Double HandedClub Certificate2026
SavannahRSA 470
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 Angles47.0°43.8°41.6°40.8°40.5°40.5°40.4°40.6°42.3°
Beat VMG1.932.783.373.794.074.234.304.294.13
52°3.064.255.035.595.956.166.246.246.16
60°3.294.485.255.806.156.356.456.486.46
75°3.454.635.425.986.336.546.686.816.83
90°3.354.555.365.956.346.596.777.057.21
110°2.854.115.045.766.266.596.837.267.56
120°2.683.924.865.616.156.526.787.267.72
135°2.343.504.455.215.836.296.597.067.52
150°1.972.983.724.465.085.616.056.677.12
Run VMG1.712.583.324.074.725.305.806.506.95
Gybe Angles142.0°143.0°169.0°169.9°171.2°172.1°173.2°175.7°176.2°
APH ToD:699.3CDL: 6.793APH ToT: 0.8580CertNo:ZAC304
BOAT
ClassMiuraDesignerOswald BerkemeyerBuilderNebeAge date01/1979Series date01/1978Offset fileSA92033.OFFData fileRSA470
HULL
Length Overall9.330Maximum Beam3.148Draft1.792Displacement5,083DLR10.2026IMS DivisionCruiser/RacerDynamic Allowance0.690%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeFeathering 2 bladesDiameter0.435m
CREW
Maximum weight170Minimum weight120 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.0118.72Headsail Luffed30.7730.77Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail5.25Storm Jib7.55Heavy Weather Jib20.39
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 83.0 Stability Index 110.4
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  04620004HIN Issued on 12/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SavannahRSA 470
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 VMG1863.41295.81067.8950.8884.4850.5837.8838.6870.8
52°1178.1847.4716.2644.4604.8584.7576.7576.7584.4
60°1093.6803.8685.4620.2585.2566.7557.9555.8557.7
75°1042.6776.9663.6602.2569.0550.5539.1528.5527.1
90°1076.1791.2671.3604.8568.1546.4531.5510.7499.0
110°1263.5876.2714.7624.9574.6546.1526.8495.9476.2
120°1341.6917.9740.0642.0585.0551.9530.7495.8466.6
135°1538.91029.6809.5691.2617.1572.7545.9510.0479.0
150°1826.61210.1967.0806.7709.1641.4594.6539.7505.6
Run VMG2109.21397.31082.8884.6762.5679.7620.8554.0517.9
Selected Courses
Windward / Leeward1986.31346.51075.3917.7823.4765.1729.3696.3694.4
All purpose1490.31031.0840.9732.8669.1631.3608.7585.4578.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward866.20.6927
All purpose699.30.8580
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6245
Downwind "popa"0.7021
70% up, 30% down "Ilhabela"0.6459
30% up, 70% down "Ilhabela-inverso"0.6769
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Predominantly Upwind744.90.8054
Predominantly Downwind724.20.8285
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP725.80.8267 Predom. Rc High554.01.0830 5B SF Bay L/M973.10.6166 TriNum AP Low936.00.6410 Predom. Dn Low1187.60.5052 5B SF Bay Med814.60.7366 TriNum AP Med695.30.8629 Predom. Dn L/M842.80.7120 5B SF Bay M/H722.80.8301 TriNum AP High605.60.9907 Predom. Dn Med691.90.8672 5B SF Bay High692.60.8662 TriNum W/L Low1272.70.4714 Predom. Dn M/H600.60.9990 5B AP Low1058.60.5668 TriNum W/L Med861.30.6966 Predom. Dn High560.61.0702 5B AP L/M805.50.7449 TriNum W/L Hig725.90.8266 ChiMac Up Low965.70.6213 5B AP Med682.70.8789 Predom. Upwind778.70.7706 ChiMac Up Med861.00.6969 5B AP M/H613.70.9778 Predom. Reaching697.60.8601 ChiMac Up High741.40.8093 5B AP High588.21.0200 Predom. Downwind763.60.7858 ChiMac Off Low1000.20.5999 5B W/L Low1438.70.4171 Predom. Up Low1112.70.5392 ChiMac Off Med865.60.6932 5B W/L L/M1022.50.5868 Predom. Up L/M829.90.7230 ChiMac Off High708.90.8464 5B W/L Med842.50.7122 Predom. Up Med716.10.8379 ChiMac AP Low976.10.6147 5B W/L M/H737.70.8133 Predom. Up M/H658.50.9112 ChiMac AP Med858.40.6990 5B W/L High701.70.8551 Predom. Up High644.40.9311 ChiMac AP High722.00.8311 W/L 60-40 Low1427.10.4204 Predom. Rc Low1016.60.5902 BayMac Cove Island1135.10.5286 W/L 60-40 L/M1024.60.5856 Predom. Rc L/M751.70.7982 BayMac Shore1122.70.5344 W/L 60-40 Med854.20.7024 Predom. Rc Med641.40.9355 Harvest Moon610.80.9823 W/L 60-40 M/H759.00.7905 Predom. Rc M/H579.41.0356 5B SF Bay Low1196.10.5016 W/L 60-40 High730.20.8217      SA/DSPL Up16.41SA/DSPL Dn16.41
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance766.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating766.60.7826
FinRating, kevyt tuuli1423.10.7027
FinRating, kova tuuli593.80.8421
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7826
Triple Number Coastal/Long Distance Low0.6410
Triple Number Coastal/Long Distance Medium0.8630
Triple Number Coastal/Long Distance High0.9907
Triple Number Windward/Leeward Low0.4955
Triple Number Windward/Leeward Medium0.6966
Triple Number Windward/Leeward High0.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
For information
General Purpose Handicap (GPH)792.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Saronikos S All Purpose796.80.7530
Saronikos S Upwind880.30.6816
Saronikos S Downwind713.30.8412
Saronikos N All Purpose849.10.7066
Saronikos N Upwind922.00.6507
Saronikos N Downwind798.70.7512
Saronikos SW All Purpose812.40.7386
Saronikos SW Upwind908.50.6604
Saronikos SW Downwind733.60.8178
Saronikos NE All Purpose892.60.6722
Saronikos NE Upwind864.00.6945
Saronikos NE Downwind914.00.6564
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose725.80.8267
5-Band All Purpose Low1141.80.5255
5-Band All Purpose L/M832.20.7210
5-Band All Purpose Med701.60.8552
5-Band All Purpose M/H627.90.9555
5-Band All Purpose High600.90.9985
Single Number Predominant Upwind742.80.8078
Single Number Predominant Reaching666.50.9002
Single Number Predominant Downwind725.60.8269
5-Band 50-50 Windward/Leeward Low1438.70.4171
5-Band 50-50 Windward/Leeward L/M1022.50.5868
5-Band 50-50 Windward/Leeward Med842.50.7122
5-Band 50-50 Windward/Leeward M/H737.70.8133
5-Band 50-50 Windward/Leeward High701.70.8551
5-Band 60-40 Windward/Leeward Low1427.10.4204
5-Band 60-40 Windward/Leeward L/M1024.60.5856
5-Band 60-40 Windward/Leeward Med854.20.7024
5-Band 60-40 Windward/Leeward M/H759.00.7905
5-Band 60-40 Windward/Leeward High730.20.8217
Triple Number 50-50 Windward/Leeward Low1272.70.4714
Triple Number 50-50 Windward/Leeward Med861.40.6965
Triple Number 50-50 Windward/Leeward High725.90.8266
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward877.50.6837
Triple Number 60-40 Windward/Leeward Low1265.80.4740
Triple Number 60-40 Windward/Leeward Med871.80.6882
Triple Number 60-40 Windward/Leeward High749.00.8011
Triple Number All-Purpose Low1017.70.5896
Triple Number All-Purpose Med715.10.8390
Triple Number All-Purpose High619.40.9687
Triple Number Predominant Upwind Low1010.80.5936
Triple Number Predominant Upwind Med731.90.8198
Triple Number Predominant Upwind High657.90.9120
Triple Number Predominant Reaching Low915.10.6557
Triple Number Predominant Reaching Med663.50.9043
Triple Number Predominant Reaching High560.91.0697
Triple Number Predominant Downwind Low1047.30.5729
Triple Number Predominant Downwind Med710.60.8444
Triple Number Predominant Downwind High579.01.0362
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low936.0
Triple Number Coastal/Long Distance Medium695.2
Triple Number Coastal/Long Distance High605.6
Triple Number Windward/Leeward Low1210.9
Triple Number Windward/Leeward Medium861.3
Triple Number Windward/Leeward High725.9
Predominantly Upwind744.9
Predominantly Downwind724.2
Predominantly Reaching684.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6410
Triple Number Coastal/Long Distance Medium0.8630
Triple Number Coastal/Long Distance High0.9907
Triple Number Windward/Leeward Low0.4955
Triple Number Windward/Leeward Medium0.6966
Triple Number Windward/Leeward High0.8266
Coastal/Long Distance0.7826
Predominantly Upwind0.8054
Predominantly Downwind0.8285
For information
General Purpose Handicap (GPH)792.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8580
Distanseseilas Trippeltall svak vind0.6410
Distanseseilas Trippeltall mellomvind0.8630
Distanseseilas Trippeltall sterk vind0.9907
Pølsebane Trippeltall svak vind0.4955
Pølsebane Trippeltall mellomvind0.6966
Pølsebane Trippeltall sterk vind0.8266
Motvind Singeltall0.8054
Medvind Singeltall0.8285
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Coastal/Long Distance766.60.7826
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind744.90.8054
Predominantly Downwind724.20.8285
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore695.00.8634
Cape Doctor Coastal580.61.0335
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6410
Triple Number Coastal/Long Distance Medium0.8630
Triple Number Coastal/Long Distance High0.9907
Triple Number Windward/Leeward Low0.4955
Triple Number Windward/Leeward Medium0.6966
Triple Number Windward/Leeward High0.8266
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6410
Triple Number Coastal/Long Distance Medium0.8630
Triple Number Coastal/Long Distance High0.9907
Triple Number Windward/Leeward Low0.4955
Triple Number Windward/Leeward Medium0.6966
Triple Number Windward/Leeward High0.8266
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Predominantly Upwind744.90.8054
Predominantly Downwind724.20.8285
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance766.60.7826
Triple Number Coastal/Long Distance Low936.00.6410
Triple Number Coastal/Long Distance Medium695.20.8630
Triple Number Coastal/Long Distance High605.60.9907
Triple Number Windward/Leeward Low1210.90.4955
Triple Number Windward/Leeward Medium861.30.6966
Triple Number Windward/Leeward High725.90.8266
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1998.61351.61013.5828.3718.4657.9616.3558.3545.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP725.80.8267 Predom. Dn High560.61.0702 5B AP M/H613.70.9778 TriNum AP Low936.00.6410 Predom. Rc Low1016.60.5902 5B AP High588.21.0200 TriNum AP Med695.30.8629 Predom. Rc L/M751.70.7982 5B SF Bay Low1196.10.5016 TriNum AP High605.60.9907 Predom. Rc Med641.40.9355 5B SF Bay L/M973.10.6166 TriNum W/L Low1272.70.4714 Predom. Rc M/H579.41.0356 5B SF Bay Med814.60.7366 TriNum W/L Med861.30.6966 Predom. Rc High554.01.0830 5B SF Bay M/H722.80.8301 TriNum W/L Hig725.90.8266 5B W/L Low1438.70.4171 5B SF Bay High692.60.8662 Predom. Upwind778.70.7706 5B W/L L/M1022.50.5868 ChiMac Up Low965.70.6213 Predom. Reaching697.60.8601 5B W/L Med842.50.7122 ChiMac Up Med861.00.6969 Predom. Downwind763.60.7858 5B W/L M/H737.70.8133 ChiMac Up High741.40.8093 Predom. Up Low1112.70.5392 5B W/L High701.70.8551 ChiMac Off Low1000.20.5999 Predom. Up L/M829.90.7230 W/L 60-40 Low1427.10.4204 ChiMac Off Med865.60.6932 Predom. Up Med716.10.8379 W/L 60-40 L/M1024.60.5856 ChiMac Off High708.90.8464 Predom. Up M/H658.50.9112 W/L 60-40 Med854.20.7024 ChiMac AP Low976.10.6147 Predom. Up High644.40.9311 W/L 60-40 M/H759.00.7905 ChiMac AP Med858.40.6990 Predom. Dn Low1187.60.5052 W/L 60-40 High730.20.8217 ChiMac AP High722.00.8311 Predom. Dn L/M842.80.7120 5B AP Low1058.60.5668 BayMac Cove Island1135.10.5286 Predom. Dn Med691.90.8672 5B AP L/M805.50.7449 BayMac Shore1122.70.5344 Predom. Dn M/H600.60.9990 5B AP Med682.70.8789 Harvest Moon610.80.9823      SA/DSPL Up16.41SA/DSPL Dn16.41
ORC Ref  04620004HIN Issued on 12/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SavannahRSA 470
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMiuraMeasurement21/01/2026HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.330Maximum beam3.148Draft1.792Displacement5,083Wetted area22.02IMS L7.886LSM07.927Accomod. length9.330Sink (kg/mm) 15.42
VCGD0.161VCGM0.142 RM Rated (kg·m) 83.0Limit of positive stability(°) 107.2 Stability Index 110.4 BLR index 0.0000Default crew weight170 Declared crew weight 425
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFeathering 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.435PBW0.160PIPA0.0032
EDL1.815ST10.060ST20.185
ST30.185ST40.110ST50.240
RIG
BackstayAdjustableForestayFixedInner forestayAdjustableMast materialAluminumSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.290IG12.208ISP12.138MDT10.132MDL10.235MDT2MDL2TLNo TaperMW0.235GO0.260
E2.910J3.870BAS1.438FSDFoilSFJ-0.020SPLWPLTPSBD0.132MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/03/2026
SFFP0.963FFMFF1.019LCFcl5.416SG
SAFP9.239FAMFA0.762LCFsh5.606HBI0.953
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004HIN Issued on 12/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SavannahRSA 470
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM1-10.130.651.131.912.4318.0123/10/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJRF-10.130.721.362.734.155.5911.09NoNo 30.7723/10/2025RF
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  04620004HIN Issued on 12/03/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org