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ESTIMATED TIME OF ARRIVAL. K Stepnitz 4-2011. First find the locations given in the problem. B. B. A. A. A. First find the locations given in the problem Connect the two points. B. A. First find the locations given in the problem Connect the two points
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ESTIMATED TIME OF ARRIVAL K Stepnitz 4-2011
First find the locations given in the problem Connect the two points B A
First find the locations given in the problem Connect the two points Measure the DISTANCE traveled The ships speed and start time will be given in the problem B D = 8.7 nm A
In some problems like this, the path is not a straight line but follows a channel. You measure each segment of the path and add them together.
At 0930 you are out bound in Thimble Shoal Channel turning for 12.0 knots with G “21” close aboard. What is the ETA at trestle A of the Chesapeake Bay bridge?
At 0930 you are out bound in Thimble Shoal Channel turning for 12.0 knots with G “21” close aboard. What is the ETA at trestle A of the Chesapeake Bay bridge? Measure each segment and add them together.
At 0930 you are out bound in Thimble Shoal Channel turning for 12.0 knots with G “21” close aboard. What is the ETA at trestle A of the Chesapeake Bay bridge? 1.3 nm Measure each segment and add them together.
At 0930 you are out bound in Thimble Shoal Channel turning for 12.0 knots with G “21” close aboard. What is the ETA at trestle A of the Chesapeake Bay bridge? 1.3 nm0.9 nm Measure each segment and add them together.
At 0930 you are out bound in Thimble Shoal Channel turning for 12.0 knots with G “21” close aboard. What is the ETA at trestle A of the Chesapeake Bay bridge? 1.3 nm0.9 nm6.5 nm8.7 nm Measure each segment and add them together.
IMPORTANT: This TIME is in DECIMAL FORMAT To find the ETA we must convert this time to HOURS AND MINUTES
The ETA is found by adding the TIME EN ROUTE just found to the START TIME
The ETA is found by adding the TIME EN ROUTE just found to the START TIME 09 30 44 +
The ETA is found by adding the TIME EN ROUTE just found to the START TIME 09 30 4409 74 Remember that this cannot be greater than 59 +
The ETA is found by adding the TIME EN ROUTE just found to the START TIME 09 30 4410 14 +