Club
Certificate
Non Spinnaker
2023

Boat

Zefyr-3

NOR 152

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.0°40.0°38.2°37.6°37.8°38.1°38.8°
Beat VMG3.814.564.945.095.165.205.18
52°5.736.627.027.177.257.307.33
60°6.006.827.207.367.467.527.57
75°6.186.947.357.617.777.888.00
90°6.066.907.357.697.988.208.46
110°5.426.447.117.547.938.319.03
120°5.026.156.927.397.788.189.05
135°4.365.506.417.037.457.838.64
150°3.664.765.716.507.077.478.21
Run VMG3.174.124.995.786.497.047.79
Gybe Angles144.8°151.4°157.4°167.3°176.6°178.4°178.4°

APH: 563.8

CDL: 9.173

GPH: 632.0

CertNo: 9395

BOAT
ClassX-35 ODDesignerJEPPESENBuilderX-YachtsAge date01/2007Series date09/2005Offset filex35.od+.offData file9395
HULL
Length Overall10.600 mMaximum Beam3.250 mDraft2.159 mDisplacement4,488 kgDLR5.9246IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.420m
CREW
Maximum weight640 kgMinimum weight480 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.9842.84Headsail Luffed33.0333.03Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail12.22Storm Jib10.62Heavy Weather Jib28.66
SAIL LIMITS
Headsails5  Spinnakers0 * Spinnaker pole aboard
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  03440002EM3Issued on 26/03/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Zefyr-3

NOR 152

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG945.3789.6728.6707.1697.3692.0695.5
52°628.1543.4512.8502.3496.7493.3491.2
60°600.2528.0499.9488.9482.9479.0475.3
75°582.9518.6489.8473.0463.5457.1450.0
90°593.7521.9489.9468.3451.3439.0425.6
110°663.9559.4506.5477.7454.2433.3398.5
120°716.9585.5520.5487.3462.5439.9397.6
135°825.7654.0561.5511.9483.2459.8416.6
150°983.5756.3630.3553.7509.4482.1438.6
Run VMG1135.6872.7722.1623.2554.9511.7461.8
Selected Courses
Windward / Leeward1040.5831.2725.3665.1626.1601.9578.7
All purpose790.7650.5582.1545.1521.9506.1485.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward694.10.8644
All purpose563.81.0642
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7992
Downwind "popa"0.8603
70% up, 30% down "Ilhabela"0.8166
30% up, 70% down "Ilhabela-inverso"0.8410
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Predominantly Upwind596.81.0054
Predominantly Downwind587.81.0208
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low720.60.8326
Triple Number All Purpose Medium560.41.0706
Triple Number All Purpose High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Predominantly Upwind596.81.0054
Predominantly Downwind587.81.0208
Predominantly Upwind Low765.20.7841
Predominantly Upwind Medium607.80.9872
Predominantly Upwind High581.31.0322
Predominantly Downwind Low835.70.7180
Predominantly Downwind Medium592.41.0129
Predominantly Downwind High482.41.2438
Chicago-Mac Upwind0.9889
Chicago-Mac All Purpose0.9939
Chicago-Mac Downwind1.0002
Bayview-Mac Cove Island0.9349
Bayview-Mac Shore0.9531
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching535.61.1202
Predominantly Reaching Low658.80.9107
Predominantly Reaching Medium534.11.1234
Predominantly Reaching High471.41.2728
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1024.30.5857
5-Band Low / Medium854.40.7023
5-Band Medium677.10.8861
5-Band Medium / High607.40.9879
5-Band High582.71.0297
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance615.0
Triple Number Coastal/Long Distance Low720.6
Triple Number Coastal/Long Distance Medium560.4
Triple Number Coastal/Long Distance High502.3
Triple Number Windward/Leeward Low935.7
Triple Number Windward/Leeward Medium689.3
Triple Number Windward/Leeward High599.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8326
Triple Number Coastal/Long Distance Medium1.0706
Triple Number Coastal/Long Distance High1.1944
Triple Number Windward/Leeward Low0.6412
Triple Number Windward/Leeward Medium0.8705
Triple Number Windward/Leeward High1.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low720.6
Triple Number Coastal/Long Distance Medium560.4
Triple Number Coastal/Long Distance High502.3
Triple Number Windward/Leeward Low935.7
Triple Number Windward/Leeward Medium689.3
Triple Number Windward/Leeward High599.2
Predominantly Upwind596.8
Predominantly Downwind587.8
Predominantly Reaching554.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8326
Triple Number Coastal/Long Distance Medium1.0706
Triple Number Coastal/Long Distance High1.1944
Triple Number Windward/Leeward Low0.6412
Triple Number Windward/Leeward Medium0.8705
Triple Number Windward/Leeward High1.0013
Coastal/Long Distance0.9757
Predominantly Upwind1.0054
Predominantly Downwind1.0208
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8326
Tretall Distanseseilas Mellomvind1.0706
Tretall Distanseseilas Mye vind1.1944
Tretall Pølsebane Lite vind0.6412
Tretall Pølsebane Mellomvind0.8705
Tretall Pølsebane Mye vind1.0013
Distanseseilas ett tall (OSN 8-16kn)0.9757
Distanseseilas ett tall (APH 6-20kn)1.0642
Enkeltall Motvind1.0054
Enkeltall Medvind1.0208
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Coastal/Long Distance615.00.9757
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind596.81.0054
Predominantly Downwind587.81.0208
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore585.61.0245
Cape Doctor Coastal491.71.2203
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8326
Triple Number Coastal/Long Distance Medium1.0706
Triple Number Coastal/Long Distance High1.1944
Triple Number Windward/Leeward Low0.6412
Triple Number Windward/Leeward Medium0.8705
Triple Number Windward/Leeward High1.0013
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8326
Triple Number Coastal/Long Distance Medium1.0706
Triple Number Coastal/Long Distance High1.1944
Triple Number Windward/Leeward Low0.6412
Triple Number Windward/Leeward Medium0.8705
Triple Number Windward/Leeward High1.0013
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Predominantly Upwind596.81.0054
Predominantly Downwind587.81.0208
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance615.00.9757
Triple Number Coastal/Long Distance Low720.60.8326
Triple Number Coastal/Long Distance Medium560.41.0706
Triple Number Coastal/Long Distance High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1050.0784.5655.4581.9541.9511.5463.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low720.60.8326
Triple Number All Purpose Medium560.41.0706
Triple Number All Purpose High502.31.1944
Triple Number Windward/Leeward Low935.70.6412
Triple Number Windward/Leeward Medium689.30.8705
Triple Number Windward/Leeward High599.21.0013
Predominantly Upwind596.81.0054
Predominantly Downwind587.81.0208
Predominantly Upwind Low765.20.7841
Predominantly Upwind Medium607.80.9872
Predominantly Upwind High581.31.0322
Predominantly Downwind Low835.70.7180
Predominantly Downwind Medium592.41.0129
Predominantly Downwind High482.41.2438
Chicago-Mac Upwind0.9889
Chicago-Mac All Purpose0.9939
Chicago-Mac Downwind1.0002
Bayview-Mac Cove Island0.9349
Bayview-Mac Shore0.9531
Harvest Moon Regatta490.71.2228
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy590.21.0165
San Francisco Bay Medium681.40.8805
Predominantly Reaching535.61.1202
Predominantly Reaching Low658.80.9107
Predominantly Reaching Medium534.11.1234
Predominantly Reaching High471.41.2728
Windward/Leeward 60-40 Low922.10.6507
Windward/Leeward 60-40 Medium699.30.8580
Windward/Leeward 60-40 High631.70.9498
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1024.30.5857
5-Band Low / Medium854.40.7023
5-Band Medium677.10.8861
5-Band Medium / High607.40.9879
5-Band High582.71.0297
ORC Ref  03440002EM3Issued on 26/03/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Zefyr-3

NOR 152

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-35 ODMeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.600Max. Beam3.250Draft2.159Displacement4,488Wetted area22.87IMS L9.428LSM09.115Acc. length10.563Sink (kg/mm) 17.61
VCGD0.054VCGM0.044RM Rated (kg·m) 111.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.420PBW0.128PIPA0.0033
EDL2.390ST10.042ST20.178
ST30.182ST40.112ST50.255
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.250IG14.500ISP14.530MDT10.125MDL10.185MDT20.122MDL20.140TL1.230MW0.184GO0.204
E4.900J4.185BAS1.745FSD0.034SFJ0.000SPL4.264WPLTPSBD0.220MWT156.00MCG4.600
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date04/05/2006MeasurerComment
SFFP0.075FFMFF1.323LCFcl5.959SG1.0250
SAFP10.275FAMFA0.983LCFsh6.165HBI1.111
W170.0W270.0W370.0W470.0
PD1554.0PD2558.9PD3554.0PD4552.5
WD11.240PLM9000.00GSA1.0RSA1.0RM111.7
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGFixedFixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1fuel st.stl fuel6005.950.002H2O pvc Water12005.350.003gas steel LPG gas209.450.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG1MiscellaneousTable205.000.002MiscellaneousSafety Equipment85.000.001Battery120 Ah gel - services474.650.002Battery55 Ah - engine195.000.001EngineYanmar 3YM20C1AnchorAnchor 1106.700.001ChainWarp85.500.001Tools137.500.001Deck Gear0104.19Total deductible416.110.00
ORC Ref  03440002EM3Issued on 26/03/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Zefyr-3

NOR 152

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.211.081.883.194.1441.98* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.100.631.212.293.344.4014.60YesNo 33.0301/03/2007One Design Rule
ORC Ref  03440002EM3Issued on 26/03/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org