Non Spin/HSFClub Certificate2025
Rowdy-DowNED 8897
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 Angles42.6°42.6°40.4°38.5°37.4°36.8°36.6°37.1°38.4°
Beat VMG2.613.584.334.835.065.175.245.315.24
52°4.075.426.336.837.057.167.237.317.33
60°4.325.696.536.987.217.337.417.517.54
75°4.495.866.677.107.377.577.697.867.94
90°4.355.746.627.107.407.657.888.208.40
110°3.745.126.186.877.287.617.918.549.24
120°3.454.795.886.667.147.497.808.459.37
135°2.894.155.256.136.787.207.528.168.95
150°2.363.504.575.496.266.837.227.858.50
Run VMG2.053.033.974.835.626.326.857.548.17
Gybe Angles146.9°146.9°152.8°174.4°176.6°178.0°179.3°179.8°179.8°
APH ToD:580.6CDL: 9.137APH ToT: 1.0334CertNo:
BOAT
ClassDEHLER 36 DBDesignerDEHLER/V.D.STADTBuilderDEHLERAge date01/1990Series date01/1989Offset fileDEHLER36DB-NED8897.offData fileNED8897
HULL
Length Overall11.000 mMaximum Beam3.458 mDraft2.091 mDisplacement5,169 kgDLR6.6389IMS DivisionCruiser/RacerDynamic Allowance0.230%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.432m
CREW
Maximum weight611 kg(default)Minimum weight481 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail44.5745.75Headsail Luffed28.0128.01Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail12.71Storm Jib9.20Heavy Weather Jib24.83
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
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.
Non Spin/HSFClub Certificate2025
Rowdy-DowNED 8897
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 VMG1379.31004.4830.8745.9711.9696.1686.9678.5687.6
52°885.5664.0568.8527.4510.4503.0498.1492.3491.3
60°832.7633.2551.0515.6499.0491.0485.8479.3477.2
75°802.1614.6539.6506.9488.2475.9468.1458.2453.6
90°827.2627.2543.9507.2486.4470.3457.0439.1428.4
110°963.7702.8582.8524.0494.2473.3455.3421.5389.5
120°1044.6750.8612.0540.5504.1480.9461.5425.8384.0
135°1245.7868.4685.2586.8531.3500.3478.5441.1402.2
150°1522.71029.3787.5655.6575.3527.1498.5458.8423.4
Run VMG1757.41188.5907.3745.9640.2570.0525.7477.2440.9
Selected Courses
Windward / Leeward1564.91096.5869.1745.9676.0633.0606.3577.9564.2
All purpose1160.2833.7679.9601.1558.8533.5516.7493.9478.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward709.80.8453
All purpose580.61.0334
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7844
Downwind "popa"0.8309
70% up, 30% down "Ilhabela"0.7978
30% up, 70% down "Ilhabela-inverso"0.8164
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Predominantly Upwind612.80.9791
Predominantly Downwind608.30.9864
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low756.80.7928
Triple Number AP Medium576.71.0403
Triple Number AP High512.41.1711
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Single Number Predominant Upwind636.40.9428
Single Number Predominant Reaching581.91.0311
Single Number Predominant Downwind639.70.9379
Predominant Upwind - Low874.20.6864
Predominant Upwind - Low/Med669.50.8961
Predominant Upwind - Medium592.51.0126
Predominant Upwind - Med/High554.61.0819
Predominant Upwind - High538.71.1139
Predominant Downwind Low974.40.6157
Predominant Downwind Low/Med701.90.8549
Predominant Downwind Medium583.71.0280
Predominant Downwind Med/High513.21.1691
Predominant Downwind High478.11.2550
Predominant Reaching Low816.60.7348
Predominant Reaching Low/Med620.20.9675
Predominant Reaching Medium541.61.1078
Predominant Reaching Med/High496.51.2084
Predominant Reaching High472.41.2701
SA/DSPL Upwind24.14SA/DSPL Downwind24.14
Scoring OptionTODTOT
5-Band Windward/Leeward Low1157.60.5183
5-Band Windward/Leeward Low/Med830.60.7223
5-Band Windward/Leeward Medium690.70.8687
5-Band Windward/Leeward Med/High611.90.9806
5-Band Windward/Leeward High580.41.0337
Windward/Leeward 60-40 Low1137.00.5277
Windward/Leeward 60-40 Low/Med826.30.7261
Windward/Leeward 60-40 Medium697.10.8607
Windward/Leeward 60-40 Med/High627.30.9564
Windward/Leeward 60-40 High600.70.9989
5-Band AP Low850.90.7051
5-Band AP Low/Med656.90.9134
5-Band AP Medium568.21.0560
5-Band AP Med/High519.21.1555
5-Band AP High495.11.2119
5-Band SF Bay Tour - Low985.00.6091
5-Band SF Bay Tour - Low/Med790.70.7588
5-Band SF Bay Tour - Medium667.20.8993
5-Band SF Bay Tour - Med/High600.40.9993
5-Band SF Bay Tour - High572.51.0480
Chicago-Mac Upwind0.9151
Chicago-Mac All Purpose0.9129
Chicago-Mac Downwind0.9003
Bayview-Mac Cove Island0.6574
Bayview-Mac Shore0.6658
Harvest Moon Regatta509.11.1785
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance633.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating633.20.9476
FinRating, kevyt tuuli1140.70.8767
FinRating, kova tuuli498.51.0031
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9476
Triple Number Coastal/Long Distance Low0.7928
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1711
Triple Number Windward/Leeward Low0.6105
Triple Number Windward/Leeward Medium0.8515
Triple Number Windward/Leeward High0.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
For information
General Purpose Handicap (GPH)653.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low756.8
Triple Number Coastal/Long Distance Medium576.7
Triple Number Coastal/Long Distance High512.3
Triple Number Windward/Leeward Low982.8
Triple Number Windward/Leeward Medium704.6
Triple Number Windward/Leeward High602.3
Predominantly Upwind612.8
Predominantly Downwind608.3
Predominantly Reaching574.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7928
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1711
Triple Number Windward/Leeward Low0.6105
Triple Number Windward/Leeward Medium0.8515
Triple Number Windward/Leeward High0.9961
Coastal/Long Distance0.9476
Predominantly Upwind0.9791
Predominantly Downwind0.9864
For information
General Purpose Handicap (GPH)653.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0334
Distanseseilas Trippeltall svak vind0.7928
Distanseseilas Trippeltall mellomvind1.0404
Distanseseilas Trippeltall sterk vind1.1711
Pølsebane Trippeltall svak vind0.6105
Pølsebane Trippeltall mellomvind0.8515
Pølsebane Trippeltall sterk vind0.9961
Motvind Singeltall0.9791
Medvind Singeltall0.9864
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Coastal/Long Distance633.20.9476
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind612.80.9791
Predominantly Downwind608.30.9864
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore568.31.0558
Cape Doctor Coastal482.81.2429
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7928
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1711
Triple Number Windward/Leeward Low0.6105
Triple Number Windward/Leeward Medium0.8515
Triple Number Windward/Leeward High0.9961
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7928
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1711
Triple Number Windward/Leeward Low0.6105
Triple Number Windward/Leeward Medium0.8515
Triple Number Windward/Leeward High0.9961
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Predominantly Upwind612.80.9791
Predominantly Downwind608.30.9864
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance633.20.9476
Triple Number Coastal/Long Distance Low756.80.7928
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High512.31.1711
Triple Number Windward/Leeward Low982.80.6105
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1698.01105.7820.0675.4595.0553.2522.7475.6456.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low756.80.7928
Triple Number AP Medium576.71.0403
Triple Number AP High512.41.1711
Triple Number Windward/Leeward Low1029.00.5831
Triple Number Windward/Leeward Medium704.60.8515
Triple Number Windward/Leeward High602.30.9961
Single Number Predominant Upwind636.40.9428
Single Number Predominant Reaching581.91.0311
Single Number Predominant Downwind639.70.9379
Predominant Upwind - Low874.20.6864
Predominant Upwind - Low/Med669.50.8961
Predominant Upwind - Medium592.51.0126
Predominant Upwind - Med/High554.61.0819
Predominant Upwind - High538.71.1139
Predominant Downwind Low974.40.6157
Predominant Downwind Low/Med701.90.8549
Predominant Downwind Medium583.71.0280
Predominant Downwind Med/High513.21.1691
Predominant Downwind High478.11.2550
Predominant Reaching Low816.60.7348
Predominant Reaching Low/Med620.20.9675
Predominant Reaching Medium541.61.1078
Predominant Reaching Med/High496.51.2084
Predominant Reaching High472.41.2701
SA/DSPL Upwind24.14SA/DSPL Downwind24.14
Scoring OptionTODTOT
5-Band Windward/Leeward Low1157.60.5183
5-Band Windward/Leeward Low/Med830.60.7223
5-Band Windward/Leeward Medium690.70.8687
5-Band Windward/Leeward Med/High611.90.9806
5-Band Windward/Leeward High580.41.0337
Windward/Leeward 60-40 Low1137.00.5277
Windward/Leeward 60-40 Low/Med826.30.7261
Windward/Leeward 60-40 Medium697.10.8607
Windward/Leeward 60-40 Med/High627.30.9564
Windward/Leeward 60-40 High600.70.9989
5-Band AP Low850.90.7051
5-Band AP Low/Med656.90.9134
5-Band AP Medium568.21.0560
5-Band AP Med/High519.21.1555
5-Band AP High495.11.2119
5-Band SF Bay Tour - Low985.00.6091
5-Band SF Bay Tour - Low/Med790.70.7588
5-Band SF Bay Tour - Medium667.20.8993
5-Band SF Bay Tour - Med/High600.40.9993
5-Band SF Bay Tour - High572.51.0480
Chicago-Mac Upwind0.9151
Chicago-Mac All Purpose0.9129
Chicago-Mac Downwind0.9003
Bayview-Mac Cove Island0.6574
Bayview-Mac Shore0.6658
Harvest Moon Regatta509.11.1785
Non Spin/HSFClub Certificate2025
Rowdy-DowNED 8897
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDEHLER 36 DBMeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.000Max. Beam3.458Draft2.091Displacement5,169Wetted area25.62IMS L9.475LSM09.199Acc. length11.000Sink (kg/mm) 19.25
VCGD0.012VCGM0.059RM Rated (kg·m) 136.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight611Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.432PBWPIPA0.0018
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders2Rotating mastNo
P14.100IG13.560ISP13.560MDT10.122MDL10.165MDT2MDL2TLTaperMWGO
E5.150J3.900BAS1.612FSD0.000SFJ0.000SPL3.980WPLTPS0.000BD0.220MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date11/04/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
Rowdy-DowNED 8897
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment144.57
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.000.000.000.000.003.900.00NoNo 28.01generated_from_old_dataset
CRUISER/RACER REQUIREMENTS*
Accommodation length11.0 mTable area0.55 m²Headroom1.76 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity125 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity70 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.