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Old 7th July 2010, 06:32 AM   #5
joe_windsurfer
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Join Date: Apr 2009
Location: Montréal (PQ) CANADA
Posts: 239
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did an experiment since i have my sail specs in a spreadsheet

did reverse engineering and discovered luff * boom / 1.5 is REALLY close to sail size

so, in this case ...

4.11*2.13/1.5=5.836 sq meters
rounded up that's a 6.0 sail - make sense ??
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joe windsurfer @ 105 kg
2012 JP SLW92, 2012 SB iS 117W, 2000 Fanatic BEE 124 LTD + Mistral Equipe II XR
HSM Fire 6.3, NS Duke 6.9, TR-6 8.4, HSM SPF 8.5,TR4 10.0

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