Club
Certificate
2022

Boat

Lidi

ISR 1

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 Angles43.0°41.4°40.0°38.8°38.2°38.1°38.1°
Beat VMG3.794.615.195.415.525.615.71
52°5.776.897.507.707.787.827.97
60°6.097.177.697.918.008.058.21
75°6.517.527.868.148.348.458.56
90°6.747.708.148.408.608.839.17
110°6.517.588.118.579.069.4810.07
120°6.157.408.038.569.109.5010.56
135°5.526.847.718.228.779.3910.97
150°4.685.886.957.668.068.439.29
Run VMG4.055.106.026.646.997.478.27
Gybe Angles143.9°146.6°149.3°151.0°151.6°173.0°175.7°

APH: 508.2

CDL: 10.604

GPH: 567.6

CertNo: 22001

BOAT
ClassX-41DesignerJEPPESENBuilderX YACHTSAge date08/2008Series date01/2006Offset fileX41.OD.offData fileISR1
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.502 mDisplacement6,951 kgDLR5.1410IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight794 kgMinimum weight596 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.0953.05Headsail Luffed44.7644.76Headsail FlyingSymmetricAsymmetric133.94133.94 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail15.40Storm Jib14.64Heavy Weather Jib39.52
SAIL LIMITS
Headsails6  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment184.7 kg·mStability IndexN/A
COMMENTS
based on I4100 ITA
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  04390001S99Issued on 08/03/2022Valid until 28/02/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Lidi

ISR 1

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 VMG951.1780.1694.1664.8652.4641.4630.5
52°624.2522.5480.2467.8462.6460.1451.6
60°590.9502.3467.9455.4450.0447.1438.4
75°552.7478.8458.0442.4431.9426.1420.7
90°533.7467.3442.3428.8418.5407.8392.8
110°553.1475.0444.1419.9397.4379.7357.5
120°585.7486.8448.4420.8395.4378.9341.1
135°651.6526.3467.0437.9410.4383.6328.3
150°769.7611.9518.3470.0446.6427.2387.5
Run VMG888.8706.5598.5542.1514.9482.1435.3
Selected Courses
Windward / Leeward919.9743.3646.3603.5583.6561.7532.9
All purpose702.1579.8520.4492.6476.1461.3437.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward630.20.9521
All purpose508.21.1807
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8376
Downwind "popa"1.0077
70% up, 30% down "Ilhabela"0.8823
30% up, 70% down "Ilhabela-inverso"0.9498
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Predominantly Upwind550.41.0901
Predominantly Downwind514.11.1672
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low641.00.9361
Triple Number All Purpose Medium505.01.1881
Triple Number All Purpose High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Predominantly Upwind550.41.0901
Predominantly Downwind514.11.1672
Predominantly Upwind Low719.80.8335
Predominantly Upwind Medium569.21.0542
Predominantly Upwind High535.81.1199
Predominantly Downwind Low698.70.8587
Predominantly Downwind Medium511.51.1730
Predominantly Downwind High434.71.3801
Chicago-Mac Upwind1.0734
Chicago-Mac All Purpose1.1088
Chicago-Mac Downwind1.1495
Bayview-Mac Cove Island1.0355
Bayview-Mac Shore1.0422
Victoria-Maui1.2214
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance554.0
Triple Number Coastal/Long Distance Low641.0
Triple Number Coastal/Long Distance Medium505.0
Triple Number Coastal/Long Distance High456.2
Triple Number Windward/Leeward Low831.6
Triple Number Windward/Leeward Medium624.4
Triple Number Windward/Leeward High556.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9361
Triple Number Coastal/Long Distance Medium1.1881
Triple Number Coastal/Long Distance High1.3153
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9609
Triple Number Windward/Leeward High1.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low641.0
Triple Number Coastal/Long Distance Medium505.0
Triple Number Coastal/Long Distance High456.2
Triple Number Windward/Leeward Low831.6
Triple Number Windward/Leeward Medium624.4
Triple Number Windward/Leeward High556.4
Predominantly Upwind550.4
Predominantly Downwind514.1
Predominantly Reaching490.5
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9361
Triple Number Coastal/Long Distance Medium1.1881
Triple Number Coastal/Long Distance High1.3153
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9609
Triple Number Windward/Leeward High1.0784
Coastal/Long Distance1.0830
Predominantly Upwind1.0901
Predominantly Downwind1.1672
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0830
Tretall Distanseseilas Lite vind0.9361
Tretall Distanseseilas Mellomvind1.1881
Tretall Distanseseilas Mye vind1.3153
Tretall Pølsebane Lite vind0.7215
Tretall Pølsebane Mellomvind0.9609
Tretall Pølsebane Mye vind1.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Coastal/Long Distance554.01.0830
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind550.41.0901
Predominantly Downwind514.11.1672
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore541.51.1080
Cape Doctor Coastal444.91.3487
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9361
Triple Number Coastal/Long Distance Medium1.1881
Triple Number Coastal/Long Distance High1.3153
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9609
Triple Number Windward/Leeward High1.0784
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9361
Triple Number Coastal/Long Distance Medium1.1881
Triple Number Coastal/Long Distance High1.3153
Triple Number Windward/Leeward Low0.7215
Triple Number Windward/Leeward Medium0.9609
Triple Number Windward/Leeward High1.0784
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Predominantly Upwind550.41.0901
Predominantly Downwind514.11.1672
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance554.01.0830
Triple Number Coastal/Long Distance Low641.00.9361
Triple Number Coastal/Long Distance Medium505.01.1881
Triple Number Coastal/Long Distance High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance916.8698.1584.1525.6494.7466.9418.7
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low641.00.9361
Triple Number All Purpose Medium505.01.1881
Triple Number All Purpose High456.21.3153
Triple Number Windward/Leeward Low831.60.7215
Triple Number Windward/Leeward Medium624.40.9609
Triple Number Windward/Leeward High556.41.0784
Predominantly Upwind550.41.0901
Predominantly Downwind514.11.1672
Predominantly Upwind Low719.80.8335
Predominantly Upwind Medium569.21.0542
Predominantly Upwind High535.81.1199
Predominantly Downwind Low698.70.8587
Predominantly Downwind Medium511.51.1730
Predominantly Downwind High434.71.3801
Chicago-Mac Upwind1.0734
Chicago-Mac All Purpose1.1088
Chicago-Mac Downwind1.1495
Bayview-Mac Cove Island1.0355
Bayview-Mac Shore1.0422
Harvest Moon Regatta448.41.3382
Victoria-Maui1.2214
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low906.30.6620
5-Band Low / Medium761.40.7880
5-Band Medium615.40.9749
5-Band Medium / High564.21.0635
5-Band High537.91.1155
ORC Ref  04390001S99Issued on 08/03/2022Valid until 28/02/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Lidi

ISR 1

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-41Measurement31/05/2016HINPlan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.350Max. Beam3.646Draft2.502Displacement6,951Wetted area30.90IMS L11.118LSM011.057Acc. length11.850Sink (kg/mm) 23.11
VCGD0.023VCGM0.000RM Measured (kg·m) 184.7RM Default (kg·m) 201.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.118PIPA0.0040
EDL1.890ST10.065ST20.180
ST30.170ST40.112ST50.320
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P16.080IG17.040ISP18.200MDT10.130MDL10.255MDT20.121MDL20.200TL0.930MW0.255GO0.275
E5.470J4.915BAS1.870FSD0.038SFJ0.285SPL5.018WPLTPS6.315BD0.200MWT202.00MCG5.515
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date25/05/2015Measurer120CommentCONDIZIONI OTTIME
SFFP0.200FFMFF1.442LCFcl6.924SG1.0290
SAFP11.995FAMFA1.092LCFsh7.144HBI1.206
W1114.0W2114.0W3114.0W4114.0
PD1603.2PD2597.6PD3609.1PD4600.9
WD12.400PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGAFixedN.2 PANI PIOMBO FISSATI A MURATA405.700.00BFixedN.4 PANI PIOMBO FISSATI SENTINA605.000.00Fixed Ballast Total100
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAGASOLIO INOX VUOTO0.900090105.900.00BACQUA PVC VUOTO18005.900.00Total deductible95.900.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGABattery2 BATTERIE704.700.00AEngineVOLVO 40 HPTotal deductible0
ORC Ref  04390001S99Issued on 08/03/2022Valid until 28/02/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Lidi

ISR 1

IYC
IYC , P.O.Box 3299
Ramat Gan
Israel
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentM20.211.142.043.514.5652.0923/12/2020NSCarbon
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentC0.130.771.432.713.955.2016.71NoNo 44.7623/12/2020NSCarbon
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA1.519.4116.8818.158.948.53105%133.9409/09/2020NSNylonCode0 75%18.4516.7617.616.017.9276%93.7808/09/2018NSNylonEmail Zoran
ORC Ref  04390001S99Issued on 08/03/2022Valid until 28/02/2023
VPP ver: 2022 1.01 | © ORC | www.orc.org