Double HandedClub Certificate2025
FreyaFIN 11562
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 Angles46.5°46.5°44.5°43.3°42.6°42.2°41.8°41.9°43.1°
Beat VMG2.203.073.784.294.664.884.995.034.93
52°3.544.845.826.506.967.237.377.457.43
60°3.865.196.156.817.237.487.637.737.76
75°4.095.466.417.067.467.727.908.128.22
90°4.015.396.387.087.517.808.028.388.62
110°3.464.835.956.817.407.778.068.579.03
120°3.244.585.716.607.257.687.988.529.04
135°2.774.025.166.076.827.377.748.308.83
150°2.303.414.475.406.196.867.378.018.52
Run VMG1.992.953.874.705.456.146.757.638.17
Gybe Angles146.2°146.2°150.1°155.2°162.2°170.0°175.4°179.5°179.5°
APH ToD:599.6CDL: 9.288APH ToT: 1.0007CertNo:02302
BOAT
ClassDUFOUR GIBSEA 43DesignerJ & JBuilderDUFOURAge date05/2005Series date01/2004Offset fileGIBS43CL.offData fileFIN11562
HULL
Length Overall12.840 mMaximum Beam4.272 mDraft1.697 mDisplacement10,300 kgDLR7.4370IMS DivisionCruiser/RacerDynamic Allowance0.480%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeSolid 3 bladesDiameter0.430m
CREW
Maximum weight200 kg(declared)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.6442.90Headsail Luffed46.5246.52Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail11.88Storm Jib9.88Heavy Weather Jib26.65
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Builder's displacement.
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
FreyaFIN 11562
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 VMG1640.01173.5953.3839.9772.7737.5721.7715.3729.6
52°1016.3744.2619.0554.0517.0497.8488.8483.0484.3
60°932.2693.1585.6528.6498.0481.2472.0465.4463.9
75°879.9659.5562.0510.2482.7466.6455.8443.6438.0
90°898.2668.1564.4508.8479.2461.5448.7429.7417.6
110°1040.9745.9605.1528.8486.8463.1446.5420.0398.8
120°1111.2786.4630.0545.2496.3468.9450.9422.5398.4
135°1299.1894.9698.2592.8527.8488.7465.2433.9407.8
150°1568.11056.5805.0666.5581.5524.7488.8449.6422.4
Run VMG1808.81220.0929.4765.3660.1586.2533.0472.1440.9
Selected Courses
Windward / Leeward1722.21196.7941.3802.6716.4661.9627.4593.7585.3
All purpose1273.6902.9725.0629.4572.6538.6517.8495.7485.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward754.20.7955
All purpose599.61.0007
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7102
Downwind "popa"0.8130
70% up, 30% down "Ilhabela"0.7382
30% up, 70% down "Ilhabela-inverso"0.7792
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Predominantly Upwind643.70.9322
Predominantly Downwind622.50.9639
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low814.00.7371
Triple Number AP Medium595.81.0070
Triple Number AP High514.71.1658
Triple Number Windward/Leeward Low1120.70.5354
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Single Number Predominant Upwind672.50.8922
Single Number Predominant Reaching596.11.0066
Single Number Predominant Downwind656.00.9147
Predominant Upwind - Low973.40.6164
Predominant Upwind - Low/Med723.20.8297
Predominant Upwind - Medium617.90.9711
Predominant Upwind - Med/High562.51.0666
Predominant Upwind - High545.31.1002
Predominant Downwind Low1025.80.5849
Predominant Downwind Low/Med727.50.8247
Predominant Downwind Medium594.51.0093
Predominant Downwind Med/High512.91.1698
Predominant Downwind High476.01.2606
Predominant Reaching Low873.90.6866
Predominant Reaching Low/Med645.60.9294
Predominant Reaching Medium548.01.0948
Predominant Reaching Med/High492.51.2182
Predominant Reaching High468.41.2811
SA/DSPL Upwind18.48SA/DSPL Downwind18.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1264.80.4744
5-Band Windward/Leeward Low/Med896.80.6690
5-Band Windward/Leeward Medium733.00.8186
5-Band Windward/Leeward Med/High635.00.9448
5-Band Windward/Leeward High598.11.0032
Windward/Leeward 60-40 Low1258.80.4766
Windward/Leeward 60-40 Low/Med901.30.6657
Windward/Leeward 60-40 Medium744.10.8063
Windward/Leeward 60-40 Med/High653.50.9181
Windward/Leeward 60-40 High622.20.9642
5-Band AP Low910.70.6588
5-Band AP Low/Med695.00.8633
5-Band AP Medium584.51.0265
5-Band AP Med/High522.21.1491
5-Band AP High497.71.2054
5-Band SF Bay Tour - Low1078.20.5565
5-Band SF Bay Tour - Low/Med854.70.7020
5-Band SF Bay Tour - Medium705.30.8507
5-Band SF Bay Tour - Med/High619.70.9683
5-Band SF Bay Tour - High589.01.0186
Chicago-Mac Upwind0.8579
Chicago-Mac All Purpose0.8715
Chicago-Mac Downwind0.8742
Bayview-Mac Cove Island0.6100
Bayview-Mac Shore0.6168
Harvest Moon Regatta509.41.1778
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance658.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating658.90.9107
FinRating, kevyt tuuli1241.50.8055
FinRating, kova tuuli501.30.9974
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9107
Triple Number Coastal/Long Distance Low0.7371
Triple Number Coastal/Long Distance Medium1.0071
Triple Number Coastal/Long Distance High1.1658
Triple Number Windward/Leeward Low0.5613
Triple Number Windward/Leeward Medium0.7997
Triple Number Windward/Leeward High0.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
For information
General Purpose Handicap (GPH)681.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low814.0
Triple Number Coastal/Long Distance Medium595.8
Triple Number Coastal/Long Distance High514.7
Triple Number Windward/Leeward Low1068.9
Triple Number Windward/Leeward Medium750.3
Triple Number Windward/Leeward High623.4
Predominantly Upwind643.7
Predominantly Downwind622.5
Predominantly Reaching586.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7371
Triple Number Coastal/Long Distance Medium1.0071
Triple Number Coastal/Long Distance High1.1658
Triple Number Windward/Leeward Low0.5613
Triple Number Windward/Leeward Medium0.7997
Triple Number Windward/Leeward High0.9625
Coastal/Long Distance0.9107
Predominantly Upwind0.9322
Predominantly Downwind0.9639
For information
General Purpose Handicap (GPH)681.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0007
Distanseseilas Trippeltall svak vind0.7371
Distanseseilas Trippeltall mellomvind1.0071
Distanseseilas Trippeltall sterk vind1.1658
Pølsebane Trippeltall svak vind0.5613
Pølsebane Trippeltall mellomvind0.7997
Pølsebane Trippeltall sterk vind0.9625
Motvind Singeltall0.9322
Medvind Singeltall0.9639
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Coastal/Long Distance658.90.9107
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind643.70.9322
Predominantly Downwind622.50.9639
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore587.81.0208
Cape Doctor Coastal488.61.2280
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7371
Triple Number Coastal/Long Distance Medium1.0071
Triple Number Coastal/Long Distance High1.1658
Triple Number Windward/Leeward Low0.5613
Triple Number Windward/Leeward Medium0.7997
Triple Number Windward/Leeward High0.9625
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7371
Triple Number Coastal/Long Distance Medium1.0071
Triple Number Coastal/Long Distance High1.1658
Triple Number Windward/Leeward Low0.5613
Triple Number Windward/Leeward Medium0.7997
Triple Number Windward/Leeward High0.9625
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Predominantly Upwind643.70.9322
Predominantly Downwind622.50.9639
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance658.90.9107
Triple Number Coastal/Long Distance Low814.00.7371
Triple Number Coastal/Long Distance Medium595.81.0071
Triple Number Coastal/Long Distance High514.71.1658
Triple Number Windward/Leeward Low1068.90.5613
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1855.21199.1882.3716.6615.1560.3522.8471.6458.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low814.00.7371
Triple Number AP Medium595.81.0070
Triple Number AP High514.71.1658
Triple Number Windward/Leeward Low1120.70.5354
Triple Number Windward/Leeward Medium750.30.7997
Triple Number Windward/Leeward High623.40.9625
Single Number Predominant Upwind672.50.8922
Single Number Predominant Reaching596.11.0066
Single Number Predominant Downwind656.00.9147
Predominant Upwind - Low973.40.6164
Predominant Upwind - Low/Med723.20.8297
Predominant Upwind - Medium617.90.9711
Predominant Upwind - Med/High562.51.0666
Predominant Upwind - High545.31.1002
Predominant Downwind Low1025.80.5849
Predominant Downwind Low/Med727.50.8247
Predominant Downwind Medium594.51.0093
Predominant Downwind Med/High512.91.1698
Predominant Downwind High476.01.2606
Predominant Reaching Low873.90.6866
Predominant Reaching Low/Med645.60.9294
Predominant Reaching Medium548.01.0948
Predominant Reaching Med/High492.51.2182
Predominant Reaching High468.41.2811
SA/DSPL Upwind18.48SA/DSPL Downwind18.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1264.80.4744
5-Band Windward/Leeward Low/Med896.80.6690
5-Band Windward/Leeward Medium733.00.8186
5-Band Windward/Leeward Med/High635.00.9448
5-Band Windward/Leeward High598.11.0032
Windward/Leeward 60-40 Low1258.80.4766
Windward/Leeward 60-40 Low/Med901.30.6657
Windward/Leeward 60-40 Medium744.10.8063
Windward/Leeward 60-40 Med/High653.50.9181
Windward/Leeward 60-40 High622.20.9642
5-Band AP Low910.70.6588
5-Band AP Low/Med695.00.8633
5-Band AP Medium584.51.0265
5-Band AP Med/High522.21.1491
5-Band AP High497.71.2054
5-Band SF Bay Tour - Low1078.20.5565
5-Band SF Bay Tour - Low/Med854.70.7020
5-Band SF Bay Tour - Medium705.30.8507
5-Band SF Bay Tour - Med/High619.70.9683
5-Band SF Bay Tour - High589.01.0186
Chicago-Mac Upwind0.8579
Chicago-Mac All Purpose0.8715
Chicago-Mac Downwind0.8742
Bayview-Mac Cove Island0.6100
Bayview-Mac Shore0.6168
Harvest Moon Regatta509.41.1778
Double HandedClub Certificate2025
FreyaFIN 11562
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR GIBSEA 43Measurement12/04/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA12.840Max. Beam4.272Draft1.697Displacement10,300Wetted area34.08IMS L11.107LSM011.146Acc. length12.840Sink (kg/mm) 28.31
VCGD-0.128VCGM0.278RM Rated (kg·m) 273.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight200
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.430PBW0.138PIPA0.0111
PSD0.030PHD0.053PHL0.108
PSAESL0.080
RIG
Forestay tensionFixedInner stayFixedMast materialAluminumSingle headsail furlerYesMainsail furlerIn mastArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P13.200IG14.050ISP15.140MDT10.120MDL10.220MDT2MDL2TLNo TaperMWGO
E5.140J5.030BAS1.800FSDFoilSFJ0.675SPL5.030WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date18/05/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
FreyaFIN 11562
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentFR41.64
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment16.7213.60NoNo 46.52
CRUISER/RACER REQUIREMENTS*
Accommodation length12.8 mTable area0.66 m²Headroom1.84 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity204 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity106 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.