Double HandedClub Certificate2026
HAYATEJPN 5854
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°41.7°39.7°38.2°37.6°37.6°37.5°38.5°40.1°
Beat VMG2.713.744.394.714.834.894.924.914.72
52°4.215.596.356.656.776.836.886.916.84
60°4.495.846.536.816.957.027.077.137.08
75°4.706.016.666.977.177.307.397.537.57
90°4.595.926.647.027.297.517.707.998.17
110°4.325.886.777.227.587.858.098.428.74
120°4.165.736.687.187.608.038.479.109.50
135°3.645.146.246.897.357.818.339.7011.53
150°3.004.325.436.346.937.387.848.9910.81
Run VMG2.603.744.705.546.206.737.158.029.36
Gybe Angles138.5°142.6°149.5°154.7°162.4°169.1°172.7°167.3°150.7°
APH ToD:564.8CDL: 8.291APH ToT: 1.0624CertNo:260290
BOAT
ClassSEAM 31DesignerI.YOKOYAMABuilderTSUBOI YACHTAge date03/2001Series date06/1999Offset fileJCBIY89.OFFData fileJC260290
HULL
Length Overall9.500 mMaximum Beam3.238 mDraft2.009 mDisplacement3,301 kgDLR5.5854IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.2632.89Headsail Luffed27.2027.20Headsail FlyingSymmetric71.4471.44Asymmetric67.6467.64 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.73Storm Jib7.99Heavy Weather Jib21.57
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 72.7 kg·m Stability Index 116.9
COMMENTS
Rig Data provided by I. Yokoyama Changed from Cert. JC230320
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  03390004JIM Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HAYATEJPN 5854
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 VMG1327.0962.7819.7764.4744.7736.3731.6733.7762.6
52°854.9643.7566.9541.5531.9526.9523.6521.2525.9
60°801.5616.5551.4528.4518.3512.8508.9505.1508.4
75°765.9599.3540.7516.4501.8492.9486.9478.3475.3
90°784.5608.0542.0513.1493.9479.1467.3450.7440.8
110°832.5612.1531.9498.4474.7458.4445.2427.5411.8
120°864.7628.0538.9501.5473.5448.2425.3395.8378.8
135°988.7700.0576.8522.3489.5460.8432.2371.1312.2
150°1200.6833.5663.0567.5519.7487.7459.0400.4333.2
Run VMG1386.3962.5765.6650.2580.4535.1503.2448.8384.5
Selected Courses
Windward / Leeward1356.6962.6792.6707.3662.5635.7617.4591.3573.5
All purpose1024.9745.0631.2579.1551.1532.9518.4495.9480.3
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward686.10.8746
All purpose564.81.0624
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7646
Downwind "popa"0.9447
70% up, 30% down "Ilhabela"0.8110
30% up, 70% down "Ilhabela-inverso"0.8823
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Predominantly Upwind611.60.9811
Predominantly Downwind566.01.0601
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP585.31.0251 Predom. Rc High464.61.2915 5B SF Bay L/M733.60.8178 TriNum AP Low688.10.8719 Predom. Dn Low829.50.7233 5B SF Bay Med652.40.9197 TriNum AP Med562.61.0664 Predom. Dn L/M630.90.9510 5B SF Bay M/H605.90.9902 TriNum AP High513.61.1682 Predom. Dn Med550.81.0893 5B SF Bay High580.31.0339 TriNum W/L Low917.00.6543 Predom. Dn M/H495.31.2114 5B AP Low755.90.7938 TriNum W/L Med681.60.8803 Predom. Dn High453.71.3225 5B AP L/M617.80.9712 TriNum W/L Hig612.20.9801 ChiMac Up Low733.90.8176 5B AP Med556.71.0779 Predom. Upwind632.40.9488 ChiMac Up Med677.60.8855 5B AP M/H519.81.1542 Predom. Reaching558.11.0751 ChiMac Up High611.10.9819 5B AP High497.11.2071 Predom. Downwind587.61.0211 ChiMac Off Low724.20.8285 5B W/L Low1018.60.5890 Predom. Up Low814.50.7367 ChiMac Off Med647.50.9266 5B W/L L/M768.40.7809 Predom. Up L/M651.20.9213 ChiMac Off High554.21.0827 5B W/L Med672.50.8922 Predom. Up Med598.51.0025 ChiMac AP Low725.90.8266 5B W/L M/H619.90.9680 Predom. Up M/H571.41.0501 ChiMac AP Med660.40.9086 5B W/L High592.71.0123 Predom. Up High558.31.0747 ChiMac AP High581.41.0320 W/L 60-40 Low1018.50.5891 Predom. Rc Low734.00.8174 BayMac Cove Island826.60.7258 W/L 60-40 L/M776.70.7725 Predom. Rc L/M585.11.0254 BayMac Shore819.70.7320 W/L 60-40 Med688.30.8717 Predom. Rc Med530.41.1312 Harvest Moon498.01.2049 W/L 60-40 M/H642.70.9336 Predom. Rc M/H492.51.2182 5B SF Bay Low862.70.6955 W/L 60-40 High621.80.9649      SA/DSPL Up26.71SA/DSPL Dn46.59
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance611.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating611.10.9818
FinRating, kevyt tuuli1001.80.9982
FinRating, kova tuuli499.61.0008
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9818
Triple Number Coastal/Long Distance Low0.8719
Triple Number Coastal/Long Distance Medium1.0665
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6837
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
For information
General Purpose Handicap (GPH)625.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Saronikos S All Purpose627.50.9562
Saronikos S Upwind703.90.8523
Saronikos S Downwind532.01.1279
Saronikos N All Purpose661.90.9065
Saronikos N Upwind730.50.8214
Saronikos N Downwind582.11.0308
Saronikos SW All Purpose624.80.9603
Saronikos SW Upwind711.50.8433
Saronikos SW Downwind539.11.1129
Saronikos NE All Purpose679.40.8831
Saronikos NE Upwind685.90.8747
Saronikos NE Downwind646.00.9287
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose585.31.0251
5-Band All Purpose Low818.30.7332
5-Band All Purpose L/M639.60.9381
5-Band All Purpose Med573.81.0457
5-Band All Purpose M/H532.91.1260
5-Band All Purpose High506.21.1852
Single Number Predominant Upwind609.90.9837
Single Number Predominant Reaching541.21.1087
Single Number Predominant Downwind567.21.0578
5-Band 50-50 Windward/Leeward Low1018.60.5890
5-Band 50-50 Windward/Leeward L/M768.40.7809
5-Band 50-50 Windward/Leeward Med672.50.8922
5-Band 50-50 Windward/Leeward M/H619.90.9680
5-Band 50-50 Windward/Leeward High592.71.0123
5-Band 60-40 Windward/Leeward Low1018.50.5891
5-Band 60-40 Windward/Leeward L/M776.70.7725
5-Band 60-40 Windward/Leeward Med688.30.8717
5-Band 60-40 Windward/Leeward M/H642.70.9336
5-Band 60-40 Windward/Leeward High621.80.9649
Triple Number 50-50 Windward/Leeward Low917.00.6543
Triple Number 50-50 Windward/Leeward Med681.70.8802
Triple Number 50-50 Windward/Leeward High612.20.9801
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward701.50.8553
Triple Number 60-40 Windward/Leeward Low919.40.6526
Triple Number 60-40 Windward/Leeward Med696.40.8615
Triple Number 60-40 Windward/Leeward High636.40.9427
Triple Number All-Purpose Low744.50.8059
Triple Number All-Purpose Med580.31.0340
Triple Number All-Purpose High525.71.1414
Triple Number Predominant Upwind Low752.70.7971
Triple Number Predominant Upwind Med605.10.9915
Triple Number Predominant Upwind High575.01.0434
Triple Number Predominant Reaching Low676.20.8873
Triple Number Predominant Reaching Med544.51.1019
Triple Number Predominant Reaching High476.61.2590
Triple Number Predominant Downwind Low747.50.8027
Triple Number Predominant Downwind Med559.11.0732
Triple Number Predominant Downwind High473.01.2686
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low688.2
Triple Number Coastal/Long Distance Medium562.6
Triple Number Coastal/Long Distance High513.6
Triple Number Windward/Leeward Low877.6
Triple Number Windward/Leeward Medium681.6
Triple Number Windward/Leeward High612.2
Predominantly Upwind611.6
Predominantly Downwind566.0
Predominantly Reaching547.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8719
Triple Number Coastal/Long Distance Medium1.0665
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6837
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9801
Coastal/Long Distance0.9818
Predominantly Upwind0.9811
Predominantly Downwind1.0601
For information
General Purpose Handicap (GPH)625.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0624
Distanseseilas Trippeltall svak vind0.8719
Distanseseilas Trippeltall mellomvind1.0665
Distanseseilas Trippeltall sterk vind1.1682
Pølsebane Trippeltall svak vind0.6837
Pølsebane Trippeltall mellomvind0.8803
Pølsebane Trippeltall sterk vind0.9801
Motvind Singeltall0.9811
Medvind Singeltall1.0601
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Coastal/Long Distance611.10.9818
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind611.60.9811
Predominantly Downwind566.01.0601
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore578.91.0365
Cape Doctor Coastal485.01.2372
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8719
Triple Number Coastal/Long Distance Medium1.0665
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6837
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9801
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8719
Triple Number Coastal/Long Distance Medium1.0665
Triple Number Coastal/Long Distance High1.1682
Triple Number Windward/Leeward Low0.6837
Triple Number Windward/Leeward Medium0.8803
Triple Number Windward/Leeward High0.9801
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Predominantly Upwind611.60.9811
Predominantly Downwind566.01.0601
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance611.10.9818
Triple Number Coastal/Long Distance Low688.20.8719
Triple Number Coastal/Long Distance Medium562.61.0665
Triple Number Coastal/Long Distance High513.61.1682
Triple Number Windward/Leeward Low877.60.6837
Triple Number Windward/Leeward Medium681.60.8803
Triple Number Windward/Leeward High612.20.9801
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1359.6962.6748.9644.6586.6552.2522.4473.6458.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP585.31.0251 Predom. Dn High453.71.3225 5B AP M/H519.81.1542 TriNum AP Low688.10.8719 Predom. Rc Low734.00.8174 5B AP High497.11.2071 TriNum AP Med562.61.0664 Predom. Rc L/M585.11.0254 5B SF Bay Low862.70.6955 TriNum AP High513.61.1682 Predom. Rc Med530.41.1312 5B SF Bay L/M733.60.8178 TriNum W/L Low917.00.6543 Predom. Rc M/H492.51.2182 5B SF Bay Med652.40.9197 TriNum W/L Med681.60.8803 Predom. Rc High464.61.2915 5B SF Bay M/H605.90.9902 TriNum W/L Hig612.20.9801 5B W/L Low1018.60.5890 5B SF Bay High580.31.0339 Predom. Upwind632.40.9488 5B W/L L/M768.40.7809 ChiMac Up Low733.90.8176 Predom. Reaching558.11.0751 5B W/L Med672.50.8922 ChiMac Up Med677.60.8855 Predom. Downwind587.61.0211 5B W/L M/H619.90.9680 ChiMac Up High611.10.9819 Predom. Up Low814.50.7367 5B W/L High592.71.0123 ChiMac Off Low724.20.8285 Predom. Up L/M651.20.9213 W/L 60-40 Low1018.50.5891 ChiMac Off Med647.50.9266 Predom. Up Med598.51.0025 W/L 60-40 L/M776.70.7725 ChiMac Off High554.21.0827 Predom. Up M/H571.41.0501 W/L 60-40 Med688.30.8717 ChiMac AP Low725.90.8266 Predom. Up High558.31.0747 W/L 60-40 M/H642.70.9336 ChiMac AP Med660.40.9086 Predom. Dn Low829.50.7233 W/L 60-40 High621.80.9649 ChiMac AP High581.41.0320 Predom. Dn L/M630.90.9510 5B AP Low755.90.7938 BayMac Cove Island826.60.7258 Predom. Dn Med550.81.0893 5B AP L/M617.80.9712 BayMac Shore819.70.7320 Predom. Dn M/H495.31.2114 5B AP Med556.71.0779 Harvest Moon498.01.2049      SA/DSPL Up26.71SA/DSPL Dn46.59
ORC Ref  03390004JIM Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HAYATEJPN 5854
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSEAM 31MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.500Maximum beam3.238Draft2.009Displacement3,301Wetted area18.22IMS L8.540LSM08.391Accomod. length9.500Sink (kg/mm) 14.20
VCGD-0.045VCGM-0.057 RM Rated (kg·m) 72.7Limit of positive stability(°) 121.0 Stability Index 116.9 BLR index 0.0000Default crew weight170 Declared crew weight 550
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.400IG12.640ISP13.940MDT10.104MDL10.158MDT2MDL2TLTaperMWGO
E4.480J3.460BAS1.600FSDFoilSFJ0.000SPL3.460WPLTPS3.460BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/03/2019
SFFP0.350FFMFF1.163LCFcl5.267SG
SAFP8.921FAMFA0.853LCFsh5.513HBI1.014
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03390004JIM Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HAYATEJPN 5854
JAPAN SAILING FEDERATION
4-2, Kasumigaokacho,
Shinjuku, Tokyo
Japan
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.241.081.732.763.5132.26
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.110.551.092.183.424.4612.16NoNo 27.20
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC13.3913.4013.406.406.4071.44
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentORC13.1011.8012.456.456.8095%67.64
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03390004JIM Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org