Double HandedClub Certificate2026
HebbesNED 7873
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 Angles45.4°43.0°41.3°40.7°40.4°40.0°39.7°39.8°41.5°
Beat VMG2.393.303.974.344.524.624.684.724.59
52°3.735.035.956.396.556.646.716.786.68
60°4.005.326.226.616.786.886.957.036.99
75°4.225.556.406.827.087.227.337.477.53
90°4.305.726.596.997.247.517.717.988.14
110°4.165.716.697.237.597.958.238.698.96
120°4.015.616.647.247.758.158.529.4210.08
135°3.535.056.256.957.528.098.7210.2611.35
150°2.924.255.376.336.957.467.999.3011.64
Run VMG2.533.684.655.486.056.506.948.0510.08
Gybe Angles139.5°142.9°147.4°150.4°153.7°155.9°154.3°145.8°145.2°
APH ToD:581.3CDL: 7.845APH ToT: 1.0322CertNo:None
BOAT
ClassOne OffDesignerK. de RidderBuilderJ. Velsen PartnersAge date07/2008Series date01/2008Offset filecr850155.offData fileNED7873
HULL
Length Overall9.150 mMaximum Beam3.002 mDraft2.183 mDisplacement2,812 kgDLR4.4397IMS DivisionCruiser/RacerDynamic Allowance0.140%Age Allowance0.585%RS Assessment-0.254%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.375m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.9734.33Headsail Luffed20.3720.37Headsail FlyingSymmetricAsymmetric74.8974.89 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.00Storm Jib6.53Heavy Weather Jib17.61
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 67.9 kg·m Stability Index 117.6
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  04310004JPB Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HebbesNED 7873
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 VMG1509.31089.6906.2828.7796.5779.6769.1762.5784.7
52°966.3715.4605.4563.6549.6541.8536.7531.3538.5
60°899.7676.9579.1544.8531.1523.3518.0512.0515.2
75°852.2648.2562.5527.6508.8498.6491.1481.7478.1
90°837.6629.2546.0515.2497.2479.1466.8451.3442.2
110°865.5630.4538.1498.1474.1452.7437.3414.3401.7
120°896.8641.9542.3497.5464.4441.7422.4382.1357.1
135°1020.3713.2576.4517.9478.7445.0412.9350.8317.2
150°1233.8848.0669.8569.0518.0482.4450.8387.2309.3
Run VMG1424.6979.1773.5656.9595.0554.1518.7447.1357.1
Selected Courses
Windward / Leeward1467.01034.4839.8742.8695.7666.8643.9604.8570.9
All purpose1106.5794.8659.2597.3565.7544.0526.9498.4479.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward721.00.8322
All purpose581.31.0322
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7080
Downwind "popa"0.9283
70% up, 30% down "Ilhabela"0.7623
30% up, 70% down "Ilhabela-inverso"0.8491
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Predominantly Upwind638.80.9393
Predominantly Downwind574.81.0439
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP602.60.9957 Predom. Rc High464.51.2918 5B SF Bay L/M776.60.7726 TriNum AP Low727.00.8253 Predom. Dn Low863.00.6952 5B SF Bay Med682.10.8796 TriNum AP Med578.71.0369 Predom. Dn L/M644.60.9308 5B SF Bay M/H626.40.9579 TriNum AP High520.51.1527 Predom. Dn Med558.41.0746 5B SF Bay High591.01.0152 TriNum W/L Low980.40.6120 Predom. Dn M/H497.91.2051 5B AP Low798.70.7512 TriNum W/L Med716.20.8378 Predom. Dn High451.01.3305 5B AP L/M643.60.9323 TriNum W/L Hig635.00.9449 ChiMac Up Low788.50.7610 5B AP Med571.81.0493 Predom. Upwind663.60.9042 ChiMac Up Med718.60.8349 5B AP M/H528.31.1358 Predom. Reaching569.61.0533 ChiMac Up High637.30.9414 5B AP High500.11.1997 Predom. Downwind598.31.0028 ChiMac Off Low747.10.8032 5B W/L Low1093.90.5485 Predom. Up Low888.10.6756 ChiMac Off Med663.40.9045 5B W/L L/M813.00.7380 Predom. Up L/M689.90.8697 ChiMac Off High561.61.0684 5B W/L Med706.30.8495 Predom. Up Med622.60.9636 ChiMac AP Low763.90.7854 5B W/L M/H645.50.9295 Predom. Up M/H587.21.0217 ChiMac AP Med688.40.8716 5B W/L High605.70.9906 Predom. Up High569.51.0536 ChiMac AP High598.01.0033 W/L 60-40 Low1104.80.5431 Predom. Rc Low772.70.7765 BayMac Cove Island877.40.6838 W/L 60-40 L/M828.30.7244 Predom. Rc L/M600.30.9995 BayMac Shore870.60.6892 W/L 60-40 Med726.20.8262 Predom. Rc Med537.21.1168 Harvest Moon501.51.1965 W/L 60-40 M/H670.90.8944 Predom. Rc M/H494.01.2146 5B SF Bay Low928.60.6462 W/L 60-40 High638.10.9404      SA/DSPL Up26.68SA/DSPL Dn53.95
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance632.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating632.50.9486
FinRating, kevyt tuuli1072.50.9324
FinRating, kova tuuli501.00.9981
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9486
Triple Number Coastal/Long Distance Low0.8253
Triple Number Coastal/Long Distance Medium1.0370
Triple Number Coastal/Long Distance High1.1527
Triple Number Windward/Leeward Low0.6403
Triple Number Windward/Leeward Medium0.8378
Triple Number Windward/Leeward High0.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
For information
General Purpose Handicap (GPH)648.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Saronikos S All Purpose660.50.9084
Saronikos S Upwind757.90.7917
Saronikos S Downwind534.01.1237
Saronikos N All Purpose694.00.8646
Saronikos N Upwind787.20.7622
Saronikos N Downwind586.81.0226
Saronikos SW All Purpose657.80.9122
Saronikos SW Upwind769.60.7796
Saronikos SW Downwind540.71.1097
Saronikos NE All Purpose711.80.8429
Saronikos NE Upwind733.00.8186
Saronikos NE Downwind656.50.9139
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose602.60.9957
5-Band All Purpose Low870.90.6889
5-Band All Purpose L/M665.30.9019
5-Band All Purpose Med589.51.0178
5-Band All Purpose M/H542.21.1066
5-Band All Purpose High510.61.1750
Single Number Predominant Upwind637.40.9413
Single Number Predominant Reaching549.61.0917
Single Number Predominant Downwind575.81.0419
5-Band 50-50 Windward/Leeward Low1093.90.5485
5-Band 50-50 Windward/Leeward L/M813.00.7380
5-Band 50-50 Windward/Leeward Med706.30.8495
5-Band 50-50 Windward/Leeward M/H645.50.9295
5-Band 50-50 Windward/Leeward High605.70.9906
5-Band 60-40 Windward/Leeward Low1104.80.5431
5-Band 60-40 Windward/Leeward L/M828.30.7244
5-Band 60-40 Windward/Leeward Med726.20.8262
5-Band 60-40 Windward/Leeward M/H670.90.8944
5-Band 60-40 Windward/Leeward High638.10.9404
Triple Number 50-50 Windward/Leeward Low980.40.6120
Triple Number 50-50 Windward/Leeward Med716.30.8377
Triple Number 50-50 Windward/Leeward High635.00.9449
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward740.90.8098
Triple Number 60-40 Windward/Leeward Low992.60.6045
Triple Number 60-40 Windward/Leeward Med735.50.8158
Triple Number 60-40 Windward/Leeward High661.80.9066
Triple Number All-Purpose Low786.70.7627
Triple Number All-Purpose Med596.81.0054
Triple Number All-Purpose High533.51.1246
Triple Number Predominant Upwind Low811.80.7391
Triple Number Predominant Upwind Med630.80.9512
Triple Number Predominant Upwind High590.71.0158
Triple Number Predominant Reaching Low706.80.8489
Triple Number Predominant Reaching Med554.01.0830
Triple Number Predominant Reaching High475.61.2614
Triple Number Predominant Downwind Low774.00.7752
Triple Number Predominant Downwind Med566.31.0596
Triple Number Predominant Downwind High472.11.2709
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low727.0
Triple Number Coastal/Long Distance Medium578.6
Triple Number Coastal/Long Distance High520.5
Triple Number Windward/Leeward Low937.1
Triple Number Windward/Leeward Medium716.2
Triple Number Windward/Leeward High635.0
Predominantly Upwind638.8
Predominantly Downwind574.8
Predominantly Reaching554.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8253
Triple Number Coastal/Long Distance Medium1.0370
Triple Number Coastal/Long Distance High1.1527
Triple Number Windward/Leeward Low0.6403
Triple Number Windward/Leeward Medium0.8378
Triple Number Windward/Leeward High0.9449
Coastal/Long Distance0.9486
Predominantly Upwind0.9393
Predominantly Downwind1.0439
For information
General Purpose Handicap (GPH)648.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0322
Distanseseilas Trippeltall svak vind0.8253
Distanseseilas Trippeltall mellomvind1.0370
Distanseseilas Trippeltall sterk vind1.1527
Pølsebane Trippeltall svak vind0.6403
Pølsebane Trippeltall mellomvind0.8378
Pølsebane Trippeltall sterk vind0.9449
Motvind Singeltall0.9393
Medvind Singeltall1.0439
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Coastal/Long Distance632.50.9486
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind638.80.9393
Predominantly Downwind574.81.0439
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore581.11.0326
Cape Doctor Coastal485.41.2362
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8253
Triple Number Coastal/Long Distance Medium1.0370
Triple Number Coastal/Long Distance High1.1527
Triple Number Windward/Leeward Low0.6403
Triple Number Windward/Leeward Medium0.8378
Triple Number Windward/Leeward High0.9449
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8253
Triple Number Coastal/Long Distance Medium1.0370
Triple Number Coastal/Long Distance High1.1527
Triple Number Windward/Leeward Low0.6403
Triple Number Windward/Leeward Medium0.8378
Triple Number Windward/Leeward High0.9449
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Predominantly Upwind638.80.9393
Predominantly Downwind574.81.0439
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance632.50.9486
Triple Number Coastal/Long Distance Low727.00.8253
Triple Number Coastal/Long Distance Medium578.61.0370
Triple Number Coastal/Long Distance High520.51.1527
Triple Number Windward/Leeward Low937.10.6403
Triple Number Windward/Leeward Medium716.20.8378
Triple Number Windward/Leeward High635.00.9449
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1462.81028.8788.7670.5604.9565.3531.4473.5451.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP602.60.9957 Predom. Dn High451.01.3305 5B AP M/H528.31.1358 TriNum AP Low727.00.8253 Predom. Rc Low772.70.7765 5B AP High500.11.1997 TriNum AP Med578.71.0369 Predom. Rc L/M600.30.9995 5B SF Bay Low928.60.6462 TriNum AP High520.51.1527 Predom. Rc Med537.21.1168 5B SF Bay L/M776.60.7726 TriNum W/L Low980.40.6120 Predom. Rc M/H494.01.2146 5B SF Bay Med682.10.8796 TriNum W/L Med716.20.8378 Predom. Rc High464.51.2918 5B SF Bay M/H626.40.9579 TriNum W/L Hig635.00.9449 5B W/L Low1093.90.5485 5B SF Bay High591.01.0152 Predom. Upwind663.60.9042 5B W/L L/M813.00.7380 ChiMac Up Low788.50.7610 Predom. Reaching569.61.0533 5B W/L Med706.30.8495 ChiMac Up Med718.60.8349 Predom. Downwind598.31.0028 5B W/L M/H645.50.9295 ChiMac Up High637.30.9414 Predom. Up Low888.10.6756 5B W/L High605.70.9906 ChiMac Off Low747.10.8032 Predom. Up L/M689.90.8697 W/L 60-40 Low1104.80.5431 ChiMac Off Med663.40.9045 Predom. Up Med622.60.9636 W/L 60-40 L/M828.30.7244 ChiMac Off High561.61.0684 Predom. Up M/H587.21.0217 W/L 60-40 Med726.20.8262 ChiMac AP Low763.90.7854 Predom. Up High569.51.0536 W/L 60-40 M/H670.90.8944 ChiMac AP Med688.40.8716 Predom. Dn Low863.00.6952 W/L 60-40 High638.10.9404 ChiMac AP High598.01.0033 Predom. Dn L/M644.60.9308 5B AP Low798.70.7512 BayMac Cove Island877.40.6838 Predom. Dn Med558.41.0746 5B AP L/M643.60.9323 BayMac Shore870.60.6892 Predom. Dn M/H497.91.2051 5B AP Med571.81.0493 Harvest Moon501.51.1965      SA/DSPL Up26.68SA/DSPL Dn53.95
ORC Ref  04310004JPB Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HebbesNED 7873
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOne OffMeasurement12/10/2008HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.150Maximum beam3.002Draft2.183Displacement2,812Wetted area18.62IMS L8.660LSM08.587Accomod. length9.150Sink (kg/mm) 14.13
VCGD-0.020VCGM-0.023 RM Rated (kg·m) 67.9Limit of positive stability(°) 121.1 Stability Index 117.6 BLR index 0.0000Default crew weight170 Declared crew weight 0
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.375PBWPIPA0.0068
APHAPTAPB
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P11.030IG11.420ISP12.520MDT10.080MDL10.160MDT2MDL2TLTaperMWGO
E4.140J3.280BAS1.280FSDFoilSFJ0.000SPL0.000WPLTPS4.280BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/10/2008
SFFP0.001FFM1.108FF1.116LCFcl4.957SG
SAFP9.050FAM0.850FA0.854LCFsh5.172HBI0.967
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004JPB Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HebbesNED 7873
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment011.241.562.253.173.9432.97
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20250.040.490.951.872.773.6311.00NoNo 20.37
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment0213.3211.7012.517.087.6093%74.890112.1511.2611.715.086.7575%52.81
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.2 mTable area0.44 m²Headroom1.64 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity64 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity34 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004JPB Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org