Find out your sailboat's approximate rigging measurements, in our online sailboat rig dimansions database. SailboatRigDimensions.com
Mainsail Area = P x E / 2
Headsail Area = (Luff x LP) / 2
(LP is the shortest distance between the clew and the Luff)
Genoa Area 150% = ( 1.5 x J x I ) / 2
Genoa Area 135% = ( 1.35 x J x I ) / 2
Fore-triangle 100% = ( I x J ) / 2
Spinnaker Area = 1.8 x J x I
