Club
Certificate
2023

Boat

Lihi

ISR 512

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 Angles43.8°41.8°40.0°38.4°37.8°37.6°38.1°
Beat VMG3.183.974.574.955.105.195.25
52°4.875.946.647.027.187.277.36
60°5.156.206.847.207.397.497.60
75°5.306.366.997.367.637.838.03
90°5.486.627.227.497.697.998.43
110°5.536.747.407.858.238.519.02
120°5.336.577.317.848.338.809.67
135°4.735.996.937.508.038.579.91
150°3.985.136.126.867.307.668.44
Run VMG3.454.445.305.946.326.777.59
Gybe Angles143.3°146.5°146.9°148.7°149.2°173.0°175.7°

APH: 567.0

CDL: 8.991

GPH: 641.1

CertNo: 23512

BOAT
ClassJ 105DesignerJohnstoneBuilderJ EuropeAge date04/2004Series date01/1991Offset fileH204.offData fileISR512
HULL
Length Overall10.570 mMaximum Beam3.346 mDraft1.999 mDisplacement3,801 kgDLR4.7049IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeSolid 2 bladesDiameter0.380m
CREW
Maximum weight622 kgMinimum weight466 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.2631.69Headsail Luffed25.6325.63Headsail FlyingSymmetricAsymmetric88.9388.93 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.69Storm Jib7.75Heavy Weather Jib20.92
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
corrected main data, corrected E and
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  04390002B2BIssued on 18/01/2023Valid until 28/02/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Lihi

ISR 512

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 VMG1133.2905.9787.6727.9705.7694.1686.1
52°738.8606.2542.2513.0501.0495.0489.2
60°699.6580.6526.0500.2487.1480.6473.6
75°679.1565.8514.8489.2472.0460.0448.0
90°656.7543.7498.8480.9468.0450.8426.9
110°651.3534.1486.5458.3437.3422.9399.3
120°675.1547.8492.3459.4432.4409.3372.3
135°761.5601.2519.7479.9448.4420.1363.1
150°903.8701.5587.9525.0493.5470.1426.7
Run VMG1043.7810.0678.9606.3569.8531.9474.6
Selected Courses
Windward / Leeward1088.4858.0733.2667.1637.8613.0580.4
All purpose833.4668.6585.8543.2520.7503.0477.4
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward704.90.8512
All purpose567.01.0583
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7446
Downwind "popa"0.8907
70% up, 30% down "Ilhabela"0.7832
30% up, 70% down "Ilhabela-inverso"0.8412
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Predominantly Upwind615.20.9754
Predominantly Downwind576.51.0408
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low751.00.7989
Triple Number All Purpose Medium562.21.0672
Triple Number All Purpose High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Predominantly Upwind615.20.9754
Predominantly Downwind576.51.0408
Predominantly Upwind Low845.40.7097
Predominantly Upwind Medium633.60.9470
Predominantly Upwind High581.71.0314
Predominantly Downwind Low814.80.7364
Predominantly Downwind Medium571.61.0496
Predominantly Downwind High477.41.2568
Chicago-Mac Upwind0.9564
Chicago-Mac All Purpose0.9860
Chicago-Mac Downwind1.0223
Bayview-Mac Cove Island0.9062
Bayview-Mac Shore0.9150
Victoria-Maui1.0881
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance618.3
Triple Number Coastal/Long Distance Low751.0
Triple Number Coastal/Long Distance Medium562.2
Triple Number Coastal/Long Distance High497.8
Triple Number Windward/Leeward Low973.2
Triple Number Windward/Leeward Medium697.8
Triple Number Windward/Leeward High606.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7989
Triple Number Coastal/Long Distance Medium1.0672
Triple Number Coastal/Long Distance High1.2052
Triple Number Windward/Leeward Low0.6165
Triple Number Windward/Leeward Medium0.8599
Triple Number Windward/Leeward High0.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low751.0
Triple Number Coastal/Long Distance Medium562.2
Triple Number Coastal/Long Distance High497.8
Triple Number Windward/Leeward Low973.2
Triple Number Windward/Leeward Medium697.8
Triple Number Windward/Leeward High606.9
Predominantly Upwind615.2
Predominantly Downwind576.5
Predominantly Reaching550.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7989
Triple Number Coastal/Long Distance Medium1.0672
Triple Number Coastal/Long Distance High1.2052
Triple Number Windward/Leeward Low0.6165
Triple Number Windward/Leeward Medium0.8599
Triple Number Windward/Leeward High0.9886
Coastal/Long Distance0.9704
Predominantly Upwind0.9754
Predominantly Downwind1.0408
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7989
Tretall Distanseseilas Mellomvind1.0672
Tretall Distanseseilas Mye vind1.2052
Tretall Pølsebane Lite vind0.6165
Tretall Pølsebane Mellomvind0.8599
Tretall Pølsebane Mye vind0.9886
Distanseseilas ett tall (OSN 8-16kn)0.9704
Distanseseilas ett tall (APH 6-20kn)1.0583
Enkeltall Motvind0.9754
Enkeltall Medvind1.0408
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Coastal/Long Distance618.30.9704
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind615.20.9754
Predominantly Downwind576.51.0408
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore590.11.0167
Cape Doctor Coastal485.11.2369
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7989
Triple Number Coastal/Long Distance Medium1.0672
Triple Number Coastal/Long Distance High1.2052
Triple Number Windward/Leeward Low0.6165
Triple Number Windward/Leeward Medium0.8599
Triple Number Windward/Leeward High0.9886
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7989
Triple Number Coastal/Long Distance Medium1.0672
Triple Number Coastal/Long Distance High1.2052
Triple Number Windward/Leeward Low0.6165
Triple Number Windward/Leeward Medium0.8599
Triple Number Windward/Leeward High0.9886
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Predominantly Upwind615.20.9754
Predominantly Downwind576.51.0408
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.30.9704
Triple Number Coastal/Long Distance Low751.00.7989
Triple Number Coastal/Long Distance Medium562.21.0672
Triple Number Coastal/Long Distance High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1083.9805.1660.4580.1541.1508.1455.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low751.00.7989
Triple Number All Purpose Medium562.21.0672
Triple Number All Purpose High497.81.2052
Triple Number Windward/Leeward Low973.20.6165
Triple Number Windward/Leeward Medium697.80.8599
Triple Number Windward/Leeward High606.90.9886
Predominantly Upwind615.20.9754
Predominantly Downwind576.51.0408
Predominantly Upwind Low845.40.7097
Predominantly Upwind Medium633.60.9470
Predominantly Upwind High581.71.0314
Predominantly Downwind Low814.80.7364
Predominantly Downwind Medium571.61.0496
Predominantly Downwind High477.41.2568
Chicago-Mac Upwind0.9564
Chicago-Mac All Purpose0.9860
Chicago-Mac Downwind1.0223
Bayview-Mac Cove Island0.9062
Bayview-Mac Shore0.9150
Harvest Moon Regatta489.01.2270
Victoria-Maui1.0881
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy587.81.0208
San Francisco Bay Medium688.80.8711
Predominantly Reaching1.1182
Predominantly Reaching Low0.8908
Predominantly Reaching Medium1.1302
Predominantly Reaching High1.3003
Windward/Leeward 60-40 Low982.50.6107
Windward/Leeward 60-40 Medium718.00.8357
Windward/Leeward 60-40 High636.60.9426
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1070.70.5604
5-Band Low / Medium881.30.6808
5-Band Medium684.70.8763
5-Band Medium / High616.30.9736
5-Band High586.01.0239
ORC Ref  04390002B2BIssued on 18/01/2023Valid until 28/02/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Lihi

ISR 512

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 105Measurement03/03/2014HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.346Draft1.999Displacement3,801Wetted area22.33IMS L9.566LSM09.313Acc. length10.570Sink (kg/mm) 16.68
VCGD0.092VCGM0.080RM Rated (kg·m) 83.3Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeSolid 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.100PIPA0.0165
PSD0.025PHD0.053PHL0.140
PSA16.2°ESL0.980
ST10.021ST20.185ST30.215
ST40.048ST50.175
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.640IG12.370ISP12.570MDT10.108MDL10.180MDT20.100MDL20.120TL1.200MW0.180GO0.205
E4.380J4.120BAS1.520FSD0.040SFJSPLWPLTPS4.940BD0.127MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/10/2014MeasurerISR001Comment
SFFP0.966FFMFF1.083LCFcl5.775SG1.0290
SAFP10.056FAMFA0.783LCFsh6.017HBI0.918
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGFuelFeul INOX0.900055556.00Total deductible506.00
Total deductible
ORC Ref  04390002B2BIssued on 18/01/2023Valid until 28/02/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Lihi

ISR 512

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.140.811.472.613.5531.2626/12/2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.100.641.162.183.184.1511.90YesNo 25.6326/12/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment115.0911.5513.327.808.8688%88.9322/09/2015RED
ORC Ref  04390002B2BIssued on 18/01/2023Valid until 28/02/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org