Double HandedClub Certificate2026
Mr BRSA-3171
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 Angles46.7°44.4°42.6°41.3°40.6°40.5°40.6°41.5°43.5°
Beat VMG1.982.913.634.164.454.544.574.514.32
52°3.134.505.496.186.536.666.716.716.58
60°3.394.785.766.436.776.926.977.006.95
75°3.584.995.986.626.997.207.327.427.44
90°3.474.946.046.727.037.307.537.827.95
110°3.495.006.136.857.287.627.868.198.35
120°3.324.795.946.747.227.628.008.659.10
135°2.844.195.376.336.957.397.808.7510.09
150°2.373.574.665.656.467.007.418.259.40
Run VMG2.053.094.034.905.676.306.807.578.37
Gybe Angles144.7°147.1°150.3°152.0°157.9°164.4°170.5°176.3°168.1°
APH ToD:614.7CDL: 7.922APH ToT: 0.9761CertNo:ZAD105
BOAT
ClassLavranos 34DesignerLavranosBuilderJohn Robertson YacAge date01/1987Series date01/1986Offset fileSA92031cor.offData fileRSA3171
HULL
Length Overall10.530Maximum Beam3.326Draft1.932Displacement4,255DLR5.8256IMS DivisionCruiser/RacerDynamic Allowance0.310%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.400m
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail29.9430.29Headsail Luffed27.1227.12Headsail FlyingSymmetric64.1864.18Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.46Storm Jib6.70Heavy Weather Jib18.08
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 98.4 Stability Index 120.7
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  04620004B56 Issued on 11/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Mr BRSA-3171
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 VMG1816.01235.8991.0865.9809.9792.7787.4797.8833.8
52°1148.8800.3656.0582.9551.3540.7536.4536.5547.0
60°1061.3752.9624.6560.2531.6520.6516.3514.0518.2
75°1006.1721.5602.3543.6515.2500.1491.8485.0483.6
90°1037.3728.6596.5535.5512.1493.4478.4460.5452.9
110°1030.7719.7586.9525.2494.3472.5458.3439.7430.9
120°1085.9751.4606.2534.3498.4472.6450.1416.3395.4
135°1269.8858.6670.9568.8518.0487.4461.4411.3356.7
150°1520.31009.4773.0637.5557.5514.4486.0436.5383.0
Run VMG1755.41165.5892.4735.1634.5571.2529.4475.8430.3
Selected Courses
Windward / Leeward1785.71200.7941.7800.5722.2682.0658.4636.8632.0
All purpose1341.2917.1732.2635.4586.0560.2544.2525.4516.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward765.00.7843
All purpose614.70.9761
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6687
Downwind "popa"0.8393
70% up, 30% down "Ilhabela"0.7122
30% up, 70% down "Ilhabela-inverso"0.7797
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Predominantly Upwind671.70.8932
Predominantly Downwind622.30.9641
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP644.10.9316 Predom. Rc High489.91.2248 5B SF Bay L/M854.80.7019 TriNum AP Low824.60.7276 Predom. Dn Low1024.40.5857 5B SF Bay Med716.50.8375 TriNum AP Med608.30.9863 Predom. Dn L/M719.80.8335 5B SF Bay M/H649.30.9240 TriNum AP High541.21.1087 Predom. Dn Med594.81.0087 5B SF Bay High627.80.9558 TriNum W/L Low1128.50.5317 Predom. Dn M/H523.41.1463 5B AP Low930.50.6448 TriNum W/L Med756.50.7931 Predom. Dn High485.01.2371 5B AP L/M703.70.8526 TriNum W/L Hig656.20.9144 ChiMac Up Low882.50.6799 5B AP Med598.61.0023 Predom. Upwind707.80.8477 ChiMac Up Med783.10.7662 5B AP M/H547.21.0964 Predom. Reaching616.70.9730 ChiMac Up High671.60.8934 5B AP High527.21.1382 Predom. Downwind657.50.9125 ChiMac Off Low859.70.6979 5B W/L Low1282.20.4680 Predom. Up Low1027.80.5838 ChiMac Off Med744.00.8065 5B W/L L/M897.70.6684 Predom. Up L/M747.00.8032 ChiMac Off High609.60.9843 5B W/L Med741.50.8092 Predom. Up Med644.70.9307 ChiMac AP Low866.30.6926 5B W/L M/H664.10.9035 Predom. Up M/H602.30.9961 ChiMac AP Med760.20.7893 5B W/L High639.70.9379 Predom. Up High592.41.0128 ChiMac AP High638.50.9398 W/L 60-40 Low1289.70.4652 Predom. Rc Low908.10.6607 BayMac Cove Island1011.70.5930 W/L 60-40 L/M909.40.6598 Predom. Rc L/M658.40.9112 BayMac Shore1003.20.5981 W/L 60-40 Med759.10.7904 Predom. Rc Med564.51.0629 Harvest Moon529.81.1325 W/L 60-40 M/H689.70.8700 Predom. Rc M/H515.31.1645 5B SF Bay Low1067.30.5621 W/L 60-40 High672.20.8926      SA/DSPL Up21.63SA/DSPL Dn35.67
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance671.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating671.70.8933
FinRating, kevyt tuuli1265.80.7900
FinRating, kova tuuli529.20.9448
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8933
Triple Number Coastal/Long Distance Low0.7276
Triple Number Coastal/Long Distance Medium0.9865
Triple Number Coastal/Long Distance High1.1087
Triple Number Windward/Leeward Low0.5601
Triple Number Windward/Leeward Medium0.7931
Triple Number Windward/Leeward High0.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
For information
General Purpose Handicap (GPH)696.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Saronikos S All_Purpose713.30.8412
Saronikos S Upwind816.30.7351
Saronikos S Downwind592.61.0125
Saronikos N All_Purpose713.30.8412
Saronikos N Upwind864.60.6940
Saronikos N Downwind658.00.9119
Saronikos SW All_Purpose724.20.8285
Saronikos SW Upwind845.70.7095
Saronikos SW Downwind606.10.9900
Saronikos NE All_Purpose795.00.7547
Saronikos NE Upwind809.80.7409
Saronikos NE Downwind755.40.7943
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose644.10.9316
5-Band All-Purpose Low1020.60.5879
5-Band All-Purpose L/M730.60.8212
5-Band All-Purpose Med618.30.9704
5-Band All-Purpose M/H561.91.0678
5-Band All-Purpose High538.11.1150
Single Number Predominant Upwind670.10.8954
Single Number Predominant Reaching586.51.0230
Single Number Predominant Downwind623.30.9626
5-Band 50-50 Windward/Leeward Low1282.20.4680
5-Band 50-50 Windward/Leeward L/M897.70.6684
5-Band 50-50 Windward/Leeward Med741.50.8092
5-Band 50-50 Windward/Leeward M/H664.10.9035
5-Band 50-50 Windward/Leeward High639.70.9379
5-Band 60-40 Windward/Leeward Low1289.70.4652
5-Band 60-40 Windward/Leeward L/M909.40.6598
5-Band 60-40 Windward/Leeward Med759.10.7904
5-Band 60-40 Windward/Leeward M/H689.70.8700
5-Band 60-40 Windward/Leeward High672.20.8926
Triple Number 50-50 Windward/Leeward Low1128.50.5317
Triple Number 50-50 Windward/Leeward Med756.70.7930
Triple Number 50-50 Windward/Leeward High656.20.9144
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward782.90.7664
Triple Number 60-40 Windward/Leeward Low1137.00.5277
Triple Number 60-40 Windward/Leeward Med773.20.7760
Triple Number 60-40 Windward/Leeward High683.50.8779
Triple Number All-Purpose Low903.80.6639
Triple Number All-Purpose Med628.70.9543
Triple Number All-Purpose High554.91.0813
Triple Number Predominant Upwind Low922.90.6501
Triple Number Predominant Upwind Med656.90.9134
Triple Number Predominant Upwind High606.20.9898
Triple Number Predominant Reaching Low812.20.7387
Triple Number Predominant Reaching Med583.61.0282
Triple Number Predominant Reaching High498.11.2046
Triple Number Predominant Downwind Low901.80.6654
Triple Number Predominant Downwind Med607.30.9880
Triple Number Predominant Downwind High500.61.1985
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low824.6
Triple Number Coastal/Long Distance Medium608.2
Triple Number Coastal/Long Distance High541.2
Triple Number Windward/Leeward Low1071.2
Triple Number Windward/Leeward Medium756.5
Triple Number Windward/Leeward High656.2
Predominantly Upwind671.7
Predominantly Downwind622.3
Predominantly Reaching596.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7276
Triple Number Coastal/Long Distance Medium0.9865
Triple Number Coastal/Long Distance High1.1087
Triple Number Windward/Leeward Low0.5601
Triple Number Windward/Leeward Medium0.7931
Triple Number Windward/Leeward High0.9144
Coastal/Long Distance0.8933
Predominantly Upwind0.8932
Predominantly Downwind0.9641
For information
General Purpose Handicap (GPH)696.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9761
Distanseseilas Trippeltall svak vind0.7276
Distanseseilas Trippeltall mellomvind0.9865
Distanseseilas Trippeltall sterk vind1.1087
Pølsebane Trippeltall svak vind0.5601
Pølsebane Trippeltall mellomvind0.7931
Pølsebane Trippeltall sterk vind0.9144
Motvind Singeltall0.8932
Medvind Singeltall0.9641
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Coastal/Long Distance671.70.8933
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind671.70.8932
Predominantly Downwind622.30.9641
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore633.50.9472
Cape Doctor Coastal519.31.1553
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7276
Triple Number Coastal/Long Distance Medium0.9865
Triple Number Coastal/Long Distance High1.1087
Triple Number Windward/Leeward Low0.5601
Triple Number Windward/Leeward Medium0.7931
Triple Number Windward/Leeward High0.9144
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7276
Triple Number Coastal/Long Distance Medium0.9865
Triple Number Coastal/Long Distance High1.1087
Triple Number Windward/Leeward Low0.5601
Triple Number Windward/Leeward Medium0.7931
Triple Number Windward/Leeward High0.9144
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Predominantly Upwind671.70.8932
Predominantly Downwind622.30.9641
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance671.70.8933
Triple Number Coastal/Long Distance Low824.60.7276
Triple Number Coastal/Long Distance Medium608.20.9865
Triple Number Coastal/Long Distance High541.21.1087
Triple Number Windward/Leeward Low1071.20.5601
Triple Number Windward/Leeward Medium756.50.7931
Triple Number Windward/Leeward High656.20.9144
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1782.71197.1883.4718.6627.5582.2548.4495.7483.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP644.10.9316 Predom. Dn High485.01.2371 5B AP M/H547.21.0964 TriNum AP Low824.60.7276 Predom. Rc Low908.10.6607 5B AP High527.21.1382 TriNum AP Med608.30.9863 Predom. Rc L/M658.40.9112 5B SF Bay Low1067.30.5621 TriNum AP High541.21.1087 Predom. Rc Med564.51.0629 5B SF Bay L/M854.80.7019 TriNum W/L Low1128.50.5317 Predom. Rc M/H515.31.1645 5B SF Bay Med716.50.8375 TriNum W/L Med756.50.7931 Predom. Rc High489.91.2248 5B SF Bay M/H649.30.9240 TriNum W/L Hig656.20.9144 5B W/L Low1282.20.4680 5B SF Bay High627.80.9558 Predom. Upwind707.80.8477 5B W/L L/M897.70.6684 ChiMac Up Low882.50.6799 Predom. Reaching616.70.9730 5B W/L Med741.50.8092 ChiMac Up Med783.10.7662 Predom. Downwind657.50.9125 5B W/L M/H664.10.9035 ChiMac Up High671.60.8934 Predom. Up Low1027.80.5838 5B W/L High639.70.9379 ChiMac Off Low859.70.6979 Predom. Up L/M747.00.8032 W/L 60-40 Low1289.70.4652 ChiMac Off Med744.00.8065 Predom. Up Med644.70.9307 W/L 60-40 L/M909.40.6598 ChiMac Off High609.60.9843 Predom. Up M/H602.30.9961 W/L 60-40 Med759.10.7904 ChiMac AP Low866.30.6926 Predom. Up High592.41.0128 W/L 60-40 M/H689.70.8700 ChiMac AP Med760.20.7893 Predom. Dn Low1024.40.5857 W/L 60-40 High672.20.8926 ChiMac AP High638.50.9398 Predom. Dn L/M719.80.8335 5B AP Low930.50.6448 BayMac Cove Island1011.70.5930 Predom. Dn Med594.81.0087 5B AP L/M703.70.8526 BayMac Shore1003.20.5981 Predom. Dn M/H523.41.1463 5B AP Med598.61.0023 Harvest Moon529.81.1325      SA/DSPL Up21.63SA/DSPL Dn35.67
ORC Ref  04620004B56 Issued on 11/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Mr BRSA-3171
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassLavranos 34Measurement15/11/2017HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.530Maximum beam3.326Draft1.932Displacement4,255Wetted area22.53IMS L9.046LSM09.005Accomod. length10.383Sink (kg/mm) 16.88
VCGD-0.035VCGM0.019 RM Rated (kg·m) 98.4Limit of positive stability(°) 121.8 Stability Index 120.7 BLR index 0.0000Default crew weight170 Declared crew weight 650
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.400PBW0.200PIPA0.0208
PSD0.025PHD0.045PHL0.050
PSA16.0°ESL0.880
ST10.015ST20.090ST30.130
ST40.050ST50.185
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P12.565IG11.570ISP11.480MDT10.115MDL10.170MDT20.092MDL20.136TL2.540MWGO
E4.300J3.600BAS1.460FSDFoilSFJ0.000SPL3.590WPLTPSBD0.140MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date15/11/2017
SFFP0.920FFM1.207FF1.219LCFcl5.865SG1.0270
SAFP9.931FAM1.000FA0.992LCFsh6.096HBI1.146
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGWaterWater SS Empty1600FuelDiesel SS0.90007630Total deductible27
OTHER ITEMSIdKindDescriptionWeightLCGVCGMainEngine (IC)Yanmar 2GM20Total deductible
ORC Ref  04620004B56 Issued on 11/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Mr BRSA-3171
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0430.160.821.472.513.3229.9415/11/2017Old
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentNo 10.050.601.182.403.725.1810.90NoNo 27.1215/11/2017Furled
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment04811.6011.6611.636.666.4764.1815/11/2017Old R W P B
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.4 mTable area0.44 m²Headroom1.73 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity88 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity58 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04620004B56 Issued on 11/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org