Double HandedClub Certificate2026
DrifterRSA-4629
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 Angles46.4°45.5°44.1°43.0°41.9°41.2°41.0°41.4°42.3°
Beat VMG1.472.232.883.413.844.204.464.684.67
52°2.313.484.435.165.746.236.636.936.97
60°2.473.714.685.426.016.526.897.217.27
75°2.593.874.885.656.276.787.127.497.66
90°2.493.764.795.596.246.797.177.627.89
110°2.323.524.575.446.166.787.207.738.12
120°2.203.344.385.255.986.627.097.678.10
135°1.962.973.954.815.556.196.767.477.93
150°1.722.613.504.325.065.716.297.187.70
Run VMG1.502.283.063.814.525.175.756.777.42
Gybe Angles178.4°155.2°157.4°179.3°179.3°179.3°179.5°179.8°179.8°
APH ToD:732.9CDL: 7.834APH ToT: 0.8187CertNo:ZAD207
BOAT
ClassOne-offDesignerScott KaufmannBuilderPeter BushAge date01/1982Series date01/1982Offset fileRSA4629.offData fileRSA4629
HULL
Length Overall12.204Maximum Beam4.006Draft2.305Displacement12,628DLR10.0475IMS DivisionCruiser/RacerDynamic Allowance0.720%Age Allowance0.650%RS Assessment-0.025%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.550m
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.2030.61Headsail Luffed33.9733.97Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.45Storm Jib9.86Heavy Weather Jib26.62
SAIL LIMITS
Headsails5Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 229.1 Stability Index 118.7
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  04620004B9D Issued on 12/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
DrifterRSA-4629
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 VMG2452.21614.71247.91056.0937.8857.5806.3769.5771.1
52°1561.11034.8812.8697.7627.1577.4543.3519.4516.5
60°1455.1970.7768.6664.1598.9551.9522.6499.5495.1
75°1390.5930.8737.9637.5574.2530.6505.6480.3469.9
90°1443.3958.2751.8643.9577.0530.3501.8472.7456.4
110°1548.81022.4787.3661.4584.1531.0500.3465.9443.2
120°1634.81077.6822.5685.3601.7543.9507.9469.6444.7
135°1839.71211.2912.0748.0648.4581.2532.5482.1454.0
150°2091.21376.71027.9832.5711.1630.4572.4501.5467.6
Run VMG2399.01580.01177.5944.5796.7696.9626.2532.1485.1
Selected Courses
Windward / Leeward2425.61597.41212.71000.2867.2777.2716.3650.8628.1
All purpose1861.41229.3943.2788.9693.4628.3585.5542.4525.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward921.00.6515
All purpose732.90.8187
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.5762
Downwind "popa"0.6610
70% up, 30% down "Ilhabela"0.5992
30% up, 70% down "Ilhabela-inverso"0.6330
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Predominantly Upwind792.20.7574
Predominantly Downwind768.20.7810
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP762.30.7871 Predom. Rc High516.01.1628 5B SF Bay L/M1090.20.5504 TriNum AP Low1086.20.5524 Predom. Dn Low1393.70.4305 5B SF Bay Med858.30.6991 TriNum AP Med729.90.8220 Predom. Dn L/M932.00.6438 5B SF Bay M/H708.70.8466 TriNum AP High580.01.0345 Predom. Dn Med724.80.8278 5B SF Bay High646.70.9278 TriNum W/L Low1485.80.4038 Predom. Dn M/H590.61.0160 5B AP Low1260.40.4760 TriNum W/L Med917.90.6537 Predom. Dn High529.01.1343 5B AP L/M894.00.6711 TriNum W/L Hig707.00.8487 ChiMac Up Low1135.00.5287 5B AP Med710.10.8449 Predom. Upwind840.20.7142 ChiMac Up Med968.80.6193 5B AP M/H594.51.0092 Predom. Reaching747.40.8028 ChiMac Up High776.00.7732 5B AP High546.91.0971 Predom. Downwind818.20.7333 ChiMac Off Low1138.30.5271 5B W/L Low1708.30.3512 Predom. Up Low1363.30.4401 ChiMac Off Med955.10.6282 5B W/L L/M1143.50.5247 Predom. Up L/M934.80.6418 ChiMac Off High742.10.8085 5B W/L Med890.50.6738 Predom. Up Med751.40.7985 ChiMac AP Low1129.10.5314 5B W/L M/H728.30.8239 Predom. Up M/H636.90.9421 ChiMac AP Med956.50.6273 5B W/L High658.20.9116 Predom. Up High594.11.0099 ChiMac AP High755.40.7943 W/L 60-40 Low1713.10.3502 Predom. Rc Low1226.10.4894 BayMac Cove Island1329.80.4512 W/L 60-40 L/M1152.50.5206 Predom. Rc L/M836.50.7173 BayMac Shore1317.90.4553 W/L 60-40 Med904.10.6636 Predom. Rc Med667.60.8987 Harvest Moon615.00.9756 W/L 60-40 M/H746.60.8036 Predom. Rc M/H560.71.0701 5B SF Bay Low1417.40.4233 W/L 60-40 High681.80.8800      SA/DSPL Up11.73SA/DSPL Dn11.73
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance805.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating805.10.7452
FinRating, kevyt tuuli1698.00.5889
FinRating, kova tuuli551.40.9068
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7452
Triple Number Coastal/Long Distance Low0.5524
Triple Number Coastal/Long Distance Medium0.8222
Triple Number Coastal/Long Distance High1.0345
Triple Number Windward/Leeward Low0.4270
Triple Number Windward/Leeward Medium0.6537
Triple Number Windward/Leeward High0.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
For information
General Purpose Handicap (GPH)848.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Saronikos S All_Purpose872.90.6874
Saronikos S Upwind1000.00.6000
Saronikos S Downwind753.70.7960
Saronikos N All_Purpose872.90.6874
Saronikos N Upwind1056.20.5681
Saronikos N Downwind871.80.6882
Saronikos SW All_Purpose909.00.6600
Saronikos SW Upwind1062.80.5646
Saronikos SW Downwind787.20.7622
Saronikos NE All_Purpose1006.80.5960
Saronikos NE Upwind996.40.6022
Saronikos NE Downwind1034.10.5802
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose762.30.7871
5-Band All-Purpose Low1369.80.4380
5-Band All-Purpose L/M928.40.6463
5-Band All-Purpose Med734.90.8165
5-Band All-Purpose M/H611.70.9808
5-Band All-Purpose High560.11.0713
Single Number Predominant Upwind790.50.7590
Single Number Predominant Reaching703.60.8527
Single Number Predominant Downwind769.00.7802
5-Band 50-50 Windward/Leeward Low1708.30.3512
5-Band 50-50 Windward/Leeward L/M1143.50.5247
5-Band 50-50 Windward/Leeward Med890.50.6738
5-Band 50-50 Windward/Leeward M/H728.30.8239
5-Band 50-50 Windward/Leeward High658.20.9116
5-Band 60-40 Windward/Leeward Low1713.10.3502
5-Band 60-40 Windward/Leeward L/M1152.50.5206
5-Band 60-40 Windward/Leeward Med904.10.6636
5-Band 60-40 Windward/Leeward M/H746.60.8036
5-Band 60-40 Windward/Leeward High681.80.8800
Triple Number 50-50 Windward/Leeward Low1485.80.4038
Triple Number 50-50 Windward/Leeward Med918.00.6536
Triple Number 50-50 Windward/Leeward High707.00.8487
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward934.50.6421
Triple Number 60-40 Windward/Leeward Low1491.50.4023
Triple Number 60-40 Windward/Leeward Med931.00.6444
Triple Number 60-40 Windward/Leeward High726.60.8257
Triple Number All-Purpose Low1194.70.5022
Triple Number All-Purpose Med755.80.7939
Triple Number All-Purpose High596.11.0065
Triple Number Predominant Upwind Low1207.50.4969
Triple Number Predominant Upwind Med777.90.7713
Triple Number Predominant Upwind High626.10.9584
Triple Number Predominant Reaching Low1076.30.5575
Triple Number Predominant Reaching Med698.80.8586
Triple Number Predominant Reaching High535.61.1202
Triple Number Predominant Downwind Low1210.60.4956
Triple Number Predominant Downwind Med749.70.8003
Triple Number Predominant Downwind High564.31.0632
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low1086.2
Triple Number Coastal/Long Distance Medium729.7
Triple Number Coastal/Long Distance High580.0
Triple Number Windward/Leeward Low1405.2
Triple Number Windward/Leeward Medium917.9
Triple Number Windward/Leeward High707.0
Predominantly Upwind792.2
Predominantly Downwind768.2
Predominantly Reaching723.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5524
Triple Number Coastal/Long Distance Medium0.8222
Triple Number Coastal/Long Distance High1.0345
Triple Number Windward/Leeward Low0.4270
Triple Number Windward/Leeward Medium0.6537
Triple Number Windward/Leeward High0.8487
Coastal/Long Distance0.7452
Predominantly Upwind0.7574
Predominantly Downwind0.7810
For information
General Purpose Handicap (GPH)848.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8187
Distanseseilas Trippeltall svak vind0.5524
Distanseseilas Trippeltall mellomvind0.8222
Distanseseilas Trippeltall sterk vind1.0345
Pølsebane Trippeltall svak vind0.4270
Pølsebane Trippeltall mellomvind0.6537
Pølsebane Trippeltall sterk vind0.8487
Motvind Singeltall0.7574
Medvind Singeltall0.7810
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Coastal/Long Distance805.10.7452
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind792.20.7574
Predominantly Downwind768.20.7810
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore634.90.9450
Cape Doctor Coastal530.61.1309
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5524
Triple Number Coastal/Long Distance Medium0.8222
Triple Number Coastal/Long Distance High1.0345
Triple Number Windward/Leeward Low0.4270
Triple Number Windward/Leeward Medium0.6537
Triple Number Windward/Leeward High0.8487
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.5524
Triple Number Coastal/Long Distance Medium0.8222
Triple Number Coastal/Long Distance High1.0345
Triple Number Windward/Leeward Low0.4270
Triple Number Windward/Leeward Medium0.6537
Triple Number Windward/Leeward High0.8487
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Predominantly Upwind792.20.7574
Predominantly Downwind768.20.7810
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance805.10.7452
Triple Number Coastal/Long Distance Low1086.20.5524
Triple Number Coastal/Long Distance Medium729.70.8222
Triple Number Coastal/Long Distance High580.01.0345
Triple Number Windward/Leeward Low1405.20.4270
Triple Number Windward/Leeward Medium917.90.6537
Triple Number Windward/Leeward High707.00.8487
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2422.91595.61138.7895.8745.3654.1591.1517.1498.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP762.30.7871 Predom. Dn High529.01.1343 5B AP M/H594.51.0092 TriNum AP Low1086.20.5524 Predom. Rc Low1226.10.4894 5B AP High546.91.0971 TriNum AP Med729.90.8220 Predom. Rc L/M836.50.7173 5B SF Bay Low1417.40.4233 TriNum AP High580.01.0345 Predom. Rc Med667.60.8987 5B SF Bay L/M1090.20.5504 TriNum W/L Low1485.80.4038 Predom. Rc M/H560.71.0701 5B SF Bay Med858.30.6991 TriNum W/L Med917.90.6537 Predom. Rc High516.01.1628 5B SF Bay M/H708.70.8466 TriNum W/L Hig707.00.8487 5B W/L Low1708.30.3512 5B SF Bay High646.70.9278 Predom. Upwind840.20.7142 5B W/L L/M1143.50.5247 ChiMac Up Low1135.00.5287 Predom. Reaching747.40.8028 5B W/L Med890.50.6738 ChiMac Up Med968.80.6193 Predom. Downwind818.20.7333 5B W/L M/H728.30.8239 ChiMac Up High776.00.7732 Predom. Up Low1363.30.4401 5B W/L High658.20.9116 ChiMac Off Low1138.30.5271 Predom. Up L/M934.80.6418 W/L 60-40 Low1713.10.3502 ChiMac Off Med955.10.6282 Predom. Up Med751.40.7985 W/L 60-40 L/M1152.50.5206 ChiMac Off High742.10.8085 Predom. Up M/H636.90.9421 W/L 60-40 Med904.10.6636 ChiMac AP Low1129.10.5314 Predom. Up High594.11.0099 W/L 60-40 M/H746.60.8036 ChiMac AP Med956.50.6273 Predom. Dn Low1393.70.4305 W/L 60-40 High681.80.8800 ChiMac AP High755.40.7943 Predom. Dn L/M932.00.6438 5B AP Low1260.40.4760 BayMac Cove Island1329.80.4512 Predom. Dn Med724.80.8278 5B AP L/M894.00.6711 BayMac Shore1317.90.4553 Predom. Dn M/H590.61.0160 5B AP Med710.10.8449 Harvest Moon615.00.9756      SA/DSPL Up11.73SA/DSPL Dn11.73
ORC Ref  04620004B9D Issued on 12/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
DrifterRSA-4629
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOne-offMeasurement22/02/2023HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.204Maximum beam4.006Draft2.305Displacement12,628Wetted area41.82IMS L10.596LSM010.791Accomod. length12.204Sink (kg/mm) 27.17
VCGD0.815VCGM0.176 RM Rated (kg·m) 229.1Limit of positive stability(°) 109.8 Stability Index 118.7 BLR index 0.0000Default crew weight170 Declared crew weight 510
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.550PBW0.145PIPA0.0392
PSD0.025PHD0.025PHL0.140
PSAESL3.035
ST1ST2ST3
ST4ST5
RIG
BackstayFixedForestayFixedInner forestayFixedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.270IG14.040ISP14.040MDT10.150MDL10.230MDT2MDL2TLNo TaperMWGO
E4.400J5.000BAS1.430FSDSFJ0.130SPL4.350WPLTPSBD0.175MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date23/02/2023
SFFP1.000FFMFF1.473LCFcl6.984SG
SAFP12.083FAMFA1.257LCFsh7.257HBI1.190
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004B9D Issued on 12/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
DrifterRSA-4629
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.150.811.472.583.5230.2022/02/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.070.551.112.423.955.6413.05NoNo 33.9722/02/2023Set on forestay00.080.360.641.251.942.689.40NoNo 12.2822/02/2023Staysail on Inner Stay
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length12.2 mTable area0.55 m²Headroom1.82 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity155 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity94 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04620004B9D Issued on 12/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org