The ketch has two masts with the aftmost mast (the mizzen) shorter than the main mast forward of it. The helm position lies to the aft of the mizzen mast.

What is a yacht with 3 masts called?

Schooner – a sailing vessel with fore and aft sails on three masts. The foremast being shorter than the mainmast which is no taller than the mizzen mast.

What is a boat with 2 masts called?

A ketch is a two-masted sailboat whose mainmast is taller than the mizzen mast (or aft-mast), generally in a 40-foot or bigger boat. The name ketch is derived from catch.