Double HandedClub Certificate2025
HeidiNOR 6123
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles43.3°43.3°41.3°40.4°39.9°39.7°39.6°40.2°41.9°
Beat VMG2.303.143.774.194.454.554.594.564.41
52°3.584.775.596.116.396.536.596.626.56
60°3.785.015.816.296.566.716.796.846.83
75°3.925.175.986.446.726.917.057.197.25
90°3.805.096.006.546.816.987.177.477.64
110°3.795.156.136.667.007.277.497.767.99
120°3.644.996.006.596.967.277.578.108.44
135°3.244.505.546.326.777.117.438.139.05
150°2.653.824.875.766.416.817.137.778.60
Run VMG2.293.314.225.015.716.246.647.257.85
Gybe Angles146.6°146.6°151.0°153.8°161.2°168.0°176.3°178.1°177.2°
APH ToD:617.7CDL: 7.485APH ToT: 0.9713CertNo:673118
BOAT
ClassDehler Optima 101DesignerVANDESTADTBuilderDehler YachtbauAge date01/1986Series date01/1986Offset fileDEH34-2.OFFData file673118
HULL
Length Overall10.110 mMaximum Beam3.406 mDraft1.774 mDisplacement4,390 kgDLR8.4862IMS DivisionCruiser/RacerDynamic Allowance0.400%Age Allowance0.487%
PROPELLER
InstallationTypeFeathering 2 bladesDiameter0.380m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.8627.21Headsail Luffed27.7427.74Headsail FlyingSymmetric67.0867.08Asymmetric
STORM SAIL AREAS (m²)
Trysail8.40Storm Jib6.97Heavy Weather Jib18.80
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.
Double HandedClub Certificate2025
HeidiNOR 6123
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1562.61145.7954.9858.8809.5791.4784.1789.6816.2
52°1006.1754.6644.4589.2563.5551.3546.4544.1548.5
60°951.7718.6619.3572.1548.9536.4530.3526.1527.2
75°918.8695.8602.1559.0535.8521.0510.7500.6496.6
90°948.5706.7600.2550.7528.7515.7501.8482.1471.2
110°949.8698.8587.6540.4514.3495.1480.5464.0450.7
120°988.0721.3600.5546.0517.0494.9475.7444.4426.5
135°1112.6799.6650.1569.7531.6506.2484.3442.7397.8
150°1358.3943.0739.1625.1561.3528.3504.6463.1418.4
Run VMG1571.01088.8852.8718.8630.7577.0541.8496.5458.6
Selected Courses
Windward / Leeward1564.81117.3903.9788.8720.1684.2663.0643.0637.4
All purpose1187.6863.8713.6636.9595.1572.6557.6539.8529.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward755.30.7943
All purpose617.70.9713
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6847
Downwind "popa"0.8560
70% up, 30% down "Ilhabela"0.7284
30% up, 70% down "Ilhabela-inverso"0.7962
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Predominantly Upwind670.50.8948
Predominantly Downwind622.00.9647
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low788.70.7607
Triple Number AP Medium613.40.9782
Triple Number AP High554.71.0817
Triple Number Windward/Leeward Low1054.70.5689
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Single Number Predominant Upwind697.30.8605
Single Number Predominant Reaching614.90.9757
Single Number Predominant Downwind649.60.9236
Predominant Upwind - Low948.80.6324
Predominant Upwind - Low/Med732.50.8192
Predominant Upwind - Medium649.30.9241
Predominant Upwind - Med/High611.30.9815
Predominant Upwind - High600.20.9996
Predominant Downwind Low948.00.6329
Predominant Downwind Low/Med703.00.8535
Predominant Downwind Medium599.51.0008
Predominant Downwind Med/High539.01.1132
Predominant Downwind High505.61.1867
Predominant Reaching Low847.10.7083
Predominant Reaching Low/Med650.80.9219
Predominant Reaching Medium574.51.0444
Predominant Reaching Med/High532.61.1266
Predominant Reaching High509.01.1788
SA/DSPL Upwind20.26SA/DSPL Downwind34.86
Scoring OptionTODTOT
5-Band Windward/Leeward Low1176.30.5101
5-Band Windward/Leeward Low/Med867.60.6915
5-Band Windward/Leeward Medium736.20.8150
5-Band Windward/Leeward Med/High668.00.8982
5-Band Windward/Leeward High645.50.9295
Windward/Leeward 60-40 Low1181.50.5078
Windward/Leeward 60-40 Low/Med879.60.6821
Windward/Leeward 60-40 Medium753.90.7959
Windward/Leeward 60-40 Med/High692.10.8669
Windward/Leeward 60-40 High675.10.8888
5-Band AP Low869.20.6903
5-Band AP Low/Med691.20.8680
5-Band AP Medium605.00.9917
5-Band AP Med/High560.31.0709
5-Band AP High541.21.1087
5-Band SF Bay Tour - Low1016.50.5903
5-Band SF Bay Tour - Low/Med831.70.7214
5-Band SF Bay Tour - Medium714.10.8402
5-Band SF Bay Tour - Med/High655.30.9156
5-Band SF Bay Tour - High635.20.9446
Chicago-Mac Upwind0.8352
Chicago-Mac All Purpose0.8653
Chicago-Mac Downwind0.8912
Bayview-Mac Cove Island0.6373
Bayview-Mac Shore0.6418
Harvest Moon Regatta537.61.1160
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance670.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating670.80.8945
FinRating, kevyt tuuli1155.60.8654
FinRating, kova tuuli544.60.9182
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8945
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9783
Triple Number Coastal/Long Distance High1.0817
Triple Number Windward/Leeward Low0.5937
Triple Number Windward/Leeward Medium0.8007
Triple Number Windward/Leeward High0.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
For information
General Purpose Handicap (GPH)692.1
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low788.7
Triple Number Coastal/Long Distance Medium613.3
Triple Number Coastal/Long Distance High554.7
Triple Number Windward/Leeward Low1010.6
Triple Number Windward/Leeward Medium749.3
Triple Number Windward/Leeward High660.8
Predominantly Upwind670.5
Predominantly Downwind622.0
Predominantly Reaching599.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9783
Triple Number Coastal/Long Distance High1.0817
Triple Number Windward/Leeward Low0.5937
Triple Number Windward/Leeward Medium0.8007
Triple Number Windward/Leeward High0.9080
Coastal/Long Distance0.8945
Predominantly Upwind0.8948
Predominantly Downwind0.9647
For information
General Purpose Handicap (GPH)692.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9713
Distanseseilas Trippeltall svak vind0.7607
Distanseseilas Trippeltall mellomvind0.9783
Distanseseilas Trippeltall sterk vind1.0817
Pølsebane Trippeltall svak vind0.5937
Pølsebane Trippeltall mellomvind0.8007
Pølsebane Trippeltall sterk vind0.9080
Motvind Singeltall0.8948
Medvind Singeltall0.9647
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Coastal/Long Distance670.80.8945
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind670.50.8948
Predominantly Downwind622.00.9647
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore639.10.9389
Cape Doctor Coastal532.91.1260
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9783
Triple Number Coastal/Long Distance High1.0817
Triple Number Windward/Leeward Low0.5937
Triple Number Windward/Leeward Medium0.8007
Triple Number Windward/Leeward High0.9080
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7607
Triple Number Coastal/Long Distance Medium0.9783
Triple Number Coastal/Long Distance High1.0817
Triple Number Windward/Leeward Low0.5937
Triple Number Windward/Leeward Medium0.8007
Triple Number Windward/Leeward High0.9080
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Predominantly Upwind670.50.8948
Predominantly Downwind622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance670.80.8945
Triple Number Coastal/Long Distance Low788.70.7607
Triple Number Coastal/Long Distance Medium613.30.9783
Triple Number Coastal/Long Distance High554.71.0817
Triple Number Windward/Leeward Low1010.60.5937
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1656.31114.4851.1713.9634.4594.2563.2514.0502.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low788.70.7607
Triple Number AP Medium613.40.9782
Triple Number AP High554.71.0817
Triple Number Windward/Leeward Low1054.70.5689
Triple Number Windward/Leeward Medium749.30.8007
Triple Number Windward/Leeward High660.80.9080
Single Number Predominant Upwind697.30.8605
Single Number Predominant Reaching614.90.9757
Single Number Predominant Downwind649.60.9236
Predominant Upwind - Low948.80.6324
Predominant Upwind - Low/Med732.50.8192
Predominant Upwind - Medium649.30.9241
Predominant Upwind - Med/High611.30.9815
Predominant Upwind - High600.20.9996
Predominant Downwind Low948.00.6329
Predominant Downwind Low/Med703.00.8535
Predominant Downwind Medium599.51.0008
Predominant Downwind Med/High539.01.1132
Predominant Downwind High505.61.1867
Predominant Reaching Low847.10.7083
Predominant Reaching Low/Med650.80.9219
Predominant Reaching Medium574.51.0444
Predominant Reaching Med/High532.61.1266
Predominant Reaching High509.01.1788
SA/DSPL Upwind20.26SA/DSPL Downwind34.86
Scoring OptionTODTOT
5-Band Windward/Leeward Low1176.30.5101
5-Band Windward/Leeward Low/Med867.60.6915
5-Band Windward/Leeward Medium736.20.8150
5-Band Windward/Leeward Med/High668.00.8982
5-Band Windward/Leeward High645.50.9295
Windward/Leeward 60-40 Low1181.50.5078
Windward/Leeward 60-40 Low/Med879.60.6821
Windward/Leeward 60-40 Medium753.90.7959
Windward/Leeward 60-40 Med/High692.10.8669
Windward/Leeward 60-40 High675.10.8888
5-Band AP Low869.20.6903
5-Band AP Low/Med691.20.8680
5-Band AP Medium605.00.9917
5-Band AP Med/High560.31.0709
5-Band AP High541.21.1087
5-Band SF Bay Tour - Low1016.50.5903
5-Band SF Bay Tour - Low/Med831.70.7214
5-Band SF Bay Tour - Medium714.10.8402
5-Band SF Bay Tour - Med/High655.30.9156
5-Band SF Bay Tour - High635.20.9446
Chicago-Mac Upwind0.8352
Chicago-Mac All Purpose0.8653
Chicago-Mac Downwind0.8912
Bayview-Mac Cove Island0.6373
Bayview-Mac Shore0.6418
Harvest Moon Regatta537.61.1160
Double HandedClub Certificate2025
HeidiNOR 6123
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDehler Optima 101MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.110Max. Beam3.406Draft1.774Displacement4,390Wetted area21.16IMS L8.166LSM08.027Acc. length9.904Sink (kg/mm) 15.01
VCGD0.000VCGM-0.018RM Rated (kg·m) 90.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationTwin screwNoHydro generatorNo
PRD0.380PBW
RIG
Forestay tensionForwardInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P11.700IG11.800ISP11.850MDT10.110MDL10.160MDT20.110MDL20.160TL0.000MW0.160GO0.160
E4.100J3.600BAS1.290FSD0.020SFJ0.200SPL3.680WPLTPS0.000BD0.000MWT99.20MCG5.280
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
HeidiNOR 6123
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1-2019050222040.140.761.372.413.2826.8602/05/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1-2019022214020.040.621.222.513.865.2610.81NoNo 27.7405/12/2018#3941-2019022214030.040.500.961.902.843.8210.97NoNo 20.9305/12/2018#394
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment1-20190502142911.8411.8211.836.956.2267.0802/05/2019
CRUISER/RACER REQUIREMENTS*
Accommodation length9.9 mTable area0.44 m²Headroom1.70 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity78 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity48 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.