MultihullInternational Certificate2026
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 Angles45.5°45.5°44.8°43.1°41.2°41.7°42.2°42.7°43.8°
Beat VMG3.605.136.487.668.719.559.8610.1810.35
52°5.698.0510.0711.7113.1014.5415.0515.7416.17
60°6.298.7410.7512.4614.0215.8116.4617.4618.12
75°6.959.4411.3713.2315.3216.8117.7320.1221.87
90°6.779.6811.9913.2415.5018.1920.8521.9023.86
110°7.019.4911.6613.8513.6315.9018.7525.7027.99
120°6.418.9411.0613.1315.4616.8319.2921.7626.60
135°4.957.469.8211.4913.1715.3617.8322.6627.51
150°4.066.118.099.6911.0512.5614.5818.7523.45
Run VMG3.515.297.018.399.5710.8812.6316.2420.31
Gybe Angles136.7°136.7°138.1°142.6°145.7°136.3°136.9°137.5°141.8°
MHR:314.5CertNo:MH30
BOAT
ClassVPLP Custom 80DesignerVPLPBuilderGunboatAge date07/2023Series date07/2023Offset fileMH030i.offData fileMH30-Highland Fling 18
HULL
Length Overall23.929 mMaximum Beam10.244 mDraft5.572 mDisplacement23,725 kgDLR1.9668Dynamic Allowance0.000%Age Allowance0.098%RSA-0.458%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Weight950 kg(declared)Crew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail217.87243.81Headsail Luffed136.17136.17Headsail FlyingSymmetricAsymmetric446.83
COMMENTS
Transom Interceptor length 15mm Tanks CG corrected
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 Certificate2026
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 VMG1001.2702.1555.4469.8413.4376.9365.1353.6348.0
52°632.2447.3357.6307.4274.9247.7239.2228.8222.6
60°572.0411.9334.8289.0256.9227.7218.7206.2198.7
75°517.6381.2316.6272.0234.9214.2203.0178.9164.6
90°531.5371.8300.2271.9232.3197.9172.7164.4150.9
110°513.6379.3308.8259.9264.1226.4192.0140.1128.6
120°562.0402.7325.4274.1232.9213.9186.6165.4135.3
135°727.1482.3366.5313.3273.3234.3201.9158.9130.8
150°887.4589.2445.0371.6325.7286.6246.8192.0153.5
Run VMG1024.7680.3513.8429.1376.1330.9285.0221.7177.3
Selected Courses
Windward / Leeward1011.6691.2534.6449.5394.7353.9325.1287.6262.6
All purpose736.2512.2402.9342.5302.9268.9245.3217.5198.5
Single Number Scoring Options
Course Time On
Distance
Time On
Time
Windward / Leeward414.01.4492
All purpose314.51.9080
MultihullInternational Certificate2026
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
LOA23.929Max. Beam10.244Draft5.572Displacement23,725Dspl lightship20,814Wetted area82.46
Superstructure frontal area27.01Superstructure lateral area66.23Default crew weight848Declared crew weight950
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Jumper strutsNoRotating 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 Date11/05/2026
BALLAST
TANKS
IdDescriptionCapacityLCGVCGSp.Wght Condition
Measurement
Level
Sailing
6Black Water Port20012.90-0.101.0000710.0505Black Water Starboard20012.90-0.101.0000160.0504Water Starboard70016.90-0.101.00002970.5003Water Port70016.90-0.101.00005550.5002Fuel Starboard70014.90-0.100.84007000.5001Fuel Port70014.90-0.100.84007000.500
INVENTORY
IdDescriptionWeight MsrmentWeight SailingLCGVCGGAIdDescriptionWeight MsrmentWeight SailingLCGVCGGA15A2-A8383    14Fenders1515    11Anchor33339.401.50    13Spares & misc0018.00    12Anchor Rode35359.401.50    10Anchor Chain559.401.50    9Storm Trysail00    8Storm Jib00    7MHO-A1271274.50    6J4-A73734.50    5J2-B90904.50    4J1-A 100004.50    3FRO-A00    2A1.5-B 83000.00    1Mainsail RMN-A19119115.40   
MultihullInternational Certificate2026
Highland Fling XVIIIMON 888
ORC Multihull
Rating Office
www.orc.org/multihull
mh@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMainB3.934.525.847.498.75217.8713/05/2026
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ2-B0.161.242.374.556.929.8128.83NoNo0136.1730/04/2024FurlingJ4-B0.101.122.194.336.488.6521.50NoInner393.2923/01/202693726SS260.090.993.695.366.9121.22NoInner075.9414/05/2026HUW taken as HTW
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentA3-B34.8131.6033.2115.1620.1075%0446.8319/01/202693725MHO-A33.2329.5231.3813.1017.2076%1363.9507/11/2023OSP339-04; 126.8kg