CALL UMP 2              

Rule 21, Moving Astern

Question 1
Is a boat moving astern when she is moving astern through the water or over the ground?

Answer 1
Through the water.

Question 2
Yellow is moving astern through the water as a result of backing a sail. She releases the sail but continues to move astern through the water. Does rule 21.3 apply?

Answer 2
Yes, because moving astern was a result of backing the sail.