Club
Certificate
Double Handed
2023

Boat

j-walk II

NOR 11623

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.2°41.2°39.6°38.7°37.8°37.8°37.8°
Beat VMG4.124.935.375.605.735.825.88
52°6.287.307.757.958.068.148.22
60°6.607.567.978.168.288.368.46
75°6.817.718.148.408.588.718.89
90°6.677.648.158.498.779.019.35
110°6.477.708.308.699.069.389.94
120°6.357.648.318.799.209.6410.62
135°5.687.178.068.649.199.7911.25
150°4.806.087.228.058.528.9510.06
Run VMG4.165.266.256.987.387.758.71
Gybe Angles143.3°146.6°147.8°151.2°150.1°148.2°144.1°

APH: 490.5

CDL: 11.355

GPH: 546.9

CertNo: 9186

BOAT
ClassJ/133DesignerJohnstoneBuilderJeuropeAge date01/2005Series date01/2004Offset fileJ133.OFFData file9186
HULL
Length Overall13.160 mMaximum Beam3.874 mDraft2.285 mDisplacement8,824 kgDLR5.2387IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.440m
CREW
Maximum weight170 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail55.7656.89Headsail Luffed63.6363.63Headsail FlyingSymmetricAsymmetric196.98196.98 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail16.34Storm Jib15.25Heavy Weather Jib41.16
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting MomentN/AStability 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  03440002K0NIssued on 30/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

j-walk II

NOR 11623

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG873.8729.5669.8642.5628.0618.9612.6
52°573.5493.0464.3452.9446.6442.5438.1
60°545.4476.4451.8441.1434.7430.5425.4
75°528.8466.9442.5428.7419.7413.3405.1
90°540.0471.2441.5424.1410.6399.8385.1
110°556.2467.7434.0414.2397.4383.8362.2
120°566.5470.9433.1409.4391.5373.3338.9
135°633.7501.9446.7416.8391.5367.8319.9
150°749.3592.2498.6447.3422.7402.1357.8
Run VMG865.2683.8575.8515.6488.1464.4413.2
Selected Courses
Windward / Leeward869.5706.7622.8579.1558.0541.6512.9
All purpose670.4556.3503.6476.0459.7446.5424.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward603.80.9936
All purpose490.51.2233
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8795
Downwind "popa"1.0484
70% up, 30% down "Ilhabela"0.9242
30% up, 70% down "Ilhabela-inverso"0.9913
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Predominantly Upwind529.01.1342
Predominantly Downwind494.31.2139
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low613.40.9782
Triple Number All Purpose Medium487.81.2299
Triple Number All Purpose High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Predominantly Upwind529.01.1342
Predominantly Downwind494.31.2139
Predominantly Upwind Low677.30.8859
Predominantly Upwind Medium549.01.0928
Predominantly Upwind High518.41.1575
Predominantly Downwind Low673.30.8911
Predominantly Downwind Medium490.91.2222
Predominantly Downwind High417.71.4363
Chicago-Mac Upwind1.1147
Chicago-Mac All Purpose1.1503
Chicago-Mac Downwind1.1933
Bayview-Mac Cove Island1.0782
Bayview-Mac Shore1.0867
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching464.21.2925
Predominantly Reaching Low556.11.0789
Predominantly Reaching Medium459.51.3058
Predominantly Reaching High408.31.4697
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low857.00.7001
5-Band Low / Medium724.60.8281
5-Band Medium590.41.0163
5-Band Medium / High542.71.1056
5-Band High517.91.1586
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance532.9
Triple Number Coastal/Long Distance Low613.4
Triple Number Coastal/Long Distance Medium487.8
Triple Number Coastal/Long Distance High441.4
Triple Number Windward/Leeward Low788.1
Triple Number Windward/Leeward Medium599.0
Triple Number Windward/Leeward High535.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9782
Triple Number Coastal/Long Distance Medium1.2299
Triple Number Coastal/Long Distance High1.3592
Triple Number Windward/Leeward Low0.7613
Triple Number Windward/Leeward Medium1.0016
Triple Number Windward/Leeward High1.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low613.4
Triple Number Coastal/Long Distance Medium487.8
Triple Number Coastal/Long Distance High441.4
Triple Number Windward/Leeward Low788.1
Triple Number Windward/Leeward Medium599.0
Triple Number Windward/Leeward High535.0
Predominantly Upwind529.0
Predominantly Downwind494.3
Predominantly Reaching474.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9782
Triple Number Coastal/Long Distance Medium1.2299
Triple Number Coastal/Long Distance High1.3592
Triple Number Windward/Leeward Low0.7613
Triple Number Windward/Leeward Medium1.0016
Triple Number Windward/Leeward High1.1216
Coastal/Long Distance1.1260
Predominantly Upwind1.1342
Predominantly Downwind1.2139
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9782
Tretall Distanseseilas Mellomvind1.2299
Tretall Distanseseilas Mye vind1.3592
Tretall Pølsebane Lite vind0.7613
Tretall Pølsebane Mellomvind1.0016
Tretall Pølsebane Mye vind1.1216
Distanseseilas ett tall (OSN 8-16kn)1.1260
Distanseseilas ett tall (APH 6-20kn)1.2233
Enkeltall Motvind1.1342
Enkeltall Medvind1.2139
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Coastal/Long Distance532.91.1260
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind529.01.1342
Predominantly Downwind494.31.2139
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore521.51.1505
Cape Doctor Coastal430.91.3925
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9782
Triple Number Coastal/Long Distance Medium1.2299
Triple Number Coastal/Long Distance High1.3592
Triple Number Windward/Leeward Low0.7613
Triple Number Windward/Leeward Medium1.0016
Triple Number Windward/Leeward High1.1216
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9782
Triple Number Coastal/Long Distance Medium1.2299
Triple Number Coastal/Long Distance High1.3592
Triple Number Windward/Leeward Low0.7613
Triple Number Windward/Leeward Medium1.0016
Triple Number Windward/Leeward High1.1216
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Predominantly Upwind529.01.1342
Predominantly Downwind494.31.2139
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance532.91.1260
Triple Number Coastal/Long Distance Low613.40.9782
Triple Number Coastal/Long Distance Medium487.81.2299
Triple Number Coastal/Long Distance High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance869.1665.9564.2507.2477.3451.3406.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low613.40.9782
Triple Number All Purpose Medium487.81.2299
Triple Number All Purpose High441.41.3592
Triple Number Windward/Leeward Low788.10.7613
Triple Number Windward/Leeward Medium599.01.0016
Triple Number Windward/Leeward High535.01.1216
Predominantly Upwind529.01.1342
Predominantly Downwind494.31.2139
Predominantly Upwind Low677.30.8859
Predominantly Upwind Medium549.01.0928
Predominantly Upwind High518.41.1575
Predominantly Downwind Low673.30.8911
Predominantly Downwind Medium490.91.2222
Predominantly Downwind High417.71.4363
Chicago-Mac Upwind1.1147
Chicago-Mac All Purpose1.1503
Chicago-Mac Downwind1.1933
Bayview-Mac Cove Island1.0782
Bayview-Mac Shore1.0867
Harvest Moon Regatta427.61.4033
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy518.41.1574
San Francisco Bay Medium589.11.0185
Predominantly Reaching464.21.2925
Predominantly Reaching Low556.11.0789
Predominantly Reaching Medium459.51.3058
Predominantly Reaching High408.31.4697
Windward/Leeward 60-40 Low790.80.7587
Windward/Leeward 60-40 Medium618.20.9706
Windward/Leeward 60-40 High563.51.0648
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low857.00.7001
5-Band Low / Medium724.60.8281
5-Band Medium590.41.0163
5-Band Medium / High542.71.1056
5-Band High517.91.1586
ORC Ref  03440002K0NIssued on 30/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

j-walk II

NOR 11623

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ/133MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA13.160Max. Beam3.874Draft2.285Displacement8,824Wetted area35.69IMS L11.909LSM011.897Acc. length12.591Sink (kg/mm) 26.33
VCGD-0.280VCGM-0.329RM Rated (kg·m) 262.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.440PBWPIPA0.0041
EDL1.530ST10.070ST20.180
ST30.180ST40.110ST50.260
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P16.460IG17.360ISP17.880MDT10.130MDL10.220MDT20.090MDL20.130TL1.220MW0.190GO0.220
E5.670J5.230BAS1.800FSDFoilSFJ0.000SPL0.000WPLTPS7.300BDMWT208.00MCG6.090
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.280Flotation Date01/01/2015MeasurerComment
SFFP0.223FFMFF1.379LCFcl7.307SG1.0030
SAFP12.520FAMFA1.016LCFsh7.561HBI1.205
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002K0NIssued on 30/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

j-walk II

NOR 11623

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment469-2019041708460.181.212.183.674.7655.7617/04/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment469-2019051311030.680.921.763.575.497.1317.50NoNo 63.6313/05/2019469-2019061110590.070.771.482.763.995.1317.50NoNo 47.1217/04/2019469-2019051312260.060.671.312.633.965.2617.50NoNo 46.1513/05/2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment329-20060531181922.1717.1419.6612.1111.69104%196.9831/05/2006336-20120925145622.0016.9019.4511.6410.87107%186.1725/09/2012D-206 A-4336-20120925145220.1516.0018.0810.0512.0084%157.2525/09/2012D-206 A-1329-20060531181820.1016.2018.1510.0611.4088%156.2131/05/2006469-20200408100320.1516.9418.559.9710.5095%155.7208/04/2020
ORC Ref  03440002K0NIssued on 30/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org