Club
Certificate
Non Spinnaker
2023

Boat

Sea Lemon

NOR 12789

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 Angles44.8°43.0°41.2°40.0°39.4°39.0°39.4°
Beat VMG3.284.094.705.145.375.475.52
52°5.106.196.957.457.737.857.94
60°5.426.497.227.687.958.108.22
75°5.616.707.427.868.168.408.69
90°5.476.597.377.868.208.499.01
110°4.785.986.937.628.078.449.16
120°4.495.696.657.407.918.309.05
135°3.915.076.056.877.517.968.69
150°3.344.415.376.226.957.548.31
Run VMG2.893.834.695.506.236.917.90
Gybe Angles149.6°153.2°157.4°164.6°178.4°178.4°179.3°

APH: 573.4

CDL: 10.443

GPH: 655.2

CertNo: 20512

BOAT
ClassSun OD 42I PerformDesignerMarc LombardBuilderJeanneauAge date01/2007Series date01/2007Offset fileJEANN42G.OFFData file20512
HULL
Length Overall12.540 mMaximum Beam4.110 mDraft2.103 mDisplacement8,648 kgDLR5.2876IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight870 kgMinimum weight652 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail42.3743.06Headsail Luffed38.2538.25Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail12.06Storm Jib14.47Heavy Weather Jib39.07
SAIL LIMITS
Headsails6  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.
ORC Ref  03440002MB8Issued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Sea Lemon

NOR 12789

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 VMG1096.6881.1766.2700.3669.8658.1652.7
52°706.3581.8517.7483.0466.0458.7453.5
60°664.5554.4498.3468.9452.9444.3438.0
75°641.2537.6485.1457.8440.9428.6414.2
90°657.7546.6488.3458.0439.2424.2399.4
110°753.7601.8519.5472.7446.3426.8393.1
120°802.3632.9541.1486.3455.0433.9398.0
135°920.8710.2595.1524.1479.3452.0414.4
150°1078.4816.5669.8578.9517.9477.6433.0
Run VMG1245.2940.7766.9654.9577.4521.2455.7
Selected Courses
Windward / Leeward1170.9910.9766.6677.6623.6589.6554.2
All purpose887.7703.9604.2545.3510.5489.0463.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward717.60.8361
All purpose573.41.0464
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7742
Downwind "popa"0.8136
70% up, 30% down "Ilhabela"0.7856
30% up, 70% down "Ilhabela-inverso"0.8014
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind606.50.9892
Predominantly Downwind608.80.9855
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low795.80.7540
Triple Number All Purpose Medium569.41.0537
Triple Number All Purpose High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind606.50.9892
Predominantly Downwind608.80.9855
Predominantly Upwind Low854.80.7019
Predominantly Upwind Medium611.30.9816
Predominantly Upwind High550.51.0899
Predominantly Downwind Low916.90.6544
Predominantly Downwind Medium615.60.9746
Predominantly Downwind High479.51.2513
Chicago-Mac Upwind0.9672
Chicago-Mac All Purpose0.9635
Chicago-Mac Downwind0.9621
Bayview-Mac Cove Island0.8831
Bayview-Mac Shore0.9065
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching544.01.1030
Predominantly Reaching Low721.00.8321
Predominantly Reaching Medium544.51.1018
Predominantly Reaching High455.41.3174
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.90.5213
5-Band Low / Medium935.20.6416
5-Band Medium695.50.8626
5-Band Medium / High596.81.0054
5-Band High560.31.0708
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance629.8
Triple Number Coastal/Long Distance Low795.8
Triple Number Coastal/Long Distance Medium569.4
Triple Number Coastal/Long Distance High484.9
Triple Number Windward/Leeward Low1040.9
Triple Number Windward/Leeward Medium713.2
Triple Number Windward/Leeward High584.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7540
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2374
Triple Number Windward/Leeward Low0.5764
Triple Number Windward/Leeward Medium0.8413
Triple Number Windward/Leeward High1.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low795.8
Triple Number Coastal/Long Distance Medium569.4
Triple Number Coastal/Long Distance High484.9
Triple Number Windward/Leeward Low1040.9
Triple Number Windward/Leeward Medium713.2
Triple Number Windward/Leeward High584.9
Predominantly Upwind606.5
Predominantly Downwind608.8
Predominantly Reaching568.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7540
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2374
Triple Number Windward/Leeward Low0.5764
Triple Number Windward/Leeward Medium0.8413
Triple Number Windward/Leeward High1.0259
Coastal/Long Distance0.9526
Predominantly Upwind0.9892
Predominantly Downwind0.9855
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7540
Tretall Distanseseilas Mellomvind1.0537
Tretall Distanseseilas Mye vind1.2374
Tretall Pølsebane Lite vind0.5764
Tretall Pølsebane Mellomvind0.8413
Tretall Pølsebane Mye vind1.0259
Distanseseilas ett tall (OSN 8-16kn)0.9526
Distanseseilas ett tall (APH 6-20kn)1.0464
Enkeltall Motvind0.9892
Enkeltall Medvind0.9855
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Coastal/Long Distance629.80.9526
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind606.50.9892
Predominantly Downwind608.80.9855
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore564.81.0623
Cape Doctor Coastal471.31.2731
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7540
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2374
Triple Number Windward/Leeward Low0.5764
Triple Number Windward/Leeward Medium0.8413
Triple Number Windward/Leeward High1.0259
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7540
Triple Number Coastal/Long Distance Medium1.0537
Triple Number Coastal/Long Distance High1.2374
Triple Number Windward/Leeward Low0.5764
Triple Number Windward/Leeward Medium0.8413
Triple Number Windward/Leeward High1.0259
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind606.50.9892
Predominantly Downwind608.80.9855
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance629.80.9526
Triple Number Coastal/Long Distance Low795.80.7540
Triple Number Coastal/Long Distance Medium569.41.0537
Triple Number Coastal/Long Distance High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1178.4856.2686.6584.3531.1494.6443.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low795.80.7540
Triple Number All Purpose Medium569.41.0537
Triple Number All Purpose High484.91.2374
Triple Number Windward/Leeward Low1040.90.5764
Triple Number Windward/Leeward Medium713.20.8413
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind606.50.9892
Predominantly Downwind608.80.9855
Predominantly Upwind Low854.80.7019
Predominantly Upwind Medium611.30.9816
Predominantly Upwind High550.51.0899
Predominantly Downwind Low916.90.6544
Predominantly Downwind Medium615.60.9746
Predominantly Downwind High479.51.2513
Chicago-Mac Upwind0.9672
Chicago-Mac All Purpose0.9635
Chicago-Mac Downwind0.9621
Bayview-Mac Cove Island0.8831
Bayview-Mac Shore0.9065
Harvest Moon Regatta489.41.2260
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy574.41.0446
San Francisco Bay Medium707.60.8480
Predominantly Reaching544.01.1030
Predominantly Reaching Low721.00.8321
Predominantly Reaching Medium544.51.1018
Predominantly Reaching High455.41.3174
Windward/Leeward 60-40 Low1030.50.5822
Windward/Leeward 60-40 Medium718.90.8346
Windward/Leeward 60-40 High610.10.9835
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.90.5213
5-Band Low / Medium935.20.6416
5-Band Medium695.50.8626
5-Band Medium / High596.81.0054
5-Band High560.31.0708
ORC Ref  03440002MB8Issued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Sea Lemon

NOR 12789

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSun OD 42I PerformMeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.540Max. Beam4.110Draft2.103Displacement8,648Wetted area35.90IMS L11.793LSM011.781Acc. length12.540Sink (kg/mm) 27.64
VCGD0.000VCGM0.206RM Rated (kg·m) 237.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.430PBWPIPA0.0038
PSD0.030PHD0.070PHL0.140
PSA10.0°ESL1.020
ST10.000ST20.000ST30.000
ST40.000ST50.000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.480IG16.210ISP16.210MDT10.120MDL10.250MDT20.120MDL20.250TL1.520MW0.250GO0.480
E4.450J4.880BAS1.830FSDFoilSFJ0.000SPL4.978WPLTPS5.700BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.000Flotation Date01/01/2015MeasurerComment
SFFP0.295FFMFF1.540LCFcl7.147SG1.0260
SAFP11.811FAMFA1.160LCFsh7.430HBI1.319
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002MB8Issued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Sea Lemon

NOR 12789

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment398-2016051908300.151.011.803.023.8142.3719/05/2016
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment398-2015042812010.050.701.372.723.365.4014.95NoNo 38.2528/04/2015Quvantum forseil (gult - lamminert) i bruk
ORC Ref  03440002MB8Issued on 22/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org