Club Certificate2026
SEABIRDEST 337
Eesti Purjetamise Liit
Masti 16
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 Angles46.5°43.8°41.5°39.9°38.5°37.8°37.6°38.0°39.1°
Beat VMG2.203.173.884.404.744.904.974.974.87
52°3.464.865.786.386.716.896.967.016.99
60°3.725.126.036.576.887.077.177.257.25
75°3.915.296.216.727.047.287.467.657.74
90°3.785.176.176.807.127.347.598.008.24
110°3.685.206.306.927.337.697.998.418.76
120°3.535.026.136.837.287.688.088.889.49
135°3.084.495.606.487.027.437.868.8510.33
150°2.533.784.875.836.587.057.448.269.41
Run VMG2.193.274.225.065.806.386.847.568.33
Gybe Angles142.9°146.2°150.1°151.9°158.8°165.3°171.8°175.9°166.9°
APH ToD:592.6CDL: 8.368APH ToT: 1.0125CertNo:116/21
BOAT
ClassFirst 31.7DesignerFarrBuilderBeneteau S.A.Age date05/2003Series date02/1998Offset fileFIRST317-EST337.offData fileEST337
HULL
Length Overall9.610 mMaximum Beam3.212 mDraft1.925 mDisplacement3,726 kgDLR5.2765IMS DivisionCruiser/RacerDynamic Allowance0.300%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight500 kg(declared)Minimum weight370 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail24.9325.46Headsail Luffed27.4927.49Headsail FlyingSymmetric66.9266.92Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail7.34Storm Jib6.99Heavy Weather Jib18.86
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 79.9 kg·m Stability Index 111.6
COMMENTS
ex. Evelyn II
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  04340004RS9 Issued on 02/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
SEABIRDEST 337
Eesti Purjetamise Liit
Masti 16
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 VMG1636.51135.4927.0818.8759.4734.6724.9724.1738.9
52°1040.3741.3622.3564.6536.1522.6517.1513.4515.4
60°966.8702.5596.6547.8523.1509.3502.3496.9496.9
75°921.5680.3580.1535.6511.6494.8482.4470.4465.1
90°953.3696.1583.1529.8505.4490.7474.0449.8436.9
110°978.2691.7571.6519.9491.1468.1450.3428.2410.8
120°1019.0717.3587.7527.1494.8468.5445.3405.2379.5
135°1169.7802.0642.8555.3513.0484.2458.2407.0348.6
150°1424.2952.8738.8617.6546.9510.4483.7435.7382.7
Run VMG1644.61100.2853.0712.1620.3563.9526.6476.0432.2
Selected Courses
Windward / Leeward1640.61117.8890.0765.5689.9649.2625.8600.0585.5
All purpose1234.1858.9698.2615.2568.8542.7525.2502.1485.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward727.40.8249
All purpose592.61.0125
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7211
Downwind "popa"0.8656
70% up, 30% down "Ilhabela"0.7591
30% up, 70% down "Ilhabela-inverso"0.8165
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Predominantly Upwind641.50.9353
Predominantly Downwind603.90.9936
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP618.00.9709 Predom. Rc High474.21.2653 5B SF Bay L/M809.70.7410 TriNum AP Low778.50.7707 Predom. Dn Low959.20.6255 5B SF Bay Med683.50.8778 TriNum AP Med588.61.0194 Predom. Dn L/M691.00.8683 5B SF Bay M/H616.10.9738 TriNum AP High520.91.1518 Predom. Dn Med579.91.0346 5B SF Bay High589.21.0183 TriNum W/L Low1055.10.5687 Predom. Dn M/H513.01.1697 5B AP Low872.40.6877 TriNum W/L Med721.60.8315 Predom. Dn High473.11.2681 5B AP L/M673.50.8909 TriNum W/L Hig622.00.9646 ChiMac Up Low827.00.7255 5B AP Med579.31.0357 Predom. Upwind671.10.8941 ChiMac Up Med739.30.8116 5B AP M/H527.91.1365 Predom. Reaching594.71.0089 ChiMac Up High638.70.9394 5B AP High503.31.1922 Predom. Downwind633.90.9465 ChiMac Off Low814.90.7363 5B W/L Low1191.60.5035 Predom. Up Low951.80.6304 ChiMac Off Med712.00.8427 5B W/L L/M850.10.7058 Predom. Up L/M710.30.8447 ChiMac Off High590.81.0155 5B W/L Med707.10.8486 Predom. Up Med618.40.9702 ChiMac AP Low817.00.7344 5B W/L M/H630.80.9512 Predom. Up M/H574.21.0450 ChiMac AP Med722.90.8300 5B W/L High602.00.9967 Predom. Up High558.01.0752 ChiMac AP High613.10.9787 W/L 60-40 Low1195.00.5021 Predom. Rc Low849.50.7063 BayMac Cove Island945.20.6348 W/L 60-40 L/M859.00.6984 Predom. Rc L/M634.20.9461 BayMac Shore937.20.6402 W/L 60-40 Med720.90.8323 Predom. Rc Med551.21.0886 Harvest Moon519.91.1542 W/L 60-40 M/H650.50.9224 Predom. Rc M/H503.41.1919 5B SF Bay Low996.00.6024 W/L 60-40 High626.90.9570      SA/DSPL Up21.72SA/DSPL Dn38.05
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance645.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating645.10.9301
FinRating, kevyt tuuli1176.20.8502
FinRating, kova tuuli505.80.9886
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9301
Triple Number Coastal/Long Distance Low0.7707
Triple Number Coastal/Long Distance Medium1.0195
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5977
Triple Number Windward/Leeward Medium0.8315
Triple Number Windward/Leeward High0.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
For information
General Purpose Handicap (GPH)668.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Saronikos S All Purpose679.80.8826
Saronikos S Upwind767.60.7817
Saronikos S Downwind578.51.0372
Saronikos N All Purpose716.70.8371
Saronikos N Upwind804.90.7455
Saronikos N Downwind637.00.9419
Saronikos SW All Purpose689.00.8708
Saronikos SW Upwind794.20.7555
Saronikos SW Downwind588.81.0190
Saronikos NE All Purpose748.90.8012
Saronikos NE Upwind757.70.7919
Saronikos NE Downwind722.90.8300
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose618.00.9709
5-Band All Purpose Low951.10.6308
5-Band All Purpose L/M698.50.8589
5-Band All Purpose Med598.11.0032
5-Band All Purpose M/H542.91.1052
5-Band All Purpose High515.21.1647
Single Number Predominant Upwind640.10.9374
Single Number Predominant Reaching569.81.0529
Single Number Predominant Downwind604.60.9923
5-Band 50-50 Windward/Leeward Low1191.60.5035
5-Band 50-50 Windward/Leeward L/M850.10.7058
5-Band 50-50 Windward/Leeward Med707.10.8486
5-Band 50-50 Windward/Leeward M/H630.80.9512
5-Band 50-50 Windward/Leeward High602.00.9967
5-Band 60-40 Windward/Leeward Low1195.00.5021
5-Band 60-40 Windward/Leeward L/M859.00.6984
5-Band 60-40 Windward/Leeward Med720.90.8323
5-Band 60-40 Windward/Leeward M/H650.50.9224
5-Band 60-40 Windward/Leeward High626.90.9570
Triple Number 50-50 Windward/Leeward Low1055.10.5687
Triple Number 50-50 Windward/Leeward Med721.70.8314
Triple Number 50-50 Windward/Leeward High622.00.9646
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward741.20.8095
Triple Number 60-40 Windward/Leeward Low1060.30.5659
Triple Number 60-40 Windward/Leeward Med734.80.8166
Triple Number 60-40 Windward/Leeward High643.00.9331
Triple Number All-Purpose Low849.20.7065
Triple Number All-Purpose Med608.00.9868
Triple Number All-Purpose High535.11.1212
Triple Number Predominant Upwind Low862.10.6960
Triple Number Predominant Upwind Med630.40.9518
Triple Number Predominant Upwind High574.81.0438
Triple Number Predominant Reaching Low766.90.7824
Triple Number Predominant Reaching Med568.21.0560
Triple Number Predominant Reaching High486.91.2323
Triple Number Predominant Downwind Low850.40.7056
Triple Number Predominant Downwind Med591.91.0137
Triple Number Predominant Downwind High492.61.2180
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low778.5
Triple Number Coastal/Long Distance Medium588.5
Triple Number Coastal/Long Distance High520.9
Triple Number Windward/Leeward Low1003.8
Triple Number Windward/Leeward Medium721.6
Triple Number Windward/Leeward High622.0
Predominantly Upwind641.5
Predominantly Downwind603.9
Predominantly Reaching579.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7707
Triple Number Coastal/Long Distance Medium1.0195
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5977
Triple Number Windward/Leeward Medium0.8315
Triple Number Windward/Leeward High0.9646
Coastal/Long Distance0.9301
Predominantly Upwind0.9353
Predominantly Downwind0.9936
For information
General Purpose Handicap (GPH)668.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0125
Distanseseilas Trippeltall svak vind0.7707
Distanseseilas Trippeltall mellomvind1.0195
Distanseseilas Trippeltall sterk vind1.1518
Pølsebane Trippeltall svak vind0.5977
Pølsebane Trippeltall mellomvind0.8315
Pølsebane Trippeltall sterk vind0.9646
Motvind Singeltall0.9353
Medvind Singeltall0.9936
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Coastal/Long Distance645.10.9301
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind641.50.9353
Predominantly Downwind603.90.9936
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore589.91.0171
Cape Doctor Coastal490.61.2231
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7707
Triple Number Coastal/Long Distance Medium1.0195
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5977
Triple Number Windward/Leeward Medium0.8315
Triple Number Windward/Leeward High0.9646
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7707
Triple Number Coastal/Long Distance Medium1.0195
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5977
Triple Number Windward/Leeward Medium0.8315
Triple Number Windward/Leeward High0.9646
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Predominantly Upwind641.50.9353
Predominantly Downwind603.90.9936
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance645.10.9301
Triple Number Coastal/Long Distance Low778.50.7707
Triple Number Coastal/Long Distance Medium588.51.0195
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1003.80.5977
Triple Number Windward/Leeward Medium721.60.8315
Triple Number Windward/Leeward High622.00.9646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1641.01116.1837.3691.4606.1563.1530.8479.1461.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP618.00.9709 Predom. Dn High473.11.2681 5B AP M/H527.91.1365 TriNum AP Low778.50.7707 Predom. Rc Low849.50.7063 5B AP High503.31.1922 TriNum AP Med588.61.0194 Predom. Rc L/M634.20.9461 5B SF Bay Low996.00.6024 TriNum AP High520.91.1518 Predom. Rc Med551.21.0886 5B SF Bay L/M809.70.7410 TriNum W/L Low1055.10.5687 Predom. Rc M/H503.41.1919 5B SF Bay Med683.50.8778 TriNum W/L Med721.60.8315 Predom. Rc High474.21.2653 5B SF Bay M/H616.10.9738 TriNum W/L Hig622.00.9646 5B W/L Low1191.60.5035 5B SF Bay High589.21.0183 Predom. Upwind671.10.8941 5B W/L L/M850.10.7058 ChiMac Up Low827.00.7255 Predom. Reaching594.71.0089 5B W/L Med707.10.8486 ChiMac Up Med739.30.8116 Predom. Downwind633.90.9465 5B W/L M/H630.80.9512 ChiMac Up High638.70.9394 Predom. Up Low951.80.6304 5B W/L High602.00.9967 ChiMac Off Low814.90.7363 Predom. Up L/M710.30.8447 W/L 60-40 Low1195.00.5021 ChiMac Off Med712.00.8427 Predom. Up Med618.40.9702 W/L 60-40 L/M859.00.6984 ChiMac Off High590.81.0155 Predom. Up M/H574.21.0450 W/L 60-40 Med720.90.8323 ChiMac AP Low817.00.7344 Predom. Up High558.01.0752 W/L 60-40 M/H650.50.9224 ChiMac AP Med722.90.8300 Predom. Dn Low959.20.6255 W/L 60-40 High626.90.9570 ChiMac AP High613.10.9787 Predom. Dn L/M691.00.8683 5B AP Low872.40.6877 BayMac Cove Island945.20.6348 Predom. Dn Med579.91.0346 5B AP L/M673.50.8909 BayMac Shore937.20.6402 Predom. Dn M/H513.01.1697 5B AP Med579.31.0357 Harvest Moon519.91.1542      SA/DSPL Up21.72SA/DSPL Dn38.05
ORC Ref  04340004RS9 Issued on 02/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
SEABIRDEST 337
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 31.7Measurement12/04/2010HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.610Maximum beam3.212Draft1.925Displacement3,726Wetted area20.47IMS L9.003LSM08.904Accomod. length9.610Sink (kg/mm) 15.72
VCGD0.121VCGM0.081 RM Rated (kg·m) 79.9Limit of positive stability(°) 113.3 Stability Index 111.6 BLR index 0.0000Default crew weight583 Declared crew weight 500
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBWPIPA0.0031
EDL2.550ST10.047ST20.175
ST30.175ST40.096ST50.305
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P10.780IG11.750ISP11.790MDT10.101MDL10.156MDT20.101MDL20.156TLMW0.156GO0.176
E3.890J3.490BAS1.712FSD0.026SFJ0.050SPL3.570WPLTPSBD0.108MWTMCG4.500
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/04/2023
SFFP0.303FFM1.177FF1.184LCFcl5.324SG1.0050
SAFP8.732FAM0.959FA0.962LCFsh5.557HBI1.066
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04340004RS9 Issued on 02/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
SEABIRDEST 337
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1a0.160.801.462.503.2724.93
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment40.080.161.192.403.654.9611.50NoNo 27.49
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment311.8111.8111.816.856.6066.9211/04/2022211.6611.6611.666.226.0260.05
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.6 mTable area0.44 m²Headroom1.67 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity72 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity42 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04340004RS9 Issued on 02/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org