meSkipper

Navigation A — Coastal — question 50

At 07:00 your vessel is at 32°00'N 034°20'E. She must reach Jaffa Marina by the shortest route, in two tacks only. The wind is a headwind and causes 6° of leeway. The vessel is a sailing yacht and can sail within 40° of the wind on either tack. Her speed is 7 knots. Find:

  1. The two true courses (TC). 121°, 041°
  2. The two courses over the ground (COG). 127°, 035°
  3. The time of arrival at the destination (ETA). 11:25
  4. The position at which the vessel will change course. 32°12.6'N 034°30.5'E

The question is solved on chart 1000. On the site it comes with the relevant sections of the chart.