Club
Certificate
2022

Boat

AFTERSCHOCK

USA 82

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.4°41.1°38.7°37.2°37.0°37.0°36.6°
Beat VMG3.784.565.005.185.285.315.42
52°5.726.687.067.207.277.327.40
60°6.026.877.227.387.477.537.62
75°6.266.997.367.637.827.948.06
90°6.176.987.377.718.058.318.59
110°5.726.867.407.858.238.488.91
120°5.566.737.337.818.328.789.44
135°5.026.217.017.487.988.529.82
150°4.255.376.367.057.487.948.98
Run VMG3.684.655.516.236.817.278.12
Gybe Angles144.4°148.7°151.1°158.3°171.2°177.2°177.2°

APH: 542.3

CDL: 9.338

GPH: 605.3

CertNo: US6341

BOAT
ClassSCHOCK 35DesignerShad TurnerBuilderW.D. SCHOCKAge date01/2001Series date01/1985Offset fileUS18732.OFFData fileUS6341
HULL
Length Overall10.775 mMaximum Beam3.633 mDraft2.099 mDisplacement4,247 kgDLR5.1501IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight628 kgMinimum weight471 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.7234.29Headsail Luffed48.3648.36Headsail FlyingSymmetric91.7391.73Asymmetric
STORM SAIL AREAS (m²)
Trysail9.84Storm Jib11.24Heavy Weather Jib30.33
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment106.7 kg·mStability IndexN/A
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  0333000205HIssued on 26/04/2022Valid until 31/01/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

AFTERSCHOCK

USA 82

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG952.7790.1720.3694.3681.5677.8664.7
52°629.8538.7509.9500.1494.9491.7486.2
60°597.9523.9498.7487.8481.6477.9472.6
75°575.5514.8489.4471.6460.4453.5446.9
90°583.9516.0488.4466.7447.4433.2419.1
110°629.4524.9486.3458.6437.5424.6404.1
120°647.6534.9491.4461.1432.7410.0381.3
135°717.4579.8513.2481.0451.2422.7366.4
150°847.5670.6566.2510.9481.1453.4400.8
Run VMG978.6774.3653.2578.0528.6495.0443.6
Selected Courses
Windward / Leeward965.6782.2686.8636.2605.1586.4554.2
All purpose743.7617.4558.5526.8505.9491.5466.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward662.10.9063
All purpose542.31.1063
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8106
Downwind "popa"0.9435
70% up, 30% down "Ilhabela"0.8464
30% up, 70% down "Ilhabela-inverso"0.8993
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Predominantly Upwind582.21.0306
Predominantly Downwind553.11.0849
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low680.60.8816
Triple Number All Purpose Medium539.71.1117
Triple Number All Purpose High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Predominantly Upwind582.21.0306
Predominantly Downwind553.11.0849
Predominantly Upwind Low743.90.8066
Predominantly Upwind Medium599.11.0016
Predominantly Upwind High567.71.0568
Predominantly Downwind Low755.40.7942
Predominantly Downwind Medium552.21.0866
Predominantly Downwind High458.41.3088
Chicago-Mac Upwind1.0144
Chicago-Mac All Purpose1.0382
Chicago-Mac Downwind1.0666
Bayview-Mac Cove Island0.9753
Bayview-Mac Shore0.9858
Victoria-Maui1.1414
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance588.7
Triple Number Coastal/Long Distance Low680.6
Triple Number Coastal/Long Distance Medium539.7
Triple Number Coastal/Long Distance High485.9
Triple Number Windward/Leeward Low873.9
Triple Number Windward/Leeward Medium657.5
Triple Number Windward/Leeward High579.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8816
Triple Number Coastal/Long Distance Medium1.1117
Triple Number Coastal/Long Distance High1.2349
Triple Number Windward/Leeward Low0.6866
Triple Number Windward/Leeward Medium0.9126
Triple Number Windward/Leeward High1.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low680.6
Triple Number Coastal/Long Distance Medium539.7
Triple Number Coastal/Long Distance High485.9
Triple Number Windward/Leeward Low873.9
Triple Number Windward/Leeward Medium657.5
Triple Number Windward/Leeward High579.0
Predominantly Upwind582.2
Predominantly Downwind553.1
Predominantly Reaching529.0
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8816
Triple Number Coastal/Long Distance Medium1.1117
Triple Number Coastal/Long Distance High1.2349
Triple Number Windward/Leeward Low0.6866
Triple Number Windward/Leeward Medium0.9126
Triple Number Windward/Leeward High1.0363
Coastal/Long Distance1.0191
Predominantly Upwind1.0306
Predominantly Downwind1.0849
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0191
Tretall Distanseseilas Lite vind0.8816
Tretall Distanseseilas Mellomvind1.1117
Tretall Distanseseilas Mye vind1.2349
Tretall Pølsebane Lite vind0.6866
Tretall Pølsebane Mellomvind0.9126
Tretall Pølsebane Mye vind1.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Coastal/Long Distance588.71.0191
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind582.21.0306
Predominantly Downwind553.11.0849
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore563.81.0642
Cape Doctor Coastal474.21.2652
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8816
Triple Number Coastal/Long Distance Medium1.1117
Triple Number Coastal/Long Distance High1.2349
Triple Number Windward/Leeward Low0.6866
Triple Number Windward/Leeward Medium0.9126
Triple Number Windward/Leeward High1.0363
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8816
Triple Number Coastal/Long Distance Medium1.1117
Triple Number Coastal/Long Distance High1.2349
Triple Number Windward/Leeward Low0.6866
Triple Number Windward/Leeward Medium0.9126
Triple Number Windward/Leeward High1.0363
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Predominantly Upwind582.21.0306
Predominantly Downwind553.11.0849
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance588.71.0191
Triple Number Coastal/Long Distance Low680.60.8816
Triple Number Coastal/Long Distance Medium539.71.1117
Triple Number Coastal/Long Distance High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance966.9738.0624.0560.6524.5495.6448.2
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low680.60.8816
Triple Number All Purpose Medium539.71.1117
Triple Number All Purpose High485.91.2349
Triple Number Windward/Leeward Low873.90.6866
Triple Number Windward/Leeward Medium657.50.9126
Triple Number Windward/Leeward High579.01.0363
Predominantly Upwind582.21.0306
Predominantly Downwind553.11.0849
Predominantly Upwind Low743.90.8066
Predominantly Upwind Medium599.11.0016
Predominantly Upwind High567.71.0568
Predominantly Downwind Low755.40.7942
Predominantly Downwind Medium552.21.0866
Predominantly Downwind High458.41.3088
Chicago-Mac Upwind1.0144
Chicago-Mac All Purpose1.0382
Chicago-Mac Downwind1.0666
Bayview-Mac Cove Island0.9753
Bayview-Mac Shore0.9858
Harvest Moon Regatta483.41.2413
Victoria-Maui1.1414
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low951.50.6306
5-Band Low / Medium802.00.7482
5-Band Medium647.30.9269
5-Band Medium / High588.21.0200
5-Band High559.71.0719
ORC Ref  0333000205HIssued on 26/04/2022Valid until 31/01/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

AFTERSCHOCK

USA 82

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSCHOCK 35MeasurementHINPlan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.775Max. Beam3.633Draft2.099Displacement4,247Wetted area23.19IMS L9.426LSM09.377Acc. length10.775Sink (kg/mm) 17.06
VCGD-0.031VCGM-0.023RM Measured (kg·m) 106.7RM Default (kg·m) 105.5Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.098PIPA0.0027
PSD0.024PHD0.040PHL0.134
PSA17.0°ESL0.945
ST10.021ST20.094ST30.094
ST40.043ST50.207
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders2
P13.411IG14.935ISP14.935MDT10.107MDL10.177MDT20.101MDL20.125TL2.752MW0.119GO0.134
E4.191J4.191BAS1.478FSD0.030SFJ-0.009SPL4.275WPLTPS0.000BD0.143MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyFlotation Date01/10/2018MeasurerComment
SFFP0.421FFMFF1.164LCFcl5.728SG1.0000
SAFP9.836FAMFA0.897LCFsh6.011HBI1.050
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  0333000205HIssued on 26/04/2022Valid until 31/01/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

AFTERSCHOCK

USA 82

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment20266280.130.881.602.733.5633.72QUANTUM ANAPQUANTUM TAFETA
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment20266360.801.553.124.766.5015.17NoNo 48.36JASON CURRIEQUANTUM GENOA
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment202664614.7414.7414.747.557.1491.73JASON CURRIE QUANTUMQUANTUM SYMMETRIC
ORC Ref  0333000205HIssued on 26/04/2022Valid until 31/01/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org