International
Certificate
2023

Boat

ZIG ZAG

USA 12912

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°41.1°39.4°38.7°38.2°38.2°38.8°
Beat VMG3.814.635.115.315.425.485.48
52°5.816.857.377.587.687.747.79
60°6.217.147.587.807.917.978.04
75°6.617.477.838.028.218.338.47
90°6.687.598.018.318.518.678.92
110°6.517.538.078.488.859.169.67
120°6.207.408.028.498.899.2610.14
135°5.586.917.748.288.799.3410.72
150°4.725.956.997.708.118.489.28
Run VMG4.085.156.056.677.037.458.27
Gybe Angles143.3°146.9°149.2°150.7°150.2°173.0°174.8°

APH: 512.2

CDL: 10.350

GPH: 570.3

CertNo: US7025

BOAT
ClassJ 122DesignerJ BoatsBuilderJ CompositesAge date01/2008Series date01/2008Offset fileJ122 VER.OFFData fileUS7025
HULL
Length Overall12.190 mMaximum Beam3.638 mDraft2.221 mDisplacement7,033 kgDLR5.6795IMS DivisionCruiser/RacerDynamic Allowance0.110%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight570 kgMinimum weight428 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail49.3850.30Headsail Luffed41.1541.15Headsail Flying66.4769.31SymmetricAsymmetric154.65154.65 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail14.65Storm Jib14.05Heavy Weather Jib37.94
SAIL LIMITS
Headsails6  Spinnakers5
STABILITY
Righting Moment177.4 kg·mStability Index123.2
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  04560002S04Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

ZIG ZAG

USA 12912

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 VMG943.8776.9704.2677.3664.4657.5656.7
52°620.1525.6488.4475.2468.7465.0461.9
60°579.9504.1474.9461.7455.4451.5447.6
75°544.4482.0459.6448.7438.5432.4425.2
90°538.5474.5449.6433.3422.9415.3403.5
110°552.8478.3446.4424.5406.9393.0372.4
120°580.5486.8448.8424.2404.9388.8355.0
135°645.6520.7465.3435.0409.4385.3335.7
150°763.4605.3515.3467.8443.8424.5387.9
Run VMG881.5698.9595.0539.6512.4483.3435.4
Selected Courses
Windward / Leeward912.6737.9649.6608.5588.4570.4546.0
All purpose696.9578.7524.0497.1481.3468.5449.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward633.90.9465
All purpose512.21.1714
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8266
Downwind "popa"1.0130
70% up, 30% down "Ilhabela"0.8749
30% up, 70% down "Ilhabela-inverso"0.9488
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Predominantly Upwind555.21.0807
Predominantly Downwind514.21.1668
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low637.80.9407
Triple Number All Purpose Medium508.91.1790
Triple Number All Purpose High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Predominantly Upwind555.21.0807
Predominantly Downwind514.21.1668
Predominantly Upwind Low716.50.8373
Predominantly Upwind Medium576.81.0402
Predominantly Upwind High548.31.0942
Predominantly Downwind Low693.90.8647
Predominantly Downwind Medium510.41.1756
Predominantly Downwind High437.61.3712
Chicago-Mac Upwind1.0625
Chicago-Mac All Purpose1.1022
Chicago-Mac Downwind1.1479
Bayview-Mac Cove Island1.0335
Bayview-Mac Shore1.0387
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching482.01.2448
Predominantly Reaching Low573.71.0458
Predominantly Reaching Medium476.61.2588
Predominantly Reaching High427.21.4045
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low899.20.6673
5-Band Low / Medium758.00.7916
5-Band Medium619.50.9684
5-Band Medium / High572.61.0479
5-Band High550.31.0904
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance557.2
Triple Number Coastal/Long Distance Low637.8
Triple Number Coastal/Long Distance Medium508.9
Triple Number Coastal/Long Distance High464.4
Triple Number Windward/Leeward Low825.3
Triple Number Windward/Leeward Medium627.9
Triple Number Windward/Leeward High565.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9407
Triple Number Coastal/Long Distance Medium1.1790
Triple Number Coastal/Long Distance High1.2919
Triple Number Windward/Leeward Low0.7270
Triple Number Windward/Leeward Medium0.9555
Triple Number Windward/Leeward High1.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low637.8
Triple Number Coastal/Long Distance Medium508.9
Triple Number Coastal/Long Distance High464.4
Triple Number Windward/Leeward Low825.3
Triple Number Windward/Leeward Medium627.9
Triple Number Windward/Leeward High565.8
Predominantly Upwind555.2
Predominantly Downwind514.2
Predominantly Reaching492.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9407
Triple Number Coastal/Long Distance Medium1.1790
Triple Number Coastal/Long Distance High1.2919
Triple Number Windward/Leeward Low0.7270
Triple Number Windward/Leeward Medium0.9555
Triple Number Windward/Leeward High1.0605
Coastal/Long Distance1.0768
Predominantly Upwind1.0807
Predominantly Downwind1.1668
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9407
Tretall Distanseseilas Mellomvind1.1790
Tretall Distanseseilas Mye vind1.2919
Tretall Pølsebane Lite vind0.7270
Tretall Pølsebane Mellomvind0.9555
Tretall Pølsebane Mye vind1.0605
Distanseseilas ett tall (OSN 8-16kn)1.0768
Distanseseilas ett tall (APH 6-20kn)1.1714
Enkeltall Motvind1.0807
Enkeltall Medvind1.1668
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Coastal/Long Distance557.21.0768
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind555.21.0807
Predominantly Downwind514.21.1668
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore553.31.0843
Cape Doctor Coastal455.01.3187
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9407
Triple Number Coastal/Long Distance Medium1.1790
Triple Number Coastal/Long Distance High1.2919
Triple Number Windward/Leeward Low0.7270
Triple Number Windward/Leeward Medium0.9555
Triple Number Windward/Leeward High1.0605
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9407
Triple Number Coastal/Long Distance Medium1.1790
Triple Number Coastal/Long Distance High1.2919
Triple Number Windward/Leeward Low0.7270
Triple Number Windward/Leeward Medium0.9555
Triple Number Windward/Leeward High1.0605
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Predominantly Upwind555.21.0807
Predominantly Downwind514.21.1668
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0768
Triple Number Coastal/Long Distance Low637.80.9407
Triple Number Coastal/Long Distance Medium508.91.1790
Triple Number Coastal/Long Distance High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance909.5693.9587.7530.5500.1473.9429.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low637.80.9407
Triple Number All Purpose Medium508.91.1790
Triple Number All Purpose High464.41.2919
Triple Number Windward/Leeward Low825.30.7270
Triple Number Windward/Leeward Medium627.90.9555
Triple Number Windward/Leeward High565.81.0605
Predominantly Upwind555.21.0807
Predominantly Downwind514.21.1668
Predominantly Upwind Low716.50.8373
Predominantly Upwind Medium576.81.0402
Predominantly Upwind High548.31.0942
Predominantly Downwind Low693.90.8647
Predominantly Downwind Medium510.41.1756
Predominantly Downwind High437.61.3712
Chicago-Mac Upwind1.0625
Chicago-Mac All Purpose1.1022
Chicago-Mac Downwind1.1479
Bayview-Mac Cove Island1.0335
Bayview-Mac Shore1.0387
Harvest Moon Regatta445.81.3458
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy548.51.0939
San Francisco Bay Medium617.40.9718
Predominantly Reaching482.01.2448
Predominantly Reaching Low573.71.0458
Predominantly Reaching Medium476.61.2588
Predominantly Reaching High427.21.4045
Windward/Leeward 60-40 Low832.30.7209
Windward/Leeward 60-40 Medium649.50.9237
Windward/Leeward 60-40 High597.41.0043
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low899.20.6673
5-Band Low / Medium758.00.7916
5-Band Medium619.50.9684
5-Band Medium / High572.61.0479
5-Band High550.31.0904
ORC Ref  04560002S04Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

ZIG ZAG

USA 12912

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 122Measurement22/12/2022HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.190Max. Beam3.638Draft2.221Displacement7,033Wetted area30.60IMS L10.979LSM010.738Acc. length11.823Sink (kg/mm) 22.94
VCGD-0.002VCGM-0.021RM Rated (kg·m) 177.4Limit of positive stability(°) 119.4Stability Index123.2
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBW0.114PIPA0.0039
EDL2.383ST10.065ST20.177
ST30.180ST40.110ST50.295
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.645IG16.638ISP17.613MDT10.126MDL10.252MDT20.098MDL20.154TL2.045MW0.213GO0.247
E5.350J4.565BAS1.728FSD0.036SFJ0.315SPLWPLTPS6.480BD0.220MWT174.00MCG5.920
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date22/12/2022MeasurerComment
SFFP0.300FFM1.380FF1.389LCFcl6.784SG1.0160
SAFP11.850FAM0.975FA0.977LCFsh7.015HBI1.163
W1121.8W2121.8W3121.8W4121.8LCFD6.751
PD1272.5PD2273.7PD3273.2PD4272.1
WD4.989PLM9000.00GSA1.0RSA1.0RM175.4
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAStbd side setteeFuel132665.430.00Total deductible555.430.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneousRadar unit on pole mounted at stern1011.803.10Total deductible0
ORC Ref  04560002S04Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

ZIG ZAG

USA 12912

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1390720.161.102.003.444.4249.3822/12/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentEvo J00.101.212.294.215.586.3717.65NoYes066.4717/05/2022Evo J1.50.160.741.382.563.734.9216.20YesNo 41.1522/12/2022
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment13990320.2516.5518.4010.229.55107%154.6523/12/2022A213990517.7516.3817.077.009.3075%106.0919/04/2021Code Zero
ORC Ref  04560002S04Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org