Non Spin/HSFClub 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 Angles44.1°44.1°42.1°40.7°39.3°38.3°37.8°37.8°38.6°
Beat VMG2.152.973.634.114.474.674.754.824.78
52°3.364.565.446.026.366.546.636.726.74
60°3.584.825.696.216.516.706.816.926.95
75°3.704.975.846.366.656.877.047.247.34
90°3.614.875.776.346.686.957.187.517.71
110°3.224.465.446.166.596.897.177.698.23
120°2.994.185.185.956.456.777.067.618.19
135°2.523.654.655.466.106.536.827.377.93
150°2.123.144.114.945.646.206.587.137.66
Run VMG1.822.723.604.425.145.786.286.917.44
Gybe Angles152.0°152.0°177.5°179.8°180.0°180.0°179.9°180.0°180.0°
APH ToD:650.5CDL: 7.578APH ToT: 0.9223CertNo: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 Allowance0.310%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight527 kg(default)Minimum weight397 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.2828.87Headsail Luffed16.7316.73Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail8.36Storm Jib5.63Heavy Weather Jib15.20
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
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  03440003L1JIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub 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 VMG1677.31211.4992.4875.5805.6771.7757.2746.9753.5
52°1071.0789.0661.3598.1566.3550.3542.6535.4534.2
60°1005.6747.4633.2579.7553.1537.6528.5520.3517.7
75°973.5724.9616.0566.2541.3524.3511.5497.1490.7
90°997.5739.6624.2567.7538.6518.2501.7479.6466.8
110°1116.9807.8662.0584.6546.4522.3502.0467.9437.6
120°1204.8860.5695.2605.0558.2531.4510.2473.2439.7
135°1427.2987.6773.9659.0589.8551.7527.5488.3453.7
150°1700.81147.4876.4729.1637.9580.5547.4505.2470.1
Run VMG1975.61323.0999.3814.4700.1622.7573.2521.3483.7
Selected Courses
Windward / Leeward1822.61267.2995.9845.0752.9697.2665.2634.1618.6
All purpose1361.7968.3780.1680.0622.1588.1567.3542.2526.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward795.50.7543
All purpose650.50.9223
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6817
Downwind "popa"0.7562
70% up, 30% down "Ilhabela"0.7025
30% up, 70% down "Ilhabela-inverso"0.7322
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Predominantly Upwind691.70.8674
Predominantly Downwind677.60.8855
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low874.20.6864
TriNum AP Med646.10.9286
TriNum AP High563.11.0655
TriNum W/L Low1185.90.5059
TriNum W/L Med789.90.7596
TriNum W/L Hig661.50.9070
Predom. Upwind721.30.8318
Predom. Reaching654.30.9170
Predom. Downwind714.60.8397
Predom. Up Low1032.30.5812
Predom. Up L/M772.20.7770
Predom. Up Med664.70.9027
Predom. Up M/H609.60.9843
Predom. Up High590.21.0166
Predom. Dn Low1113.80.5387
Predom. Dn L/M789.50.7600
Predom. Dn Med647.00.9274
Predom. Dn M/H563.41.0649
Predom. Dn High525.11.1427
Predom. Rc Low950.20.6315
Predom. Rc L/M705.20.8508
Predom. Rc Med603.20.9948
Predom. Rc M/H545.61.0997
Predom. Rc High518.31.1577
SA/DSPL Upwind18.80SA/DSPL Downwind18.80
Scoring OptionTODTOT
5B W/L Low1339.20.4480
5B W/L L/M946.80.6337
5B W/L Med771.80.7774
5B W/L M/H672.70.8919
5B W/L High636.80.9422
W/L 60-40 Low1326.00.4525
W/L 60-40 L/M948.60.6325
W/L 60-40 Med782.10.7672
W/L 60-40 M/H690.60.8689
W/L 60-40 High659.40.9099
5B AP Low984.00.6097
5B AP L/M749.20.8009
5B AP Med634.60.9454
5B AP M/H571.21.0504
5B AP High543.81.1034
5B SF Bay Low1142.20.5253
5B SF Bay L/M905.80.6624
5B SF Bay Med748.00.8021
5B SF Bay M/H661.30.9073
5B SF Bay High629.40.9533
Chicago-Mac Upwind0.8020
Chicago-Mac All Purpose0.8079
Chicago-Mac Downwind0.8044
BayMac Cove Island1052.10.5703
BayMac Shore1040.40.5767
Harvest Moon564.81.0623
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance709.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating709.50.8457
FinRating, kevyt tuuli1320.20.7575
FinRating, kova tuuli548.10.9122
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8457
Triple Number Coastal/Long Distance Low0.6864
Triple Number Coastal/Long Distance Medium0.9287
Triple Number Coastal/Long Distance High1.0655
Triple Number Windward/Leeward Low0.5302
Triple Number Windward/Leeward Medium0.7596
Triple Number Windward/Leeward High0.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
For information
General Purpose Handicap (GPH)738.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low874.1
Triple Number Coastal/Long Distance Medium646.1
Triple Number Coastal/Long Distance High563.1
Triple Number Windward/Leeward Low1131.6
Triple Number Windward/Leeward Medium789.9
Triple Number Windward/Leeward High661.5
Predominantly Upwind691.7
Predominantly Downwind677.6
Predominantly Reaching642.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6864
Triple Number Coastal/Long Distance Medium0.9287
Triple Number Coastal/Long Distance High1.0655
Triple Number Windward/Leeward Low0.5302
Triple Number Windward/Leeward Medium0.7596
Triple Number Windward/Leeward High0.9070
Coastal/Long Distance0.8457
Predominantly Upwind0.8674
Predominantly Downwind0.8855
For information
General Purpose Handicap (GPH)738.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9223
Distanseseilas Trippeltall svak vind0.6864
Distanseseilas Trippeltall mellomvind0.9287
Distanseseilas Trippeltall sterk vind1.0655
Pølsebane Trippeltall svak vind0.5302
Pølsebane Trippeltall mellomvind0.7596
Pølsebane Trippeltall sterk vind0.9070
Motvind Singeltall0.8674
Medvind Singeltall0.8855
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Coastal/Long Distance709.50.8457
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind691.70.8674
Predominantly Downwind677.60.8855
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore623.20.9627
Cape Doctor Coastal531.01.1299
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6864
Triple Number Coastal/Long Distance Medium0.9287
Triple Number Coastal/Long Distance High1.0655
Triple Number Windward/Leeward Low0.5302
Triple Number Windward/Leeward Medium0.7596
Triple Number Windward/Leeward High0.9070
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6864
Triple Number Coastal/Long Distance Medium0.9287
Triple Number Coastal/Long Distance High1.0655
Triple Number Windward/Leeward Low0.5302
Triple Number Windward/Leeward Medium0.7596
Triple Number Windward/Leeward High0.9070
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Predominantly Upwind691.70.8674
Predominantly Downwind677.60.8855
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance709.50.8457
Triple Number Coastal/Long Distance Low874.10.6864
Triple Number Coastal/Long Distance Medium646.10.9287
Triple Number Coastal/Long Distance High563.11.0655
Triple Number Windward/Leeward Low1131.60.5302
Triple Number Windward/Leeward Medium789.90.7596
Triple Number Windward/Leeward High661.50.9070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1965.11272.8938.2764.4662.9609.7573.9521.6503.4
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low874.20.6864
TriNum AP Med646.10.9286
TriNum AP High563.11.0655
TriNum W/L Low1185.90.5059
TriNum W/L Med789.90.7596
TriNum W/L Hig661.50.9070
Predom. Upwind721.30.8318
Predom. Reaching654.30.9170
Predom. Downwind714.60.8397
Predom. Up Low1032.30.5812
Predom. Up L/M772.20.7770
Predom. Up Med664.70.9027
Predom. Up M/H609.60.9843
Predom. Up High590.21.0166
Predom. Dn Low1113.80.5387
Predom. Dn L/M789.50.7600
Predom. Dn Med647.00.9274
Predom. Dn M/H563.41.0649
Predom. Dn High525.11.1427
Predom. Rc Low950.20.6315
Predom. Rc L/M705.20.8508
Predom. Rc Med603.20.9948
Predom. Rc M/H545.61.0997
Predom. Rc High518.31.1577
SA/DSPL Upwind18.80SA/DSPL Downwind18.80
Scoring OptionTODTOT
5B W/L Low1339.20.4480
5B W/L L/M946.80.6337
5B W/L Med771.80.7774
5B W/L M/H672.70.8919
5B W/L High636.80.9422
W/L 60-40 Low1326.00.4525
W/L 60-40 L/M948.60.6325
W/L 60-40 Med782.10.7672
W/L 60-40 M/H690.60.8689
W/L 60-40 High659.40.9099
5B AP Low984.00.6097
5B AP L/M749.20.8009
5B AP Med634.60.9454
5B AP M/H571.21.0504
5B AP High543.81.1034
5B SF Bay Low1142.20.5253
5B SF Bay L/M905.80.6624
5B SF Bay Med748.00.8021
5B SF Bay M/H661.30.9073
5B SF Bay High629.40.9533
Chicago-Mac Upwind0.8020
Chicago-Mac All Purpose0.8079
Chicago-Mac Downwind0.8044
BayMac Cove Island1052.10.5703
BayMac Shore1040.40.5767
Harvest Moon564.81.0623
ORC Ref  03440003L1JIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub 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 L8.285LSM08.295Acc. length9.400Sink (kg/mm) 14.40
VCGD0.020VCGM0.065RM Rated (kg·m) 70.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight527Declared 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  03440003L1JIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub 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
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  03440003L1JIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org