Club Certificate2026
ShamrockUSA 11166
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 Angles47.2°44.2°42.7°41.5°39.9°39.2°38.8°38.9°39.7°
Beat VMG2.363.293.944.434.754.894.964.994.94
52°3.745.055.946.476.756.896.957.007.01
60°4.055.356.196.646.897.047.127.207.23
75°4.305.556.356.777.037.227.377.537.65
90°4.185.456.316.827.157.387.547.888.10
110°3.825.296.346.927.297.637.958.478.76
120°3.705.146.196.837.237.587.938.609.14
135°3.264.665.756.547.027.387.758.519.22
150°2.723.995.075.976.647.067.398.108.82
Run VMG2.363.464.395.195.896.436.857.498.13
Gybe Angles139.8°146.7°151.0°153.2°160.1°166.2°174.1°177.2°176.3°
APH ToD:588.0CDL: 8.222APH ToT: 1.0203CertNo:US7214
BOAT
ClassC&C 35 MkIDesignerC&CBuilderHinterhoellerAge date01/1971Series date01/1969Offset fileC&C35MKI.offData fileUS7214
HULL
Length Overall10.572 mMaximum Beam3.252 mDraft1.590 mDisplacement5,072 kgDLR8.3172IMS DivisionCruiser/RacerDynamic Allowance0.110%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.314m
CREW
Maximum weight725 kg(declared)Minimum weight595 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail28.4129.01Headsail Luffed45.0145.01Headsail FlyingSymmetric88.6288.62Asymmetric74.0374.03 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.34Storm Jib9.04Heavy Weather Jib24.40
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 117.5 kg·m Stability Index 117.3
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  04560004RTD Issued on 02/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ShamrockUSA 11166
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 VMG1526.71094.0913.1812.9758.6736.9725.1721.3729.4
52°963.8712.3606.0556.4533.3522.7517.7514.0513.8
60°888.3672.3581.1541.8522.2511.1505.5500.1497.9
75°838.0648.9567.3531.6512.1498.5488.4477.8470.4
90°860.3660.2571.0527.7503.2487.6477.5456.9444.3
110°942.5680.2567.9520.1493.8472.1453.1424.9410.9
120°973.2699.9581.4526.8498.1474.9454.2418.8393.8
135°1105.1771.8625.9550.1512.9487.7464.4423.3390.5
150°1322.5901.4710.4602.8541.9510.1486.8444.4408.2
Run VMG1527.11040.8819.7693.6611.0559.6525.6480.8442.7
Selected Courses
Windward / Leeward1526.91067.4866.4753.2684.8648.3625.3601.0586.0
All purpose1148.8823.5682.3608.5567.0543.8527.8506.2492.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward718.30.8353
All purpose588.01.0203
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7289
Downwind "popa"0.8878
70% up, 30% down "Ilhabela"0.7703
30% up, 70% down "Ilhabela-inverso"0.8333
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Predominantly Upwind635.40.9443
Predominantly Downwind596.11.0066
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP611.10.9818 Predom. Rc High482.11.2445 5B SF Bay L/M792.20.7574 TriNum AP Low752.90.7969 Predom. Dn Low910.70.6588 5B SF Bay Med678.50.8842 TriNum AP Med584.71.0262 Predom. Dn L/M673.60.8907 5B SF Bay M/H616.90.9727 TriNum AP High523.71.1457 Predom. Dn Med574.91.0437 5B SF Bay High591.71.0141 TriNum W/L Low1011.60.5931 Predom. Dn M/H515.31.1644 5B AP Low831.40.7217 TriNum W/L Med713.60.8408 Predom. Dn High481.81.2452 5B AP L/M660.00.9090 TriNum W/L Hig622.00.9647 ChiMac Up Low798.50.7514 5B AP Med576.41.0410 Predom. Upwind660.70.9081 ChiMac Up Med721.40.8317 5B AP M/H530.21.1317 Predom. Reaching585.91.0241 ChiMac Up High633.30.9474 5B AP High507.61.1820 Predom. Downwind622.90.9633 ChiMac Off Low783.10.7662 5B W/L Low1132.00.5300 Predom. Up Low906.50.6618 ChiMac Off Med692.00.8671 5B W/L L/M829.30.7235 Predom. Up L/M696.30.8617 ChiMac Off High585.11.0255 5B W/L Med700.30.8567 Predom. Up Med614.90.9757 ChiMac AP Low786.80.7626 5B W/L M/H630.10.9522 Predom. Up M/H575.31.0430 ChiMac AP Med703.90.8524 5B W/L High602.60.9956 Predom. Up High560.41.0706 ChiMac AP High607.50.9876 W/L 60-40 Low1137.00.5277 Predom. Rc Low806.50.7440 BayMac Cove Island903.00.6644 W/L 60-40 L/M839.80.7145 Predom. Rc L/M621.00.9662 BayMac Shore895.40.6701 W/L 60-40 Med715.10.8390 Predom. Rc Med548.01.0949 Harvest Moon520.01.1539 W/L 60-40 M/H650.00.9231 Predom. Rc M/H506.21.1853 5B SF Bay Low958.40.6260 W/L 60-40 High626.80.9573      SA/DSPL Up24.74SA/DSPL Dn39.43
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance639.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating639.30.9385
FinRating, kevyt tuuli1113.00.8985
FinRating, kova tuuli511.40.9777
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9385
Triple Number Coastal/Long Distance Low0.7969
Triple Number Coastal/Long Distance Medium1.0263
Triple Number Coastal/Long Distance High1.1457
Triple Number Windward/Leeward Low0.6205
Triple Number Windward/Leeward Medium0.8408
Triple Number Windward/Leeward High0.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
For information
General Purpose Handicap (GPH)659.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Saronikos S All Purpose670.30.8951
Saronikos S Upwind751.30.7986
Saronikos S Downwind573.31.0465
Saronikos N All Purpose701.60.8552
Saronikos N Upwind781.30.7680
Saronikos N Downwind625.30.9595
Saronikos SW All Purpose676.90.8864
Saronikos SW Upwind771.20.7781
Saronikos SW Downwind583.61.0281
Saronikos NE All Purpose726.70.8257
Saronikos NE Upwind730.80.8210
Saronikos NE Downwind703.30.8532
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose611.10.9818
5-Band All Purpose Low903.80.6638
5-Band All Purpose L/M683.00.8785
5-Band All Purpose Med593.81.0104
5-Band All Purpose M/H544.61.1018
5-Band All Purpose High520.61.1526
Single Number Predominant Upwind634.10.9462
Single Number Predominant Reaching564.41.0631
Single Number Predominant Downwind596.71.0055
5-Band 50-50 Windward/Leeward Low1132.00.5300
5-Band 50-50 Windward/Leeward L/M829.30.7235
5-Band 50-50 Windward/Leeward Med700.30.8567
5-Band 50-50 Windward/Leeward M/H630.10.9522
5-Band 50-50 Windward/Leeward High602.60.9956
5-Band 60-40 Windward/Leeward Low1137.00.5277
5-Band 60-40 Windward/Leeward L/M839.80.7145
5-Band 60-40 Windward/Leeward Med715.10.8390
5-Band 60-40 Windward/Leeward M/H650.00.9231
5-Band 60-40 Windward/Leeward High626.80.9573
Triple Number 50-50 Windward/Leeward Low1011.60.5931
Triple Number 50-50 Windward/Leeward Med713.70.8407
Triple Number 50-50 Windward/Leeward High622.00.9647
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward733.10.8184
Triple Number 60-40 Windward/Leeward Low1018.40.5891
Triple Number 60-40 Windward/Leeward Med727.80.8244
Triple Number 60-40 Windward/Leeward High642.90.9333
Triple Number All-Purpose Low815.10.7361
Triple Number All-Purpose Med602.70.9955
Triple Number All-Purpose High537.71.1158
Triple Number Predominant Upwind Low828.40.7243
Triple Number Predominant Upwind Med625.60.9591
Triple Number Predominant Upwind High576.11.0414
Triple Number Predominant Reaching Low736.10.8151
Triple Number Predominant Reaching Med563.91.0641
Triple Number Predominant Reaching High491.01.2219
Triple Number Predominant Downwind Low814.70.7365
Triple Number Predominant Downwind Med585.31.0251
Triple Number Predominant Downwind High496.61.2082
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low752.9
Triple Number Coastal/Long Distance Medium584.6
Triple Number Coastal/Long Distance High523.7
Triple Number Windward/Leeward Low967.0
Triple Number Windward/Leeward Medium713.6
Triple Number Windward/Leeward High622.0
Predominantly Upwind635.4
Predominantly Downwind596.1
Predominantly Reaching573.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7969
Triple Number Coastal/Long Distance Medium1.0263
Triple Number Coastal/Long Distance High1.1457
Triple Number Windward/Leeward Low0.6205
Triple Number Windward/Leeward Medium0.8408
Triple Number Windward/Leeward High0.9647
Coastal/Long Distance0.9385
Predominantly Upwind0.9443
Predominantly Downwind1.0066
For information
General Purpose Handicap (GPH)659.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0203
Distanseseilas Trippeltall svak vind0.7969
Distanseseilas Trippeltall mellomvind1.0263
Distanseseilas Trippeltall sterk vind1.1457
Pølsebane Trippeltall svak vind0.6205
Pølsebane Trippeltall mellomvind0.8408
Pølsebane Trippeltall sterk vind0.9647
Motvind Singeltall0.9443
Medvind Singeltall1.0066
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Coastal/Long Distance639.30.9385
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind635.40.9443
Predominantly Downwind596.11.0066
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore590.51.0160
Cape Doctor Coastal496.81.2078
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7969
Triple Number Coastal/Long Distance Medium1.0263
Triple Number Coastal/Long Distance High1.1457
Triple Number Windward/Leeward Low0.6205
Triple Number Windward/Leeward Medium0.8408
Triple Number Windward/Leeward High0.9647
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7969
Triple Number Coastal/Long Distance Medium1.0263
Triple Number Coastal/Long Distance High1.1457
Triple Number Windward/Leeward Low0.6205
Triple Number Windward/Leeward Medium0.8408
Triple Number Windward/Leeward High0.9647
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Predominantly Upwind635.40.9443
Predominantly Downwind596.11.0066
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance639.30.9385
Triple Number Coastal/Long Distance Low752.90.7969
Triple Number Coastal/Long Distance Medium584.61.0263
Triple Number Coastal/Long Distance High523.71.1457
Triple Number Windward/Leeward Low967.00.6205
Triple Number Windward/Leeward Medium713.60.8408
Triple Number Windward/Leeward High622.00.9647
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1526.91064.7815.3682.0603.9564.2534.2485.8469.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP611.10.9818 Predom. Dn High481.81.2452 5B AP M/H530.21.1317 TriNum AP Low752.90.7969 Predom. Rc Low806.50.7440 5B AP High507.61.1820 TriNum AP Med584.71.0262 Predom. Rc L/M621.00.9662 5B SF Bay Low958.40.6260 TriNum AP High523.71.1457 Predom. Rc Med548.01.0949 5B SF Bay L/M792.20.7574 TriNum W/L Low1011.60.5931 Predom. Rc M/H506.21.1853 5B SF Bay Med678.50.8842 TriNum W/L Med713.60.8408 Predom. Rc High482.11.2445 5B SF Bay M/H616.90.9727 TriNum W/L Hig622.00.9647 5B W/L Low1132.00.5300 5B SF Bay High591.71.0141 Predom. Upwind660.70.9081 5B W/L L/M829.30.7235 ChiMac Up Low798.50.7514 Predom. Reaching585.91.0241 5B W/L Med700.30.8567 ChiMac Up Med721.40.8317 Predom. Downwind622.90.9633 5B W/L M/H630.10.9522 ChiMac Up High633.30.9474 Predom. Up Low906.50.6618 5B W/L High602.60.9956 ChiMac Off Low783.10.7662 Predom. Up L/M696.30.8617 W/L 60-40 Low1137.00.5277 ChiMac Off Med692.00.8671 Predom. Up Med614.90.9757 W/L 60-40 L/M839.80.7145 ChiMac Off High585.11.0255 Predom. Up M/H575.31.0430 W/L 60-40 Med715.10.8390 ChiMac AP Low786.80.7626 Predom. Up High560.41.0706 W/L 60-40 M/H650.00.9231 ChiMac AP Med703.90.8524 Predom. Dn Low910.70.6588 W/L 60-40 High626.80.9573 ChiMac AP High607.50.9876 Predom. Dn L/M673.60.8907 5B AP Low831.40.7217 BayMac Cove Island903.00.6644 Predom. Dn Med574.91.0437 5B AP L/M660.00.9090 BayMac Shore895.40.6701 Predom. Dn M/H515.31.1644 5B AP Med576.41.0410 Harvest Moon520.01.1539      SA/DSPL Up24.74SA/DSPL Dn39.43
ORC Ref  04560004RTD Issued on 02/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ShamrockUSA 11166
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 35 MkIMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.572Maximum beam3.252Draft1.590Displacement5,072Wetted area22.51IMS L8.696LSM08.479Accomod. length10.569Sink (kg/mm) 16.90
VCGD-0.107VCGM-0.074 RM Rated (kg·m) 117.5Limit of positive stability(°) 115.0 Stability Index 117.3 BLR index 0.0000Default crew weight544 Declared crew weight 725
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.314PBW0.122PIPA0.0046
PSD0.022PHD0.068PHL0.116
PSA25.0°ESL0.634
ST10.019ST20.074ST30.089
ST40.043ST50.116
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P11.583IG13.442ISP13.442MDT10.129MDL10.202MDT20.129MDL20.202TL0.000MW0.000GO0.000
E4.114J4.420BAS1.486FSD0.030SFJ0.000SPL4.508WPLTPS0.000BD0.113MWT0.00MCG0.000
PY0.000MDT1YMDL1YMDT2YMDL2YTLYBASYEY0.000BDYIY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered117.5Flotation Date20/07/2021
SFFP0.691FFM1.309FF1.309LCFcl6.110SG
SAFP10.251FAM0.821FA0.821LCFsh6.337HBI0.932
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG#Water980#Fuel760Total deductible0
Total deductible
ORC Ref  04560004RTD Issued on 02/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ShamrockUSA 11166
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN-230.120.861.552.673.4628.4109/02/202317364714304550.130.851.492.563.2627.37Pre-2017 Class Main (EST MGL)
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1484610.090.891.713.395.096.8513.18NoNo 45.0102/04/2021SS0.070.551.122.223.444.6912.09NoInner 27.6915/06/2024SS20.100.430.751.351.982.6611.75NoInner 16.0025/02/2026
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentAP13.4213.4213.427.967.7888.6209/03/2017OUS122178-001S213.3813.3813.387.927.6887.7722/01/2026209182
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA313.5512.7413.156.467.9581%74.0306/05/2023OUS145025-001
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.6 mTable area0.44 m²Headroom1.74 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity92 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity62 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004RTD Issued on 02/06/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org