Club Certificate2026
StormRSA-1967
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 Angles48.4°46.3°44.4°43.1°41.8°40.4°40.0°40.1°41.9°
Beat VMG1.882.763.423.914.294.574.704.724.56
52°3.004.335.275.916.346.616.766.816.77
60°3.294.645.576.176.556.806.957.047.05
75°3.484.835.766.376.736.977.177.427.49
90°3.384.745.816.536.957.237.457.707.92
110°3.374.825.906.617.027.357.688.348.82
120°3.234.655.726.486.937.277.618.369.12
135°2.814.155.226.086.667.047.378.108.93
150°2.363.554.605.496.226.727.077.698.45
Run VMG2.053.083.994.785.476.066.537.187.76
Gybe Angles144.9°147.5°150.7°154.1°158.8°164.6°170.9°177.9°177.2°
APH ToD:633.5CDL: 7.612APH ToT: 0.9471CertNo:ZAC168
BOAT
ClassOcean 31DesignerLavranosBuilderRobertson & CaineAge date01/1992Series date01/1992Offset fileOcean 31_DV.offData fileRSA1967
HULL
Length Overall9.350Maximum Beam3.248Draft1.485Displacement4,665DLR6.9003IMS DivisionPerformanceDynamic Allowance0.390%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.340m
CREW
Maximum weight571(default)Minimum weight441 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.2923.67Headsail Luffed30.7530.75Headsail FlyingSymmetric63.0863.08Asymmetric54.2354.23 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail7.16Storm Jib7.65Heavy Weather Jib20.65
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 102.8 Stability Index 114.0
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  046200048AR Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
StormRSA-1967
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 VMG1918.81305.51053.4921.2838.8787.1766.4763.0789.8
52°1199.2830.6683.5609.3568.0544.5532.4528.7532.0
60°1095.1775.7646.5583.1549.6529.7517.7511.3510.8
75°1033.6744.6624.7565.1534.9516.3502.3485.4480.7
90°1064.5759.1619.6551.1518.1497.7483.2467.8454.5
110°1067.4746.5610.1544.5512.7489.7468.7431.8408.1
120°1114.5774.3629.4555.6519.7495.4473.3430.5394.9
135°1283.0868.5689.6592.4540.3511.2488.6444.2403.1
150°1523.61013.8781.8655.4578.9535.7509.5467.9426.0
Run VMG1759.31170.6902.3753.4657.7593.7551.4501.2463.7
Selected Courses
Windward / Leeward1839.01238.1977.8837.3748.2690.4658.9632.1626.8
All purpose1381.7946.9760.6663.1606.3571.1550.0526.6515.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward787.20.7622
All purpose633.50.9471
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6526
Downwind "popa"0.8187
70% up, 30% down "Ilhabela"0.6949
30% up, 70% down "Ilhabela-inverso"0.7606
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Predominantly Upwind691.30.8680
Predominantly Downwind642.40.9340
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP660.00.9092 Predom. Rc High499.61.2011 5B SF Bay L/M890.70.6736 TriNum AP Low853.80.7028 Predom. Dn Low1044.70.5743 5B SF Bay Med739.90.8109 TriNum AP Med629.40.9533 Predom. Dn L/M741.20.8095 5B SF Bay M/H652.60.9194 TriNum AP High546.51.0979 Predom. Dn Med614.40.9766 5B SF Bay High624.10.9613 TriNum W/L Low1167.00.5141 Predom. Dn M/H539.21.1127 5B AP Low957.00.6270 TriNum W/L Med782.60.7667 Predom. Dn High502.31.1945 5B AP L/M730.90.8209 TriNum W/L Hig656.70.9136 ChiMac Up Low919.30.6526 5B AP Med618.00.9708 Predom. Upwind726.90.8254 ChiMac Up Med811.50.7394 5B AP M/H554.31.0824 Predom. Reaching633.90.9465 ChiMac Up High687.70.8725 5B AP High528.61.1350 Predom. Downwind676.90.8864 ChiMac Off Low880.60.6814 5B W/L Low1323.20.4534 Predom. Up Low1070.00.5607 ChiMac Off Med764.40.7849 5B W/L L/M932.70.6433 Predom. Up L/M779.90.7693 ChiMac Off High628.80.9543 5B W/L Med765.00.7843 Predom. Up Med663.70.9040 ChiMac AP Low895.10.6703 5B W/L M/H667.20.8993 Predom. Up M/H602.10.9966 ChiMac AP Med784.30.7650 5B W/L High635.80.9437 Predom. Up High585.41.0249 ChiMac AP High655.80.9150 W/L 60-40 Low1337.80.4485 Predom. Rc Low935.10.6417 BayMac Cove Island1042.00.5758 W/L 60-40 L/M948.60.6325 Predom. Rc L/M681.50.8805 BayMac Shore1033.80.5804 W/L 60-40 Med783.20.7661 Predom. Rc Med580.71.0332 Harvest Moon547.41.0961 W/L 60-40 M/H688.80.8710 Predom. Rc M/H525.01.1428 5B SF Bay Low1106.80.5421 W/L 60-40 High662.30.9059      SA/DSPL Up19.26SA/DSPL Dn30.78
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance692.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating692.60.8663
FinRating, kevyt tuuli1304.40.7666
FinRating, kova tuuli532.20.9394
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8663
Triple Number Coastal/Long Distance Low0.7028
Triple Number Coastal/Long Distance Medium0.9534
Triple Number Coastal/Long Distance High1.0979
Triple Number Windward/Leeward Low0.5415
Triple Number Windward/Leeward Medium0.7667
Triple Number Windward/Leeward High0.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
For information
General Purpose Handicap (GPH)719.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Saronikos S All_Purpose743.40.8072
Saronikos S Upwind850.50.7055
Saronikos S Downwind615.60.9746
Saronikos N All_Purpose743.40.8072
Saronikos N Upwind891.20.6732
Saronikos N Downwind679.10.8835
Saronikos SW All_Purpose757.00.7926
Saronikos SW Upwind884.00.6787
Saronikos SW Downwind629.00.9539
Saronikos NE All_Purpose814.30.7368
Saronikos NE Upwind833.30.7200
Saronikos NE Downwind775.10.7741
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose660.00.9092
5-Band All-Purpose Low1052.10.5703
5-Band All-Purpose L/M757.60.7920
5-Band All-Purpose Med637.10.9418
5-Band All-Purpose M/H569.31.0539
5-Band All-Purpose High542.91.1052
Single Number Predominant Upwind690.20.8693
Single Number Predominant Reaching603.60.9941
Single Number Predominant Downwind642.50.9338
5-Band 50-50 Windward/Leeward Low1323.20.4534
5-Band 50-50 Windward/Leeward L/M932.70.6433
5-Band 50-50 Windward/Leeward Med765.00.7843
5-Band 50-50 Windward/Leeward M/H667.20.8993
5-Band 50-50 Windward/Leeward High635.80.9437
5-Band 60-40 Windward/Leeward Low1337.80.4485
5-Band 60-40 Windward/Leeward L/M948.60.6325
5-Band 60-40 Windward/Leeward Med783.20.7661
5-Band 60-40 Windward/Leeward M/H688.80.8710
5-Band 60-40 Windward/Leeward High662.30.9059
Triple Number 50-50 Windward/Leeward Low1167.00.5141
Triple Number 50-50 Windward/Leeward Med782.70.7666
Triple Number 50-50 Windward/Leeward High656.70.9136
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward805.50.7449
Triple Number 60-40 Windward/Leeward Low1181.60.5078
Triple Number 60-40 Windward/Leeward Med800.40.7496
Triple Number 60-40 Windward/Leeward High679.50.8831
Triple Number All-Purpose Low933.50.6427
Triple Number All-Purpose Med649.30.9241
Triple Number All-Purpose High561.21.0691
Triple Number Predominant Upwind Low961.10.6243
Triple Number Predominant Upwind Med679.50.8830
Triple Number Predominant Upwind High601.50.9975
Triple Number Predominant Reaching Low838.30.7157
Triple Number Predominant Reaching Med601.60.9973
Triple Number Predominant Reaching High508.01.1810
Triple Number Predominant Downwind Low922.90.6502
Triple Number Predominant Downwind Med627.10.9567
Triple Number Predominant Downwind High518.91.1564
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low853.7
Triple Number Coastal/Long Distance Medium629.3
Triple Number Coastal/Long Distance High546.5
Triple Number Windward/Leeward Low1108.0
Triple Number Windward/Leeward Medium782.6
Triple Number Windward/Leeward High656.7
Predominantly Upwind691.3
Predominantly Downwind642.4
Predominantly Reaching614.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7028
Triple Number Coastal/Long Distance Medium0.9534
Triple Number Coastal/Long Distance High1.0979
Triple Number Windward/Leeward Low0.5415
Triple Number Windward/Leeward Medium0.7667
Triple Number Windward/Leeward High0.9136
Coastal/Long Distance0.8663
Predominantly Upwind0.8680
Predominantly Downwind0.9340
For information
General Purpose Handicap (GPH)719.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9471
Distanseseilas Trippeltall svak vind0.7028
Distanseseilas Trippeltall mellomvind0.9534
Distanseseilas Trippeltall sterk vind1.0979
Pølsebane Trippeltall svak vind0.5415
Pølsebane Trippeltall mellomvind0.7667
Pølsebane Trippeltall sterk vind0.9136
Motvind Singeltall0.8680
Medvind Singeltall0.9340
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Coastal/Long Distance692.60.8663
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind691.30.8680
Predominantly Downwind642.40.9340
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore628.40.9549
Cape Doctor Coastal518.51.1572
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7028
Triple Number Coastal/Long Distance Medium0.9534
Triple Number Coastal/Long Distance High1.0979
Triple Number Windward/Leeward Low0.5415
Triple Number Windward/Leeward Medium0.7667
Triple Number Windward/Leeward High0.9136
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7028
Triple Number Coastal/Long Distance Medium0.9534
Triple Number Coastal/Long Distance High1.0979
Triple Number Windward/Leeward Low0.5415
Triple Number Windward/Leeward Medium0.7667
Triple Number Windward/Leeward High0.9136
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Predominantly Upwind691.30.8680
Predominantly Downwind642.40.9340
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance692.60.8663
Triple Number Coastal/Long Distance Low853.70.7028
Triple Number Coastal/Long Distance Medium629.30.9534
Triple Number Coastal/Long Distance High546.51.0979
Triple Number Windward/Leeward Low1108.00.5415
Triple Number Windward/Leeward Medium782.60.7667
Triple Number Windward/Leeward High656.70.9136
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1831.11231.3916.1750.4649.3593.0555.5502.2485.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP660.00.9092 Predom. Dn High502.31.1945 5B AP M/H554.31.0824 TriNum AP Low853.80.7028 Predom. Rc Low935.10.6417 5B AP High528.61.1350 TriNum AP Med629.40.9533 Predom. Rc L/M681.50.8805 5B SF Bay Low1106.80.5421 TriNum AP High546.51.0979 Predom. Rc Med580.71.0332 5B SF Bay L/M890.70.6736 TriNum W/L Low1167.00.5141 Predom. Rc M/H525.01.1428 5B SF Bay Med739.90.8109 TriNum W/L Med782.60.7667 Predom. Rc High499.61.2011 5B SF Bay M/H652.60.9194 TriNum W/L Hig656.70.9136 5B W/L Low1323.20.4534 5B SF Bay High624.10.9613 Predom. Upwind726.90.8254 5B W/L L/M932.70.6433 ChiMac Up Low919.30.6526 Predom. Reaching633.90.9465 5B W/L Med765.00.7843 ChiMac Up Med811.50.7394 Predom. Downwind676.90.8864 5B W/L M/H667.20.8993 ChiMac Up High687.70.8725 Predom. Up Low1070.00.5607 5B W/L High635.80.9437 ChiMac Off Low880.60.6814 Predom. Up L/M779.90.7693 W/L 60-40 Low1337.80.4485 ChiMac Off Med764.40.7849 Predom. Up Med663.70.9040 W/L 60-40 L/M948.60.6325 ChiMac Off High628.80.9543 Predom. Up M/H602.10.9966 W/L 60-40 Med783.20.7661 ChiMac AP Low895.10.6703 Predom. Up High585.41.0249 W/L 60-40 M/H688.80.8710 ChiMac AP Med784.30.7650 Predom. Dn Low1044.70.5743 W/L 60-40 High662.30.9059 ChiMac AP High655.80.9150 Predom. Dn L/M741.20.8095 5B AP Low957.00.6270 BayMac Cove Island1042.00.5758 Predom. Dn Med614.40.9766 5B AP L/M730.90.8209 BayMac Shore1033.80.5804 Predom. Dn M/H539.21.1127 5B AP Med618.00.9708 Harvest Moon547.41.0961      SA/DSPL Up19.26SA/DSPL Dn30.78
ORC Ref  046200048AR Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
StormRSA-1967
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOcean 31Measurement01/08/2017HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.350Maximum beam3.248Draft1.485Displacement4,665Wetted area22.68IMS L8.885LSM08.776Accomod. length9.350Sink (kg/mm) 16.97
VCGD0.136VCGM0.054 RM Rated (kg·m) 102.8Limit of positive stability(°) 112.8 Stability Index 114.0 BLR index 0.0000Default crew weight571 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0144
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P10.613IG12.365ISP12.261MDT10.100MDL10.175MDT20.100MDL20.175TL0.000MWGO
E3.850J3.630BAS1.447FSDFoilSFJSPL3.630WPLTPS4.050BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date05/09/2017
SFFP0.577FFM1.182FF1.182LCFcl5.133SG1.0241
SAFP9.329FAM0.930FA0.930LCFsh5.385HBI1.025
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  046200048AR Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
StormRSA-1967
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment19670.130.741.362.323.1123.2915/07/2017
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentNo 10.090.651.252.533.925.3411.79NoNo 30.7515/07/2017Furler
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment196712.0311.8511.946.356.3063.0815/07/2017Double checked SLE and SLU
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment196711.6810.2410.965.935.9799%54.2315/07/2017Heavy
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  046200048AR Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org