MultihullClub Certificate2025
SestriL48
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 Angles49.1°49.1°48.2°47.2°46.8°46.0°45.3°43.9°42.8°
Beat VMG1.912.733.464.054.575.035.446.196.56
52°3.094.395.516.427.207.868.429.399.90
60°3.454.856.026.977.768.398.949.9510.74
75°3.815.316.557.548.318.989.5911.0612.87
90°3.945.426.708.089.039.9411.0514.1616.07
110°4.045.717.138.239.1410.1211.3215.1519.91
120°3.915.546.938.038.909.7910.9114.4719.04
135°3.464.966.307.438.319.059.8312.2416.23
150°2.894.215.426.497.408.118.7010.1613.27
Run VMG2.503.644.695.626.407.027.578.8011.50
Gybe Angles144.4°144.4°146.9°147.4°148.0°148.3°171.2°141.7°136.7°
MHR:541.3CertNo:
BOAT
ClassLeopard 48DesignerSimonis-VoogdBuilderRobertson & CaineAge dateSeries date01/2010Offset fileLeopard 48.offData fileLeopard 48-Sestri
HULL
Length Overall14.750 mMaximum Beam7.826 mDraft1.342 mDisplacement14,759 kgDLR5.8418Dynamic Allowance0.110%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.500m
CREW
Weight498 kg(default)Non Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail90.10100.78Headsail Luffed48.6748.67Headsail Flying53.67SymmetricAsymmetric150.15
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
SestriL48
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 VMG1885.41317.51041.6888.6788.0715.8662.3581.8548.5
52°1165.7820.0652.9560.7499.7458.0427.7383.4363.6
60°1043.9742.5597.6516.6464.1429.0402.8361.7335.3
75°945.0677.4549.2477.6433.1400.8375.2325.4279.6
90°914.7664.7537.5445.5398.7362.3325.7254.2224.0
110°892.0630.3504.6437.4394.0355.9317.9237.6180.8
120°920.0650.0519.5448.2404.5367.8329.8248.8189.1
135°1040.5725.3571.0484.7433.4397.9366.0294.1221.9
150°1244.6856.1664.5554.7486.8444.0414.0354.5271.2
Run VMG1437.2988.6767.3640.6562.1512.7475.4409.3313.1
Selected Courses
Windward / Leeward1661.21153.1904.4764.6675.1614.2568.8495.5430.8
All purpose1235.5866.5686.2583.5519.2473.6436.3370.1319.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward708.00.8474
All purpose541.31.1085
 
MultihullClub Certificate2025
SestriL48
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassLeopard 48MeasurementHINZARACA8
LOA14.750Max. Beam7.826Draft1.342Displacement14,759Dspl lightship14,490Wetted area46.75
Superstructure frontal area21.63Superstructure lateral area37.62Default crew weight498Declared crew weightN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwYesHydro generatorNo
PRD0.500PBWPIPA0.0076
EDL1.000ST10.062ST20.203
ST30.203ST40.143ST50.300
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders0Rotating mastNoMast rakeMast cant angle
P17.800IG17.400ISP17.500MDT10.160MDL10.220MDT20.160MDL20.220TLMWGO
E6.920J5.200JZ1.900BAS1.120FSDSFJ0.470SPLWPLTPS5.500BD
ForetrianglesIdITPTPZComment017.4005.2001.900main forestay017.5005.5001.900ISP/TPS
FLOTATION
Flotation Date08/10/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
MultihullClub Certificate2025
SestriL48
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.352.504.005.806.6590.10Estimated to spec area
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGenoa5.5519.00No3053.67Estimated to spec areaJib5.1018.75NoNo048.67Estimated to spec area
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentASpin20.0018.5019.259.2010.0092%0150.15Estimated to spec area