Club
Certificate
2024

Boat

Valeri

ISR312

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles45.3°43.5°41.7°40.6°40.2°40.1°40.8°42.5°
Beat VMG3.003.664.114.384.484.524.494.34
52°4.675.556.066.336.456.516.546.48
60°4.975.816.266.506.646.716.766.74
75°5.155.986.416.666.856.987.127.18
90°5.176.096.566.836.997.127.427.59
110°5.216.186.677.017.307.577.988.31
120°5.036.046.606.967.307.628.338.99
135°4.515.566.316.737.077.408.189.32
150°3.794.815.696.346.727.047.688.53
Run VMG3.284.164.935.626.186.607.207.83
Gybe Angles144.7°146.7°151.3°161.0°174.5°178.6°179.0°178.1°
APH ToD:623.8CDL: 7.252APH ToT: 0.9618CertNo:24032
BOAT
ClassGIBSEA 312DesignerHUMPHREYSBuilderGIBSEAAge date01/1991Series date01/1991Offset filehc13401.offData fileISR312
HULL
Length Overall9.080 mMaximum Beam3.300 mDraft1.379 mDisplacement3,500 kgDLR8.1897IMS DivisionCruiser/RacerDynamic Allowance0.120%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeSolid 2 bladesDiameter0.350m
CREW
Maximum weight459 kg(default)Minimum weight329 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.8826.28Headsail Luffed26.3326.33Headsail FlyingSymmetricAsymmetric63.8163.81 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail7.70Storm Jib6.39Heavy Weather Jib17.24
SAIL LIMITS
Headsails1  Spinnakers4 * Asymmetric may be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Builder's declared displacement. P adjusted according to ORC RR 108.2
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.

Club
Certificate
2024

Boat

Valeri

ISR312

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1199.2984.6875.6822.3803.9796.7802.0830.3
52°770.7648.7593.9568.9557.7553.2550.9555.7
60°724.6619.6575.5553.9542.1536.7532.3534.2
75°699.7602.0561.9540.4525.8515.4505.3501.4
90°696.1591.1548.9527.2515.1505.8485.3474.1
110°691.4582.3539.7513.8493.2475.9451.1433.3
120°715.8595.5545.4517.0493.5472.4432.4400.6
135°797.9647.7570.2534.8509.4486.4440.3386.2
150°951.0749.0632.3568.1535.5511.5468.8421.9
Run VMG1098.1864.8729.5640.4582.1545.9499.8460.0
Selected Courses
Windward / Leeward1148.6924.7802.6731.4693.0671.3650.9645.2
All purpose877.4720.9643.1600.8577.8562.9543.1531.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward768.10.7812
All purpose623.80.9618
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6683
Downwind "popa"0.8467
70% up, 30% down "Ilhabela"0.7134
30% up, 70% down "Ilhabela-inverso"0.7839
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Predominantly Upwind678.60.8842
Predominantly Downwind627.00.9569
Custom scoring options for Canada
Scoring OptionTODTOT
Predominant Upwind677.30.8859
Predominant Reaching603.10.9949
Predominant Downwind603.10.9949
Predominant Upwind - Low889.20.6747
Predominant Upwind - Low/Med743.00.8076
Predominant Upwind - Medium656.60.9138
Predominant Upwind - Med/High618.50.9701
Predominant Upwind - High607.00.9884
Predominant Reaching Low778.70.7705
Predominant Reaching Low/Med652.70.9193
Predominant Reaching Medium577.41.0391
Predominant Reaching Med/High536.51.1183
Predominant Reaching High511.91.1722
Predominant Downwind Low778.70.7705
Predominant Downwind Low/Med708.20.8472
Predominant Downwind Medium604.60.9924
Predominant Downwind Med/High543.11.1048
Predominant Downwind High507.81.1816
Harvest Moon Regatta540.21.1108
Chicago-Mac Upwind0.8671
Chicago-Mac All Purpose0.9000
Chicago-Mac Downwind0.9402
Bayview-Mac Cove Island0.8373
Bayview-Mac Shore0.8419
Scoring OptionTODTOT
5-Band Windward/Leeward Low1097.80.5465
5-Band Windward/Leeward Low/Med886.10.6771
5-Band Windward/Leeward Medium747.90.8022
5-Band Windward/Leeward Med/High676.60.8869
5-Band Windward/Leeward High653.50.9182
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Windward/Leeward 60-40 Low1108.30.5413
Windward/Leeward 60-40 Low/Med899.60.6669
Windward/Leeward 60-40 Medium766.30.7830
Windward/Leeward 60-40 Med/High701.40.8554
Windward/Leeward 60-40 High684.00.8772
5-Band AP Low841.90.7127
5-Band AP Low/Med698.80.8586
5-Band AP Medium610.90.9822
5-Band AP Med/High565.31.0614
5-Band AP High544.51.1019
Triple Number AP Low799.10.7508
Triple Number AP Medium619.20.9689
Triple Number AP High559.21.0729
5-Band SF Bay Tour - Low1043.60.5749
5-Band SF Bay Tour - Low/Med848.40.7072
5-Band SF Bay Tour - Medium724.70.8279
5-Band SF Bay Tour - Med/High663.40.9044
5-Band SF Bay Tour - High642.20.9342
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance679.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7508
Triple Number Coastal/Long Distance Medium0.9690
Triple Number Coastal/Long Distance High1.0729
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.7878
Triple Number Windward/Leeward High0.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low799.1
Triple Number Coastal/Long Distance Medium619.2
Triple Number Coastal/Long Distance High559.2
Triple Number Windward/Leeward Low1036.6
Triple Number Windward/Leeward Medium761.6
Triple Number Windward/Leeward High669.0
Predominantly Upwind678.6
Predominantly Downwind627.0
Predominantly Reaching603.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7508
Triple Number Coastal/Long Distance Medium0.9690
Triple Number Coastal/Long Distance High1.0729
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.7878
Triple Number Windward/Leeward High0.8968
Coastal/Long Distance0.8828
Predominantly Upwind0.8842
Predominantly Downwind0.9569
For information
General Purpose Handicap (GPH)699.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7508
Tretall Distanseseilas Mellomvind0.9690
Tretall Distanseseilas Mye vind1.0729
Tretall Pølsebane Lite vind0.5788
Tretall Pølsebane Mellomvind0.7878
Tretall Pølsebane Mye vind0.8968
Distanseseilas ett tall (OSN 8-16kn)0.8828
Distanseseilas ett tall (APH 6-20kn)0.9618
Enkeltall Motvind0.8842
Enkeltall Medvind0.9569
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Coastal/Long Distance679.60.8828
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind678.60.8842
Predominantly Downwind627.00.9569
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore646.90.9275
Cape Doctor Coastal534.91.1218
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7508
Triple Number Coastal/Long Distance Medium0.9690
Triple Number Coastal/Long Distance High1.0729
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.7878
Triple Number Windward/Leeward High0.8968
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7508
Triple Number Coastal/Long Distance Medium0.9690
Triple Number Coastal/Long Distance High1.0729
Triple Number Windward/Leeward Low0.5788
Triple Number Windward/Leeward Medium0.7878
Triple Number Windward/Leeward High0.8968
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Predominantly Upwind678.60.8842
Predominantly Downwind627.00.9569
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance679.60.8828
Triple Number Coastal/Long Distance Low799.10.7508
Triple Number Coastal/Long Distance Medium619.20.9690
Triple Number Coastal/Long Distance High559.21.0729
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1143.6867.5723.6641.3599.7568.3515.3499.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Predominant Upwind677.30.8859
Predominant Reaching603.10.9949
Predominant Downwind603.10.9949
Predominant Upwind - Low889.20.6747
Predominant Upwind - Low/Med743.00.8076
Predominant Upwind - Medium656.60.9138
Predominant Upwind - Med/High618.50.9701
Predominant Upwind - High607.00.9884
Predominant Reaching Low778.70.7705
Predominant Reaching Low/Med652.70.9193
Predominant Reaching Medium577.41.0391
Predominant Reaching Med/High536.51.1183
Predominant Reaching High511.91.1722
Predominant Downwind Low778.70.7705
Predominant Downwind Low/Med708.20.8472
Predominant Downwind Medium604.60.9924
Predominant Downwind Med/High543.11.1048
Predominant Downwind High507.81.1816
Harvest Moon Regatta540.21.1108
Chicago-Mac Upwind0.8671
Chicago-Mac All Purpose0.9000
Chicago-Mac Downwind0.9402
Bayview-Mac Cove Island0.8373
Bayview-Mac Shore0.8419
Scoring OptionTODTOT
5-Band Windward/Leeward Low1097.80.5465
5-Band Windward/Leeward Low/Med886.10.6771
5-Band Windward/Leeward Medium747.90.8022
5-Band Windward/Leeward Med/High676.60.8869
5-Band Windward/Leeward High653.50.9182
Triple Number Windward/Leeward Low1036.60.5788
Triple Number Windward/Leeward Medium761.60.7878
Triple Number Windward/Leeward High669.00.8968
Windward/Leeward 60-40 Low1108.30.5413
Windward/Leeward 60-40 Low/Med899.60.6669
Windward/Leeward 60-40 Medium766.30.7830
Windward/Leeward 60-40 Med/High701.40.8554
Windward/Leeward 60-40 High684.00.8772
5-Band AP Low841.90.7127
5-Band AP Low/Med698.80.8586
5-Band AP Medium610.90.9822
5-Band AP Med/High565.31.0614
5-Band AP High544.51.1019
Triple Number AP Low799.10.7508
Triple Number AP Medium619.20.9689
Triple Number AP High559.21.0729
5-Band SF Bay Tour - Low1043.60.5749
5-Band SF Bay Tour - Low/Med848.40.7072
5-Band SF Bay Tour - Medium724.70.8279
5-Band SF Bay Tour - Med/High663.40.9044
5-Band SF Bay Tour - High642.20.9342

Club
Certificate
2024

Boat

Valeri

ISR312

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassGIBSEA 312Measurement21/05/2013HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.080Max. Beam3.300Draft1.379Displacement3,500Wetted area17.81IMS L7.910LSM07.532Acc. length9.080Sink (kg/mm) 13.21
VCGD-0.105VCGM0.015RM Rated (kg·m) 65.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight459Declared crew weightN/A
PROPELLER
Propeller TypeSolid 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.350PBWPIPA0.0128
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders2Rotating mastNo
P11.790IG11.300ISP11.300MDT10.101MDL10.160MDT2MDL2TLNo TaperMWGO
E3.729J3.550BAS1.520FSDFoilSFJSPL3.670WPLTPS3.550BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date21/05/2013
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2024

Boat

Valeri

ISR312

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM30.130.781.392.363.0925.8825/09/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG30.090.631.252.503.755.1010.44NoNo 26.3312/09/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA112.0310.9811.516.706.48103%63.8131/05/2013
CRUISER/RACER REQUIREMENTS*
Accommodation length9.1 mTable area0.44 m²Headroom1.63 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity62 lMinimum number of seats in cockpit 4 Food stowage0.24 m³Fuel capacity32 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.