Club Certificate2026
FortissimoCAN 5934
Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
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 Angles44.9°42.0°39.8°38.3°37.6°37.4°37.2°37.5°38.8°
Beat VMG2.653.714.444.824.995.075.135.175.06
52°4.135.586.466.877.037.117.197.277.27
60°4.425.846.677.067.247.347.437.557.58
75°4.626.036.817.247.537.717.868.088.19
90°4.475.916.797.277.678.028.288.658.90
110°4.295.966.997.588.038.378.689.259.78
120°4.155.826.927.568.178.719.139.9110.69
135°3.685.236.447.207.828.499.2311.0012.60
150°3.044.405.546.507.177.698.259.7712.55
Run VMG2.643.814.805.636.246.677.148.4610.87
Gybe Angles139.6°143.1°146.9°149.8°152.8°153.2°150.3°144.7°144.8°
APH ToD:544.9CDL: 8.969APH ToT: 1.1012CertNo:BC2644
BOAT
ClassGrand Surprise 31DesignerJoubert NiveltBuilderArchambaultAge date01/2001Series date06/2000Offset fileGRANDSURPRISE31.OFFData fileCAN5934-Fortissimo
HULL
Length Overall9.550 mMaximum Beam2.964 mDraft2.097 mDisplacement3,019 kgDLR3.5336IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.356m
CREW
Maximum weight525 kg(declared)Minimum weight395 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.4334.36Headsail Luffed30.2430.24Headsail FlyingSymmetricAsymmetric89.0389.03 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.36Storm Jib7.69Heavy Weather Jib20.75
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 64.8 kg·m Stability Index 101.3
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  03430004LJE Issued on 16/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortissimoCAN 5934
Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
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 VMG1357.4970.3811.7746.5721.8710.0701.8696.0711.0
52°871.1645.2557.2524.0512.2506.0501.0495.3495.2
60°814.9616.0540.0509.7497.3490.4484.5477.1474.6
75°780.0596.9528.8497.5478.0466.9458.2445.5439.7
90°804.7608.8530.4495.4469.2448.7434.6416.3404.3
110°838.5604.1515.3475.2448.3430.2414.7389.1368.1
120°866.5618.1520.3476.3440.6413.1394.4363.2336.8
135°978.8688.6559.0500.0460.6424.0389.9327.4285.6
150°1183.0818.1649.8553.8502.2468.3436.5368.4286.8
Run VMG1366.1944.6750.3639.4577.2539.4503.9425.4331.2
Selected Courses
Windward / Leeward1361.7957.5781.0693.0649.5624.7602.9560.7521.1
All purpose1032.8740.9618.9561.5530.5510.2493.1463.1439.1
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward672.70.8920
All purpose544.91.1012
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7839
Downwind "popa"0.9588
70% up, 30% down "Ilhabela"0.8293
30% up, 70% down "Ilhabela-inverso"0.8986
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind592.41.0128
Predominantly Downwind547.51.0958
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP564.91.0622 Predom. Rc High430.41.3941 5B SF Bay L/M720.80.8325 TriNum AP Low679.90.8825 Predom. Dn Low820.90.7309 5B SF Bay Med635.20.9446 TriNum AP Med543.21.1046 Predom. Dn L/M615.80.9743 5B SF Bay M/H583.41.0284 TriNum AP High486.11.2343 Predom. Dn Med532.11.1275 5B SF Bay High546.41.0982 TriNum W/L Low909.70.6596 Predom. Dn M/H470.91.2742 5B AP Low751.10.7988 TriNum W/L Med668.70.8972 Predom. Dn High421.01.4253 5B AP L/M603.60.9941 TriNum W/L Hig592.51.0126 ChiMac Up Low726.70.8257 5B AP Med536.51.1184 Predom. Upwind614.00.9773 ChiMac Up Med663.90.9038 5B AP M/H494.01.2145 Predom. Reaching537.21.1169 ChiMac Up High589.51.0178 5B AP High464.11.2928 Predom. Downwind568.71.0551 ChiMac Off Low711.80.8429 5B W/L Low1014.40.5915 Predom. Up Low815.90.7354 ChiMac Off Med631.80.9496 5B W/L L/M756.50.7931 Predom. Up L/M638.20.9402 ChiMac Off High533.41.1248 5B W/L Med659.60.9096 Predom. Up Med577.91.0383 ChiMac AP Low716.30.8376 5B W/L M/H603.40.9944 Predom. Up M/H544.61.1016 ChiMac AP Med645.80.9291 5B W/L High561.11.0692 Predom. Up High525.41.1419 ChiMac AP High560.31.0709 W/L 60-40 Low1017.00.5899 Predom. Rc Low731.20.8205 BayMac Cove Island819.30.7324 W/L 60-40 L/M765.00.7843 Predom. Rc L/M570.21.0523 BayMac Shore812.90.7381 W/L 60-40 Med673.60.8907 Predom. Rc Med507.61.1820 Harvest Moon473.01.2684 W/L 60-40 M/H623.50.9624 Predom. Rc M/H462.41.2977 5B SF Bay Low857.60.6997 W/L 60-40 High588.81.0190      SA/DSPL Up30.38SA/DSPL Dn58.41
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance591.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating591.51.0143
FinRating, kevyt tuuli998.71.0013
FinRating, kova tuuli465.11.0750
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0143
Triple Number Coastal/Long Distance Low0.8825
Triple Number Coastal/Long Distance Medium1.1047
Triple Number Coastal/Long Distance High1.2343
Triple Number Windward/Leeward Low0.6902
Triple Number Windward/Leeward Medium0.8972
Triple Number Windward/Leeward High1.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
For information
General Purpose Handicap (GPH)607.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Saronikos S All Purpose611.20.9817
Saronikos S Upwind691.70.8675
Saronikos S Downwind512.11.1716
Saronikos N All Purpose645.10.9301
Saronikos N Upwind719.40.8340
Saronikos N Downwind564.81.0622
Saronikos SW All Purpose609.10.9850
Saronikos SW Upwind703.70.8526
Saronikos SW Downwind517.31.1599
Saronikos NE All Purpose665.20.9020
Saronikos NE Upwind675.90.8876
Saronikos NE Downwind630.80.9512
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose564.91.0622
5-Band All Purpose Low815.10.7361
5-Band All Purpose L/M625.60.9590
5-Band All Purpose Med554.11.0827
5-Band All Purpose M/H507.31.1828
5-Band All Purpose High473.41.2675
Single Number Predominant Upwind590.91.0154
Single Number Predominant Reaching519.61.1546
Single Number Predominant Downwind548.81.0933
5-Band 50-50 Windward/Leeward Low1014.40.5915
5-Band 50-50 Windward/Leeward L/M756.50.7931
5-Band 50-50 Windward/Leeward Med659.60.9096
5-Band 50-50 Windward/Leeward M/H603.40.9944
5-Band 50-50 Windward/Leeward High561.11.0692
5-Band 60-40 Windward/Leeward Low1017.00.5899
5-Band 60-40 Windward/Leeward L/M765.00.7843
5-Band 60-40 Windward/Leeward Med673.60.8907
5-Band 60-40 Windward/Leeward M/H623.50.9624
5-Band 60-40 Windward/Leeward High588.81.0190
Triple Number 50-50 Windward/Leeward Low909.70.6596
Triple Number 50-50 Windward/Leeward Med668.80.8971
Triple Number 50-50 Windward/Leeward High592.51.0126
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward686.60.8738
Triple Number 60-40 Windward/Leeward Low914.00.6565
Triple Number 60-40 Windward/Leeward Med682.00.8798
Triple Number 60-40 Windward/Leeward High614.40.9766
Triple Number All-Purpose Low737.50.8136
Triple Number All-Purpose Med561.41.0688
Triple Number All-Purpose High498.31.2042
Triple Number Predominant Upwind Low748.70.8013
Triple Number Predominant Upwind Med585.41.0249
Triple Number Predominant Upwind High546.51.0979
Triple Number Predominant Reaching Low669.10.8968
Triple Number Predominant Reaching Med523.41.1464
Triple Number Predominant Reaching High444.31.3504
Triple Number Predominant Downwind Low736.80.8143
Triple Number Predominant Downwind Med541.71.1077
Triple Number Predominant Downwind High446.81.3429
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low679.9
Triple Number Coastal/Long Distance Medium543.1
Triple Number Coastal/Long Distance High486.1
Triple Number Windward/Leeward Low869.3
Triple Number Windward/Leeward Medium668.7
Triple Number Windward/Leeward High592.5
Predominantly Upwind592.4
Predominantly Downwind547.5
Predominantly Reaching526.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8825
Triple Number Coastal/Long Distance Medium1.1047
Triple Number Coastal/Long Distance High1.2343
Triple Number Windward/Leeward Low0.6902
Triple Number Windward/Leeward Medium0.8972
Triple Number Windward/Leeward High1.0126
Coastal/Long Distance1.0143
Predominantly Upwind1.0128
Predominantly Downwind1.0958
For information
General Purpose Handicap (GPH)607.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1012
Distanseseilas Trippeltall svak vind0.8825
Distanseseilas Trippeltall mellomvind1.1047
Distanseseilas Trippeltall sterk vind1.2343
Pølsebane Trippeltall svak vind0.6902
Pølsebane Trippeltall mellomvind0.8972
Pølsebane Trippeltall sterk vind1.0126
Motvind Singeltall1.0128
Medvind Singeltall1.0958
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Coastal/Long Distance591.51.0143
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind592.41.0128
Predominantly Downwind547.51.0958
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore533.01.1257
Cape Doctor Coastal446.31.3445
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8825
Triple Number Coastal/Long Distance Medium1.1047
Triple Number Coastal/Long Distance High1.2343
Triple Number Windward/Leeward Low0.6902
Triple Number Windward/Leeward Medium0.8972
Triple Number Windward/Leeward High1.0126
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8825
Triple Number Coastal/Long Distance Medium1.1047
Triple Number Coastal/Long Distance High1.2343
Triple Number Windward/Leeward Low0.6902
Triple Number Windward/Leeward Medium0.8972
Triple Number Windward/Leeward High1.0126
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Predominantly Upwind592.41.0128
Predominantly Downwind547.51.0958
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance591.51.0143
Triple Number Coastal/Long Distance Low679.90.8825
Triple Number Coastal/Long Distance Medium543.11.1047
Triple Number Coastal/Long Distance High486.11.2343
Triple Number Windward/Leeward Low869.30.6902
Triple Number Windward/Leeward Medium668.70.8972
Triple Number Windward/Leeward High592.51.0126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.2956.2736.9628.2566.1529.4497.2442.3416.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP564.91.0622 Predom. Dn High421.01.4253 5B AP M/H494.01.2145 TriNum AP Low679.90.8825 Predom. Rc Low731.20.8205 5B AP High464.11.2928 TriNum AP Med543.21.1046 Predom. Rc L/M570.21.0523 5B SF Bay Low857.60.6997 TriNum AP High486.11.2343 Predom. Rc Med507.61.1820 5B SF Bay L/M720.80.8325 TriNum W/L Low909.70.6596 Predom. Rc M/H462.41.2977 5B SF Bay Med635.20.9446 TriNum W/L Med668.70.8972 Predom. Rc High430.41.3941 5B SF Bay M/H583.41.0284 TriNum W/L Hig592.51.0126 5B W/L Low1014.40.5915 5B SF Bay High546.41.0982 Predom. Upwind614.00.9773 5B W/L L/M756.50.7931 ChiMac Up Low726.70.8257 Predom. Reaching537.21.1169 5B W/L Med659.60.9096 ChiMac Up Med663.90.9038 Predom. Downwind568.71.0551 5B W/L M/H603.40.9944 ChiMac Up High589.51.0178 Predom. Up Low815.90.7354 5B W/L High561.11.0692 ChiMac Off Low711.80.8429 Predom. Up L/M638.20.9402 W/L 60-40 Low1017.00.5899 ChiMac Off Med631.80.9496 Predom. Up Med577.91.0383 W/L 60-40 L/M765.00.7843 ChiMac Off High533.41.1248 Predom. Up M/H544.61.1016 W/L 60-40 Med673.60.8907 ChiMac AP Low716.30.8376 Predom. Up High525.41.1419 W/L 60-40 M/H623.50.9624 ChiMac AP Med645.80.9291 Predom. Dn Low820.90.7309 W/L 60-40 High588.81.0190 ChiMac AP High560.31.0709 Predom. Dn L/M615.80.9743 5B AP Low751.10.7988 BayMac Cove Island819.30.7324 Predom. Dn Med532.11.1275 5B AP L/M603.60.9941 BayMac Shore812.90.7381 Predom. Dn M/H470.91.2742 5B AP Med536.51.1184 Harvest Moon473.01.2684      SA/DSPL Up30.38SA/DSPL Dn58.41
ORC Ref  03430004LJE Issued on 16/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortissimoCAN 5934
Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassGrand Surprise 31Measurement29/01/2019HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.550Maximum beam2.964Draft2.097Displacement3,019Wetted area19.53IMS L9.379LSM09.488Accomod. length9.550Sink (kg/mm) 15.15
VCGD0.006VCGM0.029 RM Rated (kg·m) 64.8Limit of positive stability(°) 103.0 Stability Index 101.3 BLR index 0.0000Default crew weight639 Declared crew weight 525
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.356PBWPIPA0.0005
EDLST1ST2
ST3ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.150IG12.395ISP13.560MDT10.106MDL10.155MDT2MDL2TLTaperMWGO
E4.400J3.340BAS1.345FSDFoilSFJ0.130SPLWPLTPS4.850BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered66.0Flotation Date01/01/2011
SFFP0.230FFM0.951FF0.961LCFcl5.400SG1.0173
SAFP9.178FAM0.670FA0.675LCFsh5.595HBI0.772
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03430004LJE Issued on 16/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
FortissimoCAN 5934
Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN-B0.171.011.853.013.8633.4301/04/2019April 2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ1-A0.005.1811.47NoNo 30.2401/04/2019April 2019
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-B15.1012.1413.627.817.9898%89.03J/105
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.6 mTable area0.44 m²Headroom1.67 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity72 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity42 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03430004LJE Issued on 16/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org