Club
Certificate
2023

Boat

Jonna

NOR 11733

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 Angles43.3°41.2°39.9°39.0°38.4°38.2°38.1°
Beat VMG3.564.324.865.145.285.365.42
52°5.446.427.037.337.467.547.61
60°5.746.697.237.517.667.747.82
75°5.946.877.387.687.888.028.17
90°5.816.807.417.717.968.178.48
110°5.736.907.567.948.238.478.78
120°5.566.747.477.908.248.569.11
135°5.006.187.067.628.018.389.11
150°4.205.346.337.117.617.988.69
Run VMG3.634.635.496.246.877.418.13
Gybe Angles143.5°148.7°152.0°156.8°166.4°177.2°179.0°

APH: 544.5

CDL: 9.895

GPH: 611.2

CertNo: 9378

BOAT
ClassElan 40DesignerHUMPHREYS ROBBuilderElan MarineAge date01/2006Series date04/2002Offset fileELAN40SD.OFFData file9378
HULL
Length Overall11.860 mMaximum Beam3.844 mDraft2.054 mDisplacement8,113 kgDLR6.9237IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight742 kgMinimum weight557 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail47.5548.71Headsail Luffed37.0737.07Headsail FlyingSymmetric100.28100.28Asymmetric
STORM SAIL AREAS (m²)
Trysail13.64Storm Jib11.99Heavy Weather Jib32.36
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.

Club
Certificate
2023

Boat

Jonna

NOR 11733

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 VMG1012.2832.4741.3700.5682.0671.9664.4
52°661.8560.3512.0491.5482.8477.7473.1
60°627.6538.4497.8479.3470.2465.3460.1
75°606.4524.4487.6468.7456.9449.1440.5
90°619.4529.5486.0466.7452.0440.5424.3
110°627.7521.4476.4453.7437.5425.1410.3
120°647.3534.0481.9455.8436.8420.8395.0
135°720.2582.9509.7472.7449.5429.8395.3
150°858.1673.7569.0506.6472.9450.9414.2
Run VMG990.9777.9655.9577.1524.0486.0442.8
Selected Courses
Windward / Leeward1001.6805.2698.6638.8603.0578.9553.6
All purpose769.6632.0561.6524.8503.3488.8470.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward668.10.8980
All purpose544.51.1020
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7918
Downwind "popa"0.9428
70% up, 30% down "Ilhabela"0.8317
30% up, 70% down "Ilhabela-inverso"0.8918
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Predominantly Upwind587.31.0217
Predominantly Downwind554.91.0813
Custom scoring options for Canada
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low700.80.8562
Triple Number All Purpose Medium540.61.1098
Triple Number All Purpose High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Predominantly Upwind587.31.0217
Predominantly Downwind554.91.0813
Predominantly Upwind Low776.90.7723
Predominantly Upwind Medium604.10.9932
Predominantly Upwind High563.51.0648
Predominantly Downwind Low769.80.7795
Predominantly Downwind Medium550.81.0893
Predominantly Downwind High460.71.3025
Chicago-Mac Upwind1.0037
Chicago-Mac All Purpose1.0294
Chicago-Mac Downwind1.0620
Bayview-Mac Cove Island0.9577
Bayview-Mac Shore0.9676
Scoring OptionTime On
Distance
Time On
Time
Predominantly Reaching519.01.1560
Predominantly Reaching Low636.00.9434
Predominantly Reaching Medium513.61.1682
Predominantly Reaching High456.11.3155
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low986.40.6083
5-Band Low / Medium824.70.7275
5-Band Medium651.60.9208
5-Band Medium / High583.81.0278
5-Band High558.01.0753
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance592.8
Triple Number Coastal/Long Distance Low700.8
Triple Number Coastal/Long Distance Medium540.6
Triple Number Coastal/Long Distance High485.4
Triple Number Windward/Leeward Low903.3
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High575.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8562
Triple Number Coastal/Long Distance Medium1.1098
Triple Number Coastal/Long Distance High1.2361
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low700.8
Triple Number Coastal/Long Distance Medium540.6
Triple Number Coastal/Long Distance High485.4
Triple Number Windward/Leeward Low903.3
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High575.4
Predominantly Upwind587.3
Predominantly Downwind554.9
Predominantly Reaching532.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8562
Triple Number Coastal/Long Distance Medium1.1098
Triple Number Coastal/Long Distance High1.2361
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0427
Coastal/Long Distance1.0122
Predominantly Upwind1.0217
Predominantly Downwind1.0813
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8562
Tretall Distanseseilas Mellomvind1.1098
Tretall Distanseseilas Mye vind1.2361
Tretall Pølsebane Lite vind0.6642
Tretall Pølsebane Mellomvind0.9041
Tretall Pølsebane Mye vind1.0427
Distanseseilas ett tall (OSN 8-16kn)1.0122
Distanseseilas ett tall (APH 6-20kn)1.1020
Enkeltall Motvind1.0217
Enkeltall Medvind1.0813
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Coastal/Long Distance592.81.0122
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind587.31.0217
Predominantly Downwind554.91.0813
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore561.21.0692
Cape Doctor Coastal475.71.2613
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8562
Triple Number Coastal/Long Distance Medium1.1098
Triple Number Coastal/Long Distance High1.2361
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0427
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8562
Triple Number Coastal/Long Distance Medium1.1098
Triple Number Coastal/Long Distance High1.2361
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.9041
Triple Number Windward/Leeward High1.0427
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Predominantly Upwind587.31.0217
Predominantly Downwind554.91.0813
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance592.81.0122
Triple Number Coastal/Long Distance Low700.80.8562
Triple Number Coastal/Long Distance Medium540.61.1098
Triple Number Coastal/Long Distance High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1000.5757.9631.1559.6522.2493.9450.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low700.80.8562
Triple Number All Purpose Medium540.61.1098
Triple Number All Purpose High485.41.2361
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium663.60.9041
Triple Number Windward/Leeward High575.41.0427
Predominantly Upwind587.31.0217
Predominantly Downwind554.91.0813
Predominantly Upwind Low776.90.7723
Predominantly Upwind Medium604.10.9932
Predominantly Upwind High563.51.0648
Predominantly Downwind Low769.80.7795
Predominantly Downwind Medium550.81.0893
Predominantly Downwind High460.71.3025
Chicago-Mac Upwind1.0037
Chicago-Mac All Purpose1.0294
Chicago-Mac Downwind1.0620
Bayview-Mac Cove Island0.9577
Bayview-Mac Shore0.9676
Harvest Moon Regatta475.41.2621
Scoring OptionTime On
Distance
Time On
Time
San Francisco Bay Heavy566.01.0601
San Francisco Bay Medium657.20.9129
Predominantly Reaching519.01.1560
Predominantly Reaching Low636.00.9434
Predominantly Reaching Medium513.61.1682
Predominantly Reaching High456.11.3155
Windward/Leeward 60-40 Low907.10.6614
Windward/Leeward 60-40 Medium683.00.8785
Windward/Leeward 60-40 High608.20.9866
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low986.40.6083
5-Band Low / Medium824.70.7275
5-Band Medium651.60.9208
5-Band Medium / High583.81.0278
5-Band High558.01.0753

Club
Certificate
2023

Boat

Jonna

NOR 11733

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassElan 40MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.860Max. Beam3.844Draft2.054Displacement8,113Wetted area30.26IMS L10.702LSM010.541Acc. length11.906Sink (kg/mm) 23.11
VCGD0.380VCGM0.181RM Rated (kg·m) 166.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0031
EDL3.100ST10.048ST20.170
ST30.170ST40.098ST50.270
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.840IG15.410ISP15.480MDT10.120MDL10.220MDT20.120MDL20.180TL0.750MW0.220GO0.240
E5.250J4.290BAS1.630FSDFoilSFJ0.000SPL4.406WPLTPS0.000BDMWT216.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.380Flotation Date01/01/2015MeasurerComment
SFFP0.609FFMFF1.411LCFcl6.614SG1.0020
SAFP11.257FAMFA1.016LCFsh6.889HBI1.171
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2023

Boat

Jonna

NOR 11733

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment437-2011060811550.170.002.073.464.4847.5508/06/2011
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20230.100.731.402.593.704.7314.78NoNo 37.07437-2011062913070.000.000.000.000.004.6014.40NoNo 33.7229/06/2011416-2010051211010.000.000.000.000.004.1214.00NoNo 29.3612/05/2010
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment437-20090403155715.4215.4215.427.887.50100.2803/04/20091-20090508141515.3815.3815.387.767.5498.8908/05/2009