d^ 



76 One-Design Class Sailboaf Handbook 



The theoretical number of seconds required to sail one nautical mile 

 under average conditions (as would be encountered in a triangular race) 

 is obtained by adding 360 to the figure in the table opposite the yacht's 

 rating measurement. 



UNIVERSAL RULE CLASSES 



Schooners and Ketches 



1st Class— All over 100 feet, rating 



100 Foot Class-A Not over 100 feet and over 88 feet, rating 



88 Foot Class-B Not over 88 feet and over 76 feet, rating 



76 Foot Class-C Not over 76 feet and over 65 feet, rating 



65 Foot Class-D Not over 65 feet and over 56 feet, rating 



56 Foot Class-E Not over 56 feet and over 46 feet, rating 



46 Foot Class-F Not over 46 feet and over 38 feet, rating 



38 Foot Class-G Not over 38 feet and over 31 feet, rating 



31 Foot Class-X Not over 31 feet and over 25 feet, rating 



25 Foot Class-Y Not over 25 feet and over 20 feet, rating 



20 Foot Class-Z Not over 20 feet, rating 



Sloops and Yawls 



1st Class— All over 88 feet, rating 



88 Foot Class-I Not over 88 feet and over 76 feet, rating 



76 Foot Class-J Not over 76 feet and over 65 feet, rating 



65 Foot Class-K Not over 65 feet and over 56 feet, rating 



56 Foot Class-L Not over 56 feet and over 46 feet, rating 



46 Foot Class-M Not over 46 feet and over 38 feet, rating 



38 Foot Class-N Not over 38 feet and over 31 feet, rating 



31 Foot Class-P Not over 31 feet and over 25 feet, rating 



25 Foot Class-Q Not over 25 feet and over 20 feet, rating 



20 Foot Class-R Not over 20 feet and over 17 feet, rating 



17 Foot Class-S Not over 17 feet and over 15 feet, rating 



15 Foot Class-T Not over 15 feet, rating 



The Universal Rule rating is not the overall length but is figured on 



LxV3A" 

 the basis of a formula R= 



