International
Certificate
2023

Boat

FISHTALES

USA 97834

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 Angles43.0°40.8°38.4°36.6°35.2°35.0°35.0°
Beat VMG4.375.406.146.636.927.087.27
52°6.687.988.709.139.489.7710.15
60°7.058.268.909.349.7510.1010.61
75°7.308.429.039.5210.0110.4811.39
90°7.108.298.979.5510.0710.5411.79
110°6.698.209.089.7910.5011.2712.78
120°6.478.038.959.6510.4011.2513.32
135°5.747.308.449.159.8210.5812.56
150°4.806.177.378.358.999.4910.83
Run VMG4.155.346.387.237.798.229.38
Gybe Angles141.5°143.9°146.9°150.5°150.7°148.9°144.6°

APH: 441.4

CDL: 14.586

GPH: 499.4

CertNo: US7194

BOAT
ClassSCHOCK 55DesignerNELSON MAREKBuilderSCHOCKAge date01/1991Series date01/1991Offset fileUS30057.OFFData fileUSA97834
HULL
Length Overall16.662 mMaximum Beam3.908 mDraft2.814 mDisplacement8,942 kgDLR3.4529IMS DivisionPerformanceDynamic Allowance0.100%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.507m
CREW
Maximum weight900 kgMinimum weight675 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail64.8266.13Headsail Luffed55.3955.39Headsail FlyingSymmetricAsymmetric160.87160.87 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail19.79Storm Jib18.73Heavy Weather Jib50.56
SAIL LIMITS
Headsails7  Spinnakers5 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment571.0 kg·mStability Index167.5
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  03330002O7BIssued on 12/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

FISHTALES

USA 97834

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 VMG824.4666.9586.7543.2520.6508.4495.2
52°539.3451.2413.7394.1379.7368.4354.8
60°510.4435.8404.7385.2369.3356.3339.4
75°493.1427.4398.8378.3359.8343.6316.2
90°507.0434.1401.4377.1357.5341.5305.4
110°537.8439.0396.3367.8342.7319.4281.7
120°556.1448.5402.2373.2346.3319.9270.2
135°626.8493.4426.7393.3366.4340.4286.6
150°750.4583.4488.3431.3400.6379.2332.3
Run VMG866.5673.6563.9497.8462.2437.9383.7
Selected Courses
Windward / Leeward845.5670.3575.3520.5491.4473.1439.5
All purpose646.1523.5461.9426.0402.6384.7352.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward548.11.0948
All purpose441.41.3592
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"1.0132
Downwind "popa"1.0809
70% up, 30% down "Ilhabela"1.0326
30% up, 70% down "Ilhabela-inverso"1.0597
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Predominantly Upwind470.21.2761
Predominantly Downwind461.91.2989
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low584.81.0260
Triple Number All Purpose Medium440.31.3628
Triple Number All Purpose High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Predominantly Upwind470.21.2761
Predominantly Downwind461.91.2989
Predominantly Upwind Low637.70.9409
Predominantly Upwind Medium479.21.2521
Predominantly Upwind High429.31.3975
Predominantly Downwind Low656.20.9144
Predominantly Downwind Medium465.21.2897
Predominantly Downwind High380.51.5770
Chicago-Mac Upwind1.2518
Chicago-Mac All Purpose1.2606
Chicago-Mac Downwind1.2747
Bayview-Mac Cove Island1.1640
Bayview-Mac Shore1.1859
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching421.91.4221
Predominantly Reaching Low530.41.1313
Predominantly Reaching Medium421.11.4247
Predominantly Reaching High354.41.6928
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low832.00.7212
5-Band Low / Medium687.60.8726
5-Band Medium533.31.1251
5-Band Medium / High474.41.2647
5-Band High445.31.3475
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance481.9
Triple Number Coastal/Long Distance Low584.8
Triple Number Coastal/Long Distance Medium440.3
Triple Number Coastal/Long Distance High377.0
Triple Number Windward/Leeward Low757.9
Triple Number Windward/Leeward Medium544.0
Triple Number Windward/Leeward High465.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0260
Triple Number Coastal/Long Distance Medium1.3628
Triple Number Coastal/Long Distance High1.5916
Triple Number Windward/Leeward Low0.7917
Triple Number Windward/Leeward Medium1.1030
Triple Number Windward/Leeward High1.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low584.8
Triple Number Coastal/Long Distance Medium440.3
Triple Number Coastal/Long Distance High377.0
Triple Number Windward/Leeward Low757.9
Triple Number Windward/Leeward Medium544.0
Triple Number Windward/Leeward High465.0
Predominantly Upwind470.2
Predominantly Downwind461.9
Predominantly Reaching436.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0260
Triple Number Coastal/Long Distance Medium1.3628
Triple Number Coastal/Long Distance High1.5916
Triple Number Windward/Leeward Low0.7917
Triple Number Windward/Leeward Medium1.1030
Triple Number Windward/Leeward High1.2902
Coastal/Long Distance1.2450
Predominantly Upwind1.2761
Predominantly Downwind1.2989
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.0260
Tretall Distanseseilas Mellomvind1.3628
Tretall Distanseseilas Mye vind1.5916
Tretall Pølsebane Lite vind0.7917
Tretall Pølsebane Mellomvind1.1030
Tretall Pølsebane Mye vind1.2902
Distanseseilas ett tall (OSN 8-16kn)1.2450
Distanseseilas ett tall (APH 6-20kn)1.3592
Enkeltall Motvind1.2761
Enkeltall Medvind1.2989
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Coastal/Long Distance481.91.2450
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind470.21.2761
Predominantly Downwind461.91.2989
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore449.51.3347
Cape Doctor Coastal361.91.6578
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0260
Triple Number Coastal/Long Distance Medium1.3628
Triple Number Coastal/Long Distance High1.5916
Triple Number Windward/Leeward Low0.7917
Triple Number Windward/Leeward Medium1.1030
Triple Number Windward/Leeward High1.2902
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0260
Triple Number Coastal/Long Distance Medium1.3628
Triple Number Coastal/Long Distance High1.5916
Triple Number Windward/Leeward Low0.7917
Triple Number Windward/Leeward Medium1.1030
Triple Number Windward/Leeward High1.2902
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Predominantly Upwind470.21.2761
Predominantly Downwind461.91.2989
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance481.91.2450
Triple Number Coastal/Long Distance Low584.81.0260
Triple Number Coastal/Long Distance Medium440.31.3628
Triple Number Coastal/Long Distance High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance847.6631.3520.0453.8417.9388.8334.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low584.81.0260
Triple Number All Purpose Medium440.31.3628
Triple Number All Purpose High377.01.5916
Triple Number Windward/Leeward Low757.90.7917
Triple Number Windward/Leeward Medium544.01.1030
Triple Number Windward/Leeward High465.01.2902
Predominantly Upwind470.21.2761
Predominantly Downwind461.91.2989
Predominantly Upwind Low637.70.9409
Predominantly Upwind Medium479.21.2521
Predominantly Upwind High429.31.3975
Predominantly Downwind Low656.20.9144
Predominantly Downwind Medium465.21.2897
Predominantly Downwind High380.51.5770
Chicago-Mac Upwind1.2518
Chicago-Mac All Purpose1.2606
Chicago-Mac Downwind1.2747
Bayview-Mac Cove Island1.1640
Bayview-Mac Shore1.1859
Harvest Moon Regatta381.71.5721
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy448.21.3386
San Francisco Bay Medium535.21.1210
Predominantly Reaching421.91.4221
Predominantly Reaching Low530.41.1313
Predominantly Reaching Medium421.11.4247
Predominantly Reaching High354.41.6928
Windward/Leeward 60-40 Low755.40.7943
Windward/Leeward 60-40 Medium550.31.0904
Windward/Leeward 60-40 High479.11.2522
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low832.00.7212
5-Band Low / Medium687.60.8726
5-Band Medium533.31.1251
5-Band Medium / High474.41.2647
5-Band High445.31.3475
ORC Ref  03330002O7BIssued on 12/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

FISHTALES

USA 97834

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSCHOCK 55Measurement07/02/1992HINPlan reviewHull constructionLightCarbon RudderNoLight stanchionsNoTrim tabNo
LOA16.662Max. Beam3.908Draft2.814Displacement8,942Wetted area38.96IMS L14.056LSM013.731Acc. length12.701Sink (kg/mm) 29.61
VCGD-2.151VCGM-2.149RM Rated (kg·m) 571.0Limit of positive stability(°) 161.7Stability Index167.5
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.507PBW0.133PIPA0.0042
PSD0.032PHD0.050PHL0.154
PSA13.0°ESL1.279
ST10.026ST20.111ST30.111
ST40.064ST50.532
RIG
Forestay tensionAftInner stayAdjustableCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders4Rotating mastNo
P17.001IG19.241ISP19.210MDT10.123MDL10.245MDT20.123MDL20.169TL3.498MW0.169GO0.203
E6.651J5.921BAS1.897FSD0.038SFJ0.200SPL6.295WPLTPS6.295BD0.221MWT322.07MCG6.579
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date08/06/2021MeasurerComment
SFFP0.744FFM1.271FF1.281LCFcl8.695SG1.0000
SAFP15.295FAM1.033FA1.039LCFsh8.913HBI1.074
W1109.0W2109.0W3109.0W4109.0
PD1230.0PD2230.0PD3230.0PD4230.0
WD15.286PLM9000.00GSA1.0RSA1.0RM570.5
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  03330002O7BIssued on 12/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

FISHTALES

USA 97834

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain-230.151.252.354.105.4064.8201/05/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ30.090.701.402.854.205.7519.50NoNo 55.3916/02/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA220.2517.6418.9510.2010.15100%160.8701/03/2022
ORC Ref  03330002O7BIssued on 12/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org