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MEASUREMENT CERTIFICATE

of Multihull Portable Sail Boat

Name Dobrodruh
Number on Sail 67
Year of buit 1980
Owner Заплатинський Василь

Measurement data

Hull Daggerboard* Profiled Mast
Weight, kg 95 Depth below hulls,m Transection D, m 0.07
Overal length AL, m 5.1 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 6.05 P, m 3.75 P, m
Leech chord B, m 5.53 B, m 3.545 B, m
Foot chord E, m 2.41 E, m 1.1 E, m
hp, m 0 hp, m 0 SMW, m
hb, m 0.33 hb, m 0    
he, m 0.05 hb, m 0.06    
Sail height VLM, m 6.05 VLJ, m 3.551 SMW/E %
Sail area CM, m2 7.90 CJ 1.99 CSPI 0

Main and head sails area 9.9 m2

Ratings With Spinnaker Without Spinnaker
MARINS with the standard crew member weight 75 kg 0.725 0.725
MARINS with real crew weight 175 kg (2 pers) 0.705 0.705