Club Certificate2025
NORDWINDGER 7421
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
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 Angles44.1°44.1°41.7°40.6°40.0°39.6°39.4°39.6°40.7°
Beat VMG2.283.173.894.384.694.824.894.914.80
52°3.604.875.796.436.786.957.027.077.03
60°3.845.146.056.656.997.167.247.317.30
75°3.995.326.236.827.167.377.517.657.70
90°3.895.226.176.857.237.447.647.938.10
110°3.735.156.256.967.387.687.948.258.47
120°3.574.966.076.857.327.657.948.518.94
135°3.104.405.516.417.037.437.778.449.29
150°2.553.734.845.786.547.087.468.108.82
Run VMG2.213.234.195.025.756.386.887.588.18
Gybe Angles146.5°146.5°150.5°153.8°158.6°164.6°170.9°178.3°178.1°
APH ToD:593.6CDL: 8.652APH ToT: 1.0107CertNo:142252
BOAT
ClassNORDBORG 37DesignerJENSENBuilderNORDBORGAge date01/1996Series date01/1992Offset fileNORDB37.OFFData fileGER7421
HULL
Length Overall11.515 mMaximum Beam3.104 mDraft1.821 mDisplacement6,200 kgDLR6.9917IMS DivisionCruiser/RacerDynamic Allowance0.370%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.460m
CREW
Maximum weight320 kg(declared)Minimum weight190 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.9231.91Headsail Luffed31.4131.41Headsail FlyingSymmetric59.0761.54Asymmetric
STORM SAIL AREAS (m²)
Trysail10.05Storm Jib8.83Heavy Weather Jib23.85
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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.
Club Certificate2025
NORDWINDGER 7421
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
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 VMG1575.81134.1926.6821.3767.6746.2736.2733.9749.3
52°999.2739.3621.3559.8530.6517.9512.6509.2511.7
60°937.5700.5595.4541.5515.3502.7497.2492.8493.4
75°902.1676.3577.5528.2502.6488.2479.2470.9467.3
90°925.2689.6583.4525.7498.2484.0471.1454.0444.7
110°965.3699.0575.8517.1487.8468.5453.5436.4424.9
120°1009.4726.1592.8525.4491.9470.9453.3422.8402.7
135°1161.0819.0652.9561.4512.1484.2463.4426.6387.5
150°1414.4964.2743.7623.4550.4508.4482.9444.4408.3
Run VMG1632.51113.3858.5716.7625.9564.3523.4474.7440.0
Selected Courses
Windward / Leeward1602.41123.7892.6769.0696.7655.2629.8604.3594.7
All purpose1204.2862.6700.5615.3568.7543.3527.2508.4497.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward732.50.8191
All purpose593.61.0107
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7160
Downwind "popa"0.8612
70% up, 30% down "Ilhabela"0.7541
30% up, 70% down "Ilhabela-inverso"0.8118
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Predominantly Upwind642.40.9340
Predominantly Downwind605.80.9904
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low781.50.7677
Triple Number AP Medium588.91.0188
Triple Number AP High524.21.1447
Triple Number Windward/Leeward Low1055.40.5685
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Single Number Predominant Upwind670.20.8952
Single Number Predominant Reaching593.91.0103
Single Number Predominant Downwind635.70.9438
Predominant Upwind - Low942.70.6365
Predominant Upwind - Low/Med710.70.8443
Predominant Upwind - Medium618.80.9696
Predominant Upwind - Med/High576.21.0412
Predominant Upwind - High562.71.0663
Predominant Downwind Low959.80.6252
Predominant Downwind Low/Med695.10.8632
Predominant Downwind Medium581.01.0327
Predominant Downwind Med/High514.51.1661
Predominant Downwind High481.01.2475
Predominant Reaching Low845.20.7099
Predominant Reaching Low/Med635.20.9445
Predominant Reaching Medium549.61.0917
Predominant Reaching Med/High504.01.1904
Predominant Reaching High481.31.2465
SA/DSPL Upwind18.36SA/DSPL Downwind26.50
Scoring OptionTODTOT
5-Band Windward/Leeward Low1186.00.5059
5-Band Windward/Leeward Low/Med854.10.7025
5-Band Windward/Leeward Medium712.60.8420
5-Band Windward/Leeward Med/High635.40.9443
5-Band Windward/Leeward High607.00.9884
Windward/Leeward 60-40 Low1187.40.5053
Windward/Leeward 60-40 Low/Med862.60.6955
Windward/Leeward 60-40 Medium726.80.8256
Windward/Leeward 60-40 Med/High656.40.9141
Windward/Leeward 60-40 High633.00.9478
5-Band AP Low869.30.6902
5-Band AP Low/Med674.80.8891
5-Band AP Medium579.71.0350
5-Band AP Med/High530.21.1316
5-Band AP High509.81.1769
5-Band SF Bay Tour - Low1017.10.5899
5-Band SF Bay Tour - Low/Med816.70.7347
5-Band SF Bay Tour - Medium688.50.8715
5-Band SF Bay Tour - Med/High621.80.9649
5-Band SF Bay Tour - High597.21.0047
Chicago-Mac Upwind0.8660
Chicago-Mac All Purpose0.8898
Chicago-Mac Downwind0.9071
Bayview-Mac Cove Island0.6392
Bayview-Mac Shore0.6445
Harvest Moon Regatta513.01.1696
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance646.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating639.30.9386
FinRating, kevyt tuuli1166.40.8573
FinRating, kova tuuli513.10.9744
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9274
Triple Number Coastal/Long Distance Low0.7677
Triple Number Coastal/Long Distance Medium1.0189
Triple Number Coastal/Long Distance High1.1447
Triple Number Windward/Leeward Low0.5951
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
For information
General Purpose Handicap (GPH)670.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low781.6
Triple Number Coastal/Long Distance Medium588.9
Triple Number Coastal/Long Distance High524.2
Triple Number Windward/Leeward Low1008.2
Triple Number Windward/Leeward Medium726.7
Triple Number Windward/Leeward High626.6
Predominantly Upwind642.4
Predominantly Downwind605.8
Predominantly Reaching579.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7677
Triple Number Coastal/Long Distance Medium1.0189
Triple Number Coastal/Long Distance High1.1447
Triple Number Windward/Leeward Low0.5951
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9576
Coastal/Long Distance0.9274
Predominantly Upwind0.9340
Predominantly Downwind0.9904
For information
General Purpose Handicap (GPH)670.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0107
Distanseseilas Trippeltall svak vind0.7677
Distanseseilas Trippeltall mellomvind1.0189
Distanseseilas Trippeltall sterk vind1.1447
Pølsebane Trippeltall svak vind0.5951
Pølsebane Trippeltall mellomvind0.8256
Pølsebane Trippeltall sterk vind0.9576
Motvind Singeltall0.9340
Medvind Singeltall0.9904
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Coastal/Long Distance646.90.9274
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind642.40.9340
Predominantly Downwind605.80.9904
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore597.61.0041
Cape Doctor Coastal501.01.1975
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7677
Triple Number Coastal/Long Distance Medium1.0189
Triple Number Coastal/Long Distance High1.1447
Triple Number Windward/Leeward Low0.5951
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9576
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7677
Triple Number Coastal/Long Distance Medium1.0189
Triple Number Coastal/Long Distance High1.1447
Triple Number Windward/Leeward Low0.5951
Triple Number Windward/Leeward Medium0.8256
Triple Number Windward/Leeward High0.9576
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Predominantly Upwind642.40.9340
Predominantly Downwind605.80.9904
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance646.90.9274
Triple Number Coastal/Long Distance Low781.60.7677
Triple Number Coastal/Long Distance Medium588.91.0189
Triple Number Coastal/Long Distance High524.21.1447
Triple Number Windward/Leeward Low1008.20.5951
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.11122.7839.8693.0607.6564.2532.8485.0472.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low781.50.7677
Triple Number AP Medium588.91.0188
Triple Number AP High524.21.1447
Triple Number Windward/Leeward Low1055.40.5685
Triple Number Windward/Leeward Medium726.70.8256
Triple Number Windward/Leeward High626.60.9576
Single Number Predominant Upwind670.20.8952
Single Number Predominant Reaching593.91.0103
Single Number Predominant Downwind635.70.9438
Predominant Upwind - Low942.70.6365
Predominant Upwind - Low/Med710.70.8443
Predominant Upwind - Medium618.80.9696
Predominant Upwind - Med/High576.21.0412
Predominant Upwind - High562.71.0663
Predominant Downwind Low959.80.6252
Predominant Downwind Low/Med695.10.8632
Predominant Downwind Medium581.01.0327
Predominant Downwind Med/High514.51.1661
Predominant Downwind High481.01.2475
Predominant Reaching Low845.20.7099
Predominant Reaching Low/Med635.20.9445
Predominant Reaching Medium549.61.0917
Predominant Reaching Med/High504.01.1904
Predominant Reaching High481.31.2465
SA/DSPL Upwind18.36SA/DSPL Downwind26.50
Scoring OptionTODTOT
5-Band Windward/Leeward Low1186.00.5059
5-Band Windward/Leeward Low/Med854.10.7025
5-Band Windward/Leeward Medium712.60.8420
5-Band Windward/Leeward Med/High635.40.9443
5-Band Windward/Leeward High607.00.9884
Windward/Leeward 60-40 Low1187.40.5053
Windward/Leeward 60-40 Low/Med862.60.6955
Windward/Leeward 60-40 Medium726.80.8256
Windward/Leeward 60-40 Med/High656.40.9141
Windward/Leeward 60-40 High633.00.9478
5-Band AP Low869.30.6902
5-Band AP Low/Med674.80.8891
5-Band AP Medium579.71.0350
5-Band AP Med/High530.21.1316
5-Band AP High509.81.1769
5-Band SF Bay Tour - Low1017.10.5899
5-Band SF Bay Tour - Low/Med816.70.7347
5-Band SF Bay Tour - Medium688.50.8715
5-Band SF Bay Tour - Med/High621.80.9649
5-Band SF Bay Tour - High597.21.0047
Chicago-Mac Upwind0.8660
Chicago-Mac All Purpose0.8898
Chicago-Mac Downwind0.9071
Bayview-Mac Cove Island0.6392
Bayview-Mac Shore0.6445
Harvest Moon Regatta513.01.1696
Club Certificate2025
NORDWINDGER 7421
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassNORDBORG 37Measurement11/04/2017HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.515Max. Beam3.104Draft1.821Displacement6,200Wetted area26.09IMS L9.736LSM09.606Acc. length10.088Sink (kg/mm) 18.92
VCGD-0.014VCGM-0.025RM Rated (kg·m) 116.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight650Declared crew weight320
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBW0.180PIPA0.0032
EDL2.330ST10.047ST20.170
ST30.170ST40.098ST50.280
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P12.350IG13.220ISP13.370MDT10.110MDL10.270MDT20.085MDL20.250TL0.900MW0.270GO0.290
E4.650J3.850BAS1.780FSD0.031SFJ0.330SPL3.880WPLTPSBD0.224MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered116.5Flotation Date11/04/2017
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
NORDWINDGER 7421
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1494240.150.771.412.603.6130.9223/11/2016
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1558210.050.601.192.433.805.2712.42NoNo 31.4123/11/2016
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment0111.5011.5011.506.106.4259.07
CRUISER/RACER REQUIREMENTS*
Accommodation length10.1 mTable area0.44 m²Headroom1.71 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity82 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity52 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.