Underwaynot anchored or made fast to the shore or aground.

Sailing vessel underway. I The word means that a vessel is not at anchor or made fast to the shore or aground. The rules says that a vessel being towed astern shall show at night. If a vessel NOT underway fixed to a point then it would make sense to say that a vessel is under way when it is not fixed to a point.

C A sailing vessel underway may in addition to the lights prescribed in paragraph a of this Rule. Day shapes are mast head signals visually indicating the status of a vessel to other vessels on navigable waters during daylight hours whether making-way anchored or aground. A A sailing vessel underway shall exhibit.

The rules says a sailing vessel underway may exhibit a red light over a green light at the masthead. Casual Animation is made by sailors with a love of animation. If you would like to use any of our animated content in your own projects we would love to.

C A sailing vessel underway may in addition to the lights prescribed in paragraph a of this Rule exhibit at or near the top of the mast where they can best be seen two all-round lights in a vertical line the upper being red and the lower Green but these lights shall not be exhibited in conjunction with the combined lantern permitted by paragraph b of this Rule. Now COLREG does not give any definition for a ship making way. If the boats are on different tacks sails on different sides of the boat then the sailboat on the starboard tack the wind coming from the starboard side with sails thus out to the port or left side is the stand-on vessel and the boat on the port tack must give way.

Tall Ship under Full SailReading from Two Years Before the Mast by R H Dana this description of a tall ship sailing before the wind is breathtakingSupport. A sailing vessel underway may in addition to the lights exhibit at or near the top of the mast where they can best be seen two all-round lights in a vertical line the upper being red and the lower green but these lights shall not be exhibited in conjunction with the combined lantern. When should the fog signal of a manned vessel under tow be sounded.

These signals consist of a set of simple geometric shapesball cylinder cone and diamondthat are displayed hung from a mast in a prescribed manner to indicate a vessels operational status. And ii A sternlight. Right after the towing vessels fog signal.