Club
Certificate
2023

Boat

RELENTLESS

USA 52090

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 Angles43.8°42.0°40.0°38.4°37.6°37.2°37.0°
Beat VMG3.834.635.235.555.715.805.88
52°5.866.917.507.797.928.018.10
60°6.197.167.667.958.128.238.34
75°6.407.307.788.108.368.558.77
90°6.347.387.948.328.618.829.16
110°6.147.297.958.418.809.169.96
120°5.937.167.878.388.869.3010.26
135°5.316.637.528.078.569.0610.23
150°4.505.706.737.477.898.228.90
Run VMG3.904.935.836.476.837.268.07
Gybe Angles143.5°147.4°148.0°149.8°150.5°172.1°175.7°

APH: 511.3

CDL: 10.853

GPH: 573.0

CertNo: US5209

BOAT
ClassC&C 121DesignerTim JacketBuilderFairport MarineAge date06/2005Series date06/2003Offset fileus40920m.oFFData fileUS52090
HULL
Length Overall12.268 mMaximum Beam4.012 mDraft1.994 mDisplacement7,623 kgDLR5.9599IMS DivisionCruiser/RacerDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameterm
CREW
Maximum weight1,080 kgMinimum weight810 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail45.9746.74Headsail Luffed61.8261.82Headsail FlyingSymmetricAsymmetric152.99152.99 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail13.58Storm Jib15.83Heavy Weather Jib42.74
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.
ORC Ref  03330002PHVIssued on 30/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

RELENTLESS

USA 52090

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 VMG941.1776.7687.8648.1630.9621.2612.7
52°614.4521.2480.0462.3454.4449.5444.5
60°581.6503.1469.7452.8443.1437.6431.4
75°562.1493.4462.9444.3430.6421.0410.3
90°567.6487.6453.6432.7418.1408.3393.1
110°586.3494.0452.8428.1409.3393.1361.6
120°606.6502.7457.3429.4406.5387.0350.8
135°677.6542.9478.5446.2420.5397.4351.8
150°800.3632.0534.8481.9456.5438.0404.3
Run VMG924.1729.8617.5556.5527.0496.2446.2
Selected Courses
Windward / Leeward932.6753.2652.7602.3578.9558.7529.5
All purpose716.1590.9526.6493.6475.2460.7438.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward631.30.9504
All purpose511.31.1735
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8539
Downwind "popa"0.9774
70% up, 30% down "Ilhabela"0.8876
30% up, 70% down "Ilhabela-inverso"0.9367
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Predominantly Upwind548.31.0943
Predominantly Downwind523.51.1462
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low653.50.9182
Triple Number All Purpose Medium508.11.1809
Triple Number All Purpose High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Predominantly Upwind548.31.0943
Predominantly Downwind523.51.1462
Predominantly Upwind Low723.10.8297
Predominantly Upwind Medium563.11.0656
Predominantly Upwind High524.41.1441
Predominantly Downwind Low718.60.8349
Predominantly Downwind Medium523.01.1473
Predominantly Downwind High445.21.3478
Chicago-Mac Upwind1.0756
Chicago-Mac All Purpose1.0990
Chicago-Mac Downwind1.1273
Bayview-Mac Cove Island1.0241
Bayview-Mac Shore1.0358
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching484.71.2378
Predominantly Reaching Low590.71.0157
Predominantly Reaching Medium480.61.2485
Predominantly Reaching High424.81.4124
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low918.80.6530
5-Band Low / Medium770.60.7787
5-Band Medium615.70.9744
5-Band Medium / High560.91.0698
5-Band High534.51.1225
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance556.5
Triple Number Coastal/Long Distance Low653.5
Triple Number Coastal/Long Distance Medium508.1
Triple Number Coastal/Long Distance High455.9
Triple Number Windward/Leeward Low842.9
Triple Number Windward/Leeward Medium625.8
Triple Number Windward/Leeward High552.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9182
Triple Number Coastal/Long Distance Medium1.1809
Triple Number Coastal/Long Distance High1.3162
Triple Number Windward/Leeward Low0.7118
Triple Number Windward/Leeward Medium0.9587
Triple Number Windward/Leeward High1.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low653.5
Triple Number Coastal/Long Distance Medium508.1
Triple Number Coastal/Long Distance High455.9
Triple Number Windward/Leeward Low842.9
Triple Number Windward/Leeward Medium625.8
Triple Number Windward/Leeward High552.8
Predominantly Upwind548.3
Predominantly Downwind523.5
Predominantly Reaching498.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9182
Triple Number Coastal/Long Distance Medium1.1809
Triple Number Coastal/Long Distance High1.3162
Triple Number Windward/Leeward Low0.7118
Triple Number Windward/Leeward Medium0.9587
Triple Number Windward/Leeward High1.0854
Coastal/Long Distance1.0781
Predominantly Upwind1.0943
Predominantly Downwind1.1462
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9182
Tretall Distanseseilas Mellomvind1.1809
Tretall Distanseseilas Mye vind1.3162
Tretall Pølsebane Lite vind0.7118
Tretall Pølsebane Mellomvind0.9587
Tretall Pølsebane Mye vind1.0854
Distanseseilas ett tall (OSN 8-16kn)1.0781
Distanseseilas ett tall (APH 6-20kn)1.1735
Enkeltall Motvind1.0943
Enkeltall Medvind1.1462
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Coastal/Long Distance556.51.0781
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind548.31.0943
Predominantly Downwind523.51.1462
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore538.21.1148
Cape Doctor Coastal444.91.3486
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9182
Triple Number Coastal/Long Distance Medium1.1809
Triple Number Coastal/Long Distance High1.3162
Triple Number Windward/Leeward Low0.7118
Triple Number Windward/Leeward Medium0.9587
Triple Number Windward/Leeward High1.0854
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9182
Triple Number Coastal/Long Distance Medium1.1809
Triple Number Coastal/Long Distance High1.3162
Triple Number Windward/Leeward Low0.7118
Triple Number Windward/Leeward Medium0.9587
Triple Number Windward/Leeward High1.0854
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Predominantly Upwind548.31.0943
Predominantly Downwind523.51.1462
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance556.51.0781
Triple Number Coastal/Long Distance Low653.50.9182
Triple Number Coastal/Long Distance Medium508.11.1809
Triple Number Coastal/Long Distance High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance931.7708.9590.7525.8493.0465.7420.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low653.50.9182
Triple Number All Purpose Medium508.11.1809
Triple Number All Purpose High455.91.3162
Triple Number Windward/Leeward Low842.90.7118
Triple Number Windward/Leeward Medium625.80.9587
Triple Number Windward/Leeward High552.81.0854
Predominantly Upwind548.31.0943
Predominantly Downwind523.51.1462
Predominantly Upwind Low723.10.8297
Predominantly Upwind Medium563.11.0656
Predominantly Upwind High524.41.1441
Predominantly Downwind Low718.60.8349
Predominantly Downwind Medium523.01.1473
Predominantly Downwind High445.21.3478
Chicago-Mac Upwind1.0756
Chicago-Mac All Purpose1.0990
Chicago-Mac Downwind1.1273
Bayview-Mac Cove Island1.0241
Bayview-Mac Shore1.0358
Harvest Moon Regatta447.01.3423
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy535.61.1203
San Francisco Bay Medium616.10.9738
Predominantly Reaching484.71.2378
Predominantly Reaching Low590.71.0157
Predominantly Reaching Medium480.61.2485
Predominantly Reaching High424.81.4124
Windward/Leeward 60-40 Low846.10.7091
Windward/Leeward 60-40 Medium640.10.9373
Windward/Leeward 60-40 High575.81.0420
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low918.80.6530
5-Band Low / Medium770.60.7787
5-Band Medium615.70.9744
5-Band Medium / High560.91.0698
5-Band High534.51.1225
ORC Ref  03330002PHVIssued on 30/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

RELENTLESS

USA 52090

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 121Measurement07/06/2001HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.268Max. Beam4.012Draft1.994Displacement7,623Wetted area32.88IMS L11.090LSM010.854Acc. length12.268Sink (kg/mm) 25.56
VCGD-0.011VCGM-0.063RM Rated (kg·m) 259.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRDPBWPIPA0.0038
EDL1.000ST10.065ST2
ST3ST40.198ST50.235
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P15.547IG17.480ISP17.480MDT10.142MDL10.270MDT20.133MDL20.233TL3.000MW0.216GO0.297
E4.990J4.610BAS1.650FSD0.040SFJ0.370SPLWPLTPS6.134BD0.188MWT229.00MCG5.990
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered259.1Flotation Date14/12/2021MeasurerComment
SFFP0.470FFMFF1.326LCFcl6.869SG1.0250
SAFP10.931FAMFA1.086LCFsh7.154HBI1.142
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03330002PHVIssued on 30/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

RELENTLESS

USA 52090

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentQ Main0.151.041.863.204.1845.9717/05/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentMed7.0917.13NoNo 61.82RF AP#10.100.871.723.435.207.0117.28NoNo 60.0417/05/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA218.8716.1217.5010.649.91107%152.9917/05/2021C017.4516.8317.146.628.7975%100.7520/06/202397805
ORC Ref  03330002PHVIssued on 30/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org