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MEASUREMENT CERTIFICATE

of Multihull Portable Sail Boat

Name Alpiro 18
Number on Sail ЛУ 130
Year of buit 2009
Owner Любченко Микола

Measurement data

Hull Daggerboard* Profiled Mast
Weight, kg 173 Depth below hulls,m Transection D, m 0.07
Overal length AL, m 5.5 Average width, m Longitudinal section D1, m 0.07
Board area, m2 Mast track long. section d, m 0.01

*According to POM-2009 the daggerboard area does not matter for a rating calculation.

Mainsail Headsail Spinnaker
Luff chord P, m 7.1 P, m 5 P, m 6.27
Leech chord B, m 6.98 B, m 4.9 B, m 5.73
Foot chord E, m 2.2 E, m 1.43 E, m 3.55
hp, m 0.03 hp, m -0.03 SMW, m 3.15
hb, m 1 hb, m -0.1    
he, m 0.06 hb, m 0.06    
Sail height VLM, m 7.16 VLJ, m 4.88 SMW/E 89%
Sail area CM, m2 12.45 CJ 3.12 CSPI 15.11

Main and head sails area 15.6 m2

Ratings With Spinnaker Without Spinnaker
MARINS with the standard crew member weight 75 kg 0.785 0.760
MARINS with real crew weight 230 kg (3 pers) 0.802 0.775