Club Certificate2026
Viola557
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 Angles47.1°44.3°42.1°41.3°40.8°40.4°39.9°39.2°39.7°
Beat VMG2.333.293.964.374.614.774.905.075.09
52°3.705.065.936.476.766.957.077.237.32
60°4.015.346.196.727.027.187.297.447.53
75°4.285.566.396.947.267.447.567.747.86
90°4.185.536.517.097.387.627.808.088.30
110°4.095.646.707.347.707.978.178.518.64
120°3.945.486.577.287.698.028.358.809.06
135°3.464.926.036.927.457.838.208.889.46
150°2.874.135.206.136.927.427.788.499.13
Run VMG2.493.574.505.316.076.697.227.948.61
Gybe Angles138.2°144.0°148.7°148.7°156.6°167.3°178.6°179.5°179.5°
APH ToD:576.8CDL: 8.532APH ToT: 1.0402CertNo:557
BOAT
ClassFife CutterDesignerFifeBuilderFifeAge date01/1908Series date01/1908Offset fileviola.offData file557
HULL
Length Overall12.646 mMaximum Beam2.846 mDraft1.969 mDisplacement10,186 kgDLR13.7359IMS DivisionCruiser/RacerDynamic Allowance0.300%Age Allowance0.650%RS Assessment-0.229%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.380m
CREW
Maximum weight800 kg(declared)Minimum weight670 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail73.6276.16Headsail Luffed36.2836.28Headsail FlyingSymmetricAsymmetric113.92113.92 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail23.01Storm Jib7.94Heavy Weather Jib21.44
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 138.5 kg·m Stability Index 160.1
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  04560004VUE Issued on 31/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Viola557
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 VMG1542.41094.9908.3823.6780.8754.1735.2710.4706.9
52°974.2712.0607.5556.4532.4518.3509.3497.8492.1
60°897.0673.7581.8535.5513.1501.5493.8483.9478.1
75°842.1647.9563.1518.5495.8483.9476.2465.1457.9
90°861.6650.6553.4507.9487.6472.4461.5445.5433.8
110°879.8638.6537.6490.7467.8451.5440.5423.2416.4
120°914.7657.3547.6494.7468.2448.7430.9409.3397.1
135°1039.0731.4597.5520.5483.1460.0439.1405.2380.6
150°1253.6872.2692.5587.0519.9485.0462.7423.9394.3
Run VMG1447.51007.2799.6677.8593.2538.5498.5453.6418.2
Selected Courses
Windward / Leeward1495.01051.0853.9750.7687.0646.3616.8582.0562.5
All purpose1124.2806.5668.0597.0557.8533.5516.2492.6479.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward714.20.8401
All purpose576.81.0402
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7232
Downwind "popa"0.9194
70% up, 30% down "Ilhabela"0.7727
30% up, 70% down "Ilhabela-inverso"0.8502
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Predominantly Upwind631.00.9508
Predominantly Downwind578.11.0378
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP598.71.0022 Predom. Rc High466.81.2853 5B SF Bay L/M783.60.7657 TriNum AP Low737.20.8139 Predom. Dn Low881.70.6805 5B SF Bay Med675.80.8879 TriNum AP Med574.01.0453 Predom. Dn L/M654.60.9166 5B SF Bay M/H609.10.9851 TriNum AP High511.71.1726 Predom. Dn Med557.61.0760 5B SF Bay High575.81.0421 TriNum W/L Low996.40.6022 Predom. Dn M/H496.31.2090 5B AP Low810.30.7405 TriNum W/L Med712.00.8427 Predom. Dn High462.91.2961 5B AP L/M647.10.9273 TriNum W/L Hig611.10.9818 ChiMac Up Low792.70.7569 5B AP Med565.91.0602 Predom. Upwind655.30.9157 ChiMac Up Med716.30.8377 5B AP M/H518.71.1568 Predom. Reaching570.11.0524 ChiMac Up High626.70.9573 5B AP High494.31.2138 Predom. Downwind603.10.9949 ChiMac Off Low759.50.7900 5B W/L Low1112.70.5392 Predom. Up Low899.00.6674 ChiMac Off Med670.80.8945 5B W/L L/M821.90.7300 Predom. Up L/M690.60.8688 ChiMac Off High566.71.0588 5B W/L Med698.90.8585 Predom. Up Med612.30.9799 ChiMac AP Low772.30.7769 5B W/L M/H621.90.9648 Predom. Up M/H568.21.0560 ChiMac AP Med690.80.8685 5B W/L High584.71.0262 Predom. Up High546.21.0985 ChiMac AP High595.01.0083 W/L 60-40 Low1122.20.5347 Predom. Rc Low788.30.7612 BayMac Cove Island887.10.6764 W/L 60-40 L/M835.00.7186 Predom. Rc L/M604.80.9920 BayMac Shore880.20.6817 W/L 60-40 Med717.10.8367 Predom. Rc Med533.11.1255 Harvest Moon501.91.1953 W/L 60-40 M/H645.10.9301 Predom. Rc M/H490.71.2228 5B SF Bay Low942.00.6369 W/L 60-40 High610.50.9827      SA/DSPL Up23.21SA/DSPL Dn39.60
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance629.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating629.20.9536
FinRating, kevyt tuuli1091.40.9162
FinRating, kova tuuli497.21.0056
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9536
Triple Number Coastal/Long Distance Low0.8139
Triple Number Coastal/Long Distance Medium1.0454
Triple Number Coastal/Long Distance High1.1726
Triple Number Windward/Leeward Low0.6299
Triple Number Windward/Leeward Medium0.8427
Triple Number Windward/Leeward High0.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
For information
General Purpose Handicap (GPH)646.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Saronikos S All Purpose661.70.9067
Saronikos S Upwind752.70.7971
Saronikos S Downwind545.31.1003
Saronikos N All Purpose688.40.8715
Saronikos N Upwind779.00.7703
Saronikos N Downwind594.51.0093
Saronikos SW All Purpose665.60.9014
Saronikos SW Upwind769.50.7798
Saronikos SW Downwind554.91.0813
Saronikos NE All Purpose709.70.8454
Saronikos NE Upwind726.90.8255
Saronikos NE Downwind666.70.9000
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose598.71.0022
5-Band All Purpose Low886.10.6771
5-Band All Purpose L/M670.50.8948
5-Band All Purpose Med583.81.0278
5-Band All Purpose M/H531.61.1287
5-Band All Purpose High504.21.1899
Single Number Predominant Upwind629.80.9527
Single Number Predominant Reaching549.21.0926
Single Number Predominant Downwind578.71.0368
5-Band 50-50 Windward/Leeward Low1112.70.5392
5-Band 50-50 Windward/Leeward L/M821.90.7300
5-Band 50-50 Windward/Leeward Med698.90.8585
5-Band 50-50 Windward/Leeward M/H621.90.9648
5-Band 50-50 Windward/Leeward High584.71.0262
5-Band 60-40 Windward/Leeward Low1122.20.5347
5-Band 60-40 Windward/Leeward L/M835.00.7186
5-Band 60-40 Windward/Leeward Med717.10.8367
5-Band 60-40 Windward/Leeward M/H645.10.9301
5-Band 60-40 Windward/Leeward High610.50.9827
Triple Number 50-50 Windward/Leeward Low996.40.6022
Triple Number 50-50 Windward/Leeward Med712.00.8426
Triple Number 50-50 Windward/Leeward High611.10.9818
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward732.30.8194
Triple Number 60-40 Windward/Leeward Low1006.60.5961
Triple Number 60-40 Windward/Leeward Med729.50.8225
Triple Number 60-40 Windward/Leeward High635.00.9448
Triple Number All-Purpose Low799.30.7507
Triple Number All-Purpose Med592.61.0126
Triple Number All-Purpose High523.91.1453
Triple Number Predominant Upwind Low820.00.7317
Triple Number Predominant Upwind Med622.70.9635
Triple Number Predominant Upwind High568.21.0561
Triple Number Predominant Reaching Low719.30.8341
Triple Number Predominant Reaching Med550.01.0909
Triple Number Predominant Reaching High475.11.2628
Triple Number Predominant Downwind Low790.40.7591
Triple Number Predominant Downwind Med567.31.0576
Triple Number Predominant Downwind High476.11.2602
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low737.2
Triple Number Coastal/Long Distance Medium573.9
Triple Number Coastal/Long Distance High511.7
Triple Number Windward/Leeward Low952.5
Triple Number Windward/Leeward Medium712.0
Triple Number Windward/Leeward High611.1
Predominantly Upwind631.0
Predominantly Downwind578.1
Predominantly Reaching556.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8139
Triple Number Coastal/Long Distance Medium1.0454
Triple Number Coastal/Long Distance High1.1726
Triple Number Windward/Leeward Low0.6299
Triple Number Windward/Leeward Medium0.8427
Triple Number Windward/Leeward High0.9818
Coastal/Long Distance0.9536
Predominantly Upwind0.9508
Predominantly Downwind1.0378
For information
General Purpose Handicap (GPH)646.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0402
Distanseseilas Trippeltall svak vind0.8139
Distanseseilas Trippeltall mellomvind1.0454
Distanseseilas Trippeltall sterk vind1.1726
Pølsebane Trippeltall svak vind0.6299
Pølsebane Trippeltall mellomvind0.8427
Pølsebane Trippeltall sterk vind0.9818
Motvind Singeltall0.9508
Medvind Singeltall1.0378
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Coastal/Long Distance629.20.9536
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind631.00.9508
Predominantly Downwind578.11.0378
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore568.41.0557
Cape Doctor Coastal483.11.2421
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8139
Triple Number Coastal/Long Distance Medium1.0454
Triple Number Coastal/Long Distance High1.1726
Triple Number Windward/Leeward Low0.6299
Triple Number Windward/Leeward Medium0.8427
Triple Number Windward/Leeward High0.9818
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8139
Triple Number Coastal/Long Distance Medium1.0454
Triple Number Coastal/Long Distance High1.1726
Triple Number Windward/Leeward Low0.6299
Triple Number Windward/Leeward Medium0.8427
Triple Number Windward/Leeward High0.9818
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Predominantly Upwind631.00.9508
Predominantly Downwind578.11.0378
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.20.9536
Triple Number Coastal/Long Distance Low737.20.8139
Triple Number Coastal/Long Distance Medium573.91.0454
Triple Number Coastal/Long Distance High511.71.1726
Triple Number Windward/Leeward Low952.50.6299
Triple Number Windward/Leeward Medium712.00.8427
Triple Number Windward/Leeward High611.10.9818
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.21046.7801.9674.5597.2553.9520.4471.2457.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP598.71.0022 Predom. Dn High462.91.2961 5B AP M/H518.71.1568 TriNum AP Low737.20.8139 Predom. Rc Low788.30.7612 5B AP High494.31.2138 TriNum AP Med574.01.0453 Predom. Rc L/M604.80.9920 5B SF Bay Low942.00.6369 TriNum AP High511.71.1726 Predom. Rc Med533.11.1255 5B SF Bay L/M783.60.7657 TriNum W/L Low996.40.6022 Predom. Rc M/H490.71.2228 5B SF Bay Med675.80.8879 TriNum W/L Med712.00.8427 Predom. Rc High466.81.2853 5B SF Bay M/H609.10.9851 TriNum W/L Hig611.10.9818 5B W/L Low1112.70.5392 5B SF Bay High575.81.0421 Predom. Upwind655.30.9157 5B W/L L/M821.90.7300 ChiMac Up Low792.70.7569 Predom. Reaching570.11.0524 5B W/L Med698.90.8585 ChiMac Up Med716.30.8377 Predom. Downwind603.10.9949 5B W/L M/H621.90.9648 ChiMac Up High626.70.9573 Predom. Up Low899.00.6674 5B W/L High584.71.0262 ChiMac Off Low759.50.7900 Predom. Up L/M690.60.8688 W/L 60-40 Low1122.20.5347 ChiMac Off Med670.80.8945 Predom. Up Med612.30.9799 W/L 60-40 L/M835.00.7186 ChiMac Off High566.71.0588 Predom. Up M/H568.21.0560 W/L 60-40 Med717.10.8367 ChiMac AP Low772.30.7769 Predom. Up High546.21.0985 W/L 60-40 M/H645.10.9301 ChiMac AP Med690.80.8685 Predom. Dn Low881.70.6805 W/L 60-40 High610.50.9827 ChiMac AP High595.01.0083 Predom. Dn L/M654.60.9166 5B AP Low810.30.7405 BayMac Cove Island887.10.6764 Predom. Dn Med557.61.0760 5B AP L/M647.10.9273 BayMac Shore880.20.6817 Predom. Dn M/H496.31.2090 5B AP Med565.91.0602 Harvest Moon501.91.1953      SA/DSPL Up23.21SA/DSPL Dn39.60
ORC Ref  04560004VUE Issued on 31/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Viola557
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFife CutterMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.646Maximum beam2.846Draft1.969Displacement10,186Wetted area31.24IMS L9.749LSM09.050Accomod. length9.249Sink (kg/mm) 18.78
VCGD-0.456VCGM-0.435 RM Rated (kg·m) 138.5Limit of positive stability(°) 152.4 Stability Index 160.1 BLR index 0.0000Default crew weight597 Declared crew weight 800
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.170PIPA0.0247
PSD0.025PHD0.040PHL0.150
PSA25.0°ESL0.750
ST10.100ST20.350ST335.000
ST40.400ST50.180
RIG
BackstayNot installedForestayFixedInner forestayFixedMast materialWoodSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders1Rotating mastNo
P15.090IG12.570ISP12.570MDT10.192MDL10.192MDT20.075MDL20.075TLMW0.150GO0.165
E8.710J6.300BAS0.700FSDSFJ-2.216SPL6.259WPLTPS6.360BD0.165MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013
SFFP0.711FFM1.252FF1.252LCFcl6.381SG
SAFP12.300FAM0.629FA0.629LCFsh6.549HBI0.945
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004VUE Issued on 31/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Viola557
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment01.633.264.797.0073.62
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.821.522.665.3413.30NoNo 36.28Trinq3.4910.05NoInner 17.85
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment015.0712.8013.949.809.8599%113.92
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.2 mTable area0.44 m²Headroom1.64 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity64 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity34 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004VUE Issued on 31/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org