Non Spin/HSFClub Certificate2026
GambitRSA-665
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 Angles46.8°44.9°43.6°42.3°41.4°40.6°39.9°39.7°40.7°
Beat VMG1.672.483.093.543.894.174.354.434.34
52°2.643.844.715.325.766.066.266.386.35
60°2.854.084.945.565.986.266.446.596.59
75°2.994.235.105.756.166.436.626.886.98
90°2.884.135.025.696.166.466.697.047.32
110°2.553.774.745.506.076.456.727.207.67
120°2.413.594.555.325.926.346.647.147.64
135°2.113.194.134.915.566.066.426.937.43
150°1.832.783.664.445.105.686.126.707.16
Run VMG1.582.413.203.934.605.195.716.446.91
Gybe Angles150.7°152.3°157.3°177.5°178.0°178.4°178.9°179.5°179.8°
APH ToD:725.6CDL: 6.494APH ToT: 0.8269CertNo:ZAN285
BOAT
ClassMuiraDesignerOswald BerckemeyerBuilderNebe BoatbuildersAge date01/1985Series date01/1978Offset filesa92033.offData fileRSA665
HULL
Length Overall9.330Maximum Beam3.148Draft1.722Displacement4,100DLR8.9253IMS DivisionCruiser/RacerDynamic Allowance0.540%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationShaft exposedTypeSolid 2 bladesDiameter0.350m
CREW
Maximum weight476(default)Minimum weight346 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.1018.31Headsail Luffed22.5622.56Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail5.58Storm Jib6.58Heavy Weather Jib17.75
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 69.9 Stability Index 106.5
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  04620004BUO Issued on 18/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
GambitRSA-665
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 VMG2155.91451.71164.91017.1925.4863.2827.4812.5829.2
52°1365.1936.3764.7676.8624.6593.6575.4564.4567.0
60°1262.6881.9728.9647.7602.1575.5559.3546.6546.4
75°1204.2850.9705.5625.9584.0559.5543.4523.0515.8
90°1248.1872.3717.8632.5584.7556.9537.7511.5491.5
110°1409.6954.1760.1654.9593.4558.2535.7499.7469.5
120°1496.61004.1791.4677.1607.7567.6542.6504.5471.0
135°1705.51129.0871.7733.6647.8593.7560.6519.7484.6
150°1968.71297.0982.6810.5705.2634.1588.0537.5502.5
Run VMG2271.91494.71125.2915.4782.8693.8630.4558.9520.8
Selected Courses
Windward / Leeward2213.91473.21145.0966.3854.1778.5728.9685.7675.0
All purpose1677.91131.0895.0768.0691.3642.1610.9580.2566.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward900.50.6663
All purpose725.60.8269
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.5947
Downwind "popa"0.6773
70% up, 30% down "Ilhabela"0.6173
30% up, 70% down "Ilhabela-inverso"0.6502
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Predominantly Upwind778.00.7712
Predominantly Downwind755.40.7943
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP754.70.7950 Predom. Rc High553.21.0846 5B SF Bay L/M1036.70.5788 TriNum AP Low1013.00.5923 Predom. Dn Low1295.60.4631 5B SF Bay Med844.60.7104 TriNum AP Med721.70.8314 Predom. Dn L/M893.50.6715 5B SF Bay M/H724.70.8279 TriNum AP High607.20.9882 Predom. Dn Med718.30.8353 5B SF Bay High681.90.8799 TriNum W/L Low1381.70.4342 Predom. Dn M/H610.20.9833 5B AP Low1161.10.5167 TriNum W/L Med896.90.6690 Predom. Dn High562.41.0668 5B AP L/M854.90.7018 TriNum W/L Hig725.10.8275 ChiMac Up Low1054.60.5689 5B AP Med706.10.8498 Predom. Upwind818.70.7329 ChiMac Up Med922.30.6505 5B AP M/H617.80.9712 Predom. Reaching733.70.8178 ChiMac Up High768.90.7803 5B AP High583.11.0290 Predom. Downwind801.10.7489 ChiMac Off Low1075.40.5579 5B W/L Low1576.30.3806 Predom. Up Low1238.00.4847 ChiMac Off Med918.60.6532 5B W/L L/M1087.40.5518 Predom. Up L/M888.40.6754 ChiMac Off High736.10.8151 5B W/L Med873.90.6866 Predom. Up Med744.40.8060 ChiMac AP Low1057.70.5673 5B W/L M/H740.60.8102 Predom. Up M/H660.80.9080 ChiMac AP Med915.10.6556 5B W/L High691.30.8679 Predom. Up High633.80.9467 ChiMac AP High749.10.8010 W/L 60-40 Low1572.30.3816 Predom. Rc Low1123.30.5341 BayMac Cove Island1237.70.4848 W/L 60-40 L/M1093.90.5485 Predom. Rc L/M801.20.7489 BayMac Shore1225.30.4897 W/L 60-40 Med887.50.6761 Predom. Rc Med666.40.9003 Harvest Moon626.00.9584 W/L 60-40 M/H760.30.7891 Predom. Rc M/H587.11.0220 5B SF Bay Low1308.20.4587 W/L 60-40 High716.70.8372      SA/DSPL Up15.80SA/DSPL Dn15.80
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance794.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating794.10.7556
FinRating, kevyt tuuli1563.50.6396
FinRating, kova tuuli588.10.8502
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7556
Triple Number Coastal/Long Distance Low0.5923
Triple Number Coastal/Long Distance Medium0.8315
Triple Number Coastal/Long Distance High0.9882
Triple Number Windward/Leeward Low0.4583
Triple Number Windward/Leeward Medium0.6690
Triple Number Windward/Leeward High0.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
For information
General Purpose Handicap (GPH)830.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Saronikos S All Purpose843.20.7115
Saronikos S Upwind946.70.6338
Saronikos S Downwind743.70.8067
Saronikos N All Purpose843.20.7115
Saronikos N Upwind993.10.6041
Saronikos N Downwind842.50.7122
Saronikos SW All Purpose868.80.6906
Saronikos SW Upwind990.10.6060
Saronikos SW Downwind771.60.7776
Saronikos NE All Purpose956.60.6272
Saronikos NE Upwind934.30.6422
Saronikos NE Downwind982.80.6105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose754.70.7950
5-Band All Purpose Low1257.90.4770
5-Band All Purpose L/M886.40.6769
5-Band All Purpose Med728.60.8235
5-Band All Purpose M/H633.80.9467
5-Band All Purpose High596.51.0058
Single Number Predominant Upwind776.00.7732
Single Number Predominant Reaching696.20.8618
Single Number Predominant Downwind756.40.7933
5-Band 50-50 Windward/Leeward Low1576.30.3806
5-Band 50-50 Windward/Leeward L/M1087.40.5518
5-Band 50-50 Windward/Leeward Med873.90.6866
5-Band 50-50 Windward/Leeward M/H740.60.8102
5-Band 50-50 Windward/Leeward High691.30.8679
5-Band 60-40 Windward/Leeward Low1572.30.3816
5-Band 60-40 Windward/Leeward L/M1093.90.5485
5-Band 60-40 Windward/Leeward Med887.50.6761
5-Band 60-40 Windward/Leeward M/H760.30.7891
5-Band 60-40 Windward/Leeward High716.70.8372
Triple Number 50-50 Windward/Leeward Low1381.70.4342
Triple Number 50-50 Windward/Leeward Med897.00.6689
Triple Number 50-50 Windward/Leeward High725.10.8275
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward913.60.6567
Triple Number 60-40 Windward/Leeward Low1381.00.4345
Triple Number 60-40 Windward/Leeward Med909.70.6596
Triple Number 60-40 Windward/Leeward High746.20.8040
Triple Number All-Purpose Low1109.10.5410
Triple Number All-Purpose Med745.30.8050
Triple Number All-Purpose High622.50.9639
Triple Number Predominant Upwind Low1111.00.5400
Triple Number Predominant Upwind Med765.00.7843
Triple Number Predominant Upwind High655.50.9154
Triple Number Predominant Reaching Low999.00.6006
Triple Number Predominant Reaching Med691.90.8671
Triple Number Predominant Reaching High566.51.0592
Triple Number Predominant Downwind Low1133.60.5293
Triple Number Predominant Downwind Med739.20.8117
Triple Number Predominant Downwind High587.51.0212
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low1013.0
Triple Number Coastal/Long Distance Medium721.6
Triple Number Coastal/Long Distance High607.2
Triple Number Windward/Leeward Low1309.2
Triple Number Windward/Leeward Medium896.9
Triple Number Windward/Leeward High725.1
Predominantly Upwind778.0
Predominantly Downwind755.4
Predominantly Reaching715.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5923
Triple Number Coastal/Long Distance Medium0.8315
Triple Number Coastal/Long Distance High0.9882
Triple Number Windward/Leeward Low0.4583
Triple Number Windward/Leeward Medium0.6690
Triple Number Windward/Leeward High0.8275
Coastal/Long Distance0.7556
Predominantly Upwind0.7712
Predominantly Downwind0.7943
For information
General Purpose Handicap (GPH)830.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8269
Distanseseilas Trippeltall svak vind0.5923
Distanseseilas Trippeltall mellomvind0.8315
Distanseseilas Trippeltall sterk vind0.9882
Pølsebane Trippeltall svak vind0.4583
Pølsebane Trippeltall mellomvind0.6690
Pølsebane Trippeltall sterk vind0.8275
Motvind Singeltall0.7712
Medvind Singeltall0.7943
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Coastal/Long Distance794.10.7556
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind778.00.7712
Predominantly Downwind755.40.7943
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore678.20.8847
Cape Doctor Coastal570.41.0519
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5923
Triple Number Coastal/Long Distance Medium0.8315
Triple Number Coastal/Long Distance High0.9882
Triple Number Windward/Leeward Low0.4583
Triple Number Windward/Leeward Medium0.6690
Triple Number Windward/Leeward High0.8275
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5923
Triple Number Coastal/Long Distance Medium0.8315
Triple Number Coastal/Long Distance High0.9882
Triple Number Windward/Leeward Low0.4583
Triple Number Windward/Leeward Medium0.6690
Triple Number Windward/Leeward High0.8275
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Predominantly Upwind778.00.7712
Predominantly Downwind755.40.7943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance794.10.7556
Triple Number Coastal/Long Distance Low1013.00.5923
Triple Number Coastal/Long Distance Medium721.60.8315
Triple Number Coastal/Long Distance High607.20.9882
Triple Number Windward/Leeward Low1309.20.4583
Triple Number Windward/Leeward Medium896.90.6690
Triple Number Windward/Leeward High725.10.8275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2219.71475.41077.1868.7740.8667.3617.8556.0537.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP754.70.7950 Predom. Dn High562.41.0668 5B AP M/H617.80.9712 TriNum AP Low1013.00.5923 Predom. Rc Low1123.30.5341 5B AP High583.11.0290 TriNum AP Med721.70.8314 Predom. Rc L/M801.20.7489 5B SF Bay Low1308.20.4587 TriNum AP High607.20.9882 Predom. Rc Med666.40.9003 5B SF Bay L/M1036.70.5788 TriNum W/L Low1381.70.4342 Predom. Rc M/H587.11.0220 5B SF Bay Med844.60.7104 TriNum W/L Med896.90.6690 Predom. Rc High553.21.0846 5B SF Bay M/H724.70.8279 TriNum W/L Hig725.10.8275 5B W/L Low1576.30.3806 5B SF Bay High681.90.8799 Predom. Upwind818.70.7329 5B W/L L/M1087.40.5518 ChiMac Up Low1054.60.5689 Predom. Reaching733.70.8178 5B W/L Med873.90.6866 ChiMac Up Med922.30.6505 Predom. Downwind801.10.7489 5B W/L M/H740.60.8102 ChiMac Up High768.90.7803 Predom. Up Low1238.00.4847 5B W/L High691.30.8679 ChiMac Off Low1075.40.5579 Predom. Up L/M888.40.6754 W/L 60-40 Low1572.30.3816 ChiMac Off Med918.60.6532 Predom. Up Med744.40.8060 W/L 60-40 L/M1093.90.5485 ChiMac Off High736.10.8151 Predom. Up M/H660.80.9080 W/L 60-40 Med887.50.6761 ChiMac AP Low1057.70.5673 Predom. Up High633.80.9467 W/L 60-40 M/H760.30.7891 ChiMac AP Med915.10.6556 Predom. Dn Low1295.60.4631 W/L 60-40 High716.70.8372 ChiMac AP High749.10.8010 Predom. Dn L/M893.50.6715 5B AP Low1161.10.5167 BayMac Cove Island1237.70.4848 Predom. Dn Med718.30.8353 5B AP L/M854.90.7018 BayMac Shore1225.30.4897 Predom. Dn M/H610.20.9833 5B AP Med706.10.8498 Harvest Moon626.00.9584      SA/DSPL Up15.80SA/DSPL Dn15.80
ORC Ref  04620004BUO Issued on 18/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
GambitRSA-665
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMuiraMeasurement31/05/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.330Maximum beam3.148Draft1.722Displacement4,100Wetted area20.33IMS L7.780LSM07.715Accomod. length9.330Sink (kg/mm) 14.27
VCGD0.118VCGM0.168 RM Rated (kg·m) 69.9Limit of positive stability(°) 106.4 Stability Index 106.5 BLR index 0.0000Default crew weight476 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.350PBW0.140PIPA0.0128
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.090IG11.465ISP11.675MDT10.120MDL10.180MDT2MDL2TLMWGO
E3.160J3.880BAS1.455FSDSFJSPL3.550WPLTPSBD0.130MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date10/06/2025
SFFP0.963FFM1.111FF1.111LCFcl5.388SG1.0265
SAFP9.239FAM0.808FA0.808LCFsh5.580HBI1.027
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004BUO Issued on 18/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
GambitRSA-665
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.120.611.081.892.5618.1031/05/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.080.480.931.933.084.3111.04NoNo 22.5631/05/2025
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  04620004BUO Issued on 18/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org