International
Certificate
Double Handed
2022

Boat

DIGGER

USA 84949

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°41.8°40.8°39.6°38.7°38.4°38.2°
Beat VMG3.924.725.225.495.635.715.84
52°5.967.067.647.867.978.038.11
60°6.297.367.868.078.188.258.32
75°6.547.558.028.288.478.598.73
90°6.467.518.048.358.628.879.24
110°6.207.508.158.538.779.009.43
120°6.067.378.108.548.999.349.89
135°5.446.797.778.308.759.2710.42
150°4.625.826.917.748.178.489.19
Run VMG4.005.045.986.707.087.478.31
Gybe Angles143.9°146.9°147.8°150.2°151.1°170.0°176.6°

APH: 504.9

CDL: 11.189

GPH: 564.5

CertNo: US6875

BOAT
ClassJ-44 NEW RUDDERDesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date06/1990Series date06/1989Offset fileUS19698.OFFData fileUS6875 DH
HULL
Length Overall13.717 mMaximum Beam4.206 mDraft2.465 mDisplacement10,909 kgDLR5.8654IMS DivisionPerformanceDynamic Allowance0.005%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.406m
CREW
Maximum weight170 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail57.6158.89Headsail Luffed70.4470.44Headsail FlyingSymmetricAsymmetric171.68171.68 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail16.90Storm Jib17.04Heavy Weather Jib45.99
SAIL LIMITS
Headsails6  Spinnakers4
STABILITY
Righting Moment327.0 kg·mStability Index128.3
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.

International
Certificate
Double Handed
2022

Boat

DIGGER

USA 84949

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 VMG919.2763.3689.7656.2639.4630.6616.0
52°603.8509.9471.3458.2451.7448.1444.1
60°572.4489.3458.2446.1440.1436.4432.7
75°550.4476.7448.9434.8425.3419.1412.2
90°557.5479.4447.7430.9417.7405.9389.5
110°581.1480.1441.6422.3410.6400.0381.8
120°594.3488.2444.5421.3400.4385.3363.9
135°661.3530.1463.3433.8411.2388.4345.5
150°779.6618.3521.1465.4440.9424.6391.9
Run VMG900.2713.9601.7537.4508.5482.0433.0
Selected Courses
Windward / Leeward909.7738.6645.7596.8573.9556.3524.5
All purpose700.7577.8517.8488.0471.6458.9438.0
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward624.20.9613
All purpose504.91.1884
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8546
Downwind "popa"1.0056
70% up, 30% down "Ilhabela"0.8949
30% up, 70% down "Ilhabela-inverso"0.9550
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Predominantly Upwind543.61.1037
Predominantly Downwind512.81.1701
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low639.20.9386
Triple Number All Purpose Medium501.31.1969
Triple Number All Purpose High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Predominantly Upwind543.61.1037
Predominantly Downwind512.81.1701
Predominantly Upwind Low708.30.8470
Predominantly Upwind Medium561.51.0685
Predominantly Upwind High526.31.1401
Predominantly Downwind Low702.40.8542
Predominantly Downwind Medium509.91.1767
Predominantly Downwind High435.21.3785
Chicago-Mac Upwind1.0851
Chicago-Mac All Purpose1.1152
Chicago-Mac Downwind1.1513
Bayview-Mac Cove Island1.0425
Bayview-Mac Shore1.0524
Victoria-Maui1.2184
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance549.7
Triple Number Coastal/Long Distance Low639.2
Triple Number Coastal/Long Distance Medium501.3
Triple Number Coastal/Long Distance High454.2
Triple Number Windward/Leeward Low824.2
Triple Number Windward/Leeward Medium619.2
Triple Number Windward/Leeward High548.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9386
Triple Number Coastal/Long Distance Medium1.1969
Triple Number Coastal/Long Distance High1.3209
Triple Number Windward/Leeward Low0.7280
Triple Number Windward/Leeward Medium0.9690
Triple Number Windward/Leeward High1.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low639.2
Triple Number Coastal/Long Distance Medium501.3
Triple Number Coastal/Long Distance High454.2
Triple Number Windward/Leeward Low824.2
Triple Number Windward/Leeward Medium619.2
Triple Number Windward/Leeward High548.8
Predominantly Upwind543.6
Predominantly Downwind512.8
Predominantly Reaching489.8
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9386
Triple Number Coastal/Long Distance Medium1.1969
Triple Number Coastal/Long Distance High1.3209
Triple Number Windward/Leeward Low0.7280
Triple Number Windward/Leeward Medium0.9690
Triple Number Windward/Leeward High1.0933
Coastal/Long Distance1.0915
Predominantly Upwind1.1037
Predominantly Downwind1.1701
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0915
Tretall Distanseseilas Lite vind0.9386
Tretall Distanseseilas Mellomvind1.1969
Tretall Distanseseilas Mye vind1.3209
Tretall Pølsebane Lite vind0.7280
Tretall Pølsebane Mellomvind0.9690
Tretall Pølsebane Mye vind1.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Coastal/Long Distance549.71.0915
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind543.61.1037
Predominantly Downwind512.81.1701
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore534.01.1235
Cape Doctor Coastal444.31.3505
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9386
Triple Number Coastal/Long Distance Medium1.1969
Triple Number Coastal/Long Distance High1.3209
Triple Number Windward/Leeward Low0.7280
Triple Number Windward/Leeward Medium0.9690
Triple Number Windward/Leeward High1.0933
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9386
Triple Number Coastal/Long Distance Medium1.1969
Triple Number Coastal/Long Distance High1.3209
Triple Number Windward/Leeward Low0.7280
Triple Number Windward/Leeward Medium0.9690
Triple Number Windward/Leeward High1.0933
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Predominantly Upwind543.61.1037
Predominantly Downwind512.81.1701
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.71.0915
Triple Number Coastal/Long Distance Low639.20.9386
Triple Number Coastal/Long Distance Medium501.31.1969
Triple Number Coastal/Long Distance High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance908.8694.7582.8520.5488.8463.2421.1
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low639.20.9386
Triple Number All Purpose Medium501.31.1969
Triple Number All Purpose High454.21.3209
Triple Number Windward/Leeward Low824.20.7280
Triple Number Windward/Leeward Medium619.20.9690
Triple Number Windward/Leeward High548.81.0933
Predominantly Upwind543.61.1037
Predominantly Downwind512.81.1701
Predominantly Upwind Low708.30.8470
Predominantly Upwind Medium561.51.0685
Predominantly Upwind High526.31.1401
Predominantly Downwind Low702.40.8542
Predominantly Downwind Medium509.91.1767
Predominantly Downwind High435.21.3785
Chicago-Mac Upwind1.0851
Chicago-Mac All Purpose1.1152
Chicago-Mac Downwind1.1513
Bayview-Mac Cove Island1.0425
Bayview-Mac Shore1.0524
Harvest Moon Regatta447.11.3419
Victoria-Maui1.2184
5-Band
Windward/Leeward
Time On DistanceTime On Time
5-Band Low896.60.6692
5-Band Low / Medium755.90.7938
5-Band Medium609.60.9843
5-Band Medium / High557.31.0766
5-Band High530.01.1321

International
Certificate
Double Handed
2022

Boat

DIGGER

USA 84949

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-44 NEW RUDDERMeasurement25/09/2020HIN30Plan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA13.717Max. Beam4.206Draft2.465Displacement10,909Wetted area39.85IMS L12.021LSM012.297Acc. length13.670Sink (kg/mm) 29.78
VCGD-0.146VCGM-0.161RM Measured (kg·m) 327.0RM Default (kg·m) 269.0Limit of positive stability(°) 122.5Stability Index128.3
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.406PBW0.000PIPA0.0041
PSD0.031PHD0.046PHL0.156
PSA19.0°ESL0.979
ST10.022ST20.122ST30.122
ST40.061ST50.220
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3
P16.307IG18.337ISP18.353MDT10.129MDL10.232MDT20.116MDL20.177TL3.506MW0.174GO0.208
E5.920J5.228BAS1.832FSD0.034SFJ0.000SPL0.000WPLTPS6.920BD0.202MWT330.22MCG5.862
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date25/09/2020MeasurerComment
SFFP0.760FFM1.386FF1.388LCFcl7.708SG1.0200
SAFP13.183FAM0.937FA0.940LCFsh7.998HBI1.167
W1196.6W2196.6W3196.6W4196.6LCFD5.305
PD1280.6PD2280.6PD3280.5PD4280.5
WD5.925PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1FUEL ALUMINUM 5 GAL FUEL0.9000231910.160.00Total deductible1710.160.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0

International
Certificate
Double Handed
2022

Boat

DIGGER

USA 84949

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment30892390.211.262.243.844.9757.61NORTH2016 MAIN
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentLM Genoa0.091.001.913.805.797.8718.17NoNo 70.4412/04/2022Doyle RIUnknown
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialComment308925921.1017.9419.5210.4910.8197%171.68