Operating in Darkness - Part 2

Powerboat A: When only a white light is visible, you may be overtaking another vessel. Give way to either side.

Powerboat B: You are being overtaken. Stand on.

Powerboat A: When only white and red lights are visible, you are approaching the port side of a powerboat. Give way to your starboard side.

Powerboat B: When only white and green lights are visible, you are approaching the starboard side of a powerboat. Stand on.

Powerboat A: When white, red and green lights are visible, you are approaching a powerboat head-on. Give way to your starboard side.

Powerboat B: When white, red and green lights are visible, you are approaching a powerboat head-on. Give way to your starboard side.

Powerboat A: When only red and green lights are visible, you are approaching a sailboat head-on. Give way to your starboard side.

Powerboat B: When white, red and green lights are visible, you are approaching a powerboat head-on. Stand on.

Powerboat A: When only a red light is visible, you are approaching the port side of a sailboat. Give way to your starboard side.

Powerboat B: When white and green lights are visible, you are approaching the starboard side of a powerboat. Stand on.

Powerboat A: When only a green light is visible, you are approaching the starboard side of a sailboat. Give way to your port side.

Powerboat B: When white and red lights are visible, you are approaching the port side of a powerboat. Stand on.