Double HandedClub 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 Angles48.2°45.2°43.0°41.8°41.1°41.0°41.1°42.4°45.1°
Beat VMG2.082.993.644.114.374.464.474.384.12
52°3.324.645.516.096.426.556.586.566.34
60°3.624.935.776.326.626.786.836.856.77
75°3.845.135.976.496.817.017.147.257.27
90°3.745.076.076.686.997.137.317.627.78
110°3.735.236.256.847.227.557.858.248.58
120°3.625.096.146.767.167.547.938.739.22
135°3.174.575.666.446.927.307.708.649.90
150°2.633.874.935.796.456.897.248.008.95
Run VMG2.283.364.275.015.686.246.707.388.12
Gybe Angles140.5°144.4°147.8°148.9°158.1°170.0°177.2°178.1°176.8°
APH ToD:616.6CDL: 7.583APH ToT: 0.9731CertNo:ZAD031
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 Allowance0.350%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.370m
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.3423.80Headsail Luffed30.1930.19Headsail FlyingSymmetric63.1263.12Asymmetric68.8968.89 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail6.90Storm Jib7.39Heavy Weather Jib19.93
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 97.0 Stability Index 118.1
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  04620004HQ4 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub 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 VMG1729.61203.4987.8876.1823.0807.2804.6822.6874.8
52°1083.7775.6653.1590.7561.1549.9546.7548.7567.6
60°994.7730.8623.5570.0543.5531.2527.4525.5532.1
75°937.2701.5602.7554.6528.9513.5504.0496.4494.9
90°962.4710.7593.0539.3515.3504.8492.8472.4462.5
110°965.1688.6575.6526.6498.8476.9458.8437.0419.6
120°995.8707.6586.8532.8502.6477.4453.9412.2390.3
135°1137.0787.4635.9558.8520.5493.3467.8416.7363.8
150°1370.4929.1730.8621.9558.0522.8497.5450.0402.3
Run VMG1582.41072.9843.8718.2634.2576.8537.1487.9443.6
Selected Courses
Windward / Leeward1656.01138.2915.8797.1728.6692.0670.9655.3659.2
All purpose1244.3873.9716.2635.9592.6569.6554.8537.5532.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward764.70.7846
All purpose616.60.9731
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6641
Downwind "popa"0.8622
70% up, 30% down "Ilhabela"0.7132
30% up, 70% down "Ilhabela-inverso"0.7914
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Predominantly Upwind674.60.8894
Predominantly Downwind617.10.9723
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP643.50.9325 Predom. Rc High501.51.1965 5B SF Bay L/M839.30.7149 TriNum AP Low795.10.7547 Predom. Dn Low954.80.6284 5B SF Bay Med720.50.8327 TriNum AP Med611.70.9809 Predom. Dn L/M698.90.8585 5B SF Bay M/H661.80.9066 TriNum AP High552.01.0869 Predom. Dn Med595.11.0082 5B SF Bay High645.90.9290 TriNum W/L Low1078.00.5566 Predom. Dn M/H532.21.1274 5B AP Low880.20.6817 TriNum W/L Med757.90.7917 Predom. Dn High496.11.2095 5B AP L/M692.90.8660 TriNum W/L Hig670.30.8951 ChiMac Up Low859.80.6978 5B AP Med603.10.9948 Predom. Upwind706.80.8489 ChiMac Up Med773.50.7757 5B AP M/H557.61.0761 Predom. Reaching611.80.9807 ChiMac Up High676.70.8867 5B AP High539.61.1118 Predom. Downwind646.60.9279 ChiMac Off Low817.80.7337 5B W/L Low1212.00.4950 Predom. Up Low984.60.6094 ChiMac Off Med720.50.8328 5B W/L L/M879.10.6825 Predom. Up L/M740.70.8101 ChiMac Off High605.80.9904 5B W/L Med744.70.8057 Predom. Up Med651.40.9210 ChiMac AP Low834.80.7187 5B W/L M/H676.70.8867 Predom. Up M/H614.60.9762 ChiMac AP Med744.10.8064 5B W/L High658.60.9110 Predom. Up High608.70.9857 ChiMac AP High639.40.9384 W/L 60-40 Low1225.90.4895 Predom. Rc Low859.00.6985 BayMac Cove Island965.00.6218 W/L 60-40 L/M894.40.6708 Predom. Rc L/M647.30.9269 BayMac Shore957.80.6264 W/L 60-40 Med764.10.7853 Predom. Rc Med568.01.0564 Harvest Moon534.61.1223 W/L 60-40 M/H703.30.8532 Predom. Rc M/H525.51.1417 5B SF Bay Low1020.90.5877 W/L 60-40 High692.60.8663      SA/DSPL Up20.47SA/DSPL Dn35.26
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance671.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating671.80.8931
FinRating, kevyt tuuli1191.90.8390
FinRating, kova tuuli542.10.9223
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8931
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9811
Triple Number Coastal/Long Distance High1.0869
Triple Number Windward/Leeward Low0.5842
Triple Number Windward/Leeward Medium0.7917
Triple Number Windward/Leeward High0.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
For information
General Purpose Handicap (GPH)692.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Saronikos S All Purpose711.60.8432
Saronikos S Upwind813.00.7380
Saronikos S Downwind583.71.0279
Saronikos N All Purpose752.00.7979
Saronikos N Upwind855.80.7011
Saronikos N Downwind638.00.9404
Saronikos SW All Purpose716.20.8377
Saronikos SW Upwind834.90.7187
Saronikos SW Downwind592.01.0135
Saronikos NE All Purpose773.60.7755
Saronikos NE Upwind797.50.7524
Saronikos NE Downwind717.10.8367
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose643.50.9325
5-Band All Purpose Low965.40.6215
5-Band All Purpose L/M717.50.8362
5-Band All Purpose Med621.90.9647
5-Band All Purpose M/H572.71.0477
5-Band All Purpose High551.91.0871
Single Number Predominant Upwind673.40.8911
Single Number Predominant Reaching586.11.0238
Single Number Predominant Downwind617.80.9712
5-Band 50-50 Windward/Leeward Low1212.00.4950
5-Band 50-50 Windward/Leeward L/M879.10.6825
5-Band 50-50 Windward/Leeward Med744.70.8057
5-Band 50-50 Windward/Leeward M/H676.70.8867
5-Band 50-50 Windward/Leeward High658.60.9110
5-Band 60-40 Windward/Leeward Low1225.90.4895
5-Band 60-40 Windward/Leeward L/M894.40.6708
5-Band 60-40 Windward/Leeward Med764.10.7853
5-Band 60-40 Windward/Leeward M/H703.30.8532
5-Band 60-40 Windward/Leeward High692.60.8663
Triple Number 50-50 Windward/Leeward Low1078.00.5566
Triple Number 50-50 Windward/Leeward Med758.00.7916
Triple Number 50-50 Windward/Leeward High670.30.8951
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward784.60.7647
Triple Number 60-40 Windward/Leeward Low1092.00.5495
Triple Number 60-40 Windward/Leeward Med776.50.7727
Triple Number 60-40 Windward/Leeward High698.60.8588
Triple Number All-Purpose Low865.00.6936
Triple Number All-Purpose Med631.00.9508
Triple Number All-Purpose High566.41.0593
Triple Number Predominant Upwind Low891.90.6727
Triple Number Predominant Upwind Med662.40.9058
Triple Number Predominant Upwind High619.70.9682
Triple Number Predominant Reaching Low778.40.7708
Triple Number Predominant Reaching Med585.91.0240
Triple Number Predominant Reaching High508.51.1799
Triple Number Predominant Downwind Low851.40.7048
Triple Number Predominant Downwind Med605.00.9917
Triple Number Predominant Downwind High509.51.1776
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low795.0
Triple Number Coastal/Long Distance Medium611.6
Triple Number Coastal/Long Distance High552.0
Triple Number Windward/Leeward Low1027.0
Triple Number Windward/Leeward Medium757.9
Triple Number Windward/Leeward High670.3
Predominantly Upwind674.6
Predominantly Downwind617.1
Predominantly Reaching593.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9811
Triple Number Coastal/Long Distance High1.0869
Triple Number Windward/Leeward Low0.5842
Triple Number Windward/Leeward Medium0.7917
Triple Number Windward/Leeward High0.8951
Coastal/Long Distance0.8931
Predominantly Upwind0.8894
Predominantly Downwind0.9723
For information
General Purpose Handicap (GPH)692.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9731
Distanseseilas Trippeltall svak vind0.7547
Distanseseilas Trippeltall mellomvind0.9811
Distanseseilas Trippeltall sterk vind1.0869
Pølsebane Trippeltall svak vind0.5842
Pølsebane Trippeltall mellomvind0.7917
Pølsebane Trippeltall sterk vind0.8951
Motvind Singeltall0.8894
Medvind Singeltall0.9723
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Coastal/Long Distance671.80.8931
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind674.60.8894
Predominantly Downwind617.10.9723
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore658.00.9118
Cape Doctor Coastal534.11.1233
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9811
Triple Number Coastal/Long Distance High1.0869
Triple Number Windward/Leeward Low0.5842
Triple Number Windward/Leeward Medium0.7917
Triple Number Windward/Leeward High0.8951
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7547
Triple Number Coastal/Long Distance Medium0.9811
Triple Number Coastal/Long Distance High1.0869
Triple Number Windward/Leeward Low0.5842
Triple Number Windward/Leeward Medium0.7917
Triple Number Windward/Leeward High0.8951
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Predominantly Upwind674.60.8894
Predominantly Downwind617.10.9723
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.80.8931
Triple Number Coastal/Long Distance Low795.00.7547
Triple Number Coastal/Long Distance Medium611.60.9811
Triple Number Coastal/Long Distance High552.01.0869
Triple Number Windward/Leeward Low1027.00.5842
Triple Number Windward/Leeward Medium757.90.7917
Triple Number Windward/Leeward High670.30.8951
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1648.71131.6859.3717.1634.2591.9559.4505.0495.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP643.50.9325 Predom. Dn High496.11.2095 5B AP M/H557.61.0761 TriNum AP Low795.10.7547 Predom. Rc Low859.00.6985 5B AP High539.61.1118 TriNum AP Med611.70.9809 Predom. Rc L/M647.30.9269 5B SF Bay Low1020.90.5877 TriNum AP High552.01.0869 Predom. Rc Med568.01.0564 5B SF Bay L/M839.30.7149 TriNum W/L Low1078.00.5566 Predom. Rc M/H525.51.1417 5B SF Bay Med720.50.8327 TriNum W/L Med757.90.7917 Predom. Rc High501.51.1965 5B SF Bay M/H661.80.9066 TriNum W/L Hig670.30.8951 5B W/L Low1212.00.4950 5B SF Bay High645.90.9290 Predom. Upwind706.80.8489 5B W/L L/M879.10.6825 ChiMac Up Low859.80.6978 Predom. Reaching611.80.9807 5B W/L Med744.70.8057 ChiMac Up Med773.50.7757 Predom. Downwind646.60.9279 5B W/L M/H676.70.8867 ChiMac Up High676.70.8867 Predom. Up Low984.60.6094 5B W/L High658.60.9110 ChiMac Off Low817.80.7337 Predom. Up L/M740.70.8101 W/L 60-40 Low1225.90.4895 ChiMac Off Med720.50.8328 Predom. Up Med651.40.9210 W/L 60-40 L/M894.40.6708 ChiMac Off High605.80.9904 Predom. Up M/H614.60.9762 W/L 60-40 Med764.10.7853 ChiMac AP Low834.80.7187 Predom. Up High608.70.9857 W/L 60-40 M/H703.30.8532 ChiMac AP Med744.10.8064 Predom. Dn Low954.80.6284 W/L 60-40 High692.60.8663 ChiMac AP High639.40.9384 Predom. Dn L/M698.90.8585 5B AP Low880.20.6817 BayMac Cove Island965.00.6218 Predom. Dn Med595.11.0082 5B AP L/M692.90.8660 BayMac Shore957.80.6264 Predom. Dn M/H532.21.1274 5B AP Med603.10.9948 Harvest Moon534.61.1223      SA/DSPL Up20.47SA/DSPL Dn35.26
ORC Ref  04620004HQ4 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub 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 L8.582LSM08.519Accomod. length9.350Sink (kg/mm) 16.28
VCGD0.103VCGM0.050 RM Rated (kg·m) 97.0Limit of positive stability(°) 118.6 Stability Index 118.1 BLR index 0.0000Default crew weight170 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  04620004HQ4 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub 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
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment111.9211.9211.926.386.2563.12
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment113.2511.0512.156.886.50106%68.89
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  04620004HQ4 Issued on 16/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org