International
Certificate
Double Handed
2022

Boat

SKY PROJECT

POL 6544

Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.6°42.3°42.3°41.2°40.8°40.6°41.2°
Beat VMG3.203.804.154.324.404.424.39
52°4.905.776.196.346.396.446.41
60°5.216.066.436.566.616.666.62
75°5.516.296.626.796.866.926.99
90°5.496.276.666.927.097.227.38
110°5.136.106.636.967.277.598.05
120°4.905.946.566.917.267.618.25
135°4.455.456.266.707.037.418.18
150°3.804.815.666.336.727.047.76
Run VMG3.294.164.925.616.186.607.23
Gybe Angles146.6°151.1°153.8°159.5°173.6°179.0°179.0°

APH: 622.3

CDL: 7.313

GPH: 693.8

CertNo: 46

BOAT
ClassTango 30DesignerAndrzej SkrzatBuilderTango YachtsAge date06/2007Series date05/2005Offset filefourwinds_2019 BAL.offData filePOL6544
HULL
Length Overall9.010 mMaximum Beam3.416 mDraft1.866 mDisplacement4,321 kgDLR7.2527IMS DivisionCruiser/RacerDynamic Allowance0.301%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.387m
CREW
Maximum weight145 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.5125.83Headsail Luffed21.1421.14Headsail Flying44.8244.82Symmetric64.7964.79Asymmetric50.2150.53 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail7.89Storm Jib7.10Heavy Weather Jib19.16
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment99.5 kg·mStability Index116.6
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  04410002571Issued on 14/06/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
Double Handed
2022

Boat

SKY PROJECT

POL 6544

Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1124.4946.8868.3833.8818.8814.9820.2
52°734.0624.2581.9568.1563.2558.9561.3
60°691.2593.6560.2549.0544.3540.5544.2
75°652.8572.2544.0530.2524.4520.3514.8
90°656.0573.7540.5520.5508.0498.9488.0
110°701.4590.4543.0517.4495.0474.5446.9
120°734.1606.2549.0520.9496.2473.2436.1
135°809.1660.7575.3537.6511.8486.1440.1
150°948.6749.1635.7568.3535.5511.2463.9
Run VMG1095.4864.4731.7642.2582.2545.3498.2
Selected Courses
Windward / Leeward1109.9905.6800.0738.0700.5680.1659.2
All purpose850.5707.7639.0602.6581.4567.2548.6
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward768.50.7807
All purpose622.30.9642
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.6745
Downwind "popa"0.8469
70% up, 30% down "Ilhabela"0.7183
30% up, 70% down "Ilhabela-inverso"0.7866
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Predominantly Upwind674.90.8890
Predominantly Downwind626.00.9585
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low779.10.7701
Triple Number All Purpose Medium618.20.9706
Triple Number All Purpose High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Predominantly Upwind674.90.8890
Predominantly Downwind626.00.9585
Predominantly Upwind Low867.10.6920
Predominantly Upwind Medium701.70.8551
Predominantly Upwind High672.20.8926
Predominantly Downwind Low855.60.7013
Predominantly Downwind Medium619.00.9693
Predominantly Downwind High520.71.1524
Chicago-Mac Upwind0.8731
Chicago-Mac All Purpose0.9053
Chicago-Mac Downwind0.9422
Bayview-Mac Cove Island0.8524
Bayview-Mac Shore0.8578
Victoria-Maui1.0125
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance677.7
Triple Number Coastal/Long Distance Low779.1
Triple Number Coastal/Long Distance Medium618.2
Triple Number Coastal/Long Distance High563.8
Triple Number Windward/Leeward Low1007.7
Triple Number Windward/Leeward Medium763.3
Triple Number Windward/Leeward High677.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7701
Triple Number Coastal/Long Distance Medium0.9706
Triple Number Coastal/Long Distance High1.0643
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7861
Triple Number Windward/Leeward High0.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low779.1
Triple Number Coastal/Long Distance Medium618.2
Triple Number Coastal/Long Distance High563.8
Triple Number Windward/Leeward Low1007.7
Triple Number Windward/Leeward Medium763.3
Triple Number Windward/Leeward High677.4
Predominantly Upwind674.9
Predominantly Downwind626.0
Predominantly Reaching600.1
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7701
Triple Number Coastal/Long Distance Medium0.9706
Triple Number Coastal/Long Distance High1.0643
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7861
Triple Number Windward/Leeward High0.8858
Coastal/Long Distance0.8853
Predominantly Upwind0.8890
Predominantly Downwind0.9585
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.8853
Tretall Distanseseilas Lite vind0.7701
Tretall Distanseseilas Mellomvind0.9706
Tretall Distanseseilas Mye vind1.0643
Tretall Pølsebane Lite vind0.5954
Tretall Pølsebane Mellomvind0.7861
Tretall Pølsebane Mye vind0.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Coastal/Long Distance677.70.8853
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind674.90.8890
Predominantly Downwind626.00.9585
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore665.50.9016
Cape Doctor Coastal554.21.0827
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7701
Triple Number Coastal/Long Distance Medium0.9706
Triple Number Coastal/Long Distance High1.0643
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7861
Triple Number Windward/Leeward High0.8858
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7701
Triple Number Coastal/Long Distance Medium0.9706
Triple Number Coastal/Long Distance High1.0643
Triple Number Windward/Leeward Low0.5954
Triple Number Windward/Leeward Medium0.7861
Triple Number Windward/Leeward High0.8858
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Predominantly Upwind674.90.8890
Predominantly Downwind626.00.9585
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance677.70.8853
Triple Number Coastal/Long Distance Low779.10.7701
Triple Number Coastal/Long Distance Medium618.20.9706
Triple Number Coastal/Long Distance High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4850.6720.2644.3603.4571.8520.9
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low779.10.7701
Triple Number All Purpose Medium618.20.9706
Triple Number All Purpose High563.81.0643
Triple Number Windward/Leeward Low1007.70.5954
Triple Number Windward/Leeward Medium763.30.7861
Triple Number Windward/Leeward High677.40.8858
Predominantly Upwind674.90.8890
Predominantly Downwind626.00.9585
Predominantly Upwind Low867.10.6920
Predominantly Upwind Medium701.70.8551
Predominantly Upwind High672.20.8926
Predominantly Downwind Low855.60.7013
Predominantly Downwind Medium619.00.9693
Predominantly Downwind High520.71.1524
Chicago-Mac Upwind0.8731
Chicago-Mac All Purpose0.9053
Chicago-Mac Downwind0.9422
Bayview-Mac Cove Island0.8524
Bayview-Mac Shore0.8578
Harvest Moon Regatta548.41.0940
Victoria-Maui1.0125
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low1094.20.5484
5-Band Low / Medium927.40.6470
5-Band Medium751.20.7988
5-Band Medium / High684.90.8761
5-Band High662.80.9053
ORC Ref  04410002571Issued on 14/06/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
Double Handed
2022

Boat

SKY PROJECT

POL 6544

Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassTango 30Measurement02/06/2022HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.010Max. Beam3.416Draft1.866Displacement4,321Wetted area21.69IMS L8.213LSM08.414Acc. length9.010Sink (kg/mm) 16.33
VCGD0.361VCGM0.099RM Measured (kg·m) 99.5RM Default (kg·m) 81.0Limit of positive stability(°) 118.6Stability Index116.6
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.387PBW0.114PIPA0.0031
EDL2.150ST10.066ST20.181
ST30.181ST40.094ST50.250
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P11.650IG11.893ISP12.193MDT10.114MDL10.165MDT20.114MDL20.145TL1.000MW0.165GO0.170
E3.870J3.420BAS1.433FSD0.029SFJSPL3.500WPLTPS3.920BDMWTMCG
Flying Headsail Foretriangles IdISPTPS113.2833.920
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date08/07/2019Measurer3/ORCComment
SFFP0.650FFM1.329FF1.337LCFcl5.306SG1.0040
SAFP7.760FAM1.020FA1.025LCFsh5.566HBI1.187
W166.8W266.8W366.8W466.8
PD1519.0PD2518.0PD3526.5PD4517.5
WD9.840PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Water s. steelWater20002.070.102Diesel s. steelFuel7056.820.00Total deductible46.820.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineYanmar 2Y 15 KMTotal deductible
ORC Ref  04410002571Issued on 14/06/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
Double Handed
2022

Boat

SKY PROJECT

POL 6544

Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment10.200.771.332.283.1125.5113/08/2020Sail ServiceKevlar2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment30.060.891.743.475.156.6613.11NoYes144.82Unknown10.080.490.921.822.753.7011.46YesNo 21.1413/08/2020Sail ServiceKevlar202020.040.370.711.452.313.2711.47NoNo 17.6808/12/2011Faber @ SonDacron
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment111.8811.8811.886.984.8064.7914/08/2015Kania YachtNylonpomarańcz211.4711.4711.475.705.1853.4902/06/2008Kania YachtNylonniebieski
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialComment112.0110.8211.425.006.3978%50.2112/04/2021Sail ServicePolyester2021
ORC Ref  04410002571Issued on 14/06/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org