Double HandedClub Certificate2025
AlfaNOR 4596
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 Angles43.5°43.5°41.2°40.5°40.0°39.7°39.5°39.9°41.7°
Beat VMG2.193.023.674.104.344.434.494.504.36
52°3.434.615.456.006.266.376.436.486.44
60°3.644.865.696.206.446.566.636.696.68
75°3.785.035.876.356.626.796.907.027.05
90°3.835.166.076.526.706.897.077.327.46
110°3.865.226.176.666.977.217.387.657.79
120°3.695.046.046.596.957.277.568.018.37
135°3.244.505.536.326.767.117.468.259.44
150°2.603.764.825.746.416.807.157.868.90
Run VMG2.253.264.184.985.726.256.657.307.97
Gybe Angles146.5°146.5°151.4°153.2°161.1°169.1°177.2°178.1°175.7°
APH ToD:625.8CDL: 7.341APH ToT: 0.9587CertNo:5567
BOAT
ClassOMEGA 30DesignerRonHollandBuilderAge date01/1983Series date01/1983Offset fileS9209.BOFData file5567
HULL
Length Overall9.400 mMaximum Beam3.004 mDraft1.569 mDisplacement3,683 kgDLR6.4520IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.2828.87Headsail Luffed16.7316.73Headsail FlyingSymmetric59.1159.11Asymmetric
STORM SAIL AREAS (m²)
Trysail8.36Storm Jib5.63Heavy Weather Jib15.20
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.
ORC Ref  03440003KVWIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlfaNOR 4596
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 VMG1641.81190.2980.7878.2830.4811.9802.3799.9825.5
52°1050.7781.0660.2600.0575.2565.3559.8555.4559.2
60°989.7741.3632.8581.0558.7548.5543.2537.9539.0
75°952.5715.5613.5566.7543.7530.3521.9513.0510.4
90°939.5697.6592.6552.0537.0522.8509.3492.0482.5
110°933.5689.6583.1540.7516.6499.1488.0470.8462.4
120°976.4714.1596.5546.1518.0495.3476.1449.5430.1
135°1111.2800.2651.1569.3532.6506.2482.7436.3381.2
150°1382.8957.0746.9627.6561.7529.1503.7458.2404.3
Run VMG1601.81105.0861.5722.7629.4576.0541.4493.4451.4
Selected Courses
Windward / Leeward1620.21147.6921.1800.5729.9693.9671.8646.7638.4
All purpose1216.3879.6722.6644.0602.8580.7565.5545.1533.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward766.90.7824
All purpose625.80.9587
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6673
Downwind "popa"0.8520
70% up, 30% down "Ilhabela"0.7138
30% up, 70% down "Ilhabela-inverso"0.7867
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Predominantly Upwind682.70.8788
Predominantly Downwind626.40.9578
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low801.10.7490
TriNum AP Med621.10.9661
TriNum AP High561.71.0683
TriNum W/L Low1081.00.5550
TriNum W/L Med760.40.7891
TriNum W/L Hig667.90.8983
Predom. Upwind710.90.8440
Predom. Reaching620.90.9664
Predom. Downwind654.50.9167
Predom. Up Low974.10.6159
Predom. Up L/M746.00.8043
Predom. Up Med661.00.9077
Predom. Up M/H622.20.9643
Predom. Up High608.20.9865
Predom. Dn Low959.50.6253
Predom. Dn L/M708.60.8468
Predom. Dn Med603.70.9939
Predom. Dn M/H542.01.1070
Predom. Dn High505.71.1865
Predom. Rc Low854.30.7024
Predom. Rc L/M655.30.9156
Predom. Rc Med580.61.0334
Predom. Rc M/H538.71.1139
Predom. Rc High513.41.1687
SA/DSPL Upwind18.80SA/DSPL Downwind36.48
Scoring OptionTODTOT
5B W/L Low1209.50.4961
5B W/L L/M883.70.6790
5B W/L Med746.80.8034
5B W/L M/H676.20.8873
5B W/L High649.60.9236
W/L 60-40 Low1217.80.4927
W/L 60-40 L/M897.60.6684
W/L 60-40 Med766.50.7828
W/L 60-40 M/H702.10.8545
W/L 60-40 High680.60.8815
5B AP Low882.10.6802
5B AP L/M700.30.8568
5B AP Med612.80.9791
5B AP M/H567.81.0567
5B AP High546.61.0977
5B SF Bay Low1041.70.5760
5B SF Bay L/M846.90.7084
5B SF Bay Med724.90.8277
5B SF Bay M/H663.70.9041
5B SF Bay High639.20.9387
Chicago-Mac Upwind0.8193
Chicago-Mac All Purpose0.8538
Chicago-Mac Downwind0.8842
BayMac Cove Island961.10.6243
BayMac Shore954.00.6290
Harvest Moon542.61.1058
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance680.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating680.40.8818
FinRating, kevyt tuuli1186.00.8432
FinRating, kova tuuli550.00.9091
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8818
Triple Number Coastal/Long Distance Low0.7490
Triple Number Coastal/Long Distance Medium0.9662
Triple Number Coastal/Long Distance High1.0683
Triple Number Windward/Leeward Low0.5801
Triple Number Windward/Leeward Medium0.7891
Triple Number Windward/Leeward High0.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
For information
General Purpose Handicap (GPH)701.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low801.1
Triple Number Coastal/Long Distance Medium621.0
Triple Number Coastal/Long Distance High561.6
Triple Number Windward/Leeward Low1034.3
Triple Number Windward/Leeward Medium760.4
Triple Number Windward/Leeward High667.9
Predominantly Upwind682.7
Predominantly Downwind626.4
Predominantly Reaching604.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7490
Triple Number Coastal/Long Distance Medium0.9662
Triple Number Coastal/Long Distance High1.0683
Triple Number Windward/Leeward Low0.5801
Triple Number Windward/Leeward Medium0.7891
Triple Number Windward/Leeward High0.8983
Coastal/Long Distance0.8818
Predominantly Upwind0.8788
Predominantly Downwind0.9578
For information
General Purpose Handicap (GPH)701.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9587
Distanseseilas Trippeltall svak vind0.7490
Distanseseilas Trippeltall mellomvind0.9662
Distanseseilas Trippeltall sterk vind1.0683
Pølsebane Trippeltall svak vind0.5801
Pølsebane Trippeltall mellomvind0.7891
Pølsebane Trippeltall sterk vind0.8983
Motvind Singeltall0.8788
Medvind Singeltall0.9578
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Coastal/Long Distance680.40.8818
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind682.70.8788
Predominantly Downwind626.40.9578
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore640.90.9362
Cape Doctor Coastal536.91.1176
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7490
Triple Number Coastal/Long Distance Medium0.9662
Triple Number Coastal/Long Distance High1.0683
Triple Number Windward/Leeward Low0.5801
Triple Number Windward/Leeward Medium0.7891
Triple Number Windward/Leeward High0.8983
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7490
Triple Number Coastal/Long Distance Medium0.9662
Triple Number Coastal/Long Distance High1.0683
Triple Number Windward/Leeward Low0.5801
Triple Number Windward/Leeward Medium0.7891
Triple Number Windward/Leeward High0.8983
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Predominantly Upwind682.70.8788
Predominantly Downwind626.40.9578
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance680.40.8818
Triple Number Coastal/Long Distance Low801.10.7490
Triple Number Coastal/Long Distance Medium621.00.9662
Triple Number Coastal/Long Distance High561.61.0683
Triple Number Windward/Leeward Low1034.30.5801
Triple Number Windward/Leeward Medium760.40.7891
Triple Number Windward/Leeward High667.90.8983
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.61143.3865.4723.0643.0602.4570.4520.4506.9
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low801.10.7490
TriNum AP Med621.10.9661
TriNum AP High561.71.0683
TriNum W/L Low1081.00.5550
TriNum W/L Med760.40.7891
TriNum W/L Hig667.90.8983
Predom. Upwind710.90.8440
Predom. Reaching620.90.9664
Predom. Downwind654.50.9167
Predom. Up Low974.10.6159
Predom. Up L/M746.00.8043
Predom. Up Med661.00.9077
Predom. Up M/H622.20.9643
Predom. Up High608.20.9865
Predom. Dn Low959.50.6253
Predom. Dn L/M708.60.8468
Predom. Dn Med603.70.9939
Predom. Dn M/H542.01.1070
Predom. Dn High505.71.1865
Predom. Rc Low854.30.7024
Predom. Rc L/M655.30.9156
Predom. Rc Med580.61.0334
Predom. Rc M/H538.71.1139
Predom. Rc High513.41.1687
SA/DSPL Upwind18.80SA/DSPL Downwind36.48
Scoring OptionTODTOT
5B W/L Low1209.50.4961
5B W/L L/M883.70.6790
5B W/L Med746.80.8034
5B W/L M/H676.20.8873
5B W/L High649.60.9236
W/L 60-40 Low1217.80.4927
W/L 60-40 L/M897.60.6684
W/L 60-40 Med766.50.7828
W/L 60-40 M/H702.10.8545
W/L 60-40 High680.60.8815
5B AP Low882.10.6802
5B AP L/M700.30.8568
5B AP Med612.80.9791
5B AP M/H567.81.0567
5B AP High546.61.0977
5B SF Bay Low1041.70.5760
5B SF Bay L/M846.90.7084
5B SF Bay Med724.90.8277
5B SF Bay M/H663.70.9041
5B SF Bay High639.20.9387
Chicago-Mac Upwind0.8193
Chicago-Mac All Purpose0.8538
Chicago-Mac Downwind0.8842
BayMac Cove Island961.10.6243
BayMac Shore954.00.6290
Harvest Moon542.61.1058
ORC Ref  03440003KVWIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlfaNOR 4596
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOMEGA 30MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.400Max. Beam3.004Draft1.569Displacement3,683Wetted area19.59IMS L8.213LSM08.295Acc. length9.400Sink (kg/mm) 14.40
VCGD0.020VCGM0.065RM Rated (kg·m) 70.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0005
PSDPHDPHL
PSAESL
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders0Rotating mastNo
P11.500IG10.550ISP10.550MDT10.110MDL10.160MDT20.100MDL20.120TL0.000MW0.160GO0.180
E4.150J3.500BAS1.430FSD0.000SFJ0.000SPL3.510WPLTPS0.000BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.020Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440003KVWIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlfaNOR 4596
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment625-2021082011030.140.811.552.663.5028.2820/08/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment625-2021082011110.050.440.841.622.353.0410.58YesNo 16.7320/08/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment625-20210416175310.9310.9310.936.536.3359.1116/04/2021
CRUISER/RACER REQUIREMENTS*
Accommodation length9.4 mTable area0.44 m²Headroom1.66 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity68 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity38 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03440003KVWIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org