The formula used to estimate sail area is J x 1.8 x I x .85= ~ Asymmetric Spinnaker Sail area.
I = Deck to mast length - distance from the deck to the intersection of the forestay and mast. J = Forestay to mast length - distance from the forestay at the deck to the mast at the deck.
Detailed technical information is available by downloading the Seldén GX Product Sheet (PDF). If you have fitment or application questions, don't hesitate to get in touch with us.
