Club
Certificate
Non Spinnaker
2023

Boat

Tuimelaar

NED 650

Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles44.2°42.4°41.5°40.8°40.8°40.8°41.7°
Beat VMG2.442.973.333.593.733.793.81
52°3.754.484.955.265.445.545.61
60°3.954.685.155.445.625.735.82
75°4.094.835.325.615.815.956.13
90°4.074.875.425.735.966.166.45
110°3.864.675.275.655.916.146.57
120°3.644.465.105.535.816.056.50
135°3.214.064.745.275.625.886.32
150°2.783.614.294.875.335.646.11
Run VMG2.493.283.984.595.115.506.02
Gybe Angles173.6°174.8°176.6°178.4°179.0°179.0°179.0°

APH: 771.2

CDL: 5.162

GPH: 872.9

CertNo:

BOAT
ClassNORDIC FOLKBOATDesignerSunden TordBuilderFolkebadscentralenAge date01/1986Series date05/1941Offset fileG1746.offData fileNED650
HULL
Length Overall7.680 mMaximum Beam2.210 mDraft1.118 mDisplacement1,968 kgDLR10.8834IMS DivisionCruiser/RacerDynamic Allowance0.580%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight270 kgMinimum weight185 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail17.9018.39Headsail Luffed7.317.31Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.18Storm Jib2.12Heavy Weather Jib5.71
SAIL LIMITS
Headsails5  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Buitenboord motor ligt binnen
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  04310002QQFIssued on 28/07/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Tuimelaar

NED 650

Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1474.61211.21080.31003.8965.9950.5944.0
52°959.7804.2726.8684.2661.6650.2641.6
60°910.7769.9699.3661.6640.6628.3618.1
75°880.6745.8677.2642.2619.8605.0587.3
90°884.6739.2664.7627.9603.9584.7557.9
110°932.7770.8683.0637.6609.4586.6547.9
120°989.4806.8705.7651.1619.4595.3554.0
135°1121.2886.8759.9683.4640.1612.5569.6
150°1297.0998.0838.9739.3676.0637.9588.8
Run VMG1448.61097.6904.0784.4704.3654.1598.3
Selected Courses
Windward / Leeward1461.61154.4992.2894.1835.1802.3771.1
All purpose1134.6917.7804.3738.7700.1677.0649.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward941.00.6376
All purpose771.20.7780
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5504
Downwind "popa"0.6784
70% up, 30% down "Ilhabela"0.5834
30% up, 70% down "Ilhabela-inverso"0.6342
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Predominantly Upwind831.00.7221
Predominantly Downwind783.30.7659
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low1026.20.5847
Triple Number All Purpose Medium765.80.7835
Triple Number All Purpose High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Predominantly Upwind831.00.7221
Predominantly Downwind783.30.7659
Predominantly Upwind Low1131.00.5305
Predominantly Upwind Medium856.90.7002
Predominantly Upwind High783.60.7657
Predominantly Downwind Low1124.60.5335
Predominantly Downwind Medium771.50.7777
Predominantly Downwind High632.10.9492
Chicago-Mac Upwind0.7066
Chicago-Mac All Purpose0.7280
Chicago-Mac Downwind0.7512
Bayview-Mac Cove Island0.6720
Bayview-Mac Shore0.6805
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching729.20.8228
Predominantly Reaching Low933.20.6429
Predominantly Reaching Medium726.30.8261
Predominantly Reaching High627.20.9567
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1437.90.4173
5-Band Low / Medium1185.80.5060
5-Band Medium914.60.6560
5-Band Medium / High810.30.7405
5-Band High776.50.7727
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance837.9
Triple Number Coastal/Long Distance Low1026.2
Triple Number Coastal/Long Distance Medium765.8
Triple Number Coastal/Long Distance High672.6
Triple Number Windward/Leeward Low1308.0
Triple Number Windward/Leeward Medium933.7
Triple Number Windward/Leeward High798.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5847
Triple Number Coastal/Long Distance Medium0.7835
Triple Number Coastal/Long Distance High0.8921
Triple Number Windward/Leeward Low0.4587
Triple Number Windward/Leeward Medium0.6426
Triple Number Windward/Leeward High0.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low1026.2
Triple Number Coastal/Long Distance Medium765.8
Triple Number Coastal/Long Distance High672.6
Triple Number Windward/Leeward Low1308.0
Triple Number Windward/Leeward Medium933.7
Triple Number Windward/Leeward High798.8
Predominantly Upwind831.0
Predominantly Downwind783.3
Predominantly Reaching749.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5847
Triple Number Coastal/Long Distance Medium0.7835
Triple Number Coastal/Long Distance High0.8921
Triple Number Windward/Leeward Low0.4587
Triple Number Windward/Leeward Medium0.6426
Triple Number Windward/Leeward High0.7511
Coastal/Long Distance0.7161
Predominantly Upwind0.7221
Predominantly Downwind0.7659
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.5847
Tretall Distanseseilas Mellomvind0.7835
Tretall Distanseseilas Mye vind0.8921
Tretall Pølsebane Lite vind0.4587
Tretall Pølsebane Mellomvind0.6426
Tretall Pølsebane Mye vind0.7511
Distanseseilas ett tall (OSN 8-16kn)0.7161
Distanseseilas ett tall (APH 6-20kn)0.7780
Enkeltall Motvind0.7221
Enkeltall Medvind0.7659
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Coastal/Long Distance837.90.7161
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind831.00.7221
Predominantly Downwind783.30.7659
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore780.50.7688
Cape Doctor Coastal658.00.9119
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5847
Triple Number Coastal/Long Distance Medium0.7835
Triple Number Coastal/Long Distance High0.8921
Triple Number Windward/Leeward Low0.4587
Triple Number Windward/Leeward Medium0.6426
Triple Number Windward/Leeward High0.7511
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5847
Triple Number Coastal/Long Distance Medium0.7835
Triple Number Coastal/Long Distance High0.8921
Triple Number Windward/Leeward Low0.4587
Triple Number Windward/Leeward Medium0.6426
Triple Number Windward/Leeward High0.7511
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Predominantly Upwind831.00.7221
Predominantly Downwind783.30.7659
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance837.90.7161
Triple Number Coastal/Long Distance Low1026.20.5847
Triple Number Coastal/Long Distance Medium765.80.7835
Triple Number Coastal/Long Distance High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1460.31089.2900.9789.4726.9683.6617.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low1026.20.5847
Triple Number All Purpose Medium765.80.7835
Triple Number All Purpose High672.60.8921
Triple Number Windward/Leeward Low1308.00.4587
Triple Number Windward/Leeward Medium933.70.6426
Triple Number Windward/Leeward High798.80.7511
Predominantly Upwind831.00.7221
Predominantly Downwind783.30.7659
Predominantly Upwind Low1131.00.5305
Predominantly Upwind Medium856.90.7002
Predominantly Upwind High783.60.7657
Predominantly Downwind Low1124.60.5335
Predominantly Downwind Medium771.50.7777
Predominantly Downwind High632.10.9492
Chicago-Mac Upwind0.7066
Chicago-Mac All Purpose0.7280
Chicago-Mac Downwind0.7512
Bayview-Mac Cove Island0.6720
Bayview-Mac Shore0.6805
Harvest Moon Regatta661.30.9073
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy793.30.7564
San Francisco Bay Medium937.50.6400
Predominantly Reaching729.20.8228
Predominantly Reaching Low933.20.6429
Predominantly Reaching Medium726.30.8261
Predominantly Reaching High627.20.9567
Windward/Leeward 60-40 Low1315.00.4563
Windward/Leeward 60-40 Medium968.90.6192
Windward/Leeward 60-40 High850.90.7051
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1437.90.4173
5-Band Low / Medium1185.80.5060
5-Band Medium914.60.6560
5-Band Medium / High810.30.7405
5-Band High776.50.7727
ORC Ref  04310002QQFIssued on 28/07/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Tuimelaar

NED 650

Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassNORDIC FOLKBOATMeasurement27/07/2023HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.680Max. Beam2.210Draft1.118Displacement1,968Wetted area13.61IMS L5.898LSM05.654Acc. length7.183Sink (kg/mm) 7.25
VCGD-0.350VCGM-0.338RM Rated (kg·m) 24.4Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P8.750IG6.500ISP6.550MDT10.104MDL10.116MDT2MDL2TLMWGO
E3.380J2.000BAS1.080FSDNo FoilSFJ0.820SPLWPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.350Flotation Date06/05/2022Measurer65CommentBuitenboord motor ligt binnen
SFFP0.110FFMFF0.786LCFcl3.917SG
SAFP7.670FAMFA0.819LCFsh4.079HBI0.654
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineMariner 5 pk0.000.00Total deductible
ORC Ref  04310002QQFIssued on 28/07/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Tuimelaar

NED 650

Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.120.731.322.222.8917.90Class rules
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.050.350.681.251.812.345.96YesNo 7.31Class Rules
ORC Ref  04310002QQFIssued on 28/07/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org