Ilca has an easy up to date guide for the application of numbers and letters published annually in the ilca handbook and available on the website as well.
Applying laser sail numbers.
Draw the base lineand limit linefor the starboard numbers as shown on the positioning diagram.
Before peeling off the backing place the bottom of the first number on the base line with the start point touching the limit line.
Measure 400 mm from the fore most end.
National letters are only required at world and continental championships and other.
How to apply laser sail numbers spread the sail out on a clean dry and flat surface with the starboard side right side facing forward facing up.
Make sure you are using the correct diagram for the design of sail you are applying the numbers to.
The leech back edge of the sail will be on the left hand side as shown in the positioning diagrams.
The first 2 numbers on all laser sails are red the last 4 numbers are black spread the sail out on a clean dry and flat surface with the starboard side right side facing forward facing up.
Stick the corner in the desired location on the sail and smooth it out making sure there are no air bubbles.
Spread the sail out flat on the working surface so that the port side of the sail is facing up.
Working slowly continue to peel small portions of the paper off and smooth out the dacron.
Instructions for applying sail numbers.
If you follow the guide your numbers and letters will comply with the class rules.
Instructions for applying sail numbers class rule 4 with 27 e for laser radial and 28 e for laser 4 7 require that your sail numbers and national letters if used are a certain size and colour and are placed on the sail in a certain position.
All boats must comply with these rules for racing.
How to number a laser sail spread the sail out on a clean dry and flat surface with the starboard side right side facing forward facing up.
Make sure you are using the correct diagram for the design of sail you are applying the numbers to.
Spread the sail out flat on the working surface so that the starboard side of the sail is facing up.
Measure 100 mm from the leech and 400 mm from the center of the middle batten pocket and make a small pencil mark.
Measure 400 mm from the fore most end of.
Measure 100 mm from the leech and 400 mm from the center of the middle batten pocket and make a small pencil mark.
Take care on numbers with a hole to not stretch the dacron material as you apply it.