MultihullClub Certificate2025
Ami NoPOL-08
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles41.3°41.3°40.3°40.9°42.5°42.8°42.6°40.0°42.6°
Beat VMG2.883.934.745.436.056.466.406.086.26
52°4.345.887.078.219.339.889.839.339.71
60°4.556.187.478.7910.1110.8010.7810.2910.80
75°5.497.729.9812.2211.0212.4612.5512.3213.08
90°5.327.509.6312.3813.8812.7914.2414.4715.55
110°4.716.658.4810.6212.7015.1516.3415.9718.93
120°4.546.448.2010.2612.5714.4815.2218.5318.93
135°4.135.827.359.0811.1113.3515.6419.1019.30
150°3.504.926.187.559.1410.9512.8316.7620.12
Run VMG3.034.265.356.537.929.4911.1114.5117.42
Gybe Angles143.5°143.5°144.4°141.4°139.0°138.1°138.1°139.1°143.2°
MHR:413.5CertNo:MC102
BOAT
ClassKL28DesignerPaul LucasBuilderKeltic MarineAge date01/1986Series date01/1985Offset fileKL28-Espace.offData fileMC102-Ami_No
HULL
Length Overall8.571 mMaximum Beam5.110 mDraft1.797 mDisplacement1,454 kgDLR2.0273Dynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Weight274 kg(default)Crew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.2239.56Headsail Luffed11.4311.43Headsail Flying37.68SymmetricAsymmetric77.68
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
MultihullClub Certificate2025
Ami NoPOL-08
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1249.7915.9759.0663.4595.5557.0562.1591.9575.5
52°830.0612.3509.0438.3386.0364.5366.3385.7370.8
60°790.9582.4482.0409.8356.2333.5334.0350.0333.4
75°655.5466.2360.7294.6326.7288.9286.8292.2275.2
90°676.9479.7373.7290.9259.5281.5252.7248.8231.5
110°764.6541.3424.7339.1283.4237.6220.3225.4190.2
120°792.9559.2439.0350.8286.5248.6236.5194.3190.1
135°872.0618.6489.8396.5324.0269.6230.2188.5186.6
150°1027.3731.2582.3477.1393.8328.7280.6214.8178.9
Run VMG1186.3844.3672.4550.9454.8379.5324.0248.0206.6
Selected Courses
Windward / Leeward1217.7880.1715.7607.1525.1468.2443.1420.0391.1
All purpose925.6664.1533.3445.3390.8354.2336.2323.8303.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward553.51.0840
All purpose413.51.4510
 
MultihullClub Certificate2025
Ami NoPOL-08
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassKL28Measurement08/02/2025HIN8
LOA8.571Max. Beam5.110Draft1.797Displacement1,454Dspl lightship1,180Wetted area11.81
Superstructure frontal area2.16Superstructure lateral area8.38Default crew weight274Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastYesMast rakeMast cant angle
P11.790IG10.440ISP11.580MDT10.110MDL10.200MDT20.110MDL20.180TL0.000MW0.000GO0.000
E4.250J2.680JZ0.900BAS0.870FSD0.000SFJ0.800SPL0.000WPLTPS5.220BD0.150
ForetrianglesIdITPTPZComment010.4402.6800.900main forestay011.5805.2200.900ISP/TPS110.4405.2201.000
FLOTATION
Flotation Date20/01/2020
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
MultihullClub Certificate2025
Ami NoPOL-08
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.421.682.523.253.7435.2209/11/2024MUW 0.68?
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentCode 00.100.761.533.044.636.0812.30NoYes037.6809/11/2024Jib0.050.220.541.061.572.5710.13NoNo011.43
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentAspin13.9513.2513.606.757.2793%077.68