Double HandedClub Certificate2026
Rosy MaesNED 7513
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles45.8°42.8°40.7°39.8°39.5°39.1°38.7°38.5°39.1°
Beat VMG2.042.943.574.024.334.534.644.724.68
52°3.204.455.285.866.236.456.586.686.69
60°3.434.685.506.076.416.626.756.876.90
75°3.584.845.686.246.566.786.937.147.25
90°3.594.955.906.476.786.907.017.337.59
110°3.625.025.996.566.907.167.407.687.87
120°3.464.855.856.486.857.147.427.978.22
135°3.014.365.396.186.656.987.277.928.45
150°2.503.724.775.636.286.707.007.608.23
Run VMG2.173.234.134.915.596.136.557.127.71
Gybe Angles142.9°147.1°151.6°155.0°161.5°168.2°176.8°178.6°177.7°
APH ToD:631.8CDL: 7.474APH ToT: 0.9497CertNo:21615
BOAT
ClassStadt 34DesignerVD STADTBuilderMareus MarineAge date01/1989Series date01/1989Offset fileVdS34-NED7513.offData fileNED7513
HULL
Length Overall10.250 mMaximum Beam3.272 mDraft2.115 mDisplacement6,444 kgDLR10.3880IMS DivisionCruiser/RacerDynamic Allowance0.680%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight120 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.5632.04Headsail Luffed23.5723.57Headsail FlyingSymmetric70.8370.83Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.76Storm Jib7.64Heavy Weather Jib20.63
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 115.1 kg·m Stability Index 126.2
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  04310004KRS Issued on 10/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Rosy MaesNED 7513
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1760.81223.71007.3896.2832.1794.3775.6763.3768.9
52°1125.4808.2682.4614.2577.8558.3547.2539.2537.8
60°1050.9769.1654.4593.3561.8544.1533.5524.3521.4
75°1004.2743.6633.7577.4548.4531.1519.2503.9496.5
90°1002.7727.0610.4556.6531.3521.4513.3491.1474.6
110°993.9717.1600.6548.5521.8502.8486.4468.5457.7
120°1039.3742.7615.8555.4525.4504.5485.4451.6437.9
135°1195.1825.1668.5582.9541.0516.1495.3454.8425.8
150°1437.4966.6755.3639.5572.9537.2514.3473.4437.6
Run VMG1659.81116.1871.0733.9643.9586.8549.7505.5467.2
Selected Courses
Windward / Leeward1710.31169.9939.2815.1738.0690.6662.6634.4618.1
All purpose1291.9904.2740.9655.7607.7579.6561.7538.6525.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward772.90.7763
All purpose631.80.9497
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6675
Downwind "popa"0.8388
70% up, 30% down "Ilhabela"0.7110
30% up, 70% down "Ilhabela-inverso"0.7788
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Predominantly Upwind688.20.8718
Predominantly Downwind636.30.9430
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP656.90.9134 Predom. Rc High514.01.1674 5B SF Bay L/M860.50.6973 TriNum AP Low822.60.7294 Predom. Dn Low993.20.6041 5B SF Bay Med730.90.8209 TriNum AP Med627.90.9556 Predom. Dn L/M722.80.8301 5B SF Bay M/H656.40.9141 TriNum AP High557.51.0762 Predom. Dn Med611.60.9810 5B SF Bay High626.80.9572 TriNum W/L Low1107.70.5417 Predom. Dn M/H546.51.0978 5B AP Low916.20.6549 TriNum W/L Med768.60.7806 Predom. Dn High511.91.1720 5B AP L/M715.30.8389 TriNum W/L Hig659.00.9105 ChiMac Up Low884.80.6781 5B AP Med618.30.9705 Predom. Upwind718.70.8348 ChiMac Up Med792.00.7576 5B AP M/H564.71.0625 Predom. Reaching631.10.9508 ChiMac Up High684.40.8767 5B AP High540.31.1105 Predom. Downwind667.10.8994 ChiMac Off Low847.80.7077 5B W/L Low1247.30.4810 Predom. Up Low1015.20.5910 ChiMac Off Med744.90.8055 5B W/L L/M899.70.6669 Predom. Up L/M762.90.7865 ChiMac Off High624.20.9613 5B W/L Med753.40.7964 Predom. Up Med664.60.9029 ChiMac AP Low861.80.6962 5B W/L M/H668.90.8970 Predom. Up M/H613.10.9787 ChiMac AP Med765.20.7841 5B W/L High636.40.9427 Predom. Up High593.51.0109 ChiMac AP High652.30.9198 W/L 60-40 Low1258.60.4767 Predom. Rc Low891.00.6734 BayMac Cove Island994.50.6033 W/L 60-40 L/M914.60.6560 Predom. Rc L/M669.80.8958 BayMac Shore986.70.6081 W/L 60-40 Med772.00.7772 Predom. Rc Med585.11.0254 Harvest Moon555.51.0801 W/L 60-40 M/H691.40.8678 Predom. Rc M/H539.61.1119 5B SF Bay Low1049.40.5718 W/L 60-40 High662.40.9058      SA/DSPL Up15.82SA/DSPL Dn29.39
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance687.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating687.00.8734
FinRating, kevyt tuuli1229.90.8131
FinRating, kova tuuli544.10.9190
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8734
Triple Number Coastal/Long Distance Low0.7294
Triple Number Coastal/Long Distance Medium0.9557
Triple Number Coastal/Long Distance High1.0762
Triple Number Windward/Leeward Low0.5690
Triple Number Windward/Leeward Medium0.7806
Triple Number Windward/Leeward High0.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
For information
General Purpose Handicap (GPH)711.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Saronikos S All Purpose730.20.8217
Saronikos S Upwind830.80.7222
Saronikos S Downwind607.10.9883
Saronikos N All Purpose761.70.7877
Saronikos N Upwind864.80.6938
Saronikos N Downwind663.00.9050
Saronikos SW All Purpose740.50.8103
Saronikos SW Upwind857.20.7000
Saronikos SW Downwind620.10.9675
Saronikos NE All Purpose791.70.7578
Saronikos NE Upwind812.20.7388
Saronikos NE Downwind748.60.8015
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose656.90.9134
5-Band All Purpose Low999.20.6005
5-Band All Purpose L/M740.10.8107
5-Band All Purpose Med636.60.9425
5-Band All Purpose M/H579.31.0358
5-Band All Purpose High552.41.0861
Single Number Predominant Upwind687.20.8730
Single Number Predominant Reaching604.60.9923
Single Number Predominant Downwind636.50.9426
5-Band 50-50 Windward/Leeward Low1247.30.4810
5-Band 50-50 Windward/Leeward L/M899.70.6669
5-Band 50-50 Windward/Leeward Med753.40.7964
5-Band 50-50 Windward/Leeward M/H668.90.8970
5-Band 50-50 Windward/Leeward High636.40.9427
5-Band 60-40 Windward/Leeward Low1258.60.4767
5-Band 60-40 Windward/Leeward L/M914.60.6560
5-Band 60-40 Windward/Leeward Med772.00.7772
5-Band 60-40 Windward/Leeward M/H691.40.8678
5-Band 60-40 Windward/Leeward High662.40.9058
Triple Number 50-50 Windward/Leeward Low1107.70.5417
Triple Number 50-50 Windward/Leeward Med768.70.7805
Triple Number 50-50 Windward/Leeward High659.00.9105
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward791.40.7581
Triple Number 60-40 Windward/Leeward Low1120.00.5357
Triple Number 60-40 Windward/Leeward Med786.70.7627
Triple Number 60-40 Windward/Leeward High682.30.8793
Triple Number All-Purpose Low894.30.6709
Triple Number All-Purpose Med646.90.9275
Triple Number All-Purpose High571.51.0499
Triple Number Predominant Upwind Low920.00.6521
Triple Number Predominant Upwind Med677.80.8853
Triple Number Predominant Upwind High612.80.9790
Triple Number Predominant Reaching Low806.60.7439
Triple Number Predominant Reaching Med603.40.9944
Triple Number Predominant Reaching High523.51.1461
Triple Number Predominant Downwind Low884.00.6787
Triple Number Predominant Downwind Med622.10.9645
Triple Number Predominant Downwind High526.41.1399
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low822.6
Triple Number Coastal/Long Distance Medium627.8
Triple Number Coastal/Long Distance High557.5
Triple Number Windward/Leeward Low1054.5
Triple Number Windward/Leeward Medium768.6
Triple Number Windward/Leeward High659.0
Predominantly Upwind688.2
Predominantly Downwind636.3
Predominantly Reaching613.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7294
Triple Number Coastal/Long Distance Medium0.9557
Triple Number Coastal/Long Distance High1.0762
Triple Number Windward/Leeward Low0.5690
Triple Number Windward/Leeward Medium0.7806
Triple Number Windward/Leeward High0.9105
Coastal/Long Distance0.8734
Predominantly Upwind0.8718
Predominantly Downwind0.9430
For information
General Purpose Handicap (GPH)711.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9497
Distanseseilas Trippeltall svak vind0.7294
Distanseseilas Trippeltall mellomvind0.9557
Distanseseilas Trippeltall sterk vind1.0762
Pølsebane Trippeltall svak vind0.5690
Pølsebane Trippeltall mellomvind0.7806
Pølsebane Trippeltall sterk vind0.9105
Motvind Singeltall0.8718
Medvind Singeltall0.9430
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Coastal/Long Distance687.00.8734
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind688.20.8718
Predominantly Downwind636.30.9430
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore623.00.9631
Cape Doctor Coastal529.31.1337
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7294
Triple Number Coastal/Long Distance Medium0.9557
Triple Number Coastal/Long Distance High1.0762
Triple Number Windward/Leeward Low0.5690
Triple Number Windward/Leeward Medium0.7806
Triple Number Windward/Leeward High0.9105
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7294
Triple Number Coastal/Long Distance Medium0.9557
Triple Number Coastal/Long Distance High1.0762
Triple Number Windward/Leeward Low0.5690
Triple Number Windward/Leeward Medium0.7806
Triple Number Windward/Leeward High0.9105
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Predominantly Upwind688.20.8718
Predominantly Downwind636.30.9430
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.00.8734
Triple Number Coastal/Long Distance Low822.60.7294
Triple Number Coastal/Long Distance Medium627.80.9557
Triple Number Coastal/Long Distance High557.51.0762
Triple Number Windward/Leeward Low1054.50.5690
Triple Number Windward/Leeward Medium768.60.7806
Triple Number Windward/Leeward High659.00.9105
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.21164.5883.2736.1648.4601.2568.0516.4502.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP656.90.9134 Predom. Dn High511.91.1720 5B AP M/H564.71.0625 TriNum AP Low822.60.7294 Predom. Rc Low891.00.6734 5B AP High540.31.1105 TriNum AP Med627.90.9556 Predom. Rc L/M669.80.8958 5B SF Bay Low1049.40.5718 TriNum AP High557.51.0762 Predom. Rc Med585.11.0254 5B SF Bay L/M860.50.6973 TriNum W/L Low1107.70.5417 Predom. Rc M/H539.61.1119 5B SF Bay Med730.90.8209 TriNum W/L Med768.60.7806 Predom. Rc High514.01.1674 5B SF Bay M/H656.40.9141 TriNum W/L Hig659.00.9105 5B W/L Low1247.30.4810 5B SF Bay High626.80.9572 Predom. Upwind718.70.8348 5B W/L L/M899.70.6669 ChiMac Up Low884.80.6781 Predom. Reaching631.10.9508 5B W/L Med753.40.7964 ChiMac Up Med792.00.7576 Predom. Downwind667.10.8994 5B W/L M/H668.90.8970 ChiMac Up High684.40.8767 Predom. Up Low1015.20.5910 5B W/L High636.40.9427 ChiMac Off Low847.80.7077 Predom. Up L/M762.90.7865 W/L 60-40 Low1258.60.4767 ChiMac Off Med744.90.8055 Predom. Up Med664.60.9029 W/L 60-40 L/M914.60.6560 ChiMac Off High624.20.9613 Predom. Up M/H613.10.9787 W/L 60-40 Med772.00.7772 ChiMac AP Low861.80.6962 Predom. Up High593.51.0109 W/L 60-40 M/H691.40.8678 ChiMac AP Med765.20.7841 Predom. Dn Low993.20.6041 W/L 60-40 High662.40.9058 ChiMac AP High652.30.9198 Predom. Dn L/M722.80.8301 5B AP Low916.20.6549 BayMac Cove Island994.50.6033 Predom. Dn Med611.60.9810 5B AP L/M715.30.8389 BayMac Shore986.70.6081 Predom. Dn M/H546.51.0978 5B AP Med618.30.9705 Harvest Moon555.51.0801      SA/DSPL Up15.82SA/DSPL Dn29.39
ORC Ref  04310004KRS Issued on 10/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Rosy MaesNED 7513
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassStadt 34Measurement01/01/2016HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.250Maximum beam3.272Draft2.115Displacement6,444Wetted area24.69IMS L8.508LSM08.528Accomod. length10.250Sink (kg/mm) 17.19
VCGD-0.073VCGM-0.055 RM Rated (kg·m) 115.1Limit of positive stability(°) 120.5 Stability Index 126.2 BLR index 0.0000Default crew weight170 Declared crew weight 120
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.410PBW0.000PIPA0.0082
APH0.000APT0.000APB0.000
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingYesBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.390IG12.360ISP12.610MDT10.120MDL10.180MDT20.000MDL20.000TLTaperMW0.000GO0.000
E4.500J3.790BAS1.660FSDNo FoilSFJ0.000SPL3.570WPLTPS3.790BD0.000MWTMCG
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2016
SFFP0.400FFM1.237FF1.238LCFcl5.837SG1.0240
SAFP9.550FAM0.805FA0.805LCFsh6.066HBI1.015
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004KRS Issued on 10/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Rosy MaesNED 7513
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20240.160.831.502.683.6831.56
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20260.080.541.021.922.843.7612.28YesNo 23.57
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment112.5112.5112.516.826.6970.8301/03/2017
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.2 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity84 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity54 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004KRS Issued on 10/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org