Club Certificate2025
Shield MaidenEST 780
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 Angles43.8°43.8°41.2°39.7°38.6°37.9°37.6°37.5°38.2°
Beat VMG2.363.284.014.544.885.045.135.195.16
52°3.715.025.966.586.927.097.177.257.27
60°3.955.296.226.787.107.287.377.467.50
75°4.095.476.406.947.267.487.637.817.91
90°3.995.436.477.077.367.547.768.118.32
110°3.975.466.567.187.567.868.128.458.72
120°3.815.266.377.087.507.868.208.819.21
135°3.344.695.826.707.247.638.018.789.82
150°2.703.925.046.016.787.277.638.359.20
Run VMG2.343.404.375.215.986.587.057.758.42
Gybe Angles145.1°145.1°150.1°152.1°158.5°165.5°172.7°177.7°177.2°
APH ToD:574.8CDL: 9.024APH ToT: 1.0439CertNo:
BOAT
ClassEnter 360DesignerLindqvist BerntBuilderEnter YachtsAge date01/1999Series date01/1999Offset fileenter360.offData fileEST780
HULL
Length Overall10.850 mMaximum Beam3.160 mDraft1.963 mDisplacement5,485 kgDLR5.9671IMS DivisionCruiser/RacerDynamic Allowance0.300%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFeathering 3 bladesDiameter0.406m
CREW
Maximum weight620 kg(declared)Minimum weight490 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.4135.01Headsail Luffed26.6326.63Headsail FlyingSymmetric76.5776.57Asymmetric
STORM SAIL AREAS (m²)
Trysail10.24Storm Jib8.15Heavy Weather Jib22.00
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Weighted dspl
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
Shield MaidenEST 780
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 VMG1525.41099.1898.3793.5738.1714.1702.1693.4697.7
52°969.4717.7604.2547.1519.9507.6501.9496.4495.2
60°910.5680.0578.9530.8506.9494.8488.6482.4480.2
75°879.2658.2562.5518.8496.2481.6471.5460.9455.4
90°901.6663.0556.3509.4488.8477.7463.9443.8432.6
110°906.3659.7548.5501.4476.5457.7443.2426.3413.0
120°944.8684.6564.8508.7480.0458.2439.1408.9391.1
135°1077.9768.2618.9537.5497.2471.8449.7409.9366.6
150°1331.8917.6713.9599.0530.9495.5471.8430.9391.5
Run VMG1538.81059.5824.2690.5602.5547.0510.4464.5427.6
Selected Courses
Windward / Leeward1530.91079.3861.2742.0670.3630.6606.2579.0562.7
All purpose1151.4827.1674.3595.5552.0528.0511.7490.5475.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward705.30.8508
All purpose574.81.0439
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7449
Downwind "popa"0.8939
70% up, 30% down "Ilhabela"0.7841
30% up, 70% down "Ilhabela-inverso"0.8433
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Predominantly Upwind621.70.9650
Predominantly Downwind585.11.0254
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low750.70.7992
Triple Number AP Medium570.71.0513
Triple Number AP High507.81.1815
Triple Number Windward/Leeward Low1014.50.5914
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Single Number Predominant Upwind648.00.9259
Single Number Predominant Reaching574.51.0444
Single Number Predominant Downwind612.40.9797
Predominant Upwind - Low908.50.6605
Predominant Upwind - Low/Med687.10.8733
Predominant Upwind - Medium599.91.0002
Predominant Upwind - Med/High557.61.0760
Predominant Upwind - High540.71.1096
Predominant Downwind Low913.00.6572
Predominant Downwind Low/Med667.30.8992
Predominant Downwind Medium562.41.0668
Predominant Downwind Med/High500.11.1997
Predominant Downwind High465.41.2891
Predominant Reaching Low808.30.7423
Predominant Reaching Low/Med611.30.9815
Predominant Reaching Medium534.11.1233
Predominant Reaching Med/High491.31.2213
Predominant Reaching High466.31.2869
SA/DSPL Upwind19.52SA/DSPL Downwind35.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1138.00.5272
5-Band Windward/Leeward Low/Med823.10.7289
5-Band Windward/Leeward Medium686.20.8744
5-Band Windward/Leeward Med/High611.10.9818
5-Band Windward/Leeward High580.91.0330
Windward/Leeward 60-40 Low1141.50.5256
Windward/Leeward 60-40 Low/Med832.00.7212
Windward/Leeward 60-40 Medium699.70.8575
Windward/Leeward 60-40 Med/High630.00.9523
Windward/Leeward 60-40 High603.80.9937
5-Band AP Low831.80.7213
5-Band AP Low/Med651.00.9217
5-Band AP Medium562.01.0675
5-Band AP Med/High514.31.1667
5-Band AP High491.61.2204
5-Band SF Bay Tour - Low977.30.6140
5-Band SF Bay Tour - Low/Med786.80.7626
5-Band SF Bay Tour - Medium663.40.9045
5-Band SF Bay Tour - Med/High597.91.0035
5-Band SF Bay Tour - High570.41.0518
Chicago-Mac Upwind0.8960
Chicago-Mac All Purpose0.9223
Chicago-Mac Downwind0.9426
Bayview-Mac Cove Island0.6665
Bayview-Mac Shore0.6717
Harvest Moon Regatta500.01.1999
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance625.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating625.90.9586
FinRating, kevyt tuuli1117.70.8947
FinRating, kova tuuli494.91.0104
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9586
Triple Number Coastal/Long Distance Low0.7992
Triple Number Coastal/Long Distance Medium1.0514
Triple Number Coastal/Long Distance High1.1815
Triple Number Windward/Leeward Low0.6184
Triple Number Windward/Leeward Medium0.8569
Triple Number Windward/Leeward High0.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
For information
General Purpose Handicap (GPH)647.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low750.8
Triple Number Coastal/Long Distance Medium570.7
Triple Number Coastal/Long Distance High507.8
Triple Number Windward/Leeward Low970.2
Triple Number Windward/Leeward Medium700.2
Triple Number Windward/Leeward High602.1
Predominantly Upwind621.7
Predominantly Downwind585.1
Predominantly Reaching561.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7992
Triple Number Coastal/Long Distance Medium1.0514
Triple Number Coastal/Long Distance High1.1815
Triple Number Windward/Leeward Low0.6184
Triple Number Windward/Leeward Medium0.8569
Triple Number Windward/Leeward High0.9965
Coastal/Long Distance0.9586
Predominantly Upwind0.9650
Predominantly Downwind1.0254
For information
General Purpose Handicap (GPH)647.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0439
Distanseseilas Trippeltall svak vind0.7992
Distanseseilas Trippeltall mellomvind1.0514
Distanseseilas Trippeltall sterk vind1.1815
Pølsebane Trippeltall svak vind0.6184
Pølsebane Trippeltall mellomvind0.8569
Pølsebane Trippeltall sterk vind0.9965
Motvind Singeltall0.9650
Medvind Singeltall1.0254
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Coastal/Long Distance625.90.9586
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind621.70.9650
Predominantly Downwind585.11.0254
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore567.51.0572
Cape Doctor Coastal480.21.2496
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7992
Triple Number Coastal/Long Distance Medium1.0514
Triple Number Coastal/Long Distance High1.1815
Triple Number Windward/Leeward Low0.6184
Triple Number Windward/Leeward Medium0.8569
Triple Number Windward/Leeward High0.9965
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7992
Triple Number Coastal/Long Distance Medium1.0514
Triple Number Coastal/Long Distance High1.1815
Triple Number Windward/Leeward Low0.6184
Triple Number Windward/Leeward Medium0.8569
Triple Number Windward/Leeward High0.9965
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Predominantly Upwind621.70.9650
Predominantly Downwind585.11.0254
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance625.90.9586
Triple Number Coastal/Long Distance Low750.80.7992
Triple Number Coastal/Long Distance Medium570.71.0514
Triple Number Coastal/Long Distance High507.81.1815
Triple Number Windward/Leeward Low970.20.6184
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1628.01077.3809.7669.7588.3547.7517.3470.4456.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low750.70.7992
Triple Number AP Medium570.71.0513
Triple Number AP High507.81.1815
Triple Number Windward/Leeward Low1014.50.5914
Triple Number Windward/Leeward Medium700.20.8569
Triple Number Windward/Leeward High602.10.9965
Single Number Predominant Upwind648.00.9259
Single Number Predominant Reaching574.51.0444
Single Number Predominant Downwind612.40.9797
Predominant Upwind - Low908.50.6605
Predominant Upwind - Low/Med687.10.8733
Predominant Upwind - Medium599.91.0002
Predominant Upwind - Med/High557.61.0760
Predominant Upwind - High540.71.1096
Predominant Downwind Low913.00.6572
Predominant Downwind Low/Med667.30.8992
Predominant Downwind Medium562.41.0668
Predominant Downwind Med/High500.11.1997
Predominant Downwind High465.41.2891
Predominant Reaching Low808.30.7423
Predominant Reaching Low/Med611.30.9815
Predominant Reaching Medium534.11.1233
Predominant Reaching Med/High491.31.2213
Predominant Reaching High466.31.2869
SA/DSPL Upwind19.52SA/DSPL Downwind35.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1138.00.5272
5-Band Windward/Leeward Low/Med823.10.7289
5-Band Windward/Leeward Medium686.20.8744
5-Band Windward/Leeward Med/High611.10.9818
5-Band Windward/Leeward High580.91.0330
Windward/Leeward 60-40 Low1141.50.5256
Windward/Leeward 60-40 Low/Med832.00.7212
Windward/Leeward 60-40 Medium699.70.8575
Windward/Leeward 60-40 Med/High630.00.9523
Windward/Leeward 60-40 High603.80.9937
5-Band AP Low831.80.7213
5-Band AP Low/Med651.00.9217
5-Band AP Medium562.01.0675
5-Band AP Med/High514.31.1667
5-Band AP High491.61.2204
5-Band SF Bay Tour - Low977.30.6140
5-Band SF Bay Tour - Low/Med786.80.7626
5-Band SF Bay Tour - Medium663.40.9045
5-Band SF Bay Tour - Med/High597.91.0035
5-Band SF Bay Tour - High570.41.0518
Chicago-Mac Upwind0.8960
Chicago-Mac All Purpose0.9223
Chicago-Mac Downwind0.9426
Bayview-Mac Cove Island0.6665
Bayview-Mac Shore0.6717
Harvest Moon Regatta500.01.1999
Club Certificate2025
Shield MaidenEST 780
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassEnter 360Measurement03/07/2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.850Max. Beam3.160Draft1.963Displacement5,485Wetted area23.84IMS L9.861LSM09.722Acc. length10.270Sink (kg/mm) 18.32
VCGD0.188VCGM0.052RM Rated (kg·m) 99.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight661Declared crew weight620
PROPELLER
Propeller TypeFeathering 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.406PBWPIPA0.0036
EDL1.570ST10.042ST2
ST3ST40.110ST50.320
RIG
Forestay tensionAftInner stayMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P13.200IG12.764ISP12.785MDT10.117MDL10.170MDT2MDL2TLMWGO
E4.430J3.660BAS1.414FSDSFJ0.274SPL3.810WPLTPSBD0.143MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date03/07/2022
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Shield MaidenEST 780
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.150.911.642.783.7134.4113/06/2023202310.130.841.592.763.6633.9203/07/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.070.571.082.133.234.3412.32NoNo 26.6307/06/2023202310.060.480.961.912.853.8012.36YesNo 23.5803/07/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment112.3412.3212.337.636.7476.5703/07/2022
CRUISER/RACER REQUIREMENTS*
Accommodation length10.3 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity86 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity56 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.