Club Certificate2026
RelentlessUSA 52090
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 Angles47.0°44.1°42.0°40.5°39.7°39.0°38.8°39.0°40.0°
Beat VMG2.503.584.374.935.205.335.395.425.35
52°3.975.516.547.197.487.597.637.707.67
60°4.325.846.837.417.697.807.867.937.94
75°4.596.077.027.577.898.098.208.338.40
90°4.516.137.197.758.048.218.448.728.88
110°4.366.007.207.858.288.608.859.309.66
120°4.165.857.077.778.248.669.059.6810.27
135°3.665.266.497.387.938.388.829.8211.20
150°3.024.425.606.597.357.848.228.989.87
Run VMG2.623.834.855.716.376.867.277.958.61
Gybe Angles139.0°142.6°146.9°149.4°151.4°155.3°160.3°162.6°159.4°
APH ToD:530.4CDL: 10.269APH ToT: 1.1312CertNo:US5209
BOAT
ClassC&C 121DesignerJACKETTBuilderFairport MarineAge date06/2004Series date06/2003Offset fileus40920m.oFFData fileUS52090
HULL
Length Overall12.268 mMaximum Beam4.012 mDraft2.019 mDisplacement8,273 kgDLR5.9253IMS DivisionCruiser/RacerDynamic Allowance0.210%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.280m
CREW
Maximum weight601 kg(declared)Minimum weight471 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail46.0746.94Headsail Luffed48.4148.41Headsail FlyingSymmetricAsymmetric126.09126.09 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail13.57Storm Jib15.83Heavy Weather Jib42.74
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment 219.1 kg·m Stability Index 98.7
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  04560004URS Issued on 06/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
RelentlessUSA 52090
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 VMG1437.21006.3823.2730.7692.0675.7667.8663.8673.1
52°906.3652.9550.2500.4481.5474.5471.6467.4469.2
60°833.1616.5527.4485.8468.2461.3458.2453.7453.3
75°784.8593.1512.7475.7456.4445.1439.0432.0428.5
90°798.7587.2500.5464.3447.7438.6426.7412.7405.6
110°825.5600.4500.2458.3434.9418.4406.8387.1372.8
120°865.7614.9509.5463.3436.9415.7397.8372.0350.5
135°983.5684.3554.6487.8454.1429.6408.0366.7321.4
150°1191.9814.0643.0546.2489.9459.4437.9400.9364.6
Run VMG1376.3939.9742.4630.7564.8525.1495.2452.7418.1
Selected Courses
Windward / Leeward1406.8973.1782.8680.7628.4600.4581.5558.3545.6
All purpose1055.3745.3611.9544.9511.5492.7479.5460.9448.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward657.70.9122
All purpose530.41.1312
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7986
Downwind "popa"0.9653
70% up, 30% down "Ilhabela"0.8422
30% up, 70% down "Ilhabela-inverso"0.9084
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Predominantly Upwind574.61.0443
Predominantly Downwind537.61.1160
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP553.71.0836 Predom. Rc High433.71.3835 5B SF Bay L/M716.20.8378 TriNum AP Low678.60.8841 Predom. Dn Low821.10.7307 5B SF Bay Med617.70.9713 TriNum AP Med526.41.1399 Predom. Dn L/M604.80.9921 5B SF Bay M/H567.11.0580 TriNum AP High475.81.2610 Predom. Dn Med519.21.1555 5B SF Bay High544.41.1022 TriNum W/L Low920.60.6517 Predom. Dn M/H468.41.2810 5B AP Low752.10.7977 TriNum W/L Med651.70.9207 Predom. Dn High436.61.3741 5B AP L/M593.11.0116 TriNum W/L Hig577.51.0389 ChiMac Up Low726.30.8261 5B AP Med519.61.1548 Predom. Upwind599.91.0002 ChiMac Up Med655.00.9160 5B AP M/H481.31.2467 Predom. Reaching526.21.1403 ChiMac Up High573.41.0463 5B AP High461.91.2989 Predom. Downwind562.61.0666 ChiMac Off Low705.90.8500 5B W/L Low1034.00.5803 Predom. Up Low829.30.7235 ChiMac Off Med624.50.9608 5B W/L L/M752.00.7978 Predom. Up L/M627.50.9562 ChiMac Off High528.41.1354 5B W/L Med641.30.9356 Predom. Up Med556.11.0790 ChiMac AP Low712.30.8424 5B W/L M/H584.71.0261 Predom. Up M/H524.21.1447 ChiMac AP Med637.00.9419 5B W/L High560.11.0713 Predom. Up High511.11.1740 ChiMac AP High549.31.0923 W/L 60-40 Low1040.80.5765 Predom. Rc Low728.20.8240 BayMac Cove Island822.60.7294 W/L 60-40 L/M761.30.7882 Predom. Rc L/M554.21.0826 BayMac Shore815.80.7355 W/L 60-40 Med654.00.9175 Predom. Rc Med490.91.2222 Harvest Moon465.91.2877 W/L 60-40 M/H601.90.9969 Predom. Rc M/H455.61.3168 5B SF Bay Low870.10.6896 W/L 60-40 High581.31.0322      SA/DSPL Up22.94SA/DSPL Dn41.79
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance578.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating578.01.0381
FinRating, kevyt tuuli1016.30.9839
FinRating, kova tuuli465.21.0748
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0381
Triple Number Coastal/Long Distance Low0.8841
Triple Number Coastal/Long Distance Medium1.1400
Triple Number Coastal/Long Distance High1.2610
Triple Number Windward/Leeward Low0.6834
Triple Number Windward/Leeward Medium0.9207
Triple Number Windward/Leeward High1.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
For information
General Purpose Handicap (GPH)594.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Saronikos S All Purpose610.00.9836
Saronikos S Upwind682.70.8789
Saronikos S Downwind519.01.1562
Saronikos N All Purpose636.50.9427
Saronikos N Upwind713.90.8405
Saronikos N Downwind557.71.0759
Saronikos SW All Purpose611.30.9814
Saronikos SW Upwind701.10.8558
Saronikos SW Downwind519.11.1559
Saronikos NE All Purpose657.20.9129
Saronikos NE Upwind667.70.8986
Saronikos NE Downwind624.30.9611
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose553.71.0836
5-Band All Purpose Low820.70.7311
5-Band All Purpose L/M613.90.9773
5-Band All Purpose Med536.51.1183
5-Band All Purpose M/H495.71.2105
5-Band All Purpose High473.71.2666
Single Number Predominant Upwind573.51.0462
Single Number Predominant Reaching505.11.1878
Single Number Predominant Downwind538.31.1146
5-Band 50-50 Windward/Leeward Low1034.00.5803
5-Band 50-50 Windward/Leeward L/M752.00.7978
5-Band 50-50 Windward/Leeward Med641.30.9356
5-Band 50-50 Windward/Leeward M/H584.71.0261
5-Band 50-50 Windward/Leeward High560.11.0713
5-Band 60-40 Windward/Leeward Low1040.80.5765
5-Band 60-40 Windward/Leeward L/M761.30.7882
5-Band 60-40 Windward/Leeward Med654.00.9175
5-Band 60-40 Windward/Leeward M/H601.90.9969
5-Band 60-40 Windward/Leeward High581.31.0322
Triple Number 50-50 Windward/Leeward Low920.60.6517
Triple Number 50-50 Windward/Leeward Med651.80.9206
Triple Number 50-50 Windward/Leeward High577.51.0389
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward670.50.8949
Triple Number 60-40 Windward/Leeward Low928.10.6465
Triple Number 60-40 Windward/Leeward Med663.80.9039
Triple Number 60-40 Windward/Leeward High595.71.0073
Triple Number All-Purpose Low736.60.8145
Triple Number All-Purpose Med543.71.1036
Triple Number All-Purpose High489.61.2255
Triple Number Predominant Upwind Low753.10.7968
Triple Number Predominant Upwind Med564.51.0628
Triple Number Predominant Upwind High525.31.1423
Triple Number Predominant Reaching Low661.70.9068
Triple Number Predominant Reaching Med505.21.1876
Triple Number Predominant Reaching High441.01.3604
Triple Number Predominant Downwind Low733.00.8186
Triple Number Predominant Downwind Med528.31.1358
Triple Number Predominant Downwind High451.01.3303
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low678.7
Triple Number Coastal/Long Distance Medium526.3
Triple Number Coastal/Long Distance High475.8
Triple Number Windward/Leeward Low878.0
Triple Number Windward/Leeward Medium651.7
Triple Number Windward/Leeward High577.5
Predominantly Upwind574.6
Predominantly Downwind537.6
Predominantly Reaching513.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8841
Triple Number Coastal/Long Distance Medium1.1400
Triple Number Coastal/Long Distance High1.2610
Triple Number Windward/Leeward Low0.6834
Triple Number Windward/Leeward Medium0.9207
Triple Number Windward/Leeward High1.0389
Coastal/Long Distance1.0381
Predominantly Upwind1.0443
Predominantly Downwind1.1160
For information
General Purpose Handicap (GPH)594.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1312
Distanseseilas Trippeltall svak vind0.8841
Distanseseilas Trippeltall mellomvind1.1400
Distanseseilas Trippeltall sterk vind1.2610
Pølsebane Trippeltall svak vind0.6834
Pølsebane Trippeltall mellomvind0.9207
Pølsebane Trippeltall sterk vind1.0389
Motvind Singeltall1.0443
Medvind Singeltall1.1160
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Coastal/Long Distance578.01.0381
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind574.61.0443
Predominantly Downwind537.61.1160
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore549.41.0921
Cape Doctor Coastal452.01.3273
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8841
Triple Number Coastal/Long Distance Medium1.1400
Triple Number Coastal/Long Distance High1.2610
Triple Number Windward/Leeward Low0.6834
Triple Number Windward/Leeward Medium0.9207
Triple Number Windward/Leeward High1.0389
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8841
Triple Number Coastal/Long Distance Medium1.1400
Triple Number Coastal/Long Distance High1.2610
Triple Number Windward/Leeward Low0.6834
Triple Number Windward/Leeward Medium0.9207
Triple Number Windward/Leeward High1.0389
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Predominantly Upwind574.61.0443
Predominantly Downwind537.61.1160
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.01.0381
Triple Number Coastal/Long Distance Low678.70.8841
Triple Number Coastal/Long Distance Medium526.31.1400
Triple Number Coastal/Long Distance High475.81.2610
Triple Number Windward/Leeward Low878.00.6834
Triple Number Windward/Leeward Medium651.70.9207
Triple Number Windward/Leeward High577.51.0389
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.7969.8735.3613.5546.3511.8484.0440.7427.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP553.71.0836 Predom. Dn High436.61.3741 5B AP M/H481.31.2467 TriNum AP Low678.60.8841 Predom. Rc Low728.20.8240 5B AP High461.91.2989 TriNum AP Med526.41.1399 Predom. Rc L/M554.21.0826 5B SF Bay Low870.10.6896 TriNum AP High475.81.2610 Predom. Rc Med490.91.2222 5B SF Bay L/M716.20.8378 TriNum W/L Low920.60.6517 Predom. Rc M/H455.61.3168 5B SF Bay Med617.70.9713 TriNum W/L Med651.70.9207 Predom. Rc High433.71.3835 5B SF Bay M/H567.11.0580 TriNum W/L Hig577.51.0389 5B W/L Low1034.00.5803 5B SF Bay High544.41.1022 Predom. Upwind599.91.0002 5B W/L L/M752.00.7978 ChiMac Up Low726.30.8261 Predom. Reaching526.21.1403 5B W/L Med641.30.9356 ChiMac Up Med655.00.9160 Predom. Downwind562.61.0666 5B W/L M/H584.71.0261 ChiMac Up High573.41.0463 Predom. Up Low829.30.7235 5B W/L High560.11.0713 ChiMac Off Low705.90.8500 Predom. Up L/M627.50.9562 W/L 60-40 Low1040.80.5765 ChiMac Off Med624.50.9608 Predom. Up Med556.11.0790 W/L 60-40 L/M761.30.7882 ChiMac Off High528.41.1354 Predom. Up M/H524.21.1447 W/L 60-40 Med654.00.9175 ChiMac AP Low712.30.8424 Predom. Up High511.11.1740 W/L 60-40 M/H601.90.9969 ChiMac AP Med637.00.9419 Predom. Dn Low821.10.7307 W/L 60-40 High581.31.0322 ChiMac AP High549.31.0923 Predom. Dn L/M604.80.9921 5B AP Low752.10.7977 BayMac Cove Island822.60.7294 Predom. Dn Med519.21.1555 5B AP L/M593.11.0116 BayMac Shore815.80.7355 Predom. Dn M/H468.41.2810 5B AP Med519.61.1548 Harvest Moon465.91.2877      SA/DSPL Up22.94SA/DSPL Dn41.79
ORC Ref  04560004URS Issued on 06/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
RelentlessUSA 52090
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 121Measurement24/10/2023HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.268Maximum beam4.012Draft2.019Displacement8,273Wetted area34.14IMS L11.223LSM011.176Accomod. length12.268Sink (kg/mm) 26.73
VCGD0.420VCGM0.343 RM Rated (kg·m) 219.1Limit of positive stability(°) 96.0 Stability Index 98.7 BLR index 0.0000Default crew weight807 Declared crew weight 601
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.280PBWPIPA0.0033
EDL1.110ST10.050ST20.175
ST30.175ST40.100ST50.250
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P15.535IG17.480ISP17.480MDT10.144MDL10.271MDT20.140MDL20.235TL2.430MW0.216GO0.297
E4.990J4.610BAS1.650FSD0.040SFJ0.370SPLWPLTPS5.750BD0.188MWT220.00MCG5.614
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date24/10/2023
SFFP0.470FFM1.345FF1.354LCFcl7.042SG1.0000
SAFP10.931FAM1.021FA1.028LCFsh7.323HBI1.133
W1111.9W2111.9W3111.9W4111.9LCFD5.230
PD1170.0PD2195.0PD3173.8PD4189.5
WD4.440PLM9000.00GSA1.0RSA1.0RM215.6
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004URS Issued on 06/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
RelentlessUSA 52090
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.141.051.853.214.2146.0710/01/20262180-1
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentRF #20.060.611.222.644.286.0717.16NoNo 48.4103/02/2026
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA418.7516.2517.508.628.7599%126.0923/02/20262187-2C017.4516.8317.146.628.7975%100.7520/06/202397805
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length12.3 mTable area0.55 m²Headroom1.82 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity158 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity96 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004URS Issued on 06/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org