Double HandedClub Certificate2025
SadeFIN 7983
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 Angles42.1°42.1°40.2°39.3°38.8°38.5°38.5°39.0°40.8°
Beat VMG2.383.263.904.304.494.584.614.594.43
52°3.664.885.716.186.406.506.556.566.50
60°3.865.105.916.356.576.696.746.786.75
75°3.995.256.046.486.736.917.027.137.17
90°3.865.156.026.526.777.007.197.477.61
110°3.825.186.166.677.017.277.437.697.84
120°3.665.026.036.616.997.327.648.068.39
135°3.224.495.556.346.797.167.528.329.60
150°2.613.784.845.766.436.847.197.928.97
Run VMG2.263.274.195.005.726.266.667.328.01
Gybe Angles146.6°146.6°151.0°152.9°161.5°168.0°176.3°177.2°172.6°
APH ToD:613.8CDL: 7.517APH ToT: 0.9775CertNo:
BOAT
ClassSunwind 30DesignerUlf RogebergBuilderAge date01/1990Series date10/1989Offset filehc18502.offData fileFIN7983
HULL
Length Overall9.250 mMaximum Beam2.810 mDraft1.825 mDisplacement3,400 kgDLR6.7508IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight180 kg(declared)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.5623.89Headsail Luffed23.9323.93Headsail FlyingSymmetric59.3959.39Asymmetric
STORM SAIL AREAS (m²)
Trysail7.35Storm Jib5.80Heavy Weather Jib15.66
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
SadeFIN 7983
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 VMG1509.61105.9922.3836.5801.1786.8781.1784.6812.3
52°985.0737.3630.2582.6562.1554.0550.0548.4553.9
60°933.4705.3609.3567.2547.8538.4534.1531.0533.5
75°902.5685.6595.6555.6534.6521.3512.6504.7502.2
90°932.6698.9597.8552.4531.5514.2500.5482.3473.2
110°942.9694.3584.7539.4513.7495.3484.6468.0459.5
120°983.9717.5597.2544.4515.1491.6471.4446.9429.1
135°1119.1801.4649.2567.8529.9502.8478.7432.8375.0
150°1379.3953.6743.7625.0559.8526.4500.7454.3401.3
Run VMG1596.11101.2858.3719.8628.9575.4540.3491.9449.4
Selected Courses
Windward / Leeward1550.61103.5890.3778.1715.0681.1660.7638.2630.8
All purpose1174.6853.2704.5630.9592.6571.0556.6537.9526.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward748.50.8016
All purpose613.80.9775
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6979
Downwind "popa"0.8544
70% up, 30% down "Ilhabela"0.7385
30% up, 70% down "Ilhabela-inverso"0.8005
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Predominantly Upwind664.40.9031
Predominantly Downwind619.40.9687
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low778.90.7703
Triple Number AP Medium609.40.9846
Triple Number AP High553.21.0846
Triple Number Windward/Leeward Low1041.30.5762
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Single Number Predominant Upwind690.30.8691
Single Number Predominant Reaching611.80.9807
Single Number Predominant Downwind647.20.9271
Predominant Upwind - Low929.80.6453
Predominant Upwind - Low/Med720.60.8326
Predominant Upwind - Medium644.60.9308
Predominant Upwind - Med/High610.20.9833
Predominant Upwind - High598.71.0022
Predominant Downwind Low946.70.6338
Predominant Downwind Low/Med700.50.8566
Predominant Downwind Medium597.51.0042
Predominant Downwind Med/High536.31.1188
Predominant Downwind High500.31.1992
Predominant Reaching Low839.20.7150
Predominant Reaching Low/Med646.50.9280
Predominant Reaching Medium572.81.0474
Predominant Reaching Med/High530.81.1305
Predominant Reaching High505.91.1859
SA/DSPL Upwind20.92SA/DSPL Downwind36.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1162.50.5161
5-Band Windward/Leeward Low/Med856.30.7007
5-Band Windward/Leeward Medium729.90.8220
5-Band Windward/Leeward Med/High664.90.9024
5-Band Windward/Leeward High640.80.9363
Windward/Leeward 60-40 Low1162.20.5163
Windward/Leeward 60-40 Low/Med865.30.6934
Windward/Leeward 60-40 Medium746.50.8037
Windward/Leeward 60-40 Med/High688.80.8711
Windward/Leeward 60-40 High670.40.8950
5-Band AP Low861.90.6961
5-Band AP Low/Med684.00.8773
5-Band AP Medium601.70.9972
5-Band AP Med/High558.91.0735
5-Band AP High539.21.1128
5-Band SF Bay Tour - Low1001.20.5993
5-Band SF Bay Tour - Low/Med819.60.7320
5-Band SF Bay Tour - Medium707.70.8478
5-Band SF Bay Tour - Med/High651.90.9204
5-Band SF Bay Tour - High630.00.9524
Chicago-Mac Upwind0.8455
Chicago-Mac All Purpose0.8720
Chicago-Mac Downwind0.8942
Bayview-Mac Cove Island0.6436
Bayview-Mac Shore0.6486
Harvest Moon Regatta535.21.1211
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance665.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating665.90.9010
FinRating, kevyt tuuli1143.80.8743
FinRating, kova tuuli542.90.9211
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9010
Triple Number Coastal/Long Distance Low0.7703
Triple Number Coastal/Long Distance Medium0.9847
Triple Number Coastal/Long Distance High1.0846
Triple Number Windward/Leeward Low0.6019
Triple Number Windward/Leeward Medium0.8084
Triple Number Windward/Leeward High0.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
For information
General Purpose Handicap (GPH)686.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low778.9
Triple Number Coastal/Long Distance Medium609.3
Triple Number Coastal/Long Distance High553.2
Triple Number Windward/Leeward Low996.8
Triple Number Windward/Leeward Medium742.2
Triple Number Windward/Leeward High657.4
Predominantly Upwind664.4
Predominantly Downwind619.4
Predominantly Reaching597.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7703
Triple Number Coastal/Long Distance Medium0.9847
Triple Number Coastal/Long Distance High1.0846
Triple Number Windward/Leeward Low0.6019
Triple Number Windward/Leeward Medium0.8084
Triple Number Windward/Leeward High0.9127
Coastal/Long Distance0.9010
Predominantly Upwind0.9031
Predominantly Downwind0.9687
For information
General Purpose Handicap (GPH)686.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9775
Distanseseilas Trippeltall svak vind0.7703
Distanseseilas Trippeltall mellomvind0.9847
Distanseseilas Trippeltall sterk vind1.0846
Pølsebane Trippeltall svak vind0.6019
Pølsebane Trippeltall mellomvind0.8084
Pølsebane Trippeltall sterk vind0.9127
Motvind Singeltall0.9031
Medvind Singeltall0.9687
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Coastal/Long Distance665.90.9010
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind664.40.9031
Predominantly Downwind619.40.9687
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore633.10.9478
Cape Doctor Coastal530.01.1320
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7703
Triple Number Coastal/Long Distance Medium0.9847
Triple Number Coastal/Long Distance High1.0846
Triple Number Windward/Leeward Low0.6019
Triple Number Windward/Leeward Medium0.8084
Triple Number Windward/Leeward High0.9127
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7703
Triple Number Coastal/Long Distance Medium0.9847
Triple Number Coastal/Long Distance High1.0846
Triple Number Windward/Leeward Low0.6019
Triple Number Windward/Leeward Medium0.8084
Triple Number Windward/Leeward High0.9127
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Predominantly Upwind664.40.9031
Predominantly Downwind619.40.9687
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance665.90.9010
Triple Number Coastal/Long Distance Low778.90.7703
Triple Number Coastal/Long Distance Medium609.30.9847
Triple Number Coastal/Long Distance High553.21.0846
Triple Number Windward/Leeward Low996.80.6019
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.61103.3839.6705.8631.2592.1561.5514.0501.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low778.90.7703
Triple Number AP Medium609.40.9846
Triple Number AP High553.21.0846
Triple Number Windward/Leeward Low1041.30.5762
Triple Number Windward/Leeward Medium742.20.8084
Triple Number Windward/Leeward High657.40.9127
Single Number Predominant Upwind690.30.8691
Single Number Predominant Reaching611.80.9807
Single Number Predominant Downwind647.20.9271
Predominant Upwind - Low929.80.6453
Predominant Upwind - Low/Med720.60.8326
Predominant Upwind - Medium644.60.9308
Predominant Upwind - Med/High610.20.9833
Predominant Upwind - High598.71.0022
Predominant Downwind Low946.70.6338
Predominant Downwind Low/Med700.50.8566
Predominant Downwind Medium597.51.0042
Predominant Downwind Med/High536.31.1188
Predominant Downwind High500.31.1992
Predominant Reaching Low839.20.7150
Predominant Reaching Low/Med646.50.9280
Predominant Reaching Medium572.81.0474
Predominant Reaching Med/High530.81.1305
Predominant Reaching High505.91.1859
SA/DSPL Upwind20.92SA/DSPL Downwind36.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1162.50.5161
5-Band Windward/Leeward Low/Med856.30.7007
5-Band Windward/Leeward Medium729.90.8220
5-Band Windward/Leeward Med/High664.90.9024
5-Band Windward/Leeward High640.80.9363
Windward/Leeward 60-40 Low1162.20.5163
Windward/Leeward 60-40 Low/Med865.30.6934
Windward/Leeward 60-40 Medium746.50.8037
Windward/Leeward 60-40 Med/High688.80.8711
Windward/Leeward 60-40 High670.40.8950
5-Band AP Low861.90.6961
5-Band AP Low/Med684.00.8773
5-Band AP Medium601.70.9972
5-Band AP Med/High558.91.0735
5-Band AP High539.21.1128
5-Band SF Bay Tour - Low1001.20.5993
5-Band SF Bay Tour - Low/Med819.60.7320
5-Band SF Bay Tour - Medium707.70.8478
5-Band SF Bay Tour - Med/High651.90.9204
5-Band SF Bay Tour - High630.00.9524
Chicago-Mac Upwind0.8455
Chicago-Mac All Purpose0.8720
Chicago-Mac Downwind0.8942
Bayview-Mac Cove Island0.6436
Bayview-Mac Shore0.6486
Harvest Moon Regatta535.21.1211
Double HandedClub Certificate2025
SadeFIN 7983
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSunwind 30Measurement08/06/2021HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.250Max. Beam2.810Draft1.825Displacement3,400Wetted area18.07IMS L8.085LSM07.955Acc. length9.133Sink (kg/mm) 12.99
VCGD-0.099VCGM-0.069RM Rated (kg·m) 58.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight180
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.360PBWPIPA0.0005
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders2Rotating mastNo
P10.900IG10.770ISP10.830MDT10.090MDL10.130MDT2MDL2TLTaperMWGO
E3.850J3.600BAS1.520FSDFoilSFJSPL3.600WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/06/2021
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
SadeFIN 7983
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.140.701.292.293.0823.56
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.050.571.132.323.554.8410.12NoNo 23.9322/03/2025G30.080.480.931.812.713.5910.55YesNo 19.1609/06/2021G3
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment110.8410.8410.846.606.4759.39
CRUISER/RACER REQUIREMENTS*
Accommodation length9.1 mTable area0.44 m²Headroom1.63 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity62 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity32 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.