Non Spin/HSFClub Certificate2025
JEWEL35
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles40.4°40.4°38.9°38.8°38.8°38.9°38.9°39.6°42.1°
Beat VMG2.413.163.623.823.913.963.994.013.88
52°3.634.665.205.455.575.645.685.735.72
60°3.814.845.365.605.735.815.865.925.93
75°3.934.975.485.745.916.026.106.206.25
90°3.864.935.495.796.016.176.316.496.60
110°3.484.625.345.736.006.246.466.806.95
120°3.254.385.175.635.926.176.416.857.17
135°2.813.894.755.355.725.996.236.727.21
150°2.353.364.244.975.475.796.056.537.04
Run VMG2.012.913.734.475.095.545.846.346.83
Gybe Angles150.7°150.7°161.3°175.7°178.1°179.3°179.3°179.0°179.2°
APH ToD:701.3CDL: 5.572APH ToT: 0.8556CertNo:USA35
BOAT
ClassPacific ClassDesignerKettenburgBuilderKettenburgAge date01/1939Series date01/1929Offset filePC.offData fileUSA35
HULL
Length Overall9.753 mMaximum Beam2.030 mDraft1.456 mDisplacement2,358 kgDLR13.8066IMS DivisionPerformanceDynamic Allowance0.390%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight272 kg(declared)Minimum weight142 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.6929.51Headsail Luffed13.1413.14Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail8.77Storm Jib3.51Heavy Weather Jib9.47
SAIL LIMITS
Headsails5
✱ Zero set flying
✱ Woven polyester sails
Spinnakers0
✱ Spinnaker pole aboard
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.
Non Spin/HSFClub Certificate2025
JEWEL35
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1494.61137.6993.9942.1919.8909.0901.3898.7928.5
52°992.4773.1691.9660.2646.3638.5633.3627.9629.7
60°945.9743.5672.0642.8627.9620.1614.7608.3607.0
75°916.1723.7657.4627.5609.6597.6590.2580.2575.9
90°932.0729.9656.3622.1598.8583.3570.8554.7545.3
110°1033.3780.0673.7627.9599.7576.7556.9529.3518.0
120°1108.9822.2696.0639.8608.4583.8562.0525.7502.0
135°1280.2925.4758.6672.5629.4601.3577.6535.6499.3
150°1533.11072.8848.3725.0658.3621.6595.5551.7511.3
Run VMG1791.01238.3965.3806.2706.8650.0616.0567.7527.3
Selected Courses
Windward / Leeward1637.21187.9979.6874.1813.3779.5758.6733.2727.9
All purpose1237.3922.6784.5718.9682.9661.4645.8624.1615.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward844.60.7104
All purpose701.30.8556
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6266
Downwind "popa"0.7567
70% up, 30% down "Ilhabela"0.6607
30% up, 70% down "Ilhabela-inverso"0.7124
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Predominantly Upwind752.20.7977
Predominantly Downwind708.10.8474
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low853.50.7030
Triple Number AP Medium698.00.8596
Triple Number AP High641.50.9352
Triple Number Windward/Leeward Low1129.10.5314
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Single Number Predominant Upwind774.90.7743
Single Number Predominant Reaching693.50.8651
Single Number Predominant Downwind738.20.8128
Predominant Upwind - Low981.60.6112
Predominant Upwind - Low/Med799.30.7507
Predominant Upwind - Medium736.20.8150
Predominant Upwind - Med/High704.10.8521
Predominant Upwind - High691.20.8680
Predominant Downwind Low1047.70.5727
Predominant Downwind Low/Med792.40.7572
Predominant Downwind Medium685.90.8747
Predominant Downwind Med/High623.60.9622
Predominant Downwind High589.51.0179
Predominant Reaching Low907.10.6614
Predominant Reaching Low/Med726.40.8260
Predominant Reaching Medium657.00.9132
Predominant Reaching Med/High615.80.9743
Predominant Reaching High592.61.0125
SA/DSPL Upwind23.55SA/DSPL Downwind23.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1249.60.4802
5-Band Windward/Leeward Low/Med948.50.6325
5-Band Windward/Leeward Medium827.10.7254
5-Band Windward/Leeward Med/High762.40.7869
5-Band Windward/Leeward High736.70.8145
Windward/Leeward 60-40 Low1237.80.4847
Windward/Leeward 60-40 Low/Med956.00.6276
Windward/Leeward 60-40 Medium846.90.7084
Windward/Leeward 60-40 Med/High790.70.7588
Windward/Leeward 60-40 High770.20.7790
5-Band AP Low938.40.6394
5-Band AP Low/Med766.70.7826
5-Band AP Medium690.60.8688
5-Band AP Med/High647.90.9261
5-Band AP High626.30.9579
5-Band SF Bay Tour - Low1082.50.5543
5-Band SF Bay Tour - Low/Med912.40.6576
5-Band SF Bay Tour - Medium808.20.7424
5-Band SF Bay Tour - Med/High753.30.7965
5-Band SF Bay Tour - High730.10.8219
Chicago-Mac Upwind0.7564
Chicago-Mac All Purpose0.7752
Chicago-Mac Downwind0.7874
Bayview-Mac Cove Island0.5903
Bayview-Mac Shore0.5964
Harvest Moon Regatta617.40.9718
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance757.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7917
Triple Number Coastal/Long Distance Low0.7030
Triple Number Coastal/Long Distance Medium0.8596
Triple Number Coastal/Long Distance High0.9352
Triple Number Windward/Leeward Low0.5536
Triple Number Windward/Leeward Medium0.7152
Triple Number Windward/Leeward High0.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
For information
General Purpose Handicap (GPH)775.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low853.5
Triple Number Coastal/Long Distance Medium698.0
Triple Number Coastal/Long Distance High641.6
Triple Number Windward/Leeward Low1083.8
Triple Number Windward/Leeward Medium838.9
Triple Number Windward/Leeward High754.3
Predominantly Upwind752.2
Predominantly Downwind708.1
Predominantly Reaching682.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7030
Triple Number Coastal/Long Distance Medium0.8596
Triple Number Coastal/Long Distance High0.9352
Triple Number Windward/Leeward Low0.5536
Triple Number Windward/Leeward Medium0.7152
Triple Number Windward/Leeward High0.7954
Coastal/Long Distance0.7917
Predominantly Upwind0.7977
Predominantly Downwind0.8474
For information
General Purpose Handicap (GPH)775.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8556
Distanseseilas Trippeltall svak vind0.7030
Distanseseilas Trippeltall mellomvind0.8596
Distanseseilas Trippeltall sterk vind0.9352
Pølsebane Trippeltall svak vind0.5536
Pølsebane Trippeltall mellomvind0.7152
Pølsebane Trippeltall sterk vind0.7954
Motvind Singeltall0.7977
Medvind Singeltall0.8474
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Coastal/Long Distance757.90.7917
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind752.20.7977
Predominantly Downwind708.10.8474
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore729.50.8225
Cape Doctor Coastal618.00.9708
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7030
Triple Number Coastal/Long Distance Medium0.8596
Triple Number Coastal/Long Distance High0.9352
Triple Number Windward/Leeward Low0.5536
Triple Number Windward/Leeward Medium0.7152
Triple Number Windward/Leeward High0.7954
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7030
Triple Number Coastal/Long Distance Medium0.8596
Triple Number Coastal/Long Distance High0.9352
Triple Number Windward/Leeward Low0.5536
Triple Number Windward/Leeward Medium0.7152
Triple Number Windward/Leeward High0.7954
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Predominantly Upwind752.20.7977
Predominantly Downwind708.10.8474
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance757.90.7917
Triple Number Coastal/Long Distance Low853.50.7030
Triple Number Coastal/Long Distance Medium698.00.8596
Triple Number Coastal/Long Distance High641.60.9352
Triple Number Windward/Leeward Low1083.80.5536
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1747.51193.0927.3798.8726.0685.3652.1596.2583.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low853.50.7030
Triple Number AP Medium698.00.8596
Triple Number AP High641.50.9352
Triple Number Windward/Leeward Low1129.10.5314
Triple Number Windward/Leeward Medium838.90.7152
Triple Number Windward/Leeward High754.30.7954
Single Number Predominant Upwind774.90.7743
Single Number Predominant Reaching693.50.8651
Single Number Predominant Downwind738.20.8128
Predominant Upwind - Low981.60.6112
Predominant Upwind - Low/Med799.30.7507
Predominant Upwind - Medium736.20.8150
Predominant Upwind - Med/High704.10.8521
Predominant Upwind - High691.20.8680
Predominant Downwind Low1047.70.5727
Predominant Downwind Low/Med792.40.7572
Predominant Downwind Medium685.90.8747
Predominant Downwind Med/High623.60.9622
Predominant Downwind High589.51.0179
Predominant Reaching Low907.10.6614
Predominant Reaching Low/Med726.40.8260
Predominant Reaching Medium657.00.9132
Predominant Reaching Med/High615.80.9743
Predominant Reaching High592.61.0125
SA/DSPL Upwind23.55SA/DSPL Downwind23.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1249.60.4802
5-Band Windward/Leeward Low/Med948.50.6325
5-Band Windward/Leeward Medium827.10.7254
5-Band Windward/Leeward Med/High762.40.7869
5-Band Windward/Leeward High736.70.8145
Windward/Leeward 60-40 Low1237.80.4847
Windward/Leeward 60-40 Low/Med956.00.6276
Windward/Leeward 60-40 Medium846.90.7084
Windward/Leeward 60-40 Med/High790.70.7588
Windward/Leeward 60-40 High770.20.7790
5-Band AP Low938.40.6394
5-Band AP Low/Med766.70.7826
5-Band AP Medium690.60.8688
5-Band AP Med/High647.90.9261
5-Band AP High626.30.9579
5-Band SF Bay Tour - Low1082.50.5543
5-Band SF Bay Tour - Low/Med912.40.6576
5-Band SF Bay Tour - Medium808.20.7424
5-Band SF Bay Tour - Med/High753.30.7965
5-Band SF Bay Tour - High730.10.8219
Chicago-Mac Upwind0.7564
Chicago-Mac All Purpose0.7752
Chicago-Mac Downwind0.7874
Bayview-Mac Cove Island0.5903
Bayview-Mac Shore0.5964
Harvest Moon Regatta617.40.9718
Non Spin/HSFClub Certificate2025
JEWEL35
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassPacific ClassMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.753Max. Beam2.030Draft1.456Displacement2,358Wetted area13.89IMS L5.873LSM05.548Acc. length6.598Sink (kg/mm) 6.20
VCGD-0.588VCGM-0.633RM Rated (kg·m) 24.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight297Declared crew weight272
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialWoodSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstaysCheckstaysSpreaders2Rotating mastNo
P10.363IG8.840ISP9.144MDT10.075MDL10.100MDT2MDL2TLMW0.153GO
E4.832J2.744BAS0.900FSDSFJ0.610SPL3.277WPLTPSBD0.102MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
JEWEL35
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.110.951.702.933.9528.69
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.050.550.951.702.403.107.96YesNo 13.1424/02/2025