Non Spin/HSFClub Certificate2026
ChazaqRSA-004
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 Angles48.1°45.3°43.4°42.3°40.8°39.7°39.5°40.1°41.9°
Beat VMG2.052.963.624.104.474.684.754.724.56
52°3.284.625.526.116.486.706.806.846.78
60°3.574.925.806.346.666.877.007.077.06
75°3.795.115.996.506.827.047.237.447.52
90°3.685.025.936.506.847.097.317.728.00
110°3.094.475.506.266.737.067.347.958.57
120°2.904.245.296.086.616.967.257.878.60
135°2.513.754.805.636.286.717.027.598.28
150°2.113.204.205.055.766.336.737.297.87
Run VMG1.832.773.644.415.115.746.286.967.48
Gybe Angles144.4°147.6°151.9°158.2°166.7°172.7°177.2°179.0°179.0°
APH ToD:641.8CDL: 7.799APH ToT: 0.9349CertNo:ZAN031
BOAT
ClassOcean 31DesignerLavranosBuilderRobertson and CainAge date01/1992Series date01/1992Offset fileOcean 31_DV.offData fileRSA4
HULL
Length Overall9.350Maximum Beam3.248Draft1.455Displacement4,200DLR6.7913IMS DivisionCruiser/RacerDynamic Allowance0.360%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.370m
CREW
Maximum weight548(default)Minimum weight418 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.3423.80Headsail Luffed30.1930.19Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.90Storm Jib7.39Heavy Weather Jib19.93
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 97.0 Stability Index 114.2
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  04620004HQ3 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
ChazaqRSA-004
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 VMG1754.01215.6995.5878.5806.1769.3758.3762.3789.9
52°1097.8779.4652.4589.3555.8537.5529.4526.7531.1
60°1007.2731.8620.6568.2540.7524.1514.5509.5510.2
75°951.0704.6601.2553.4528.0511.0498.2483.8478.6
90°979.4717.4607.5553.8526.3507.7492.2466.5450.3
110°1164.5805.8654.7575.2534.7510.3490.3453.1419.9
120°1242.4848.1681.0591.8544.4517.4496.7457.2418.8
135°1435.5958.8750.8639.5573.6536.4512.8474.5434.7
150°1705.01123.9857.9713.2624.7568.4534.7493.7457.4
Run VMG1968.71297.8989.2815.6704.1626.7573.7516.9481.5
Selected Courses
Windward / Leeward1861.31256.7992.4847.1755.1698.0666.0639.6635.7
All purpose1387.2955.3770.1671.8613.7579.1558.9536.5524.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward796.20.7536
All purpose641.80.9349
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6790
Downwind "popa"0.7603
70% up, 30% down "Ilhabela"0.7015
30% up, 70% down "Ilhabela-inverso"0.7339
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Predominantly Upwind684.30.8768
Predominantly Downwind668.10.8981
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP668.60.8974 Predom. Rc High508.71.1796 5B SF Bay L/M897.70.6684 TriNum AP Low862.70.6955 Predom. Dn Low1101.00.5449 5B SF Bay Med745.70.8047 TriNum AP Med637.50.9411 Predom. Dn L/M776.90.7723 5B SF Bay M/H659.90.9093 TriNum AP High555.51.0800 Predom. Dn Med638.90.9392 5B SF Bay High633.70.9468 TriNum W/L Low1183.70.5069 Predom. Dn M/H555.91.0793 5B AP Low977.10.6141 TriNum W/L Med791.20.7583 Predom. Dn High517.41.1596 5B AP L/M739.60.8112 TriNum W/L Hig664.10.9035 ChiMac Up Low893.80.6713 5B AP Med626.10.9584 Predom. Upwind716.70.8372 ChiMac Up Med794.60.7551 5B AP M/H563.11.0655 Predom. Reaching643.30.9327 ChiMac Up High681.10.8809 5B AP High538.31.1145 Predom. Downwind705.80.8501 ChiMac Off Low925.20.6485 5B W/L Low1341.80.4472 Predom. Up Low1033.00.5809 ChiMac Off Med800.10.7499 5B W/L L/M945.10.6349 Predom. Up L/M764.70.7846 ChiMac Off High654.20.9171 5B W/L Med773.20.7760 Predom. Up Med657.70.9123 ChiMac AP Low902.70.6647 5B W/L M/H674.40.8896 Predom. Up M/H603.20.9947 ChiMac AP Med792.50.7571 5B W/L High643.50.9324 Predom. Up High588.81.0191 ChiMac AP High664.60.9028 W/L 60-40 Low1332.50.4503 Predom. Rc Low937.90.6397 BayMac Cove Island1053.00.5698 W/L 60-40 L/M947.80.6330 Predom. Rc L/M691.20.8681 BayMac Shore1041.10.5763 W/L 60-40 Med783.30.7659 Predom. Rc Med591.91.0137 Harvest Moon562.01.0676 W/L 60-40 M/H692.50.8664 Predom. Rc M/H535.51.1204 5B SF Bay Low1113.40.5389 W/L 60-40 High668.10.8981      SA/DSPL Up20.47SA/DSPL Dn20.47
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance702.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating702.70.8539
FinRating, kevyt tuuli1325.10.7546
FinRating, kova tuuli542.40.9218
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8539
Triple Number Coastal/Long Distance Low0.6955
Triple Number Coastal/Long Distance Medium0.9412
Triple Number Coastal/Long Distance High1.0800
Triple Number Windward/Leeward Low0.5336
Triple Number Windward/Leeward Medium0.7583
Triple Number Windward/Leeward High0.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
For information
General Purpose Handicap (GPH)728.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Saronikos S All Purpose734.20.8172
Saronikos S Upwind811.20.7396
Saronikos S Downwind657.30.9128
Saronikos N All Purpose780.00.7692
Saronikos N Upwind849.60.7062
Saronikos N Downwind733.00.8186
Saronikos SW All Purpose749.50.8006
Saronikos SW Upwind839.10.7151
Saronikos SW Downwind675.80.8878
Saronikos NE All Purpose822.40.7296
Saronikos NE Upwind794.20.7555
Saronikos NE Downwind843.80.7111
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose668.60.8974
5-Band All Purpose Low1058.40.5669
5-Band All Purpose L/M766.70.7826
5-Band All Purpose Med646.00.9287
5-Band All Purpose M/H578.01.0380
5-Band All Purpose High551.41.0880
Single Number Predominant Upwind682.40.8793
Single Number Predominant Reaching614.10.9770
Single Number Predominant Downwind669.20.8966
5-Band 50-50 Windward/Leeward Low1341.80.4472
5-Band 50-50 Windward/Leeward L/M945.10.6349
5-Band 50-50 Windward/Leeward Med773.20.7760
5-Band 50-50 Windward/Leeward M/H674.40.8896
5-Band 50-50 Windward/Leeward High643.50.9324
5-Band 60-40 Windward/Leeward Low1332.50.4503
5-Band 60-40 Windward/Leeward L/M947.80.6330
5-Band 60-40 Windward/Leeward Med783.30.7659
5-Band 60-40 Windward/Leeward M/H692.50.8664
5-Band 60-40 Windward/Leeward High668.10.8981
Triple Number 50-50 Windward/Leeward Low1183.70.5069
Triple Number 50-50 Windward/Leeward Med791.40.7582
Triple Number 50-50 Windward/Leeward High664.10.9035
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward806.10.7443
Triple Number 60-40 Windward/Leeward Low1178.70.5090
Triple Number 60-40 Windward/Leeward Med800.50.7495
Triple Number 60-40 Windward/Leeward High683.80.8775
Triple Number All-Purpose Low941.10.6375
Triple Number All-Purpose Med658.40.9113
Triple Number All-Purpose High569.91.0529
Triple Number Predominant Upwind Low936.00.6410
Triple Number Predominant Upwind Med672.50.8922
Triple Number Predominant Upwind High601.70.9972
Triple Number Predominant Reaching Low843.10.7117
Triple Number Predominant Reaching Med611.40.9813
Triple Number Predominant Reaching High518.31.1577
Triple Number Predominant Downwind Low968.80.6193
Triple Number Predominant Downwind Med655.80.9148
Triple Number Predominant Downwind High536.71.1179
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low862.7
Triple Number Coastal/Long Distance Medium637.5
Triple Number Coastal/Long Distance High555.6
Triple Number Windward/Leeward Low1124.4
Triple Number Windward/Leeward Medium791.2
Triple Number Windward/Leeward High664.1
Predominantly Upwind684.3
Predominantly Downwind668.1
Predominantly Reaching631.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6955
Triple Number Coastal/Long Distance Medium0.9412
Triple Number Coastal/Long Distance High1.0800
Triple Number Windward/Leeward Low0.5336
Triple Number Windward/Leeward Medium0.7583
Triple Number Windward/Leeward High0.9035
Coastal/Long Distance0.8539
Predominantly Upwind0.8768
Predominantly Downwind0.8981
For information
General Purpose Handicap (GPH)728.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9349
Distanseseilas Trippeltall svak vind0.6955
Distanseseilas Trippeltall mellomvind0.9412
Distanseseilas Trippeltall sterk vind1.0800
Pølsebane Trippeltall svak vind0.5336
Pølsebane Trippeltall mellomvind0.7583
Pølsebane Trippeltall sterk vind0.9035
Motvind Singeltall0.8768
Medvind Singeltall0.8981
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Coastal/Long Distance702.70.8539
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind684.30.8768
Predominantly Downwind668.10.8981
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore636.90.9421
Cape Doctor Coastal528.31.1357
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6955
Triple Number Coastal/Long Distance Medium0.9412
Triple Number Coastal/Long Distance High1.0800
Triple Number Windward/Leeward Low0.5336
Triple Number Windward/Leeward Medium0.7583
Triple Number Windward/Leeward High0.9035
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6955
Triple Number Coastal/Long Distance Medium0.9412
Triple Number Coastal/Long Distance High1.0800
Triple Number Windward/Leeward Low0.5336
Triple Number Windward/Leeward Medium0.7583
Triple Number Windward/Leeward High0.9035
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Predominantly Upwind684.30.8768
Predominantly Downwind668.10.8981
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.70.8539
Triple Number Coastal/Long Distance Low862.70.6955
Triple Number Coastal/Long Distance Medium637.50.9412
Triple Number Coastal/Long Distance High555.61.0800
Triple Number Windward/Leeward Low1124.40.5336
Triple Number Windward/Leeward Medium791.20.7583
Triple Number Windward/Leeward High664.10.9035
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1872.11260.8932.2760.6656.5601.7565.3512.3495.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP668.60.8974 Predom. Dn High517.41.1596 5B AP M/H563.11.0655 TriNum AP Low862.70.6955 Predom. Rc Low937.90.6397 5B AP High538.31.1145 TriNum AP Med637.50.9411 Predom. Rc L/M691.20.8681 5B SF Bay Low1113.40.5389 TriNum AP High555.51.0800 Predom. Rc Med591.91.0137 5B SF Bay L/M897.70.6684 TriNum W/L Low1183.70.5069 Predom. Rc M/H535.51.1204 5B SF Bay Med745.70.8047 TriNum W/L Med791.20.7583 Predom. Rc High508.71.1796 5B SF Bay M/H659.90.9093 TriNum W/L Hig664.10.9035 5B W/L Low1341.80.4472 5B SF Bay High633.70.9468 Predom. Upwind716.70.8372 5B W/L L/M945.10.6349 ChiMac Up Low893.80.6713 Predom. Reaching643.30.9327 5B W/L Med773.20.7760 ChiMac Up Med794.60.7551 Predom. Downwind705.80.8501 5B W/L M/H674.40.8896 ChiMac Up High681.10.8809 Predom. Up Low1033.00.5809 5B W/L High643.50.9324 ChiMac Off Low925.20.6485 Predom. Up L/M764.70.7846 W/L 60-40 Low1332.50.4503 ChiMac Off Med800.10.7499 Predom. Up Med657.70.9123 W/L 60-40 L/M947.80.6330 ChiMac Off High654.20.9171 Predom. Up M/H603.20.9947 W/L 60-40 Med783.30.7659 ChiMac AP Low902.70.6647 Predom. Up High588.81.0191 W/L 60-40 M/H692.50.8664 ChiMac AP Med792.50.7571 Predom. Dn Low1101.00.5449 W/L 60-40 High668.10.8981 ChiMac AP High664.60.9028 Predom. Dn L/M776.90.7723 5B AP Low977.10.6141 BayMac Cove Island1053.00.5698 Predom. Dn Med638.90.9392 5B AP L/M739.60.8112 BayMac Shore1041.10.5763 Predom. Dn M/H555.91.0793 5B AP Med626.10.9584 Harvest Moon562.01.0676      SA/DSPL Up20.47SA/DSPL Dn20.47
ORC Ref  04620004HQ3 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
ChazaqRSA-004
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOcean 31Measurement25/03/2017HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.350Maximum beam3.248Draft1.455Displacement4,200Wetted area21.75IMS L8.736LSM08.519Accomod. length9.350Sink (kg/mm) 16.28
VCGD0.104VCGM0.050 RM Rated (kg·m) 97.0Limit of positive stability(°) 114.6 Stability Index 114.2 BLR index 0.0000Default crew weight548 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.370PBWPIPA0.0013
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P10.590IG12.150ISP12.150MDT10.120MDL10.190MDT2MDL2TLNo TaperMWGO
E3.720J3.570BAS1.530FSDSFJSPL3.650WPLTPS4.200BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date25/03/2017
SFFP0.577FFM1.196FF1.196LCFcl5.037SG1.0240
SAFP9.329FAM0.972FA0.972LCFsh5.292HBI1.051
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004HQ3 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
ChazaqRSA-004
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.160.741.422.383.1023.34
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.040.521.152.433.925.3611.82NoNo 30.19
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  04620004HQ3 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org