Double HandedClub Certificate2026
WUSCHEL vorSUI 54
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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 Angles45.9°42.3°40.8°40.2°40.1°40.1°40.2°41.2°44.1°
Beat VMG2.483.423.944.164.264.304.324.253.96
52°3.885.145.826.086.196.256.286.276.06
60°4.155.386.046.306.416.476.516.536.43
75°4.355.556.216.516.666.746.816.876.87
90°4.245.496.216.596.816.977.087.247.33
110°3.985.426.296.706.917.077.227.467.71
120°3.855.296.226.707.047.307.507.838.07
135°3.354.785.826.516.917.297.688.488.97
150°2.763.995.075.986.586.977.348.249.42
Run VMG2.393.454.395.205.916.416.797.498.37
Gybe Angles137.5°145.8°150.5°153.3°162.1°170.5°176.8°175.0°165.4°
APH ToD:617.2CDL: 7.111APH ToT: 0.9721CertNo:SU5400
BOAT
ClassOLSEN 31DesignerB.OLSENBuilderP.B.OLSENAge date01/1989Series date01/1982Offset fileOLSEN31.OFFData fileSUI5400 DH
HULL
Length Overall9.390 mMaximum Beam2.624 mDraft1.637 mDisplacement3,526 kgDLR7.0786IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.254%
PROPELLER
InstallationPIPA entered directlyTypeN/APIPA0.0035
CREW
Maximum weight170 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.5728.98Headsail Luffed30.0030.00Headsail FlyingSymmetric72.8672.86Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail8.57Storm Jib6.89Heavy Weather Jib18.59
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 53.6 kg·m Stability Index 131.5
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  03080004J9T Issued on 29/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WUSCHEL vorSUI 54
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
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 VMG1449.51052.9913.4864.7845.6837.5834.0847.3908.4
52°927.2701.0618.9592.5581.5576.1572.8574.0593.9
60°867.5669.4596.4571.2561.6556.3552.8551.4559.8
75°828.5648.4579.6553.0540.6534.1528.9523.7524.1
90°848.1656.0579.3546.7528.8516.8508.3497.0491.3
110°905.1664.0572.3537.5521.2508.9498.4482.4466.9
120°936.1680.8579.1537.1511.5493.0480.3459.5446.3
135°1074.0753.6618.0553.3520.7493.9468.7424.4401.1
150°1302.2903.3710.6601.5546.8516.9490.3437.1382.2
Run VMG1503.71043.0820.3691.8609.2561.7530.2480.6430.1
Selected Courses
Windward / Leeward1476.61048.0866.9778.2727.4699.6682.1664.0669.3
All purpose1113.3809.2685.5630.1601.1584.2571.9556.1556.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward754.30.7954
All purpose617.20.9721
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6779
Downwind "popa"0.8867
70% up, 30% down "Ilhabela"0.7294
30% up, 70% down "Ilhabela-inverso"0.8117
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Predominantly Upwind672.90.8917
Predominantly Downwind608.70.9857
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP639.70.9379 Predom. Rc High519.91.1542 5B SF Bay L/M804.60.7458 TriNum AP Low747.30.8029 Predom. Dn Low897.90.6682 5B SF Bay Med719.00.8345 TriNum AP Med613.60.9778 Predom. Dn L/M678.90.8838 5B SF Bay M/H673.90.8903 TriNum AP High569.11.0543 Predom. Dn Med591.31.0147 5B SF Bay High658.80.9108 TriNum W/L Low1000.50.5997 Predom. Dn M/H537.21.1169 5B AP Low819.40.7323 TriNum W/L Med749.10.8010 Predom. Dn High505.91.1860 5B AP L/M671.70.8932 TriNum W/L Hig679.70.8828 ChiMac Up Low802.60.7476 5B AP Med607.70.9874 Predom. Upwind697.10.8608 ChiMac Up Med744.20.8063 5B AP M/H573.81.0456 Predom. Reaching605.80.9904 ChiMac Up High676.50.8869 5B AP High558.91.0736 Predom. Downwind635.10.9448 ChiMac Off Low781.60.7677 5B W/L Low1109.80.5406 Predom. Up Low887.00.6764 ChiMac Off Med698.30.8592 5B W/L L/M841.70.7128 Predom. Up L/M713.60.8408 ChiMac Off High600.10.9999 5B W/L Med739.10.8118 Predom. Up Med659.20.9102 ChiMac AP Low788.40.7610 5B W/L M/H685.80.8749 Predom. Up M/H634.20.9460 ChiMac AP Med718.60.8349 5B W/L High668.00.8982 Predom. Up High630.30.9520 ChiMac AP High636.70.9424 W/L 60-40 Low1111.30.5399 Predom. Rc Low794.40.7552 BayMac Cove Island900.60.6662 W/L 60-40 L/M854.70.7020 Predom. Rc L/M631.00.9508 BayMac Shore893.00.6719 W/L 60-40 Med761.70.7877 Predom. Rc Med572.81.0474 Harvest Moon541.11.1088 W/L 60-40 M/H716.20.8377 Predom. Rc M/H538.31.1146 5B SF Bay Low940.20.6381 W/L 60-40 High705.50.8504      SA/DSPL Up25.17SA/DSPL Dn43.60
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance668.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating668.70.8972
FinRating, kevyt tuuli1090.20.9172
FinRating, kova tuuli562.80.8883
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8972
Triple Number Coastal/Long Distance Low0.8029
Triple Number Coastal/Long Distance Medium0.9779
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.6267
Triple Number Windward/Leeward Medium0.8010
Triple Number Windward/Leeward High0.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
For information
General Purpose Handicap (GPH)682.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Saronikos S All Purpose689.30.8704
Saronikos S Upwind778.50.7707
Saronikos S Downwind573.71.0459
Saronikos N All Purpose728.10.8241
Saronikos N Upwind807.50.7430
Saronikos N Downwind625.40.9594
Saronikos SW All Purpose685.50.8752
Saronikos SW Upwind780.70.7686
Saronikos SW Downwind586.31.0234
Saronikos NE All Purpose744.50.8059
Saronikos NE Upwind753.20.7966
Saronikos NE Downwind699.30.8580
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose639.70.9379
5-Band All Purpose Low888.30.6755
5-Band All Purpose L/M694.40.8641
5-Band All Purpose Med624.10.9614
5-Band All Purpose M/H585.11.0255
5-Band All Purpose High567.91.0566
Single Number Predominant Upwind671.10.8940
Single Number Predominant Reaching585.11.0255
Single Number Predominant Downwind610.10.9835
5-Band 50-50 Windward/Leeward Low1109.80.5406
5-Band 50-50 Windward/Leeward L/M841.70.7128
5-Band 50-50 Windward/Leeward Med739.10.8118
5-Band 50-50 Windward/Leeward M/H685.80.8749
5-Band 50-50 Windward/Leeward High668.00.8982
5-Band 60-40 Windward/Leeward Low1111.30.5399
5-Band 60-40 Windward/Leeward L/M854.70.7020
5-Band 60-40 Windward/Leeward Med761.70.7877
5-Band 60-40 Windward/Leeward M/H716.20.8377
5-Band 60-40 Windward/Leeward High705.50.8504
Triple Number 50-50 Windward/Leeward Low1000.50.5997
Triple Number 50-50 Windward/Leeward Med749.10.8010
Triple Number 50-50 Windward/Leeward High679.70.8828
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward776.20.7730
Triple Number 60-40 Windward/Leeward Low1005.40.5968
Triple Number 60-40 Windward/Leeward Med770.40.7788
Triple Number 60-40 Windward/Leeward High711.70.8430
Triple Number All-Purpose Low808.10.7425
Triple Number All-Purpose Med630.80.9511
Triple Number All-Purpose High579.61.0352
Triple Number Predominant Upwind Low820.80.7310
Triple Number Predominant Upwind Med666.00.9009
Triple Number Predominant Upwind High641.50.9353
Triple Number Predominant Reaching Low731.20.8206
Triple Number Predominant Reaching Med588.71.0193
Triple Number Predominant Reaching High522.91.1476
Triple Number Predominant Downwind Low807.90.7427
Triple Number Predominant Downwind Med598.71.0022
Triple Number Predominant Downwind High513.81.1677
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low747.3
Triple Number Coastal/Long Distance Medium613.6
Triple Number Coastal/Long Distance High569.1
Triple Number Windward/Leeward Low957.4
Triple Number Windward/Leeward Medium749.1
Triple Number Windward/Leeward High679.7
Predominantly Upwind672.9
Predominantly Downwind608.7
Predominantly Reaching590.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8029
Triple Number Coastal/Long Distance Medium0.9779
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.6267
Triple Number Windward/Leeward Medium0.8010
Triple Number Windward/Leeward High0.8828
Coastal/Long Distance0.8972
Predominantly Upwind0.8917
Predominantly Downwind0.9857
For information
General Purpose Handicap (GPH)682.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9721
Distanseseilas Trippeltall svak vind0.8029
Distanseseilas Trippeltall mellomvind0.9779
Distanseseilas Trippeltall sterk vind1.0543
Pølsebane Trippeltall svak vind0.6267
Pølsebane Trippeltall mellomvind0.8010
Pølsebane Trippeltall sterk vind0.8828
Motvind Singeltall0.8917
Medvind Singeltall0.9857
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Coastal/Long Distance668.70.8972
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind672.90.8917
Predominantly Downwind608.70.9857
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore667.70.8986
Cape Doctor Coastal556.11.0790
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8029
Triple Number Coastal/Long Distance Medium0.9779
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.6267
Triple Number Windward/Leeward Medium0.8010
Triple Number Windward/Leeward High0.8828
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8029
Triple Number Coastal/Long Distance Medium0.9779
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.6267
Triple Number Windward/Leeward Medium0.8010
Triple Number Windward/Leeward High0.8828
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Predominantly Upwind672.90.8917
Predominantly Downwind608.70.9857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance668.70.8972
Triple Number Coastal/Long Distance Low747.30.8029
Triple Number Coastal/Long Distance Medium613.60.9779
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low957.40.6267
Triple Number Windward/Leeward Medium749.10.8010
Triple Number Windward/Leeward High679.70.8828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1479.31047.5816.8704.9640.9605.3576.2528.6521.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP639.70.9379 Predom. Dn High505.91.1860 5B AP M/H573.81.0456 TriNum AP Low747.30.8029 Predom. Rc Low794.40.7552 5B AP High558.91.0736 TriNum AP Med613.60.9778 Predom. Rc L/M631.00.9508 5B SF Bay Low940.20.6381 TriNum AP High569.11.0543 Predom. Rc Med572.81.0474 5B SF Bay L/M804.60.7458 TriNum W/L Low1000.50.5997 Predom. Rc M/H538.31.1146 5B SF Bay Med719.00.8345 TriNum W/L Med749.10.8010 Predom. Rc High519.91.1542 5B SF Bay M/H673.90.8903 TriNum W/L Hig679.70.8828 5B W/L Low1109.80.5406 5B SF Bay High658.80.9108 Predom. Upwind697.10.8608 5B W/L L/M841.70.7128 ChiMac Up Low802.60.7476 Predom. Reaching605.80.9904 5B W/L Med739.10.8118 ChiMac Up Med744.20.8063 Predom. Downwind635.10.9448 5B W/L M/H685.80.8749 ChiMac Up High676.50.8869 Predom. Up Low887.00.6764 5B W/L High668.00.8982 ChiMac Off Low781.60.7677 Predom. Up L/M713.60.8408 W/L 60-40 Low1111.30.5399 ChiMac Off Med698.30.8592 Predom. Up Med659.20.9102 W/L 60-40 L/M854.70.7020 ChiMac Off High600.10.9999 Predom. Up M/H634.20.9460 W/L 60-40 Med761.70.7877 ChiMac AP Low788.40.7610 Predom. Up High630.30.9520 W/L 60-40 M/H716.20.8377 ChiMac AP Med718.60.8349 Predom. Dn Low897.90.6682 W/L 60-40 High705.50.8504 ChiMac AP High636.70.9424 Predom. Dn L/M678.90.8838 5B AP Low819.40.7323 BayMac Cove Island900.60.6662 Predom. Dn Med591.31.0147 5B AP L/M671.70.8932 BayMac Shore893.00.6719 Predom. Dn M/H537.21.1169 5B AP Med607.70.9874 Harvest Moon541.11.1088      SA/DSPL Up25.17SA/DSPL Dn43.60
ORC Ref  03080004J9T Issued on 29/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WUSCHEL vorSUI 54
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOLSEN 31Measurement05/05/2007HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.390Maximum beam2.624Draft1.637Displacement3,526Wetted area18.14IMS L7.984LSM07.926Accomod. length8.528Sink (kg/mm) 12.71
VCGD-0.071VCGM-0.047 RM Rated (kg·m) 53.6Limit of positive stability(°) 127.0 Stability Index 131.5 BLR index 0.0000Default crew weight170 Declared crew weight 170
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeEnter PIPA directly
Hydro generatorNo
PIPA0.0035
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders1Rotating mastNo
P12.550IG11.706ISP11.736MDT10.105MDL10.150MDT20.094MDL20.115TL1.810MW0.150GO0.158
E3.900J3.665BAS1.406FSD0.031SFJ0.375SPL3.680WPLTPSBD0.200MWT0.00MCG0.000
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.078Flotation Date16/04/1988
SFFP0.587FFM1.005FF1.022LCFcl5.319SG1.0000
SAFP8.833FAM0.865FA0.877LCFsh5.475HBI0.961
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03080004J9T Issued on 29/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WUSCHEL vorSUI 54
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.150.791.422.443.2228.5729/10/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.080.671.252.533.865.2511.62NoNo 30.0024/02/20221
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS111.3411.3411.348.046.3972.8622/11/2007fractional
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.5 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity38 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03080004J9T Issued on 29/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org