPA (closest point of approach), and TCPA (time of closest point of approach), safe or dangerous indication, and proximity alarm.