MultihullInternational Certificate2025
Highland Fling XVIIIMON 888
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 Angles44.4°44.4°42.2°42.4°43.7°42.4°43.4°42.9°43.5°
Beat VMG4.015.636.988.159.309.9210.2010.5411.00
52°6.338.7010.6212.4714.4115.1815.6516.2417.03
60°6.809.2911.2913.3815.5816.4617.0017.7718.76
75°7.209.8111.9114.2817.1318.5019.3020.4421.85
90°7.3110.0212.4315.1716.9019.9921.1122.7824.39
110°6.989.6811.9714.5817.6719.3620.1324.9327.25
120°6.659.1811.3213.6416.4119.6421.4522.6828.01
135°5.717.999.9211.7413.7416.1018.8424.7028.09
150°4.656.598.279.7611.3013.1515.3820.3224.72
Run VMG4.035.707.168.459.7911.3913.3217.5921.41
Gybe Angles138.5°138.5°141.1°141.7°139.9°135.4°134.5°135.6°140.6°
MHR:296.4CertNo:MH30
BOAT
ClassVPLP Custom 80DesignerVPLPBuilderGunboatAge date07/2023Series date07/2023Offset fileMH030.offData fileMH30-Highland Fling 18
HULL
Length Overall23.914 mMaximum Beam10.244 mDraft5.563 mDisplacement23,405 kgDLR2.0890Dynamic Allowance0.000%Age Allowance0.065%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Weight1,200 kg(declared)Crew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail218.91244.92Headsail Luffed136.17136.17Headsail FlyingSymmetricAsymmetric448.10
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.
MultihullInternational Certificate2025
Highland Fling XVIIIMON 888
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 VMG897.3639.7515.7441.9386.9363.0352.9341.4327.3
52°568.9413.8339.1288.6249.7237.2230.1221.6211.4
60°529.8387.7318.8269.0231.1218.8211.7202.6191.9
75°500.2367.0302.2252.1210.1194.6186.6176.1164.8
90°492.5359.4289.7237.2213.0180.1170.5158.1147.6
110°515.4372.1300.7246.9203.8186.0178.9144.4132.1
120°541.3392.1317.9264.0219.4183.3167.8158.7128.5
135°630.2450.6362.7306.6262.0223.6191.1145.8128.2
150°774.0546.5435.5368.9318.5273.8234.1177.2145.7
Run VMG893.7631.1502.8426.0367.7316.2270.3204.6168.2
Selected Courses
Windward / Leeward895.5635.4509.3434.0377.3339.6311.6273.0247.7
All purpose668.3478.6385.7325.8281.2252.5234.5208.5190.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward395.41.5174
All purpose296.42.0245
 
MultihullInternational Certificate2025
Highland Fling XVIIIMON 888
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassVPLP Custom 80MeasurementHIN1
LOA23.914Max. Beam10.244Draft5.563Displacement23,405Dspl lightship20,751Wetted area79.63
Superstructure frontal area26.89Superstructure lateral area62.48Default crew weight847Declared crew weight1,200
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastYesMast rakeMast cant angle
P30.200IG26.309ISP31.099MDT10.350MDL10.665MDT20.140MDL20.568TL4.720MW0.660GO0.660
E9.990J10.442JZ2.090BAS0.823FSDSFJ1.340SPLWPLTPS12.417BD0.500
ForetrianglesIdITPTPZComment026.30910.4422.090main forestay031.09912.4172.090ISP/TPS227.82911.6402.090J1 FRO323.8298.9952.090Staysail J3130.02912.0202.090C0 MH0
FLOTATION
Flotation Date25/04/2025SG1.0260
FFM1.725FAM1.570
BALLAST
TANKS
IdDescriptionCapacityLCGVCGSp.WghtCondition
Measurement
Level
Sailing
4Water Starboard7001.0000460.3003Water Port7001.0000500.3002Fuel Starboard7000.84002190.3131Fuel Port7000.84002340.335
INVENTORY
IdDescriptionWeight MsrmentWeight SailingLCGVCGGAIdDescriptionWeight MsrmentWeight SailingLCGVCGGA15A2-A083    14Fenders015    11Anchor0339.401.50    13Spares & misc0018.00    12Anchor Rode0359.401.50    10Anchor Chain059.401.50    9Storm Trysail00    8Storm Jib00    7MHO-A01274.50    6J4-A0734.50    5J2-B0904.50    4J1-A 100004.50    3FRO-A00    2A1.5-B 83000.00    1Mainsail RMN-A019115.40   
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG4Water StarboardWater700463Water PortWater700502Fuel StarboardFuel7002191Fuel PortFuel700234Total deductible477
OTHER ITEMSIdKindDescriptionWeightLCGVCG15DeductibleA2-A014DeductibleFenders011DeductibleAnchor09.401.5013DeductibleSpares & misc018.0012DeductibleAnchor Rode09.401.5010DeductibleAnchor Chain09.401.509DeductibleStorm Trysail08DeductibleStorm Jib07DeductibleMHO-A04.506DeductibleJ4-A04.505DeductibleJ2-B04.504DeductibleJ1-A 10004.503DeductibleFRO-A02DeductibleA1.5-B 8300.001DeductibleMainsail RMN-A015.40Total deductible0
MultihullInternational Certificate2025
Highland Fling XVIIIMON 888
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentRMN-A3.904.545.787.538.89218.9131/07/2023OSP5339-01; 190.7kg
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ2-B0.161.242.374.556.929.8128.83NoNo0136.1730/04/2024FurlingJ40.101.252.424.867.458.6419.57YesNo092.5328/04/2023OSP5339-001
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentA2-A34.8231.6833.2515.1920.1076%0448.1031/03/202591182MHO-A33.2329.5231.3813.1017.2076%1363.9507/11/2023OSP339-04; 126.8kg