Non Spin/HSFClub Certificate2026
Bona DiaRSA-97
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 Angles46.9°45.2°43.0°41.9°41.0°40.1°39.6°39.3°39.9°
Beat VMG1.772.603.213.654.014.284.434.514.44
52°2.804.024.865.465.886.176.346.446.41
60°3.034.265.105.696.086.356.516.646.64
75°3.174.405.255.876.266.526.706.937.00
90°3.064.295.165.826.266.546.757.097.35
110°2.663.904.865.616.176.546.807.287.71
120°2.513.724.685.446.036.446.737.227.72
135°2.203.314.265.035.676.166.517.017.51
150°1.882.863.764.535.195.766.206.767.23
Run VMG1.632.473.273.994.635.215.736.466.92
Gybe Angles147.5°149.3°154.1°161.8°169.9°173.5°176.3°179.0°179.2°
APH ToD:709.8CDL: 6.700APH ToT: 0.8453CertNo:ZAN288
BOAT
ClassMiuraDesignerBerckemeyerBuilderNebeAge date12/1994Series date01/1970Offset fileSA92033.OFFData fileRSA97
HULL
Length Overall9.330 mMaximum Beam3.148 mDraft1.769 mDisplacement4,700 kgDLR9.7999IMS DivisionCruiser/RacerDynamic Allowance0.630%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.330m
CREW
Maximum weight485 kg(default)Minimum weight355 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.1918.45Headsail Luffed28.7428.74Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail5.42Storm Jib6.77Heavy Weather Jib18.28
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 77.5 kg·m Stability Index 107.8
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  04620004ROK Issued on 31/05/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Bona DiaRSA-97
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 VMG2033.41385.91122.3985.1898.8842.0812.0798.2810.0
52°1285.6895.7740.3659.9611.9583.5567.6558.7561.3
60°1188.5845.4706.5633.1591.8567.0552.9542.4542.5
75°1137.1818.7686.1613.6575.0552.5537.7519.5514.4
90°1176.9838.4698.0619.0575.4550.1533.2507.4489.7
110°1352.2922.7741.3641.4583.6550.4529.2494.7467.1
120°1433.2968.2769.6661.8596.5558.6535.2498.3466.6
135°1636.01087.2845.4716.1634.8584.1552.7513.6479.4
150°1913.31260.0958.2794.2693.7625.2580.8532.2498.1
Run VMG2209.31454.91102.0903.3777.1690.9628.8557.3520.3
Selected Courses
Windward / Leeward2121.31420.41112.2944.2837.9766.4720.4677.7665.1
All purpose1600.61088.8868.8749.9677.6631.4602.8573.4559.3
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward881.70.6805
All purpose709.80.8453
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6136
Downwind "popa"0.6869
70% up, 30% down "Ilhabela"0.6339
30% up, 70% down "Ilhabela-inverso"0.6632
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Predominantly Upwind759.00.7905
Predominantly Downwind740.80.8100
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP738.50.8125 Predom. Rc High547.61.0957 5B SF Bay L/M1006.70.5960 TriNum AP Low978.80.6130 Predom. Dn Low1250.20.4799 5B SF Bay Med826.30.7261 TriNum AP Med706.20.8496 Predom. Dn L/M871.00.6888 5B SF Bay M/H713.90.8405 TriNum AP High599.01.0017 Predom. Dn Med706.10.8498 5B SF Bay High672.60.8921 TriNum W/L Low1335.00.4494 Predom. Dn M/H603.60.9941 5B AP Low1117.20.5370 TriNum W/L Med878.30.6831 Predom. Dn High557.31.0765 5B AP L/M831.10.7220 TriNum W/L Hig715.90.8381 ChiMac Up Low1015.20.5910 5B AP Med691.60.8676 Predom. Upwind796.40.7534 ChiMac Up Med892.80.6721 5B AP M/H609.00.9852 Predom. Reaching715.90.8381 ChiMac Up High750.80.7991 5B AP High576.11.0415 Predom. Downwind783.90.7654 ChiMac Off Low1043.30.5751 5B W/L Low1518.60.3951 Predom. Up Low1184.30.5066 ChiMac Off Med895.30.6702 5B W/L L/M1057.90.5672 Predom. Up L/M861.20.6967 ChiMac Off High722.70.8302 5B W/L Med856.70.7004 Predom. Up Med727.50.8247 ChiMac AP Low1022.10.5870 5B W/L M/H730.90.8209 Predom. Up M/H650.60.9222 ChiMac AP Med888.90.6750 5B W/L High682.90.8786 Predom. Up High625.40.9593 ChiMac AP High733.50.8180 W/L 60-40 Low1511.20.3970 Predom. Rc Low1078.10.5565 BayMac Cove Island1193.20.5028 W/L 60-40 L/M1062.30.5648 Predom. Rc L/M779.00.7702 BayMac Shore1180.80.5081 W/L 60-40 Med868.30.6910 Predom. Rc Med653.60.9181 Harvest Moon615.90.9743 W/L 60-40 M/H749.10.8009 Predom. Rc M/H579.71.0350 5B SF Bay Low1260.30.4761 W/L 60-40 High706.90.8488      SA/DSPL Up16.64SA/DSPL Dn16.64
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance777.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating777.10.7721
FinRating, kevyt tuuli1504.50.6647
FinRating, kova tuuli581.30.8601
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7721
Triple Number Coastal/Long Distance Low0.6130
Triple Number Coastal/Long Distance Medium0.8498
Triple Number Coastal/Long Distance High1.0017
Triple Number Windward/Leeward Low0.4738
Triple Number Windward/Leeward Medium0.6831
Triple Number Windward/Leeward High0.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
For information
General Purpose Handicap (GPH)809.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Saronikos S All Purpose820.40.7314
Saronikos S Upwind914.40.6562
Saronikos S Downwind730.00.8219
Saronikos N All Purpose870.40.6893
Saronikos N Upwind956.80.6271
Saronikos N Downwind821.70.7302
Saronikos SW All Purpose842.40.7123
Saronikos SW Upwind953.20.6295
Saronikos SW Downwind754.10.7957
Saronikos NE All Purpose925.30.6484
Saronikos NE Upwind899.70.6669
Saronikos NE Downwind953.50.6293
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose738.50.8125
5-Band All Purpose Low1208.70.4964
5-Band All Purpose L/M861.70.6963
5-Band All Purpose Med714.20.8401
5-Band All Purpose M/H625.60.9591
5-Band All Purpose High590.01.0170
Single Number Predominant Upwind757.00.7926
Single Number Predominant Reaching681.30.8806
Single Number Predominant Downwind741.80.8089
5-Band 50-50 Windward/Leeward Low1518.60.3951
5-Band 50-50 Windward/Leeward L/M1057.90.5672
5-Band 50-50 Windward/Leeward Med856.70.7004
5-Band 50-50 Windward/Leeward M/H730.90.8209
5-Band 50-50 Windward/Leeward High682.90.8786
5-Band 60-40 Windward/Leeward Low1511.20.3970
5-Band 60-40 Windward/Leeward L/M1062.30.5648
5-Band 60-40 Windward/Leeward Med868.30.6910
5-Band 60-40 Windward/Leeward M/H749.10.8009
5-Band 60-40 Windward/Leeward High706.90.8488
Triple Number 50-50 Windward/Leeward Low1335.00.4494
Triple Number 50-50 Windward/Leeward Med878.50.6830
Triple Number 50-50 Windward/Leeward High715.90.8381
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward892.90.6720
Triple Number 60-40 Windward/Leeward Low1331.70.4506
Triple Number 60-40 Windward/Leeward Med889.20.6748
Triple Number 60-40 Windward/Leeward High735.60.8157
Triple Number All-Purpose Low1069.60.5609
Triple Number All-Purpose Med729.90.8221
Triple Number All-Purpose High614.70.9760
Triple Number Predominant Upwind Low1067.40.5621
Triple Number Predominant Upwind Med746.70.8035
Triple Number Predominant Upwind High645.60.9293
Triple Number Predominant Reaching Low962.90.6231
Triple Number Predominant Reaching Med677.60.8855
Triple Number Predominant Reaching High559.81.0718
Triple Number Predominant Downwind Low1096.60.5471
Triple Number Predominant Downwind Med726.40.8260
Triple Number Predominant Downwind High581.81.0312
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low978.8
Triple Number Coastal/Long Distance Medium706.0
Triple Number Coastal/Long Distance High599.0
Triple Number Windward/Leeward Low1266.4
Triple Number Windward/Leeward Medium878.3
Triple Number Windward/Leeward High715.9
Predominantly Upwind759.0
Predominantly Downwind740.8
Predominantly Reaching700.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6130
Triple Number Coastal/Long Distance Medium0.8498
Triple Number Coastal/Long Distance High1.0017
Triple Number Windward/Leeward Low0.4738
Triple Number Windward/Leeward Medium0.6831
Triple Number Windward/Leeward High0.8381
Coastal/Long Distance0.7721
Predominantly Upwind0.7905
Predominantly Downwind0.8100
For information
General Purpose Handicap (GPH)809.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8453
Distanseseilas Trippeltall svak vind0.6130
Distanseseilas Trippeltall mellomvind0.8498
Distanseseilas Trippeltall sterk vind1.0017
Pølsebane Trippeltall svak vind0.4738
Pølsebane Trippeltall mellomvind0.6831
Pølsebane Trippeltall sterk vind0.8381
Motvind Singeltall0.7905
Medvind Singeltall0.8100
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Coastal/Long Distance777.10.7721
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind759.00.7905
Predominantly Downwind740.80.8100
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore668.90.8970
Cape Doctor Coastal563.61.0646
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6130
Triple Number Coastal/Long Distance Medium0.8498
Triple Number Coastal/Long Distance High1.0017
Triple Number Windward/Leeward Low0.4738
Triple Number Windward/Leeward Medium0.6831
Triple Number Windward/Leeward High0.8381
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6130
Triple Number Coastal/Long Distance Medium0.8498
Triple Number Coastal/Long Distance High1.0017
Triple Number Windward/Leeward Low0.4738
Triple Number Windward/Leeward Medium0.6831
Triple Number Windward/Leeward High0.8381
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Predominantly Upwind759.00.7905
Predominantly Downwind740.80.8100
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance777.10.7721
Triple Number Coastal/Long Distance Low978.80.6130
Triple Number Coastal/Long Distance Medium706.00.8498
Triple Number Coastal/Long Distance High599.01.0017
Triple Number Windward/Leeward Low1266.40.4738
Triple Number Windward/Leeward Medium878.30.6831
Triple Number Windward/Leeward High715.90.8381
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2130.11423.91046.3848.5726.1656.4610.0550.4533.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP738.50.8125 Predom. Dn High557.31.0765 5B AP M/H609.00.9852 TriNum AP Low978.80.6130 Predom. Rc Low1078.10.5565 5B AP High576.11.0415 TriNum AP Med706.20.8496 Predom. Rc L/M779.00.7702 5B SF Bay Low1260.30.4761 TriNum AP High599.01.0017 Predom. Rc Med653.60.9181 5B SF Bay L/M1006.70.5960 TriNum W/L Low1335.00.4494 Predom. Rc M/H579.71.0350 5B SF Bay Med826.30.7261 TriNum W/L Med878.30.6831 Predom. Rc High547.61.0957 5B SF Bay M/H713.90.8405 TriNum W/L Hig715.90.8381 5B W/L Low1518.60.3951 5B SF Bay High672.60.8921 Predom. Upwind796.40.7534 5B W/L L/M1057.90.5672 ChiMac Up Low1015.20.5910 Predom. Reaching715.90.8381 5B W/L Med856.70.7004 ChiMac Up Med892.80.6721 Predom. Downwind783.90.7654 5B W/L M/H730.90.8209 ChiMac Up High750.80.7991 Predom. Up Low1184.30.5066 5B W/L High682.90.8786 ChiMac Off Low1043.30.5751 Predom. Up L/M861.20.6967 W/L 60-40 Low1511.20.3970 ChiMac Off Med895.30.6702 Predom. Up Med727.50.8247 W/L 60-40 L/M1062.30.5648 ChiMac Off High722.70.8302 Predom. Up M/H650.60.9222 W/L 60-40 Med868.30.6910 ChiMac AP Low1022.10.5870 Predom. Up High625.40.9593 W/L 60-40 M/H749.10.8009 ChiMac AP Med888.90.6750 Predom. Dn Low1250.20.4799 W/L 60-40 High706.90.8488 ChiMac AP High733.50.8180 Predom. Dn L/M871.00.6888 5B AP Low1117.20.5370 BayMac Cove Island1193.20.5028 Predom. Dn Med706.10.8498 5B AP L/M831.10.7220 BayMac Shore1180.80.5081 Predom. Dn M/H603.60.9941 5B AP Med691.60.8676 Harvest Moon615.90.9743      SA/DSPL Up16.64SA/DSPL Dn16.64
ORC Ref  04620004ROK Issued on 31/05/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Bona DiaRSA-97
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMiuraMeasurement28/07/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.330Maximum beam3.148Draft1.769Displacement4,700Wetted area21.30IMS L7.880LSM07.827Accomod. length9.330Sink (kg/mm) 14.91
VCGD0.140VCGM0.146 RM Rated (kg·m) 77.5Limit of positive stability(°) 105.7 Stability Index 107.8 BLR index 0.0000Default crew weight485 Declared crew weight 300
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.330PBW0.090PIPA0.0136
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.000IG11.636ISP11.636MDT10.125MDL10.160MDT2MDL2TLNo TaperMWGO
E3.095J3.990BAS1.301FSD0.040SFJSPL3.910WPLTPS4.000BD0.110MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date30/07/2025
SFFP0.963FFMFF1.026LCFcl5.362SG
SAFP9.239FAMFA0.804LCFsh5.554HBI0.967
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004ROK Issued on 31/05/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Bona DiaRSA-97
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.150.651.141.942.5718.1928/07/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.030.621.212.473.865.4011.15NoNo 28.7428/07/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.3 mTable area0.44 m²Headroom1.65 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity66 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity36 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04620004ROK Issued on 31/05/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org