Club Certificate2026
BUTTERCUPUSA 97012
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 Angles45.3°42.3°39.9°37.4°36.3°35.9°36.0°36.2°37.4°
Beat VMG2.753.854.635.085.255.335.375.405.32
52°4.295.806.677.057.207.277.327.387.35
60°4.606.076.847.197.367.457.517.597.59
75°4.826.236.947.317.557.717.827.998.09
90°4.676.106.897.307.617.878.108.458.72
110°4.235.906.957.487.898.288.639.219.53
120°4.095.746.827.397.848.318.869.8710.77
135°3.585.146.327.057.517.968.4810.0212.30
150°2.964.315.456.397.037.477.898.9510.59
Run VMG2.563.744.725.546.256.807.248.009.18
Gybe Angles139.0°142.4°146.9°153.1°159.9°166.9°177.4°177.2°154.7°
APH ToD:540.3CDL: 9.514APH ToT: 1.1105CertNo:US97012
BOAT
ClassSCHOCK 35DesignerSCHOCKBuilderSCHOCKAge date09/1984Series date01/1984Offset fileUS18732.OFFData fileUS97012
HULL
Length Overall10.756Maximum Beam3.633Draft2.091Displacement4,161DLR5.2431IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.203%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.378m
CREW
Maximum weight617(default)Minimum weight487 ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail32.4432.86Headsail Luffed45.3745.37Headsail FlyingSymmetric92.0392.03Asymmetric93.1693.16 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.90Storm Jib11.29Heavy Weather Jib30.47
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 110.0 Stability Index 110.7
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  04560004H30 Issued on 06/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BUTTERCUPUSA 97012
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 VMG1310.3935.5777.6709.3685.8675.5670.1666.2676.3
52°838.7620.6539.5510.9500.2495.2491.7488.0489.7
60°782.1593.4526.4500.9489.0483.4479.6474.5474.1
75°746.9578.1518.8492.8476.9466.7460.6450.5445.2
90°770.4590.6522.7493.1473.3457.4444.3426.1412.8
110°851.0610.5518.2481.4456.2434.9417.1391.1377.9
120°879.9626.9527.6487.3459.1433.0406.4364.7334.3
135°1004.5700.1569.7510.6479.2452.5424.4359.2292.7
150°1217.7834.4660.3563.4511.8481.7456.5402.2339.9
Run VMG1406.1963.4762.5649.6576.4529.1497.2449.7392.0
Selected Courses
Windward / Leeward1358.2949.4770.1679.4631.1602.3583.7557.9534.1
All purpose1023.7732.5611.6555.5525.6506.3491.4466.4445.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward656.40.9140
All purpose540.31.1105
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8203
Downwind "popa"0.9485
70% up, 30% down "Ilhabela"0.8550
30% up, 70% down "Ilhabela-inverso"0.9060
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Predominantly Upwind579.51.0354
Predominantly Downwind551.01.0888
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP561.51.0686 Predom. Rc High440.11.3634 5B SF Bay L/M708.00.8474 TriNum AP Low672.10.8928 Predom. Dn Low824.50.7277 5B SF Bay Med620.50.9669 TriNum AP Med538.01.1153 Predom. Dn L/M617.80.9712 5B SF Bay M/H571.61.0497 TriNum AP High485.71.2353 Predom. Dn Med535.11.1212 5B SF Bay High543.51.1039 TriNum W/L Low900.50.6663 Predom. Dn M/H478.91.2529 5B AP Low745.90.8043 TriNum W/L Med651.60.9208 Predom. Dn High436.71.3739 5B AP L/M596.91.0051 TriNum W/L Hig578.61.0369 ChiMac Up Low708.90.8464 5B AP Med531.61.1286 Predom. Upwind600.80.9986 ChiMac Up Med648.40.9253 5B AP M/H492.51.2182 Predom. Reaching538.21.1149 ChiMac Up High577.21.0395 5B AP High467.11.2846 Predom. Downwind573.71.0459 ChiMac Off Low714.80.8394 5B W/L Low1006.80.5960 Predom. Up Low795.80.7539 ChiMac Off Med635.50.9441 5B W/L L/M744.00.8064 Predom. Up L/M622.60.9638 ChiMac Off High539.21.1129 5B W/L Med641.90.9347 Predom. Up Med565.01.0619 ChiMac AP Low708.50.8468 5B W/L M/H586.41.0231 Predom. Up M/H535.81.1198 ChiMac AP Med639.70.9379 5B W/L High558.31.0747 Predom. Up High519.61.1548 ChiMac AP High556.91.0773 W/L 60-40 Low1003.40.5980 Predom. Rc Low722.20.8308 BayMac Cove Island810.70.7401 W/L 60-40 L/M747.90.8023 Predom. Rc L/M566.51.0592 BayMac Shore803.50.7468 W/L 60-40 Med652.40.9197 Predom. Rc Med509.31.1781 Harvest Moon479.91.2502 W/L 60-40 M/H603.50.9942 Predom. Rc M/H470.31.2759 5B SF Bay Low846.70.7086 W/L 60-40 High580.31.0339      SA/DSPL Up29.94SA/DSPL Dn48.32
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance585.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating585.31.0252
FinRating, kevyt tuuli992.31.0078
FinRating, kova tuuli468.81.0666
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0252
Triple Number Coastal/Long Distance Low0.8928
Triple Number Coastal/Long Distance Medium1.1154
Triple Number Coastal/Long Distance High1.2353
Triple Number Windward/Leeward Low0.6979
Triple Number Windward/Leeward Medium0.9208
Triple Number Windward/Leeward High1.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
For information
General Purpose Handicap (GPH)601.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Saronikos S All Purpose602.40.9960
Saronikos S Upwind667.00.8995
Saronikos S Downwind527.21.1381
Saronikos N All Purpose602.40.9960
Saronikos N Upwind694.80.8635
Saronikos N Downwind575.81.0421
Saronikos SW All Purpose602.80.9954
Saronikos SW Upwind680.70.8814
Saronikos SW Downwind531.21.1296
Saronikos NE All Purpose657.30.9128
Saronikos NE Upwind655.40.9155
Saronikos NE Downwind641.50.9354
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose561.51.0686
5-Band All Purpose Low806.10.7443
5-Band All Purpose L/M618.70.9698
5-Band All Purpose Med549.21.0925
5-Band All Purpose M/H506.81.1840
5-Band All Purpose High478.31.2545
Single Number Predominant Upwind577.91.0382
Single Number Predominant Reaching520.71.1522
Single Number Predominant Downwind552.21.0867
5-Band 50-50 Windward/Leeward Low1006.80.5960
5-Band 50-50 Windward/Leeward L/M744.00.8064
5-Band 50-50 Windward/Leeward Med641.90.9347
5-Band 50-50 Windward/Leeward M/H586.41.0231
5-Band 50-50 Windward/Leeward High558.31.0747
5-Band 60-40 Windward/Leeward Low1003.40.5980
5-Band 60-40 Windward/Leeward L/M747.90.8023
5-Band 60-40 Windward/Leeward Med652.40.9197
5-Band 60-40 Windward/Leeward M/H603.50.9942
5-Band 60-40 Windward/Leeward High580.31.0339
Triple Number 50-50 Windward/Leeward Low900.50.6663
Triple Number 50-50 Windward/Leeward Med651.70.9207
Triple Number 50-50 Windward/Leeward High578.71.0369
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward666.60.9000
Triple Number 60-40 Windward/Leeward Low899.40.6671
Triple Number 60-40 Windward/Leeward Med661.10.9076
Triple Number 60-40 Windward/Leeward High596.91.0052
Triple Number All-Purpose Low729.00.8230
Triple Number All-Purpose Med556.01.0792
Triple Number All-Purpose High499.21.2018
Triple Number Predominant Upwind Low731.20.8206
Triple Number Predominant Upwind Med572.11.0487
Triple Number Predominant Upwind High536.81.1178
Triple Number Predominant Reaching Low661.40.9072
Triple Number Predominant Reaching Med522.51.1483
Triple Number Predominant Reaching High454.61.3199
Triple Number Predominant Downwind Low738.70.8123
Triple Number Predominant Downwind Med545.01.1010
Triple Number Predominant Downwind High459.11.3068
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low672.0
Triple Number Coastal/Long Distance Medium537.9
Triple Number Coastal/Long Distance High485.7
Triple Number Windward/Leeward Low859.7
Triple Number Windward/Leeward Medium651.6
Triple Number Windward/Leeward High578.6
Predominantly Upwind579.5
Predominantly Downwind551.0
Predominantly Reaching529.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8928
Triple Number Coastal/Long Distance Medium1.1154
Triple Number Coastal/Long Distance High1.2353
Triple Number Windward/Leeward Low0.6979
Triple Number Windward/Leeward Medium0.9208
Triple Number Windward/Leeward High1.0369
Coastal/Long Distance1.0252
Predominantly Upwind1.0354
Predominantly Downwind1.0888
For information
General Purpose Handicap (GPH)601.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1105
Distanseseilas Trippeltall svak vind0.8928
Distanseseilas Trippeltall mellomvind1.1154
Distanseseilas Trippeltall sterk vind1.2353
Pølsebane Trippeltall svak vind0.6979
Pølsebane Trippeltall mellomvind0.9208
Pølsebane Trippeltall sterk vind1.0369
Motvind Singeltall1.0354
Medvind Singeltall1.0888
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Coastal/Long Distance585.31.0252
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind579.51.0354
Predominantly Downwind551.01.0888
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore541.31.1085
Cape Doctor Coastal451.71.3284
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8928
Triple Number Coastal/Long Distance Medium1.1154
Triple Number Coastal/Long Distance High1.2353
Triple Number Windward/Leeward Low0.6979
Triple Number Windward/Leeward Medium0.9208
Triple Number Windward/Leeward High1.0369
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8928
Triple Number Coastal/Long Distance Medium1.1154
Triple Number Coastal/Long Distance High1.2353
Triple Number Windward/Leeward Low0.6979
Triple Number Windward/Leeward Medium0.9208
Triple Number Windward/Leeward High1.0369
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Predominantly Upwind579.51.0354
Predominantly Downwind551.01.0888
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance585.31.0252
Triple Number Coastal/Long Distance Low672.00.8928
Triple Number Coastal/Long Distance Medium537.91.1154
Triple Number Coastal/Long Distance High485.71.2353
Triple Number Windward/Leeward Low859.70.6979
Triple Number Windward/Leeward Medium651.60.9208
Triple Number Windward/Leeward High578.61.0369
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1363.0950.8727.9619.0558.5524.8496.1446.8425.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP561.51.0686 Predom. Dn High436.71.3739 5B AP M/H492.51.2182 TriNum AP Low672.10.8928 Predom. Rc Low722.20.8308 5B AP High467.11.2846 TriNum AP Med538.01.1153 Predom. Rc L/M566.51.0592 5B SF Bay Low846.70.7086 TriNum AP High485.71.2353 Predom. Rc Med509.31.1781 5B SF Bay L/M708.00.8474 TriNum W/L Low900.50.6663 Predom. Rc M/H470.31.2759 5B SF Bay Med620.50.9669 TriNum W/L Med651.60.9208 Predom. Rc High440.11.3634 5B SF Bay M/H571.61.0497 TriNum W/L Hig578.61.0369 5B W/L Low1006.80.5960 5B SF Bay High543.51.1039 Predom. Upwind600.80.9986 5B W/L L/M744.00.8064 ChiMac Up Low708.90.8464 Predom. Reaching538.21.1149 5B W/L Med641.90.9347 ChiMac Up Med648.40.9253 Predom. Downwind573.71.0459 5B W/L M/H586.41.0231 ChiMac Up High577.21.0395 Predom. Up Low795.80.7539 5B W/L High558.31.0747 ChiMac Off Low714.80.8394 Predom. Up L/M622.60.9638 W/L 60-40 Low1003.40.5980 ChiMac Off Med635.50.9441 Predom. Up Med565.01.0619 W/L 60-40 L/M747.90.8023 ChiMac Off High539.21.1129 Predom. Up M/H535.81.1198 W/L 60-40 Med652.40.9197 ChiMac AP Low708.50.8468 Predom. Up High519.61.1548 W/L 60-40 M/H603.50.9942 ChiMac AP Med639.70.9379 Predom. Dn Low824.50.7277 W/L 60-40 High580.31.0339 ChiMac AP High556.91.0773 Predom. Dn L/M617.80.9712 5B AP Low745.90.8043 BayMac Cove Island810.70.7401 Predom. Dn Med535.11.1212 5B AP L/M596.91.0051 BayMac Shore803.50.7468 Predom. Dn M/H478.91.2529 5B AP Med531.61.1286 Harvest Moon479.91.2502      SA/DSPL Up29.94SA/DSPL Dn48.32
ORC Ref  04560004H30 Issued on 06/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BUTTERCUPUSA 97012
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSCHOCK 35MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.756Maximum beam3.633Draft2.091Displacement4,161Wetted area23.31IMS L9.547LSM09.257Accomod. length10.756Sink (kg/mm) 17.27
VCGD-0.062VCGM-0.047 RM Rated (kg·m) 110.0Limit of positive stability(°) 115.4 Stability Index 110.7 BLR index 0.0000Default crew weight617 Declared crew weight 760
Centerboard weight0.0List angle0.0Canting keel angle0.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.378PBW0.098PIPA0.0027
PSD0.025PHD0.043PHL0.135
PSA15.0°ESL0.915
ST10.025ST20.098ST30.098
ST40.046ST50.168
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysYesSpreaders2Rotating mastNo
P13.450IG14.957ISP15.045MDT10.110MDL10.177MDT20.104MDL20.125TL2.755MW0.122GO0.140
E4.206J4.190BAS1.457FSD0.028SFJ0.000SPL4.206WPLTPS4.206BD0.141MWT0.00MCG0.000
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered110.0Flotation Date15/05/2015
SFFP0.418FFM1.233FF1.233LCFcl5.886SG
SAFP9.837FAM0.855FA0.855LCFsh6.161HBI1.074
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004H30 Issued on 06/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BUTTERCUPUSA 97012
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.160.791.522.593.3832.4425/03/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.080.761.522.966.1614.84NoNo 45.3725/03/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS214.6914.6914.697.507.5992.0325/03/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA216.0313.9014.977.477.47100%93.1625/03/2025015.7313.9914.867.477.47100%92.5025/03/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04560004H30 Issued on 06/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org