Club
Certificate
2023

Boat

Strum

CAN 54500

Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.4°39.9°37.2°36.0°35.4°35.1°35.0°
Beat VMG4.905.866.396.666.836.947.07
52°7.428.508.979.249.449.599.80
60°7.828.759.259.579.819.9910.26
75°8.108.989.5610.0410.3910.6711.11
90°8.009.009.6810.2610.8111.3012.09
110°7.758.949.8110.6511.4212.1513.37
120°7.358.779.6710.5011.4912.5014.27
135°6.708.369.3810.4111.5212.6514.75
150°5.627.178.379.3410.3111.4914.26
Run VMG4.876.217.258.108.939.9512.35
Gybe Angles142.4°145.1°146.0°151.9°148.7°147.4°148.0°

APH: 410.7

CDL: 14.819

GPH: 459.5

CertNo: BC2308

BOAT
ClassRiptide 50DesignerBiekerBuilderFranklinAge date01/2007Series date01/2007Offset fileStrum_DV.offData fileCAN54500-Strum
HULL
Length Overall15.200 mMaximum Beam4.274 mDraft3.506 mDisplacement6,804 kgDLR2.5900IMS DivisionCruiser/RacerDynamic Allowance0.010%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight1,020 kgMinimum weight765 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail83.1485.88Headsail Luffed59.2059.20Headsail FlyingSymmetricAsymmetric247.28247.28 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail22.03Storm Jib16.86Heavy Weather Jib45.51
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting MomentN/AStability IndexN/A
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  03430002FQOIssued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Strum

CAN 54500

Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG735.2614.7563.5540.4527.2518.5509.4
52°485.1423.7401.1389.6381.4375.3367.2
60°460.4411.3389.1376.1366.9360.2350.9
75°444.4400.7376.8358.6346.7337.3324.1
90°450.0400.0371.9350.8333.1318.5297.9
110°464.3402.6366.9338.1315.2296.4269.2
120°489.7410.4372.2342.8313.2288.0252.3
135°537.5430.8383.9346.0312.6284.7244.1
150°640.5501.8430.2385.4349.0313.4252.4
Run VMG739.6579.4496.8444.6403.0361.9291.4
Selected Courses
Windward / Leeward737.4597.1530.1492.5465.1440.2400.4
All purpose566.9473.7429.2401.3379.8361.2333.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward507.41.1825
All purpose410.71.4610
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"1.0477
Downwind "popa"1.2663
70% up, 30% down "Ilhabela"1.1049
30% up, 70% down "Ilhabela-inverso"1.1917
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Predominantly Upwind446.51.3437
Predominantly Downwind413.91.4498
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low520.31.1532
Triple Number All Purpose Medium411.21.4590
Triple Number All Purpose High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Predominantly Upwind446.51.3437
Predominantly Downwind413.91.4498
Predominantly Upwind Low572.71.0476
Predominantly Upwind Medium464.21.2924
Predominantly Upwind High430.81.3928
Predominantly Downwind Low571.91.0491
Predominantly Downwind Medium414.81.4466
Predominantly Downwind High325.11.8456
Chicago-Mac Upwind1.3210
Chicago-Mac All Purpose1.3670
Chicago-Mac Downwind1.4202
Bayview-Mac Cove Island1.2762
Bayview-Mac Shore1.2885
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching387.91.5469
Predominantly Reaching Low471.91.2715
Predominantly Reaching Medium387.21.5496
Predominantly Reaching High327.91.8296
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low726.60.8258
5-Band Low / Medium613.90.9773
5-Band Medium498.51.2036
5-Band Medium / High442.11.3571
5-Band High407.31.4731
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance446.8
Triple Number Coastal/Long Distance Low520.3
Triple Number Coastal/Long Distance Medium411.2
Triple Number Coastal/Long Distance High355.3
Triple Number Windward/Leeward Low667.3
Triple Number Windward/Leeward Medium506.9
Triple Number Windward/Leeward High431.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1532
Triple Number Coastal/Long Distance Medium1.4590
Triple Number Coastal/Long Distance High1.6886
Triple Number Windward/Leeward Low0.8992
Triple Number Windward/Leeward Medium1.1836
Triple Number Windward/Leeward High1.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low520.3
Triple Number Coastal/Long Distance Medium411.2
Triple Number Coastal/Long Distance High355.3
Triple Number Windward/Leeward Low667.3
Triple Number Windward/Leeward Medium506.9
Triple Number Windward/Leeward High431.5
Predominantly Upwind446.5
Predominantly Downwind413.9
Predominantly Reaching396.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1532
Triple Number Coastal/Long Distance Medium1.4590
Triple Number Coastal/Long Distance High1.6886
Triple Number Windward/Leeward Low0.8992
Triple Number Windward/Leeward Medium1.1836
Triple Number Windward/Leeward High1.3905
Coastal/Long Distance1.3429
Predominantly Upwind1.3437
Predominantly Downwind1.4498
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.1532
Tretall Distanseseilas Mellomvind1.4590
Tretall Distanseseilas Mye vind1.6886
Tretall Pølsebane Lite vind0.8992
Tretall Pølsebane Mellomvind1.1836
Tretall Pølsebane Mye vind1.3905
Distanseseilas ett tall (OSN 8-16kn)1.3429
Distanseseilas ett tall (APH 6-20kn)1.4610
Enkeltall Motvind1.3437
Enkeltall Medvind1.4498
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Coastal/Long Distance446.81.3429
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind446.51.3437
Predominantly Downwind413.91.4498
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore412.41.4551
Cape Doctor Coastal341.61.7566
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1532
Triple Number Coastal/Long Distance Medium1.4590
Triple Number Coastal/Long Distance High1.6886
Triple Number Windward/Leeward Low0.8992
Triple Number Windward/Leeward Medium1.1836
Triple Number Windward/Leeward High1.3905
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1532
Triple Number Coastal/Long Distance Medium1.4590
Triple Number Coastal/Long Distance High1.6886
Triple Number Windward/Leeward Low0.8992
Triple Number Windward/Leeward Medium1.1836
Triple Number Windward/Leeward High1.3905
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Predominantly Upwind446.51.3437
Predominantly Downwind413.91.4498
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance446.81.3429
Triple Number Coastal/Long Distance Low520.31.1532
Triple Number Coastal/Long Distance Medium411.21.4590
Triple Number Coastal/Long Distance High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance737.6563.8480.9429.5395.2364.3315.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low520.31.1532
Triple Number All Purpose Medium411.21.4590
Triple Number All Purpose High355.31.6886
Triple Number Windward/Leeward Low667.30.8992
Triple Number Windward/Leeward Medium506.91.1836
Triple Number Windward/Leeward High431.51.3905
Predominantly Upwind446.51.3437
Predominantly Downwind413.91.4498
Predominantly Upwind Low572.71.0476
Predominantly Upwind Medium464.21.2924
Predominantly Upwind High430.81.3928
Predominantly Downwind Low571.91.0491
Predominantly Downwind Medium414.81.4466
Predominantly Downwind High325.11.8456
Chicago-Mac Upwind1.3210
Chicago-Mac All Purpose1.3670
Chicago-Mac Downwind1.4202
Bayview-Mac Cove Island1.2762
Bayview-Mac Shore1.2885
Harvest Moon Regatta347.51.7265
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy420.11.4283
San Francisco Bay Medium495.61.2107
Predominantly Reaching387.91.5469
Predominantly Reaching Low471.91.2715
Predominantly Reaching Medium387.21.5496
Predominantly Reaching High327.91.8296
Windward/Leeward 60-40 Low668.80.8972
Windward/Leeward 60-40 Medium521.91.1496
Windward/Leeward 60-40 High460.71.3024
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low726.60.8258
5-Band Low / Medium613.90.9773
5-Band Medium498.51.2036
5-Band Medium / High442.11.3571
5-Band High407.31.4731
ORC Ref  03430002FQOIssued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Strum

CAN 54500

Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassRiptide 50Measurement26/04/2014HINPlan reviewHull constructionCarbonCarbon RudderYesLight stanchionsYesTrim tabNo
LOA15.200Max. Beam4.274Draft3.506Displacement6,804Wetted area36.78IMS L14.367LSM013.797Acc. length13.890Sink (kg/mm) 27.64
VCGD-0.862VCGM-0.822RM Rated (kg·m) 285.4Limit of positive stability(°) N/AStability IndexN/ABLR index1.1552
Water ballast weight1,150Water ballast LCG9.28Water ballast VCG1.79Water ballast TCG1.88
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBWPIPA0.0040
EDL0.920ST10.065ST20.180
ST30.180ST40.110ST50.280
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerYesMainsail furlerNoArticulated bowspritYesNon-circular riggingNoFiber riggingYesRunners/Checkstays2Spreaders2Rotating mastNo
P18.840IG18.360ISP20.700MDT10.151MDL10.263MDT20.119MDL20.193TL1.860MWGO
E6.680J5.360BAS1.740FSD0.040SFJ0.405SPLWPLTPS8.780BDMWT295.60MCG6.859
Flying Headsail Foretriangles IdISPTPS218.3603.870118.3602.870
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.850Flotation Date03/03/2007MeasurerComment
SFFP0.500FFMFF1.411LCFcl8.585SG1.0170
SAFP14.665FAMFA1.059LCFsh8.837HBI1.328
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGMBVMovable1,1509.281.791.88Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGFT-SStbd Fuel TankFuel100727.48-0.20FT-PPort Fuel TankFuel100727.48-0.20Total deductible1217.48-0.20
Total deductible
ORC Ref  03430002FQOIssued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Strum

CAN 54500

Portsmouth Olympic Harbour
53 Yonge Street
Kingston, Ontario
Canada K7M 6G4
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMN-A1.002.133.334.745.7683.14*Race Main*
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ1-A0.020.851.753.364.605.7019.04NoNo 59.20Race - M1J2-A5.6319.07NoNo 54.65H1HCR5.6018.75NoNo 53.44ReacherJ3-A0.060.761.442.854.305.6718.60YesNo 53.2303/04/2015SS-A4.3116.97NoInner 37.23S.Staysail
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-A23.1921.0022.1013.2614.1194%247.2830/04/2014A4-A22.3020.9521.6313.2514.1094%241.84A0-A20.4819.6220.056.799.0075%120.8318/09/2022
ORC Ref  03430002FQOIssued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org