Double HandedClub Certificate2026
WINDFALLNED 4796
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles47.7°44.8°42.6°40.8°41.0°40.8°40.5°40.5°41.4°
Beat VMG2.173.133.824.274.534.674.754.804.74
52°3.464.835.736.306.646.816.896.976.97
60°3.755.125.986.546.847.017.107.207.22
75°3.985.336.186.737.037.227.367.527.62
90°3.875.256.156.777.117.327.507.818.03
110°3.715.226.286.937.297.577.828.148.40
120°3.565.056.136.857.267.577.878.488.80
135°3.094.515.636.527.067.417.738.449.13
150°2.533.784.885.866.637.107.448.088.83
Run VMG2.193.274.235.085.846.446.907.548.15
Gybe Angles135.4°146.5°150.7°152.3°158.3°165.3°172.7°178.3°177.4°
APH ToD:600.0CDL: 8.314APH ToT: 1.0000CertNo:4629
BOAT
ClassTyphoon 37DesignerDuboisBuilderWesterley YachtsAge date01/1990Series date01/1990Offset fileHC12201.offData fileNED4796
HULL
Length Overall11.380 mMaximum Beam3.778 mDraft1.868 mDisplacement7,712 kgDLR8.6911IMS DivisionCruiser/RacerDynamic Allowance0.550%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.510m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.8439.65Headsail Luffed39.0239.02Headsail FlyingSymmetric89.5889.58Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail11.31Storm Jib8.29Heavy Weather Jib22.37
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 158.9 kg·m Stability Index 125.6
COMMENTS
Type nr.: 100
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  04310004JNI Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WINDFALLNED 4796
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1657.61149.8943.5843.0794.6770.4757.3749.3759.3
52°1041.4744.8628.5571.2542.4529.0522.7516.6516.8
60°958.8703.3602.1550.6526.0513.3507.1500.3498.4
75°905.4676.0582.6535.3512.0498.4489.2478.7472.4
90°931.3686.2585.6531.7506.3491.9479.7461.2448.5
110°971.3689.1573.4519.7493.6475.6460.3442.2428.7
120°1010.7712.5587.4525.6495.9475.5457.2424.6409.1
135°1163.8799.0639.2552.0510.0485.7465.7426.6394.2
150°1424.7952.9737.9614.7542.9506.8484.2445.6407.9
Run VMG1645.21100.3851.6708.5616.3559.3522.0477.3441.7
Selected Courses
Windward / Leeward1651.41125.1897.6775.8705.5664.9639.7613.3600.5
All purpose1234.0860.4702.6620.3576.5552.0535.9515.2502.9
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward740.40.8104
All purpose600.01.0000
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6991
Downwind "popa"0.8686
70% up, 30% down "Ilhabela"0.7425
30% up, 70% down "Ilhabela-inverso"0.8097
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Predominantly Upwind652.70.9192
Predominantly Downwind606.00.9901
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP625.40.9594 Predom. Rc High487.11.2318 5B SF Bay L/M819.30.7323 TriNum AP Low781.50.7678 Predom. Dn Low958.10.6262 5B SF Bay Med697.80.8598 TriNum AP Med595.51.0075 Predom. Dn L/M691.60.8676 5B SF Bay M/H632.20.9491 TriNum AP High532.11.1275 Predom. Dn Med581.71.0315 5B SF Bay High605.90.9903 TriNum W/L Low1063.10.5644 Predom. Dn M/H518.41.1574 5B AP Low871.80.6883 TriNum W/L Med734.80.8166 Predom. Dn High485.11.2367 5B AP L/M678.20.8847 TriNum W/L Hig636.10.9433 ChiMac Up Low834.60.7189 5B AP Med586.81.0225 Predom. Upwind681.90.8799 ChiMac Up Med749.10.8010 5B AP M/H538.51.1142 Predom. Reaching598.61.0024 ChiMac Up High650.50.9224 5B AP High516.61.1614 Predom. Downwind636.70.9423 ChiMac Off Low814.80.7363 5B W/L Low1199.80.5001 Predom. Up Low956.40.6273 ChiMac Off Med713.20.8413 5B W/L L/M859.80.6979 Predom. Up L/M718.70.8348 ChiMac Off High594.81.0088 5B W/L Med720.90.8323 Predom. Up Med630.40.9517 ChiMac AP Low820.60.7312 5B W/L M/H645.00.9302 Predom. Up M/H587.61.0211 ChiMac AP Med728.20.8239 5B W/L High615.70.9745 Predom. Up High571.51.0499 ChiMac AP High620.80.9664 W/L 60-40 Low1204.80.4980 Predom. Rc Low846.70.7086 BayMac Cove Island950.70.6311 W/L 60-40 L/M871.10.6888 Predom. Rc L/M636.00.9435 BayMac Shore942.40.6367 W/L 60-40 Med738.30.8127 Predom. Rc Med554.71.0816 Harvest Moon524.71.1434 W/L 60-40 M/H668.30.8978 Predom. Rc M/H510.91.1745 5B SF Bay Low1002.60.5985 W/L 60-40 High643.00.9331      SA/DSPL Up19.81SA/DSPL Dn32.68
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance654.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating654.30.9170
FinRating, kevyt tuuli1182.20.8459
FinRating, kova tuuli519.50.9625
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9170
Triple Number Coastal/Long Distance Low0.7678
Triple Number Coastal/Long Distance Medium1.0076
Triple Number Coastal/Long Distance High1.1275
Triple Number Windward/Leeward Low0.5933
Triple Number Windward/Leeward Medium0.8166
Triple Number Windward/Leeward High0.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
For information
General Purpose Handicap (GPH)675.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Saronikos S All Purpose689.70.8700
Saronikos S Upwind781.20.7681
Saronikos S Downwind579.71.0350
Saronikos N All Purpose724.90.8277
Saronikos N Upwind816.30.7350
Saronikos N Downwind635.70.9439
Saronikos SW All Purpose697.90.8597
Saronikos SW Upwind803.30.7469
Saronikos SW Downwind592.61.0125
Saronikos NE All Purpose754.00.7957
Saronikos NE Upwind763.60.7858
Saronikos NE Downwind722.20.8308
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose625.40.9594
5-Band All Purpose Low952.40.6300
5-Band All Purpose L/M703.00.8535
5-Band All Purpose Med604.90.9919
5-Band All Purpose M/H552.31.0864
5-Band All Purpose High527.81.1368
Single Number Predominant Upwind651.30.9212
Single Number Predominant Reaching573.71.0459
Single Number Predominant Downwind606.60.9891
5-Band 50-50 Windward/Leeward Low1199.80.5001
5-Band 50-50 Windward/Leeward L/M859.80.6979
5-Band 50-50 Windward/Leeward Med720.90.8323
5-Band 50-50 Windward/Leeward M/H645.00.9302
5-Band 50-50 Windward/Leeward High615.70.9745
5-Band 60-40 Windward/Leeward Low1204.80.4980
5-Band 60-40 Windward/Leeward L/M871.10.6888
5-Band 60-40 Windward/Leeward Med738.30.8127
5-Band 60-40 Windward/Leeward M/H668.30.8978
5-Band 60-40 Windward/Leeward High643.00.9331
Triple Number 50-50 Windward/Leeward Low1063.10.5644
Triple Number 50-50 Windward/Leeward Med734.90.8165
Triple Number 50-50 Windward/Leeward High636.10.9433
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward757.50.7920
Triple Number 60-40 Windward/Leeward Low1070.00.5607
Triple Number 60-40 Windward/Leeward Med751.30.7986
Triple Number 60-40 Windward/Leeward High660.40.9085
Triple Number All-Purpose Low851.50.7046
Triple Number All-Purpose Med614.40.9765
Triple Number All-Purpose High545.21.1005
Triple Number Predominant Upwind Low867.30.6918
Triple Number Predominant Upwind Med641.80.9349
Triple Number Predominant Upwind High588.81.0190
Triple Number Predominant Reaching Low766.30.7830
Triple Number Predominant Reaching Med572.21.0487
Triple Number Predominant Reaching High495.11.2120
Triple Number Predominant Downwind Low850.00.7058
Triple Number Predominant Downwind Med592.61.0124
Triple Number Predominant Downwind High498.31.2041
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low781.5
Triple Number Coastal/Long Distance Medium595.5
Triple Number Coastal/Long Distance High532.2
Triple Number Windward/Leeward Low1011.3
Triple Number Windward/Leeward Medium734.8
Triple Number Windward/Leeward High636.1
Predominantly Upwind652.7
Predominantly Downwind606.0
Predominantly Reaching582.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7678
Triple Number Coastal/Long Distance Medium1.0076
Triple Number Coastal/Long Distance High1.1275
Triple Number Windward/Leeward Low0.5933
Triple Number Windward/Leeward Medium0.8166
Triple Number Windward/Leeward High0.9433
Coastal/Long Distance0.9170
Predominantly Upwind0.9192
Predominantly Downwind0.9901
For information
General Purpose Handicap (GPH)675.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0000
Distanseseilas Trippeltall svak vind0.7678
Distanseseilas Trippeltall mellomvind1.0076
Distanseseilas Trippeltall sterk vind1.1275
Pølsebane Trippeltall svak vind0.5933
Pølsebane Trippeltall mellomvind0.8166
Pølsebane Trippeltall sterk vind0.9433
Motvind Singeltall0.9192
Medvind Singeltall0.9901
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Coastal/Long Distance654.30.9170
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind652.70.9192
Predominantly Downwind606.00.9901
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore604.40.9928
Cape Doctor Coastal506.61.1844
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7678
Triple Number Coastal/Long Distance Medium1.0076
Triple Number Coastal/Long Distance High1.1275
Triple Number Windward/Leeward Low0.5933
Triple Number Windward/Leeward Medium0.8166
Triple Number Windward/Leeward High0.9433
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7678
Triple Number Coastal/Long Distance Medium1.0076
Triple Number Coastal/Long Distance High1.1275
Triple Number Windward/Leeward Low0.5933
Triple Number Windward/Leeward Medium0.8166
Triple Number Windward/Leeward High0.9433
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Predominantly Upwind652.70.9192
Predominantly Downwind606.00.9901
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance654.30.9170
Triple Number Coastal/Long Distance Low781.50.7678
Triple Number Coastal/Long Distance Medium595.51.0076
Triple Number Coastal/Long Distance High532.21.1275
Triple Number Windward/Leeward Low1011.30.5933
Triple Number Windward/Leeward Medium734.80.8166
Triple Number Windward/Leeward High636.10.9433
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1650.71122.6843.7698.9616.2573.1541.1490.7477.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP625.40.9594 Predom. Dn High485.11.2367 5B AP M/H538.51.1142 TriNum AP Low781.50.7678 Predom. Rc Low846.70.7086 5B AP High516.61.1614 TriNum AP Med595.51.0075 Predom. Rc L/M636.00.9435 5B SF Bay Low1002.60.5985 TriNum AP High532.11.1275 Predom. Rc Med554.71.0816 5B SF Bay L/M819.30.7323 TriNum W/L Low1063.10.5644 Predom. Rc M/H510.91.1745 5B SF Bay Med697.80.8598 TriNum W/L Med734.80.8166 Predom. Rc High487.11.2318 5B SF Bay M/H632.20.9491 TriNum W/L Hig636.10.9433 5B W/L Low1199.80.5001 5B SF Bay High605.90.9903 Predom. Upwind681.90.8799 5B W/L L/M859.80.6979 ChiMac Up Low834.60.7189 Predom. Reaching598.61.0024 5B W/L Med720.90.8323 ChiMac Up Med749.10.8010 Predom. Downwind636.70.9423 5B W/L M/H645.00.9302 ChiMac Up High650.50.9224 Predom. Up Low956.40.6273 5B W/L High615.70.9745 ChiMac Off Low814.80.7363 Predom. Up L/M718.70.8348 W/L 60-40 Low1204.80.4980 ChiMac Off Med713.20.8413 Predom. Up Med630.40.9517 W/L 60-40 L/M871.10.6888 ChiMac Off High594.81.0088 Predom. Up M/H587.61.0211 W/L 60-40 Med738.30.8127 ChiMac AP Low820.60.7312 Predom. Up High571.51.0499 W/L 60-40 M/H668.30.8978 ChiMac AP Med728.20.8239 Predom. Dn Low958.10.6262 W/L 60-40 High643.00.9331 ChiMac AP High620.80.9664 Predom. Dn L/M691.60.8676 5B AP Low871.80.6883 BayMac Cove Island950.70.6311 Predom. Dn Med581.71.0315 5B AP L/M678.20.8847 BayMac Shore942.40.6367 Predom. Dn M/H518.41.1574 5B AP Med586.81.0225 Harvest Moon524.71.1434      SA/DSPL Up19.81SA/DSPL Dn32.68
ORC Ref  04310004JNI Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WINDFALLNED 4796
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassTyphoon 37Measurement08/12/1991HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.380Maximum beam3.778Draft1.868Displacement7,712Wetted area30.38IMS L9.564LSM09.609Accomod. length11.124Sink (kg/mm) 20.38
VCGD-0.072VCGM-0.099 RM Rated (kg·m) 158.9Limit of positive stability(°) 122.3 Stability Index 125.6 BLR index 0.0000Default crew weight170 Declared crew weight 0
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.510PBW0.000PIPA0.0033
PSD0.000PHD0.000PHL0.000
PSA0.0°ESL0.000
ST10.000ST20.000ST30.000
ST40.000ST50.000
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P13.720IG12.870ISP12.870MDT10.135MDL10.195MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E4.710J4.300BAS0.820FSDFoilSFJ0.000SPL4.386WPLTPSBD0.000MWTMCG
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/12/1991
SFFP0.497FFM1.350FF1.358LCFcl6.293SG
SAFP10.399FAM0.907FA0.912LCFsh6.572HBI1.098
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004JNI Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
WINDFALLNED 4796
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.000.000.002.870.0038.84* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC5.650.00NoNo 39.02* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC13.5013.5013.507.980.0089.58* Copied from legacy *
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.1 mTable area0.55 m²Headroom1.77 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity127 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity72 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004JNI Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org