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- Time Dilution of Precision Time Dilution of Precision (TDOP) is a measure used in satellite navigation systems, such as GPS, to quantify the effect of errors in the(...) Read more
- TDOP Time Dilution of Precision (TDOP) is a measure used in satellite navigation systems, such as GPS, to quantify the effect of errors in the(...) Read more
- TCPA Time to Closest Point of Approach (TCPA) is a measure used primarily in maritime and aviation contexts to estimate the time until two moving(...) Read more
- Time to Closest Point of Approach Time to Closest Point of Approach (TCPA) is a measure used primarily in maritime and aviation contexts to estimate the time until two moving(...) Read more
- TTGEstimated time remaining to a waypoint giving an indication of arrival time Read more
- Time to GoEstimated time remaining to a waypoint giving an indication of arrival time Read more
- TZMost tide tables are produced in the standard time for the time zone(s) of the nation in which they apply. These times may need to be corrected(...) Read more
- Time ZoneMost tide tables are produced in the standard time for the time zone(s) of the nation in which they apply. These times may need to be corrected(...) Read more
- To LuffTo steer too close to the wind, causing the sails to flap. Often done to reprieve the wind pressure on the sails while they are adjusted Read more
- Toe RailA low strip of wood or light alloy that runs round the edge of the deck Read more
- Tomasz Schafernaker A Polish / British, BBC weather forecaster. Read more
- Topping LiftA line from the base of the mast passing around a sheave at the top thence to the end of the boom to take the weight of the boom when lowering(...) Read more
- TopsidesThe part of the vessel which is above the waterline when she is not heeled Read more
- Traffic Separation Scheme In areas of heavy traffic, a system of one-way lanes is created where special regulations apply to shipping. If crossing or(...) Read more
- TSS In areas of heavy traffic, a system of one-way lanes is created where special regulations apply to shipping. If crossing or(...) Read more
- TransitTwo fixed objects are in transit when they are in line Read more
- TravellerSiding mechanism to adjust the aft end of the boom. Read more
- Tri-colour LightMasthead light combining red, green and white lights in one unit. Read more
- Trim To adjust the sails by easing or hardening in the sheets to obtain maximum driving force. Read more
- Trim TabsFlaps which can be pushed up or down to adjust the angles of the bow and heel on a motor vessel Read more