Double HandedClub Certificate2026
BIG DREAMJPN 3757
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
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 Angles44.8°41.9°39.4°38.2°37.9°38.3°38.4°39.3°41.9°
Beat VMG2.753.824.464.714.824.884.924.894.69
52°4.275.736.476.726.836.906.956.986.91
60°4.565.986.676.927.047.137.197.257.22
75°4.776.156.827.157.347.487.597.737.78
90°4.656.056.807.227.547.807.998.318.53
110°4.205.816.797.307.677.948.208.899.55
120°4.035.636.677.257.778.278.679.409.65
135°3.495.026.196.927.478.058.7710.5311.87
150°2.894.225.376.346.987.508.079.6011.99
Run VMG2.503.654.655.526.226.777.258.3710.39
Gybe Angles138.6°143.9°148.6°153.7°161.0°167.8°168.7°158.2°147.7°
APH ToD:559.0CDL: 8.212APH ToT: 1.0734CertNo:260340
BOAT
ClassFARR 31DesignerB.FARRBuilderFRANKLINAge date12/1993Series date11/1993Offset fileKZ164.OFFData fileJC260340
HULL
Length Overall9.550 mMaximum Beam3.214 mDraft1.988 mDisplacement2,545 kgDLR4.7129IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.331%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.385m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.8131.51Headsail Luffed25.9625.96Headsail FlyingSymmetric62.0162.01Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.05Storm Jib6.60Heavy Weather Jib17.82
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 66.2 kg·m Stability Index 124.2
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.
ORC Ref  03390004JIP Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BIG DREAMJPN 3757
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
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 VMG1307.5942.3806.8764.2746.8737.4731.9736.6767.3
52°842.5628.8556.7536.1527.1521.5517.9515.8520.8
60°789.4601.8539.7520.3511.5505.2500.9496.9498.9
75°754.2585.2527.5503.4490.3481.5474.2465.6463.0
90°774.0595.0529.7498.9477.3461.7450.7433.1422.1
110°856.9620.1530.5493.2469.5453.4438.8405.1376.8
120°892.5639.1539.7496.5463.4435.2415.4382.9372.9
135°1030.7717.4581.4519.9481.8447.0410.6341.8303.3
150°1247.4853.8670.0567.9515.6479.9446.0374.9300.2
Run VMG1440.4985.8773.7652.6579.2531.4496.6430.0346.7
Selected Courses
Windward / Leeward1373.9964.1790.2708.4663.0634.4614.2583.3557.0
All purpose1034.5743.5626.5575.1546.0526.1509.9482.9465.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward685.30.8756
All purpose559.01.0734
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7684
Downwind "popa"0.9440
70% up, 30% down "Ilhabela"0.8138
30% up, 70% down "Ilhabela-inverso"0.8834
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Predominantly Upwind605.60.9907
Predominantly Downwind560.21.0711
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP578.41.0374 Predom. Rc High448.71.3372 5B SF Bay L/M732.30.8194 TriNum AP Low685.00.8759 Predom. Dn Low840.40.7140 5B SF Bay Med650.90.9217 TriNum AP Med557.51.0763 Predom. Dn L/M630.30.9519 5B SF Bay M/H601.00.9984 TriNum AP High503.81.1909 Predom. Dn Med544.91.1012 5B SF Bay High571.31.0503 TriNum W/L Low918.60.6531 Predom. Dn M/H482.81.2426 5B AP Low758.20.7913 TriNum W/L Med681.60.8803 Predom. Dn High436.01.3763 5B AP L/M613.70.9776 TriNum W/L Hig607.70.9873 ChiMac Up Low727.40.8248 5B AP Med551.21.0886 Predom. Upwind626.40.9579 ChiMac Up Med671.70.8932 5B AP M/H511.11.1739 Predom. Reaching549.41.0921 ChiMac Up High604.80.9921 5B AP High484.61.2381 Predom. Downwind583.01.0292 ChiMac Off Low728.70.8234 5B W/L Low1023.10.5865 Predom. Up Low806.80.7437 ChiMac Off Med647.00.9273 5B W/L L/M768.20.7811 Predom. Up L/M644.80.9305 ChiMac Off High546.91.0971 5B W/L Med672.30.8925 Predom. Up Med593.31.0112 ChiMac AP Low724.30.8284 5B W/L M/H616.50.9732 Predom. Up M/H564.51.0630 ChiMac AP Med656.70.9137 5B W/L High584.11.0272 Predom. Up High550.41.0901 ChiMac AP High574.31.0448 W/L 60-40 Low1018.40.5892 Predom. Rc Low733.40.8181 BayMac Cove Island828.90.7239 W/L 60-40 L/M775.10.7741 Predom. Rc L/M579.01.0362 BayMac Shore821.10.7307 W/L 60-40 Med688.20.8719 Predom. Rc Med521.11.1514 Harvest Moon486.41.2336 W/L 60-40 M/H640.20.9372 Predom. Rc M/H478.91.2530 5B SF Bay Low861.10.6968 W/L 60-40 High615.50.9748      SA/DSPL Up30.36SA/DSPL Dn49.64
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance606.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating606.10.9899
FinRating, kevyt tuuli1007.80.9923
FinRating, kova tuuli487.81.0250
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9899
Triple Number Coastal/Long Distance Low0.8759
Triple Number Coastal/Long Distance Medium1.0764
Triple Number Coastal/Long Distance High1.1909
Triple Number Windward/Leeward Low0.6840
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
For information
General Purpose Handicap (GPH)620.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Saronikos S All Purpose618.70.9698
Saronikos S Upwind695.30.8630
Saronikos S Downwind525.61.1416
Saronikos N All Purpose657.30.9129
Saronikos N Upwind720.40.8329
Saronikos N Downwind583.41.0285
Saronikos SW All Purpose614.90.9758
Saronikos SW Upwind699.60.8576
Saronikos SW Downwind535.51.1205
Saronikos NE All Purpose677.50.8856
Saronikos NE Upwind675.30.8884
Saronikos NE Downwind653.90.9176
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose578.41.0374
5-Band All Purpose Low819.10.7325
5-Band All Purpose L/M635.60.9440
5-Band All Purpose Med567.81.0567
5-Band All Purpose M/H523.01.1473
5-Band All Purpose High493.31.2163
Single Number Predominant Upwind603.70.9939
Single Number Predominant Reaching532.11.1277
Single Number Predominant Downwind561.81.0680
5-Band 50-50 Windward/Leeward Low1023.10.5865
5-Band 50-50 Windward/Leeward L/M768.20.7811
5-Band 50-50 Windward/Leeward Med672.30.8925
5-Band 50-50 Windward/Leeward M/H616.50.9732
5-Band 50-50 Windward/Leeward High584.11.0272
5-Band 60-40 Windward/Leeward Low1018.40.5892
5-Band 60-40 Windward/Leeward L/M775.10.7741
5-Band 60-40 Windward/Leeward Med688.20.8719
5-Band 60-40 Windward/Leeward M/H640.20.9372
5-Band 60-40 Windward/Leeward High615.50.9748
Triple Number 50-50 Windward/Leeward Low918.60.6531
Triple Number 50-50 Windward/Leeward Med681.70.8802
Triple Number 50-50 Windward/Leeward High607.70.9873
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward700.70.8563
Triple Number 60-40 Windward/Leeward Low917.60.6539
Triple Number 60-40 Windward/Leeward Med696.40.8616
Triple Number 60-40 Windward/Leeward High633.20.9476
Triple Number All-Purpose Low742.90.8076
Triple Number All-Purpose Med574.71.0440
Triple Number All-Purpose High514.81.1654
Triple Number Predominant Upwind Low745.80.8045
Triple Number Predominant Upwind Med600.20.9996
Triple Number Predominant Upwind High568.41.0556
Triple Number Predominant Reaching Low673.10.8914
Triple Number Predominant Reaching Med536.41.1185
Triple Number Predominant Reaching High461.41.3004
Triple Number Predominant Downwind Low753.20.7966
Triple Number Predominant Downwind Med554.11.0829
Triple Number Predominant Downwind High458.21.3095
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low685.0
Triple Number Coastal/Long Distance Medium557.4
Triple Number Coastal/Long Distance High503.8
Triple Number Windward/Leeward Low877.2
Triple Number Windward/Leeward Medium681.6
Triple Number Windward/Leeward High607.7
Predominantly Upwind605.6
Predominantly Downwind560.2
Predominantly Reaching538.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8759
Triple Number Coastal/Long Distance Medium1.0764
Triple Number Coastal/Long Distance High1.1909
Triple Number Windward/Leeward Low0.6840
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9873
Coastal/Long Distance0.9899
Predominantly Upwind0.9907
Predominantly Downwind1.0711
For information
General Purpose Handicap (GPH)620.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0734
Distanseseilas Trippeltall svak vind0.8759
Distanseseilas Trippeltall mellomvind1.0764
Distanseseilas Trippeltall sterk vind1.1909
Pølsebane Trippeltall svak vind0.6840
Pølsebane Trippeltall mellomvind0.8803
Pølsebane Trippeltall sterk vind0.9873
Motvind Singeltall0.9907
Medvind Singeltall1.0711
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Coastal/Long Distance606.10.9899
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind605.60.9907
Predominantly Downwind560.21.0711
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore564.91.0622
Cape Doctor Coastal470.91.2740
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8759
Triple Number Coastal/Long Distance Medium1.0764
Triple Number Coastal/Long Distance High1.1909
Triple Number Windward/Leeward Low0.6840
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9873
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8759
Triple Number Coastal/Long Distance Medium1.0764
Triple Number Coastal/Long Distance High1.1909
Triple Number Windward/Leeward Low0.6840
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9873
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Predominantly Upwind605.60.9907
Predominantly Downwind560.21.0711
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.10.9899
Triple Number Coastal/Long Distance Low685.00.8759
Triple Number Coastal/Long Distance Medium557.41.0764
Triple Number Coastal/Long Distance High503.81.1909
Triple Number Windward/Leeward Low877.20.6840
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High607.70.9873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1380.6966.2746.1642.8582.2545.1513.8460.7443.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP578.41.0374 Predom. Dn High436.01.3763 5B AP M/H511.11.1739 TriNum AP Low685.00.8759 Predom. Rc Low733.40.8181 5B AP High484.61.2381 TriNum AP Med557.51.0763 Predom. Rc L/M579.01.0362 5B SF Bay Low861.10.6968 TriNum AP High503.81.1909 Predom. Rc Med521.11.1514 5B SF Bay L/M732.30.8194 TriNum W/L Low918.60.6531 Predom. Rc M/H478.91.2530 5B SF Bay Med650.90.9217 TriNum W/L Med681.60.8803 Predom. Rc High448.71.3372 5B SF Bay M/H601.00.9984 TriNum W/L Hig607.70.9873 5B W/L Low1023.10.5865 5B SF Bay High571.31.0503 Predom. Upwind626.40.9579 5B W/L L/M768.20.7811 ChiMac Up Low727.40.8248 Predom. Reaching549.41.0921 5B W/L Med672.30.8925 ChiMac Up Med671.70.8932 Predom. Downwind583.01.0292 5B W/L M/H616.50.9732 ChiMac Up High604.80.9921 Predom. Up Low806.80.7437 5B W/L High584.11.0272 ChiMac Off Low728.70.8234 Predom. Up L/M644.80.9305 W/L 60-40 Low1018.40.5892 ChiMac Off Med647.00.9273 Predom. Up Med593.31.0112 W/L 60-40 L/M775.10.7741 ChiMac Off High546.91.0971 Predom. Up M/H564.51.0630 W/L 60-40 Med688.20.8719 ChiMac AP Low724.30.8284 Predom. Up High550.41.0901 W/L 60-40 M/H640.20.9372 ChiMac AP Med656.70.9137 Predom. Dn Low840.40.7140 W/L 60-40 High615.50.9748 ChiMac AP High574.31.0448 Predom. Dn L/M630.30.9519 5B AP Low758.20.7913 BayMac Cove Island828.90.7239 Predom. Dn Med544.91.1012 5B AP L/M613.70.9776 BayMac Shore821.10.7307 Predom. Dn M/H482.81.2426 5B AP Med551.21.0886 Harvest Moon486.41.2336      SA/DSPL Up30.36SA/DSPL Dn49.64
ORC Ref  03390004JIP Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BIG DREAMJPN 3757
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFARR 31Measurement18/04/2025HINPlan reviewHull constructionLightCarbon rudderYesLight stanchionsNoTrim tabNo
Length overall9.550Maximum beam3.214Draft1.988Displacement2,545Wetted area16.85IMS L8.428LSM08.142Accomod. length9.550Sink (kg/mm) 12.92
VCGD-0.172VCGM-0.179 RM Rated (kg·m) 66.2Limit of positive stability(°) 130.3 Stability Index 124.2 BLR index 0.0000Default crew weight170 Declared crew weight 595
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.385PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders2Rotating mastNo
P11.836IG11.489ISP12.262MDT10.091MDL10.137MDT2MDL2TLTaperMWGO
E4.365J3.312BAS1.684FSDFoilSFJ0.018SPL3.394WPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/04/2025
SFFP0.345FFM1.096FF1.096LCFcl5.151SG
SAFP8.840FAM0.891FA0.891LCFsh5.378HBI0.994
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03390004JIP Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BIG DREAMJPN 3757
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.150.921.632.803.7130.81* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.090.501.002.093.374.4711.88NoNo 25.9610.080.510.911.742.563.3811.80YesNo 20.44* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC12.1212.1212.126.156.1062.01
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03390004JIP Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org