Club
Certificate
2022

Boat

Miralba

ISR 317

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
Beat Angles43.6°42.4°41.2°39.4°38.2°37.6°38.4°
Beat VMG3.103.794.324.744.945.015.02
52°4.785.726.386.746.927.007.04
60°5.076.026.606.907.097.207.26
75°5.286.256.767.047.287.507.72
90°5.206.206.847.187.387.638.15
110°5.156.306.937.327.728.108.58
120°4.996.126.847.247.658.098.99
135°4.495.576.466.977.347.768.72
150°3.804.855.776.536.987.348.14
Run VMG3.294.205.005.736.346.827.51
Gybe Angles146.0°150.2°152.0°156.8°168.2°178.4°178.1°

APH: 594.4

CDL: 8.328

GPH: 671.6

CertNo: 22317

BOAT
ClassFirst 31.7DesignerFinotBuilderBenetauAge date01/2000Series date09/1998Offset fileFIRST317.offData fileISR317
HULL
Length Overall9.490 mMaximum Beam3.212 mDraft1.940 mDisplacement3,750 kgDLR5.4305IMS DivisionCruiser/RacerDynamic Allowance0.313%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight577 kgMinimum weight433 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.2225.79Headsail Luffed27.5827.58Headsail FlyingSymmetric60.3860.38Asymmetric
STORM SAIL AREAS (m²)
Trysail7.32Storm Jib7.01Heavy Weather Jib18.92
SAIL LIMITS
Headsails1  Spinnakers4
STABILITY
Righting Moment77.6 kg·mStability 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.

Club
Certificate
2022

Boat

Miralba

ISR 317

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
Beat VMG1160.1951.0832.8759.5729.4718.2717.2
52°753.0629.2564.0534.0520.1514.7511.5
60°710.3597.5545.7521.7507.6500.2495.6
75°681.5576.0532.9511.2494.4480.3466.1
90°692.0580.7526.0501.2488.0471.8441.9
110°698.6571.8519.6492.0466.4444.2419.5
120°721.8588.4526.7497.0470.8445.3400.5
135°801.9646.6557.5516.5490.2463.7413.0
150°948.5742.1624.1551.4515.5490.8442.1
Run VMG1095.2856.7719.5628.2568.1527.6479.2
Selected Courses
Windward / Leeward1127.6903.9776.2693.8648.7622.9598.2
All purpose865.3704.7619.1570.0542.5524.0499.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward732.10.8196
All purpose594.41.0094
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.7157
Downwind "popa"0.8616
70% up, 30% down "Ilhabela"0.7540
30% up, 70% down "Ilhabela-inverso"0.8120
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Predominantly Upwind644.00.9317
Predominantly Downwind607.20.9881
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low785.00.7643
Triple Number All Purpose Medium590.71.0157
Triple Number All Purpose High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Predominantly Upwind644.00.9317
Predominantly Downwind607.20.9881
Predominantly Upwind Low879.30.6823
Predominantly Upwind Medium662.10.9062
Predominantly Upwind High605.00.9918
Predominantly Downwind Low856.50.7005
Predominantly Downwind Medium601.20.9980
Predominantly Downwind High495.81.2101
Chicago-Mac Upwind0.9128
Chicago-Mac All Purpose0.9383
Chicago-Mac Downwind0.9703
Bayview-Mac Cove Island0.8653
Bayview-Mac Shore0.8745
Victoria-Maui1.0410
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance648.4
Triple Number Coastal/Long Distance Low785.0
Triple Number Coastal/Long Distance Medium590.7
Triple Number Coastal/Long Distance High519.5
Triple Number Windward/Leeward Low1015.7
Triple Number Windward/Leeward Medium727.5
Triple Number Windward/Leeward High620.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0157
Triple Number Coastal/Long Distance High1.1549
Triple Number Windward/Leeward Low0.5907
Triple Number Windward/Leeward Medium0.8247
Triple Number Windward/Leeward High0.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low785.0
Triple Number Coastal/Long Distance Medium590.7
Triple Number Coastal/Long Distance High519.5
Triple Number Windward/Leeward Low1015.7
Triple Number Windward/Leeward Medium727.5
Triple Number Windward/Leeward High620.1
Predominantly Upwind644.0
Predominantly Downwind607.2
Predominantly Reaching581.2
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0157
Triple Number Coastal/Long Distance High1.1549
Triple Number Windward/Leeward Low0.5907
Triple Number Windward/Leeward Medium0.8247
Triple Number Windward/Leeward High0.9676
Coastal/Long Distance0.9253
Predominantly Upwind0.9317
Predominantly Downwind0.9881
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.9253
Tretall Distanseseilas Lite vind0.7643
Tretall Distanseseilas Mellomvind1.0157
Tretall Distanseseilas Mye vind1.1549
Tretall Pølsebane Lite vind0.5907
Tretall Pølsebane Mellomvind0.8247
Tretall Pølsebane Mye vind0.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Coastal/Long Distance648.40.9253
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind644.00.9317
Predominantly Downwind607.20.9881
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore605.60.9907
Cape Doctor Coastal507.11.1833
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0157
Triple Number Coastal/Long Distance High1.1549
Triple Number Windward/Leeward Low0.5907
Triple Number Windward/Leeward Medium0.8247
Triple Number Windward/Leeward High0.9676
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0157
Triple Number Coastal/Long Distance High1.1549
Triple Number Windward/Leeward Low0.5907
Triple Number Windward/Leeward Medium0.8247
Triple Number Windward/Leeward High0.9676
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Predominantly Upwind644.00.9317
Predominantly Downwind607.20.9881
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance648.40.9253
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium590.71.0157
Triple Number Coastal/Long Distance High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1124.4848.5698.5607.7562.9529.9476.2
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low785.00.7643
Triple Number All Purpose Medium590.71.0157
Triple Number All Purpose High519.51.1549
Triple Number Windward/Leeward Low1015.70.5907
Triple Number Windward/Leeward Medium727.50.8247
Triple Number Windward/Leeward High620.10.9676
Predominantly Upwind644.00.9317
Predominantly Downwind607.20.9881
Predominantly Upwind Low879.30.6823
Predominantly Upwind Medium662.10.9062
Predominantly Upwind High605.00.9918
Predominantly Downwind Low856.50.7005
Predominantly Downwind Medium601.20.9980
Predominantly Downwind High495.81.2101
Chicago-Mac Upwind0.9128
Chicago-Mac All Purpose0.9383
Chicago-Mac Downwind0.9703
Bayview-Mac Cove Island0.8653
Bayview-Mac Shore0.8745
Harvest Moon Regatta521.01.1516
Victoria-Maui1.0410
5-Band
Windward/Leeward
Time On DistanceTime On Time
5-Band Low1110.40.5403
5-Band Low / Medium923.40.6498
5-Band Medium711.70.8431
5-Band Medium / High629.00.9538
5-Band High602.50.9959

Club
Certificate
2022

Boat

Miralba

ISR 317

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 31.7Measurement13/01/2014HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.490Max. Beam3.212Draft1.940Displacement3,750Wetted area20.22IMS L8.925LSM08.838Acc. length9.610Sink (kg/mm) 15.41
VCGD0.121VCGM0.074RM Measured (kg·m) 77.6RM Default (kg·m) 77.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.003PIPA0.0029
EDL2.560ST10.048ST2
ST3ST40.092ST50.295
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P10.800IG11.820ISP11.860MDT10.100MDL10.155MDT20.100MDL20.155TL0.000MW0.155GO0.160
E3.870J3.480BAS1.490FSD0.025SFJSPL3.560WPLTPSBD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG estimatedFlotation Date19/01/2019MeasurerComment
SFFP0.303FFMFF1.131LCFcl5.197SG
SAFP8.732FAMFA0.997LCFsh5.433HBI1.048
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2022

Boat

Miralba

ISR 317

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentM10.180.831.492.543.2925.2225/09/2019NSSpectra
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentJIB10.050.641.222.403.674.9311.27NoNo 27.5825/09/2019NSSpectra
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment111.7111.7111.716.255.9460.38