You are on course 079°T, speed 11.2 knots. At 0904 you see a daymark bearing 078°T at a range of 4.6. If you change course at 0910 to leave the daymark abeam to starboard at 0.5 mile, at what time will the daymark be abeam?

Question

You are on course 079&deg;T, speed 11.2 knots. At 0904 you see a daymark bearing 078&deg;T at a range of 4.6. If you change course at 0910 to leave the daymark abeam to starboard at 0.5 mile, at what time will the daymark be abeam?

Accepted Answer

Option A: 0928. Determine the distance run between the initial observation and the course change. Using the relative bearing and the target distance of 0.5 miles, calculate the time to reach the beam position. The vessel will be abeam of the daymark at 0928.

You are on course 079&deg;T, speed 11.2 knots. At 0904 you see a daymark bearing 078&deg;T at a range of 4.6. If you change course at 0910 to leave the daymark abeam to starboard at 0.5 mile, at what time will the daymark be abeam?

You are on course 079°T, speed 11.2 knots. At 0904 you see a daymark bearing 078°T at a range of 4.6. If you change course at 0910 to leave the daymark abeam to starboard at 0.5 mile, at what time will the daymark be abeam?