Club
Certificate
2023

Boat

CYNTHIA

USA 6869

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 Angles40.5°38.7°37.2°35.4°35.0°35.0°35.0°
Beat VMG3.674.374.915.325.595.755.89
52°5.396.266.817.157.387.547.74
60°5.586.426.937.247.477.657.88
75°5.676.507.007.327.567.778.09
90°5.546.417.057.447.727.948.20
110°5.486.527.147.537.868.168.67
120°5.326.367.037.467.818.138.71
135°4.855.906.697.207.567.888.50
150°4.145.176.046.747.207.548.14
Run VMG3.594.475.255.946.527.017.67
Gybe Angles145.1°149.6°153.2°158.6°170.0°177.2°179.0°

APH: 556.0

CDL: 9.559

GPH: 623.8

CertNo: US6958

BOAT
ClassMORGAN 41DesignerMORGAN YACHTBuilderMORGANAge date09/1968Series date09/1968Offset fileUS16113m-US6958.offData fileUS6958
HULL
Length Overall12.479 mMaximum Beam3.432 mDraft3.012 mDisplacement8,900 kgDLR11.8316IMS DivisionCruiser/RacerDynamic Allowance0.370%Age Allowance0.487%
PROPELLER
InstallationIn ApertureTypeSolid 2 bladesDiameter0.381m
CREW
Maximum weight653 kgMinimum weight490 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail42.2043.35Headsail Luffed54.3254.32Headsail FlyingSymmetric108.76108.76Asymmetric104.53104.53 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail12.38Storm Jib11.62Heavy Weather Jib31.37
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
ANCH1 INCL 20 LBS. CHAIN.
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  04560002PUBIssued on 07/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

CYNTHIA

USA 6869

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 VMG980.0823.5732.6677.1644.5626.6611.4
52°668.1575.0528.3503.5488.0477.2465.0
60°645.5560.5519.4496.9481.7470.4456.9
75°635.1553.8514.3492.0475.9463.0444.8
90°649.7561.5511.0484.0466.4453.6439.2
110°657.5552.5504.3477.9457.9441.3415.3
120°676.8566.1511.8482.7461.2443.0413.3
135°742.7610.5537.9500.0476.3456.7423.5
150°869.4696.7596.1534.2500.0477.5442.2
Run VMG1003.9804.5686.1606.1551.8513.4469.4
Selected Courses
Windward / Leeward991.9814.0709.4641.6598.1570.0540.4
All purpose778.1650.3579.6537.5510.8492.7469.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward669.00.8969
All purpose556.01.0791
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8242
Downwind "popa"0.9061
70% up, 30% down "Ilhabela"0.8472
30% up, 70% down "Ilhabela-inverso"0.8799
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Predominantly Upwind591.41.0146
Predominantly Downwind575.81.0421
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low714.20.8401
Triple Number All Purpose Medium554.31.0825
Triple Number All Purpose High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Predominantly Upwind591.41.0146
Predominantly Downwind575.81.0421
Predominantly Upwind Low778.20.7710
Predominantly Upwind Medium602.70.9956
Predominantly Upwind High544.31.1024
Predominantly Downwind Low787.30.7621
Predominantly Downwind Medium576.01.0417
Predominantly Downwind High483.11.2421
Chicago-Mac Upwind0.9968
Chicago-Mac All Purpose1.0073
Chicago-Mac Downwind1.0240
Bayview-Mac Cove Island0.9361
Bayview-Mac Shore0.9497
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching536.71.1179
Predominantly Reaching Low657.90.9120
Predominantly Reaching Medium534.31.1230
Predominantly Reaching High469.41.2782
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low978.20.6133
5-Band Low / Medium828.50.7242
5-Band Medium654.00.9174
5-Band Medium / High575.81.0420
5-Band High545.51.0999
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance602.1
Triple Number Coastal/Long Distance Low714.2
Triple Number Coastal/Long Distance Medium554.3
Triple Number Coastal/Long Distance High488.6
Triple Number Windward/Leeward Low902.9
Triple Number Windward/Leeward Medium667.7
Triple Number Windward/Leeward High565.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8401
Triple Number Coastal/Long Distance Medium1.0825
Triple Number Coastal/Long Distance High1.2281
Triple Number Windward/Leeward Low0.6645
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low714.2
Triple Number Coastal/Long Distance Medium554.3
Triple Number Coastal/Long Distance High488.6
Triple Number Windward/Leeward Low902.9
Triple Number Windward/Leeward Medium667.7
Triple Number Windward/Leeward High565.9
Predominantly Upwind591.4
Predominantly Downwind575.8
Predominantly Reaching551.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8401
Triple Number Coastal/Long Distance Medium1.0825
Triple Number Coastal/Long Distance High1.2281
Triple Number Windward/Leeward Low0.6645
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0602
Coastal/Long Distance0.9965
Predominantly Upwind1.0146
Predominantly Downwind1.0421
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8401
Tretall Distanseseilas Mellomvind1.0825
Tretall Distanseseilas Mye vind1.2281
Tretall Pølsebane Lite vind0.6645
Tretall Pølsebane Mellomvind0.8986
Tretall Pølsebane Mye vind1.0602
Distanseseilas ett tall (OSN 8-16kn)0.9965
Distanseseilas ett tall (APH 6-20kn)1.0791
Enkeltall Motvind1.0146
Enkeltall Medvind1.0421
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Coastal/Long Distance602.10.9965
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind591.41.0146
Predominantly Downwind575.81.0421
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore549.31.0924
Cape Doctor Coastal476.51.2592
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8401
Triple Number Coastal/Long Distance Medium1.0825
Triple Number Coastal/Long Distance High1.2281
Triple Number Windward/Leeward Low0.6645
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0602
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8401
Triple Number Coastal/Long Distance Medium1.0825
Triple Number Coastal/Long Distance High1.2281
Triple Number Windward/Leeward Low0.6645
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0602
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Predominantly Upwind591.41.0146
Predominantly Downwind575.81.0421
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance602.10.9965
Triple Number Coastal/Long Distance Low714.20.8401
Triple Number Coastal/Long Distance Medium554.31.0825
Triple Number Coastal/Long Distance High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.1770.5646.2569.5528.4499.0457.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low714.20.8401
Triple Number All Purpose Medium554.31.0825
Triple Number All Purpose High488.61.2281
Triple Number Windward/Leeward Low902.90.6645
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High565.91.0602
Predominantly Upwind591.41.0146
Predominantly Downwind575.81.0421
Predominantly Upwind Low778.20.7710
Predominantly Upwind Medium602.70.9956
Predominantly Upwind High544.31.1024
Predominantly Downwind Low787.30.7621
Predominantly Downwind Medium576.01.0417
Predominantly Downwind High483.11.2421
Chicago-Mac Upwind0.9968
Chicago-Mac All Purpose1.0073
Chicago-Mac Downwind1.0240
Bayview-Mac Cove Island0.9361
Bayview-Mac Shore0.9497
Harvest Moon Regatta495.11.2118
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy556.81.0776
San Francisco Bay Medium660.80.9079
Predominantly Reaching536.71.1179
Predominantly Reaching Low657.90.9120
Predominantly Reaching Medium534.31.1230
Predominantly Reaching High469.41.2782
Windward/Leeward 60-40 Low902.70.6647
Windward/Leeward 60-40 Medium678.60.8842
Windward/Leeward 60-40 High586.11.0236
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low978.20.6133
5-Band Low / Medium828.50.7242
5-Band Medium654.00.9174
5-Band Medium / High575.81.0420
5-Band High545.51.0999
ORC Ref  04560002PUBIssued on 07/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

CYNTHIA

USA 6869

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMORGAN 41Measurement19/09/1980HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.479Max. Beam3.432Draft3.012Displacement8,900Wetted area28.69IMS L9.389LSM09.094Acc. length11.154Sink (kg/mm) 20.42
VCGD-1.145VCGM-1.064RM Rated (kg·m) 313.4Limit of positive stability(°) N/AStability IndexN/A
Centerboard weight101.2
PROPELLER
Propeller TypeSolid 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.381PBWPIPA0.0102
APH0.442APT0.213APB0.198
RIG
Forestay tensionAftInner stayFixedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P13.259IG15.088ISP15.088MDT10.125MDL10.207MDT20.125MDL20.207TL0.000MW0.207GO0.256
E5.334J4.852BAS1.436FSD0.018SFJ0.000SPL4.921WPLTPSBD0.192MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-1.130Flotation Date01/01/2000MeasurerComment
SFFP0.862FFMFF1.429LCFcl6.853SG0.0000
SAFP11.948FAMFA0.935LCFsh7.073HBI1.069
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002PUBIssued on 07/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

CYNTHIA

USA 6869

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.171.092.013.464.5142.2024/04/2013
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.051.823.675.567.4414.66NoNo 54.3217/03/2011
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC15.0415.0415.048.738.47108.762018 S2
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentORC15.7614.3015.038.268.6995%104.5321/02/2011
ORC Ref  04560002PUBIssued on 07/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org