Club Certificate2025
DupinCRO 2828
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.8°42.8°40.7°38.2°37.1°37.1°36.9°37.1°38.4°
Beat VMG2.623.594.304.704.854.965.025.065.00
52°4.115.466.326.696.856.947.047.157.17
60°4.445.766.536.937.147.277.377.517.56
75°4.716.006.707.237.617.848.008.228.32
90°4.635.956.717.317.908.378.669.099.33
110°4.335.776.777.518.108.548.9610.1711.14
120°4.185.646.697.478.279.019.5610.6411.82
135°3.635.086.247.027.788.669.6412.3114.29
150°3.034.305.416.327.017.658.4010.6114.32
Run VMG2.623.724.695.476.086.627.279.1912.40
Gybe Angles143.8°143.8°147.7°150.1°151.6°149.3°146.7°139.8°145.6°
APH ToD:550.7CDL: 8.064APH ToT: 1.0895CertNo:161/25
BOAT
ClassSeascape 27DesignerManuardBuilderSeascapeAge date01/2018Series date01/2012Offset fileFIRST27-SE.offData fileCRO2828
HULL
Length Overall7.990 mMaximum Beam2.534 mDraft1.974 mDisplacement1,566 kgDLR3.2123IMS DivisionSportboatDynamic Allowance0.060%Age Allowance0.422%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight489 kg(default)Minimum weight359 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.4026.25Headsail Luffed17.7717.77Headsail Flying19.3630.56SymmetricAsymmetric73.9473.94 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail6.25Storm Jib4.81Heavy Weather Jib12.97
SAIL LIMITS
Headsails5Spinnakers4
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.
Club Certificate2025
DupinCRO 2828
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1373.41003.6836.6766.0741.7725.9717.3711.3719.6
52°875.6659.6570.0538.2525.9518.6511.6503.3501.9
60°810.3624.7551.5519.2504.1495.1488.3479.1475.9
75°763.9599.6537.3497.8472.9459.5450.0437.8432.5
90°778.2604.9536.3492.5455.5430.0415.6396.0385.9
110°830.5623.6532.0479.4444.5421.5401.7353.9323.1
120°861.2638.4538.0482.1435.5399.7376.6338.3304.5
135°992.6708.7576.7512.9462.5415.5373.6292.6251.9
150°1190.0837.2665.4569.8513.9470.6428.6339.4251.4
Run VMG1374.4966.7768.3657.8592.6543.5494.9391.9290.3
Selected Courses
Windward / Leeward1373.2985.1802.4711.9667.1634.7606.1551.6504.9
All purpose1031.2758.7634.8572.6536.9510.9489.5450.9422.3
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward687.20.8732
All purpose550.71.0895
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7633
Downwind "popa"0.9511
70% up, 30% down "Ilhabela"0.8114
30% up, 70% down "Ilhabela-inverso"0.8858
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Predominantly Upwind603.60.9941
Predominantly Downwind553.51.0841
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low696.80.8611
Triple Number AP Medium550.51.0899
Triple Number AP High480.41.2490
Triple Number Windward/Leeward Low932.70.6433
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Single Number Predominant Upwind623.00.9631
Single Number Predominant Reaching536.91.1176
Single Number Predominant Downwind571.81.0494
Predominant Upwind - Low830.70.7223
Predominant Upwind - Low/Med653.10.9187
Predominant Upwind - Medium587.91.0205
Predominant Upwind - Med/High548.01.0948
Predominant Upwind - High523.91.1453
Predominant Downwind Low835.00.7186
Predominant Downwind Low/Med629.60.9530
Predominant Downwind Medium537.91.1154
Predominant Downwind Med/High462.11.2986
Predominant Downwind High399.61.5016
Predominant Reaching Low739.10.8117
Predominant Reaching Low/Med579.31.0357
Predominant Reaching Medium508.61.1796
Predominant Reaching Med/High453.11.3243
Predominant Reaching High414.31.4484
SA/DSPL Upwind31.97SA/DSPL Downwind73.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1036.70.5788
5-Band Windward/Leeward Low/Med777.50.7718
5-Band Windward/Leeward Medium675.20.8886
5-Band Windward/Leeward Med/High606.90.9887
5-Band Windward/Leeward High553.01.0851
Windward/Leeward 60-40 Low1040.20.5768
Windward/Leeward 60-40 Low/Med786.40.7630
Windward/Leeward 60-40 Medium689.90.8697
Windward/Leeward 60-40 Med/High629.40.9532
Windward/Leeward 60-40 High585.11.0254
5-Band AP Low762.40.7870
5-Band AP Low/Med616.70.9730
5-Band AP Medium542.71.1057
5-Band AP Med/High490.61.2230
5-Band AP High452.61.3256
5-Band SF Bay Tour - Low896.70.6691
5-Band SF Bay Tour - Low/Med743.30.8073
5-Band SF Bay Tour - Medium649.10.9243
5-Band SF Bay Tour - Med/High586.21.0235
5-Band SF Bay Tour - High538.91.1133
Chicago-Mac Upwind0.9353
Chicago-Mac All Purpose0.9733
Chicago-Mac Downwind1.0049
Bayview-Mac Cove Island0.7214
Bayview-Mac Shore0.7271
Harvest Moon Regatta459.81.3049
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance599.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating599.81.0004
FinRating, kevyt tuuli1015.80.9844
FinRating, kova tuuli453.11.1035
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0004
Triple Number Coastal/Long Distance Low0.8611
Triple Number Coastal/Long Distance Medium1.0900
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.8756
Triple Number Windward/Leeward High1.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
For information
General Purpose Handicap (GPH)615.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low696.8
Triple Number Coastal/Long Distance Medium550.5
Triple Number Coastal/Long Distance High480.4
Triple Number Windward/Leeward Low893.8
Triple Number Windward/Leeward Medium685.2
Triple Number Windward/Leeward High592.8
Predominantly Upwind603.6
Predominantly Downwind553.5
Predominantly Reaching528.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8611
Triple Number Coastal/Long Distance Medium1.0900
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.8756
Triple Number Windward/Leeward High1.0121
Coastal/Long Distance1.0004
Predominantly Upwind0.9941
Predominantly Downwind1.0841
For information
General Purpose Handicap (GPH)615.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0895
Distanseseilas Trippeltall svak vind0.8611
Distanseseilas Trippeltall mellomvind1.0900
Distanseseilas Trippeltall sterk vind1.2490
Pølsebane Trippeltall svak vind0.6713
Pølsebane Trippeltall mellomvind0.8756
Pølsebane Trippeltall sterk vind1.0121
Motvind Singeltall0.9941
Medvind Singeltall1.0841
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Coastal/Long Distance599.81.0004
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind603.60.9941
Predominantly Downwind553.51.0841
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore518.91.1562
Cape Doctor Coastal430.91.3925
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8611
Triple Number Coastal/Long Distance Medium1.0900
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.8756
Triple Number Windward/Leeward High1.0121
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8611
Triple Number Coastal/Long Distance Medium1.0900
Triple Number Coastal/Long Distance High1.2490
Triple Number Windward/Leeward Low0.6713
Triple Number Windward/Leeward Medium0.8756
Triple Number Windward/Leeward High1.0121
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Predominantly Upwind603.60.9941
Predominantly Downwind553.51.0841
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.81.0004
Triple Number Coastal/Long Distance Low696.80.8611
Triple Number Coastal/Long Distance Medium550.51.0900
Triple Number Coastal/Long Distance High480.41.2490
Triple Number Windward/Leeward Low893.80.6713
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1453.6983.3756.5643.0575.0530.3492.6427.8398.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low696.80.8611
Triple Number AP Medium550.51.0899
Triple Number AP High480.41.2490
Triple Number Windward/Leeward Low932.70.6433
Triple Number Windward/Leeward Medium685.20.8756
Triple Number Windward/Leeward High592.81.0121
Single Number Predominant Upwind623.00.9631
Single Number Predominant Reaching536.91.1176
Single Number Predominant Downwind571.81.0494
Predominant Upwind - Low830.70.7223
Predominant Upwind - Low/Med653.10.9187
Predominant Upwind - Medium587.91.0205
Predominant Upwind - Med/High548.01.0948
Predominant Upwind - High523.91.1453
Predominant Downwind Low835.00.7186
Predominant Downwind Low/Med629.60.9530
Predominant Downwind Medium537.91.1154
Predominant Downwind Med/High462.11.2986
Predominant Downwind High399.61.5016
Predominant Reaching Low739.10.8117
Predominant Reaching Low/Med579.31.0357
Predominant Reaching Medium508.61.1796
Predominant Reaching Med/High453.11.3243
Predominant Reaching High414.31.4484
SA/DSPL Upwind31.97SA/DSPL Downwind73.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1036.70.5788
5-Band Windward/Leeward Low/Med777.50.7718
5-Band Windward/Leeward Medium675.20.8886
5-Band Windward/Leeward Med/High606.90.9887
5-Band Windward/Leeward High553.01.0851
Windward/Leeward 60-40 Low1040.20.5768
Windward/Leeward 60-40 Low/Med786.40.7630
Windward/Leeward 60-40 Medium689.90.8697
Windward/Leeward 60-40 Med/High629.40.9532
Windward/Leeward 60-40 High585.11.0254
5-Band AP Low762.40.7870
5-Band AP Low/Med616.70.9730
5-Band AP Medium542.71.1057
5-Band AP Med/High490.61.2230
5-Band AP High452.61.3256
5-Band SF Bay Tour - Low896.70.6691
5-Band SF Bay Tour - Low/Med743.30.8073
5-Band SF Bay Tour - Medium649.10.9243
5-Band SF Bay Tour - Med/High586.21.0235
5-Band SF Bay Tour - High538.91.1133
Chicago-Mac Upwind0.9353
Chicago-Mac All Purpose0.9733
Chicago-Mac Downwind1.0049
Bayview-Mac Cove Island0.7214
Bayview-Mac Shore0.7271
Harvest Moon Regatta459.81.3049
Club Certificate2025
DupinCRO 2828
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSeascape 27MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.990Max. Beam2.534Draft1.974Displacement1,566Wetted area13.94IMS L8.020LSM07.870Acc. length7.990Sink (kg/mm) 11.34
VCGD-0.200VCGM-0.181RM Rated (kg·m) 43.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight489Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionForwardInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.050IG9.720ISP11.040MDT10.090MDL10.140MDT20.080MDL20.140TL1.860MW0.140GO0.170
E3.550J3.750BAS1.260FSD0.020SFJ0.000SPL0.000WPLTPS5.300BDMWT39.00MCG3.900
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.200Flotation Date30/04/2019
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
DupinCRO 2828
Hrvatski jedriličarski savez
Osječka 11
21000 Split
CROATIA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment11.221.491.992.663.1325.4029/09/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.100.561.082.002.873.759.90YesYes019.3629/09/2024454-2018060316500.050.540.971.892.773.609.55NoNo 17.7703/06/2018454-2018060317000.040.370.731.422.092.798.74NoNo 12.3303/06/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment112.8810.6811.787.547.50101%73.9429/09/2024
CRUISER/RACER REQUIREMENTS*
Accommodation length8.0 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity30 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.