International
Certificate
2022

Boat

Sirena

DEN 4227

Danish Sailing Association
Idrættens Hus
2605 Brøndby
DENMARK
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.9°41.2°39.4°38.2°37.8°37.2°37.0°
Beat VMG4.034.905.465.705.815.926.04
52°6.137.297.828.028.128.168.34
60°6.487.568.028.248.358.428.61
75°6.777.738.188.498.748.919.02
90°6.987.978.408.688.959.319.79
110°6.857.938.489.019.549.9810.69
120°6.587.858.459.049.5210.2011.45
135°5.937.378.158.729.3910.1611.93
150°5.006.297.418.118.569.0610.53
Run VMG4.335.446.427.067.417.849.12
Gybe Angles143.3°145.6°149.6°151.9°150.7°147.3°143.0°

APH: 481.9

CDL: 11.498

GPH: 537.7

CertNo: 35300

BOAT
ClassSWAN 42DesignerSWAN NY/CLUB FRERSBuilderNAUTORAge date01/2007Series date01/2006Offset fileSWAN42CLUB.OD.OFFData file35300 - SWAN 42 - DEN 4227 Sirena
HULL
Length Overall12.960 mMaximum Beam3.910 mDraft2.737 mDisplacement7,575 kgDLR4.9439IMS DivisionCruiser/RacerDynamic Allowance0.007%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.440m
CREW
Maximum weight899 kgMinimum weight674 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail60.7462.12Headsail Luffed47.9447.94Headsail FlyingSymmetricAsymmetric183.74183.74 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail17.34Storm Jib16.43Heavy Weather Jib44.35
SAIL LIMITS
Headsails6  Spinnakers4
STABILITY
Righting Moment220.8 kg·mStability Index137.8
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  0337000277AIssued on 15/07/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

Sirena

DEN 4227

Danish Sailing Association
Idrættens Hus
2605 Brøndby
DENMARK
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG893.5734.7659.3632.0619.6607.9596.3
52°587.4494.0460.1448.9443.5441.2431.7
60°555.9476.4448.9437.0431.1427.3418.1
75°532.1465.5440.2424.0411.7404.3399.1
90°516.0451.5428.4414.9402.1386.7367.6
110°525.3453.9424.7399.5377.2360.8336.9
120°547.4458.7425.8398.4378.0353.1314.4
135°607.6488.2441.5412.8383.4354.2301.7
150°719.3572.7486.0443.6420.8397.5341.9
Run VMG830.6661.3561.1510.1485.8459.0394.8
Selected Courses
Windward / Leeward862.1698.0610.2571.1552.7533.5495.6
All purpose661.3547.8494.8468.6452.1436.3408.5
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward594.91.0085
All purpose481.91.2452
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8855
Downwind "popa"1.0762
70% up, 30% down "Ilhabela"0.9352
30% up, 70% down "Ilhabela-inverso"1.0108
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind522.61.1482
Predominantly Downwind485.11.2370
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low604.50.9925
Triple Number All Purpose Medium479.81.2505
Triple Number All Purpose High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind522.61.1482
Predominantly Downwind485.11.2370
Predominantly Upwind Low677.60.8854
Predominantly Upwind Medium542.21.1065
Predominantly Upwind High508.71.1795
Predominantly Downwind Low655.30.9157
Predominantly Downwind Medium482.61.2431
Predominantly Downwind High406.31.4766
Chicago-Mac Upwind1.1301
Chicago-Mac All Purpose1.1705
Chicago-Mac Downwind1.2178
Bayview-Mac Cove Island1.0941
Bayview-Mac Shore1.1004
Victoria-Maui1.3008
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance524.1
Triple Number Coastal/Long Distance Low604.5
Triple Number Coastal/Long Distance Medium479.8
Triple Number Coastal/Long Distance High429.8
Triple Number Windward/Leeward Low780.0
Triple Number Windward/Leeward Medium590.1
Triple Number Windward/Leeward High524.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9925
Triple Number Coastal/Long Distance Medium1.2505
Triple Number Coastal/Long Distance High1.3959
Triple Number Windward/Leeward Low0.7692
Triple Number Windward/Leeward Medium1.0168
Triple Number Windward/Leeward High1.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low604.5
Triple Number Coastal/Long Distance Medium479.8
Triple Number Coastal/Long Distance High429.8
Triple Number Windward/Leeward Low780.0
Triple Number Windward/Leeward Medium590.1
Triple Number Windward/Leeward High524.1
Predominantly Upwind522.6
Predominantly Downwind485.1
Predominantly Reaching464.7
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9925
Triple Number Coastal/Long Distance Medium1.2505
Triple Number Coastal/Long Distance High1.3959
Triple Number Windward/Leeward Low0.7692
Triple Number Windward/Leeward Medium1.0168
Triple Number Windward/Leeward High1.1449
Coastal/Long Distance1.1448
Predominantly Upwind1.1482
Predominantly Downwind1.2370
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.1448
Tretall Distanseseilas Lite vind0.9925
Tretall Distanseseilas Mellomvind1.2505
Tretall Distanseseilas Mye vind1.3959
Tretall Pølsebane Lite vind0.7692
Tretall Pølsebane Mellomvind1.0168
Tretall Pølsebane Mye vind1.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Coastal/Long Distance524.11.1448
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind522.61.1482
Predominantly Downwind485.11.2370
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore506.91.1835
Cape Doctor Coastal416.91.4393
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9925
Triple Number Coastal/Long Distance Medium1.2505
Triple Number Coastal/Long Distance High1.3959
Triple Number Windward/Leeward Low0.7692
Triple Number Windward/Leeward Medium1.0168
Triple Number Windward/Leeward High1.1449
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9925
Triple Number Coastal/Long Distance Medium1.2505
Triple Number Coastal/Long Distance High1.3959
Triple Number Windward/Leeward Low0.7692
Triple Number Windward/Leeward Medium1.0168
Triple Number Windward/Leeward High1.1449
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind522.61.1482
Predominantly Downwind485.11.2370
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance524.11.1448
Triple Number Coastal/Long Distance Low604.50.9925
Triple Number Coastal/Long Distance Medium479.81.2505
Triple Number Coastal/Long Distance High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance858.9656.3553.3499.5470.6441.2390.0
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low604.50.9925
Triple Number All Purpose Medium479.81.2505
Triple Number All Purpose High429.81.3959
Triple Number Windward/Leeward Low780.00.7692
Triple Number Windward/Leeward Medium590.11.0168
Triple Number Windward/Leeward High524.11.1449
Predominantly Upwind522.61.1482
Predominantly Downwind485.11.2370
Predominantly Upwind Low677.60.8854
Predominantly Upwind Medium542.21.1065
Predominantly Upwind High508.71.1795
Predominantly Downwind Low655.30.9157
Predominantly Downwind Medium482.61.2431
Predominantly Downwind High406.31.4766
Chicago-Mac Upwind1.1301
Chicago-Mac All Purpose1.1705
Chicago-Mac Downwind1.2178
Bayview-Mac Cove Island1.0941
Bayview-Mac Shore1.1004
Harvest Moon Regatta424.91.4120
Victoria-Maui1.3008
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low849.40.7063
5-Band Low / Medium715.50.8386
5-Band Medium581.91.0310
5-Band Medium / High533.51.1247
5-Band High502.11.1949
ORC Ref  0337000277AIssued on 15/07/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

Sirena

DEN 4227

Danish Sailing Association
Idrættens Hus
2605 Brøndby
DENMARK
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSWAN 42Measurement03/05/2016HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA12.960Max. Beam3.910Draft2.737Displacement7,575Wetted area32.91IMS L11.833LSM011.527Acc. length12.707Sink (kg/mm) 24.26
VCGD-0.355VCGM-0.362RM Measured (kg·m) 220.8RM Default (kg·m) 214.1Limit of positive stability(°) 135.3Stability Index137.8
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.440PBW0.110PIPA0.0040
EDL1.630ST10.065ST20.180
ST30.180ST40.110ST50.280
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P17.230IG17.980ISP19.440MDT10.130MDL10.270MDT20.103MDL20.190TL1.020MW0.270GO0.310
E5.750J5.010BAS1.920FSD0.037SFJ0.340SPL0.000WPLTPS6.960BD0.210MWT248.00MCG6.240
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date26/06/2022MeasurerCommentNo ceiling panels in aft space
SFFP0.474FFM1.450FF1.458LCFcl7.150SG1.0100
SAFP12.543FAM1.120FA1.124LCFsh7.403HBI1.244
W1108.4W2108.4W3108.4W4108.4
PD1567.1PD2565.8PD3568.8PD4568.8
WD14.680PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG1FixedPort lead1025.20-0.202FixedStarboard lead1015.20-0.20Fixed Ballast Total203
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAFuel Plastico0.9000140155.70BWater Plastico32006.60CHot water2008.40Total deductible145.70
OTHER ITEMSIdKindDescriptionWeightLCGVCG05MiscellaneousAC Unit in aft compartment in-line with rudder stock SB side0.600.8004Miscellaneous2x4 ceiling panels removed from Aft cabins PS + SB03MiscellaneousLining and ceiling panels in forepeak removed06MiscellaneousCeiling panel in alleyway removed07MiscellaneousAft cabin doors removed08MiscellaneousMaterial in floor panels changed09MiscellaneousBackrests in main saloon removed01BatteryLiFePO batteries – 12V100Ah – Below Saloon table107.000.0002BatteryLiFePO batteries – 12V100Ah – Below Saloon table107.000.0001EngineVolvo Penta Penta D2-40-130STotal deductible0
ORC Ref  0337000277AIssued on 15/07/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

Sirena

DEN 4227

Danish Sailing Association
Idrættens Hus
2605 Brøndby
DENMARK
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment981610.191.442.453.794.8360.7430/06/2021OneSailsCarbon2021 VM
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment981740.100.791.432.723.955.1817.90YesNo 47.9430/06/2022OneSailsCarbon2021 VM980370.051.092.123.925.045.3814.20NoInner 47.9030/06/2022OneSailsPolyesterIFS staysail927690.100.801.482.703.915.1417.90YesNo 47.7512/04/2018North SailsUnknownLight Jib - 2016927640.100.791.462.673.925.1017.84YesNo 47.3230/06/2022North SailsUnknownMedium Jib - 2016929720.100.671.282.553.885.1818.18YesNo 47.00North SailsUnknownHeavy Jib - 2016850960.110.631.192.433.765.1716.79YesNo 42.1623/04/2016North Sails DKUnknown#4 – 2010
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialComment9022222.0217.8819.9511.0810.94101%183.7411/05/2016North sails DKUnknown4A - 20109796122.3817.9820.1810.6310.7099%179.0030/06/2022OneSailsNylonA-2-22 AM9817521.6017.7119.669.8711.3087%166.3530/06/2021OneSailsUnknown1A-20219802720.1617.1518.667.419.2580%120.9230/06/2022OneSailsKevlarCode Zero-21
ORC Ref  0337000277AIssued on 15/07/2022Valid until 31/12/2022
VPP ver: 2022 1.02 | © ORC | www.orc.org