Double HandedInternational Certificate2026
JongeheerNED 9375
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 Angles45.8°43.0°41.0°39.5°38.7°38.9°39.0°39.7°41.9°
Beat VMG2.453.474.224.684.874.955.004.994.82
52°3.835.266.226.736.957.047.107.147.08
60°4.105.536.446.917.147.247.317.387.36
75°4.295.776.667.057.337.527.657.817.87
90°4.506.036.907.317.557.727.898.268.51
110°4.356.027.007.507.838.168.549.219.64
120°4.235.926.957.507.968.428.789.7610.81
135°3.765.336.527.227.738.278.9210.5912.10
150°3.114.495.646.577.207.658.119.3411.92
Run VMG2.693.894.885.706.286.697.078.0910.32
Gybe Angles139.5°143.1°147.4°150.2°153.4°157.3°157.7°145.1°143.9°
APH ToD:554.0CDL: 8.540APH ToT: 1.0830CertNo:
BOAT
ClassJ-99DesignerJ BoatsBuilderJ CompositesAge date09/2020Series date04/2018Offset fileJ99-LK.offData fileNED9375
HULL
Length Overall9.950 mMaximum Beam3.410 mDraft1.990 mDisplacement3,898 kgDLR5.9988IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.260%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.371m
CREW
Maximum weight185 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.8433.47Headsail Luffed26.3826.38Headsail FlyingSymmetricAsymmetric104.31104.31 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.70Storm Jib8.42Heavy Weather Jib22.72
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 100.5 kg·m Stability Index 120.9
COMMENTS
Inclusief kussens
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  04310004PDN Issued on 11/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
JongeheerNED 9375
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 VMG1471.01036.2852.8769.5738.8726.7720.6721.7747.5
52°941.0684.0578.8535.0518.3511.4507.3504.4508.6
60°878.8651.4559.2520.9504.5496.9492.2487.5489.2
75°838.6624.2540.4510.5491.1478.7470.7461.0457.6
90°800.8596.8521.8492.3476.5466.1456.1435.8422.9
110°827.3597.8514.2480.3459.8441.0421.5390.8373.5
120°851.3608.3518.2480.3452.2427.6410.1368.9332.9
135°957.8675.4551.9498.4465.6435.1403.5340.0297.5
150°1157.4801.2638.2547.5499.8470.6443.7385.6302.1
Run VMG1336.4925.1737.0632.1573.3538.2509.4445.2348.8
Selected Courses
Windward / Leeward1403.7980.7794.9700.8656.1632.5615.0583.4548.2
All purpose1061.2755.3627.3567.8538.4520.0505.1478.6457.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward682.70.8789
All purpose554.01.0830
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7545
Downwind "popa"0.9632
70% up, 30% down "Ilhabela"0.8070
30% up, 70% down "Ilhabela-inverso"0.8894
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Predominantly Upwind604.50.9925
Predominantly Downwind551.41.0882
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP575.31.0430 Predom. Rc High446.61.3436 5B SF Bay L/M734.20.8172 TriNum AP Low691.30.8679 Predom. Dn Low818.70.7329 5B SF Bay Med644.60.9308 TriNum AP Med551.11.0888 Predom. Dn L/M615.00.9757 5B SF Bay M/H596.91.0052 TriNum AP High498.91.2027 Predom. Dn Med536.01.1194 5B SF Bay High566.91.0584 TriNum W/L Low930.00.6452 Predom. Dn M/H482.21.2444 5B AP Low761.80.7876 TriNum W/L Med676.70.8867 Predom. Dn High436.81.3737 5B AP L/M612.10.9803 TriNum W/L Hig607.50.9876 ChiMac Up Low750.30.7997 5B AP Med544.81.1013 Predom. Upwind629.60.9529 ChiMac Up Med682.50.8791 5B AP M/H506.01.1859 Predom. Reaching545.11.1007 ChiMac Up High603.90.9936 5B AP High479.41.2515 Predom. Downwind573.31.0466 ChiMac Off Low711.00.8439 5B W/L Low1040.00.5769 Predom. Up Low848.60.7070 ChiMac Off Med633.70.9468 5B W/L L/M768.60.7807 Predom. Up L/M653.40.9183 ChiMac Off High539.11.1129 5B W/L Med667.70.8987 Predom. Up Med588.31.0199 ChiMac AP Low726.90.8254 5B W/L M/H616.10.9739 Predom. Up M/H557.81.0756 ChiMac AP Med655.60.9151 5B W/L High582.81.0295 Predom. Up High542.81.1055 ChiMac AP High570.31.0522 W/L 60-40 Low1051.80.5705 Predom. Rc Low735.60.8156 BayMac Cove Island835.00.7185 W/L 60-40 L/M781.60.7677 Predom. Rc L/M572.31.0484 BayMac Shore828.80.7239 W/L 60-40 Med684.10.8771 Predom. Rc Med514.41.1665 Harvest Moon484.11.2393 W/L 60-40 M/H637.50.9411 Predom. Rc M/H476.41.2596 5B SF Bay Low880.60.6813 W/L 60-40 High611.40.9813      SA/DSPL Up23.80SA/DSPL Dn55.12
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance601.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating601.40.9976
FinRating, kevyt tuuli1021.20.9792
FinRating, kova tuuli480.51.0407
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9976
Triple Number Coastal/Long Distance Low0.8679
Triple Number Coastal/Long Distance Medium1.0889
Triple Number Coastal/Long Distance High1.2027
Triple Number Windward/Leeward Low0.6759
Triple Number Windward/Leeward Medium0.8867
Triple Number Windward/Leeward High0.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
For information
General Purpose Handicap (GPH)617.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Saronikos S All Purpose629.20.9535
Saronikos S Upwind717.50.8363
Saronikos S Downwind515.91.1631
Saronikos N All Purpose662.10.9062
Saronikos N Upwind749.90.8001
Saronikos N Downwind563.01.0657
Saronikos SW All Purpose627.90.9556
Saronikos SW Upwind732.20.8195
Saronikos SW Downwind519.41.1551
Saronikos NE All Purpose678.60.8842
Saronikos NE Upwind700.70.8562
Saronikos NE Downwind625.40.9594
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose575.31.0430
5-Band All Purpose Low829.20.7236
5-Band All Purpose L/M632.30.9490
5-Band All Purpose Med561.31.0689
5-Band All Purpose M/H520.01.1538
5-Band All Purpose High490.41.2235
Single Number Predominant Upwind603.50.9943
Single Number Predominant Reaching526.11.1404
Single Number Predominant Downwind552.31.0863
5-Band 50-50 Windward/Leeward Low1040.00.5769
5-Band 50-50 Windward/Leeward L/M768.60.7807
5-Band 50-50 Windward/Leeward Med667.70.8987
5-Band 50-50 Windward/Leeward M/H616.10.9739
5-Band 50-50 Windward/Leeward High582.81.0295
5-Band 60-40 Windward/Leeward Low1051.80.5705
5-Band 60-40 Windward/Leeward L/M781.60.7677
5-Band 60-40 Windward/Leeward Med684.10.8771
5-Band 60-40 Windward/Leeward M/H637.50.9411
5-Band 60-40 Windward/Leeward High611.40.9813
Triple Number 50-50 Windward/Leeward Low930.00.6452
Triple Number 50-50 Windward/Leeward Med676.70.8866
Triple Number 50-50 Windward/Leeward High607.50.9876
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward699.40.8579
Triple Number 60-40 Windward/Leeward Low941.70.6371
Triple Number 60-40 Windward/Leeward Med692.50.8664
Triple Number 60-40 Windward/Leeward High630.50.9516
Triple Number All-Purpose Low748.20.8019
Triple Number All-Purpose Med568.01.0564
Triple Number All-Purpose High512.21.1715
Triple Number Predominant Upwind Low773.10.7761
Triple Number Predominant Upwind Med595.91.0068
Triple Number Predominant Upwind High561.01.0696
Triple Number Predominant Reaching Low672.90.8916
Triple Number Predominant Reaching Med529.21.1338
Triple Number Predominant Reaching High459.01.3072
Triple Number Predominant Downwind Low735.50.8158
Triple Number Predominant Downwind Med543.61.1037
Triple Number Predominant Downwind High458.81.3076
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low691.3
Triple Number Coastal/Long Distance Medium551.0
Triple Number Coastal/Long Distance High498.9
Triple Number Windward/Leeward Low887.7
Triple Number Windward/Leeward Medium676.7
Triple Number Windward/Leeward High607.5
Predominantly Upwind604.5
Predominantly Downwind551.4
Predominantly Reaching531.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8679
Triple Number Coastal/Long Distance Medium1.0889
Triple Number Coastal/Long Distance High1.2027
Triple Number Windward/Leeward Low0.6759
Triple Number Windward/Leeward Medium0.8867
Triple Number Windward/Leeward High0.9876
Coastal/Long Distance0.9976
Predominantly Upwind0.9925
Predominantly Downwind1.0882
For information
General Purpose Handicap (GPH)617.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0830
Distanseseilas Trippeltall svak vind0.8679
Distanseseilas Trippeltall mellomvind1.0889
Distanseseilas Trippeltall sterk vind1.2027
Pølsebane Trippeltall svak vind0.6759
Pølsebane Trippeltall mellomvind0.8867
Pølsebane Trippeltall sterk vind0.9876
Motvind Singeltall0.9925
Medvind Singeltall1.0882
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Coastal/Long Distance601.40.9976
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind604.50.9925
Predominantly Downwind551.41.0882
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore558.81.0738
Cape Doctor Coastal463.41.2947
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8679
Triple Number Coastal/Long Distance Medium1.0889
Triple Number Coastal/Long Distance High1.2027
Triple Number Windward/Leeward Low0.6759
Triple Number Windward/Leeward Medium0.8867
Triple Number Windward/Leeward High0.9876
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8679
Triple Number Coastal/Long Distance Medium1.0889
Triple Number Coastal/Long Distance High1.2027
Triple Number Windward/Leeward Low0.6759
Triple Number Windward/Leeward Medium0.8867
Triple Number Windward/Leeward High0.9876
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Predominantly Upwind604.50.9925
Predominantly Downwind551.41.0882
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance601.40.9976
Triple Number Coastal/Long Distance Low691.30.8679
Triple Number Coastal/Long Distance Medium551.01.0889
Triple Number Coastal/Long Distance High498.91.2027
Triple Number Windward/Leeward Low887.70.6759
Triple Number Windward/Leeward Medium676.70.8867
Triple Number Windward/Leeward High607.50.9876
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1396.9975.1747.8635.0573.8539.6510.5456.5430.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP575.31.0430 Predom. Dn High436.81.3737 5B AP M/H506.01.1859 TriNum AP Low691.30.8679 Predom. Rc Low735.60.8156 5B AP High479.41.2515 TriNum AP Med551.11.0888 Predom. Rc L/M572.31.0484 5B SF Bay Low880.60.6813 TriNum AP High498.91.2027 Predom. Rc Med514.41.1665 5B SF Bay L/M734.20.8172 TriNum W/L Low930.00.6452 Predom. Rc M/H476.41.2596 5B SF Bay Med644.60.9308 TriNum W/L Med676.70.8867 Predom. Rc High446.61.3436 5B SF Bay M/H596.91.0052 TriNum W/L Hig607.50.9876 5B W/L Low1040.00.5769 5B SF Bay High566.91.0584 Predom. Upwind629.60.9529 5B W/L L/M768.60.7807 ChiMac Up Low750.30.7997 Predom. Reaching545.11.1007 5B W/L Med667.70.8987 ChiMac Up Med682.50.8791 Predom. Downwind573.31.0466 5B W/L M/H616.10.9739 ChiMac Up High603.90.9936 Predom. Up Low848.60.7070 5B W/L High582.81.0295 ChiMac Off Low711.00.8439 Predom. Up L/M653.40.9183 W/L 60-40 Low1051.80.5705 ChiMac Off Med633.70.9468 Predom. Up Med588.31.0199 W/L 60-40 L/M781.60.7677 ChiMac Off High539.11.1129 Predom. Up M/H557.81.0756 W/L 60-40 Med684.10.8771 ChiMac AP Low726.90.8254 Predom. Up High542.81.1055 W/L 60-40 M/H637.50.9411 ChiMac AP Med655.60.9151 Predom. Dn Low818.70.7329 W/L 60-40 High611.40.9813 ChiMac AP High570.31.0522 Predom. Dn L/M615.00.9757 5B AP Low761.80.7876 BayMac Cove Island835.00.7185 Predom. Dn Med536.01.1194 5B AP L/M612.10.9803 BayMac Shore828.80.7239 Predom. Dn M/H482.21.2444 5B AP Med544.81.1013 Harvest Moon484.11.2393      SA/DSPL Up23.80SA/DSPL Dn55.12
ORC Ref  04310004PDN Issued on 11/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
JongeheerNED 9375
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-99Measurement25/01/2024HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.950Maximum beam3.410Draft1.990Displacement3,898Wetted area21.18IMS L8.909LSM08.661Accomod. length9.950Sink (kg/mm) 16.16
VCGD-0.262VCGM-0.134 RM Rated (kg·m) 100.5Limit of positive stability(°) 124.4 Stability Index 120.9 BLR index 0.0000Default crew weight170 Declared crew weight 185
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.371PBW0.094PIPA0.0037
EDL1.720ST10.065ST20.172
ST30.172ST40.106ST50.320
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.740IG12.900ISP14.260MDT10.110MDL10.209MDT20.109MDL20.150TL0.990MW0.208GO0.229
E4.350J3.830BAS1.500FSDSFJ0.070SPLWPLTPS5.080BDMWT107.90MCG5.040
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date25/01/2024Measurer65
SFFP0.590FFM1.185FF1.189LCFcl5.381SG1.0200
SAFP9.870FAM0.860FA0.863LCFsh5.643HBI1.006
W167.6W267.6W367.6W467.6LCFD
PD1211.2PD2217.6PD3217.9PD4216.7
WD4.060PLM9000.00GSA1.0RSA1.0RM100.1
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG2Fuel solid0.900050335.250.001Water bag00.000.00Total deductible305.250.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGM1Engine (IC)Volvo D1-30Total deductible
ORC Ref  04310004PDN Issued on 11/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
JongeheerNED 9375
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20240.210.991.692.753.5732.8422/02/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentLight0.110.621.162.103.023.8812.84YesNo 26.3804/05/2023J20.180.721.242.183.124.0312.20YesNo 26.2022/02/2024
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-2216.2113.1414.688.558.45101%104.3107/03/2024A216.1113.1214.628.548.39102%103.6407/03/2024A514.8513.9514.407.438.4288%91.5407/03/2024Code 014.4513.2313.845.317.0575%65.2610/03/2021
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04310004PDN Issued on 11/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org