Club
Certificate
Non Spinnaker
2024

Boat

Rowdy-Dow

NED 8897

Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles43.2°40.9°39.0°37.8°37.3°37.5°37.7°39.0°
Beat VMG3.504.244.755.005.125.195.255.18
52°5.326.256.777.027.137.217.297.31
60°5.606.476.957.197.317.397.497.53
75°5.796.637.087.367.557.687.847.92
90°5.686.587.087.397.647.868.198.40
110°5.086.146.857.287.607.918.549.25
120°4.765.856.647.137.487.808.459.37
135°4.125.236.116.767.197.528.168.94
150°3.484.555.476.246.827.227.848.49
Run VMG3.023.954.815.616.306.847.548.16
Gybe Angles147.1°153.0°174.4°176.6°178.0°179.1°179.5°179.5°
APH ToD:584.2CDL: 9.013APH ToT: 1.0270CertNo:
BOAT
ClassDEHLER 36 DBDesignerDEHLER/V.D.STADTBuilderDEHLERAge date01/1990Series date01/1989Offset fileDEH36DB.OFFData fileNED8897
HULL
Length Overall11.010 mMaximum Beam3.500 mDraft1.964 mDisplacement5,198 kgDLR6.9217IMS DivisionCruiser/RacerDynamic Allowance0.240%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight601 kg(default)Minimum weight471 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  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.

Club
Certificate
Non Spinnaker
2024

Boat

Rowdy-Dow

NED 8897

Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1029.7848.7758.0719.8703.6694.3686.0694.7
52°676.4576.2531.4512.6504.7499.6493.8492.8
60°642.7556.1518.3500.7492.1486.9480.4478.3
75°621.7543.0508.4489.3477.0469.0459.1454.3
90°633.6547.3508.5486.9470.9457.9439.8428.5
110°709.4586.3525.8494.8473.4455.3421.6389.1
120°756.0615.3542.5505.0481.2461.6425.9384.2
135°872.8688.2589.0532.6500.8478.8441.3402.8
150°1033.4790.5657.9577.0528.1498.9459.1423.9
Run VMG1193.3910.6748.3642.0571.5526.5477.5441.2
Selected Courses
Windward / Leeward1111.5879.7753.1680.9637.6610.4581.8568.0
All purpose844.2686.7605.4561.5535.8518.8495.9479.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward716.10.8379
All purpose584.21.0270
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7720
Downwind "popa"0.8284
70% up, 30% down "Ilhabela"0.7881
30% up, 70% down "Ilhabela-inverso"0.8107
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Predominantly Upwind618.10.9707
Predominantly Downwind611.10.9819
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low765.50.7838
Triple Number AP Medium580.21.0341
Triple Number AP High514.51.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Single Number Predominant Upwind615.90.9742
Single Number Predominant Reaching561.81.0681
Single Number Predominant Downwind612.50.9795
Predominant Upwind - Low812.40.7385
Predominant Upwind - Low/Med677.50.8856
Predominant Upwind - Medium596.91.0051
Predominant Upwind - Med/High557.81.0757
Predominant Upwind - High541.71.1077
Predominant Downwind Low886.90.6765
Predominant Downwind Low/Med706.00.8498
Predominant Downwind Medium585.91.0240
Predominant Downwind Med/High514.51.1661
Predominant Downwind High479.21.2522
Predominant Reaching Low753.00.7968
Predominant Reaching Low/Med624.50.9607
Predominant Reaching Medium543.81.1034
Predominant Reaching Med/High497.91.2051
Predominant Reaching High473.61.2669
SA/DSPL Upwind24.06SA/DSPL Downwind24.06
Scoring OptionTODTOT
5-Band Windward/Leeward Low1058.80.5667
5-Band Windward/Leeward Low/Med839.90.7144
5-Band Windward/Leeward Medium696.30.8617
5-Band Windward/Leeward Med/High616.10.9739
5-Band Windward/Leeward High584.31.0268
Windward/Leeward 60-40 Low1044.80.5743
Windward/Leeward 60-40 Low/Med836.80.7171
Windward/Leeward 60-40 Medium703.50.8529
Windward/Leeward 60-40 Med/High632.20.9491
Windward/Leeward 60-40 High605.30.9913
5-Band AP Low808.50.7421
5-Band AP Low/Med662.70.9053
5-Band AP Medium571.41.0501
5-Band AP Med/High521.41.1508
5-Band AP High497.11.2070
5-Band SF Bay Tour - Low998.90.6006
5-Band SF Bay Tour - Low/Med799.80.7502
5-Band SF Bay Tour - Medium672.70.8920
5-Band SF Bay Tour - Med/High604.50.9925
5-Band SF Bay Tour - High576.41.0410
Chicago-Mac Upwind0.9540
Chicago-Mac All Purpose0.9563
Chicago-Mac Downwind0.9616
Bayview-Mac Cove Island0.8907
Bayview-Mac Shore0.9086
Harvest Moon Regatta510.61.1751
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance637.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7838
Triple Number Coastal/Long Distance Medium1.0342
Triple Number Coastal/Long Distance High1.1663
Triple Number Windward/Leeward Low0.6027
Triple Number Windward/Leeward Medium0.8442
Triple Number Windward/Leeward High0.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low765.5
Triple Number Coastal/Long Distance Medium580.2
Triple Number Coastal/Long Distance High514.4
Triple Number Windward/Leeward Low995.5
Triple Number Windward/Leeward Medium710.7
Triple Number Windward/Leeward High606.4
Predominantly Upwind618.1
Predominantly Downwind611.1
Predominantly Reaching577.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7838
Triple Number Coastal/Long Distance Medium1.0342
Triple Number Coastal/Long Distance High1.1663
Triple Number Windward/Leeward Low0.6027
Triple Number Windward/Leeward Medium0.8442
Triple Number Windward/Leeward High0.9894
Coastal/Long Distance0.9410
Predominantly Upwind0.9707
Predominantly Downwind0.9819
For information
General Purpose Handicap (GPH)658.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7838
Tretall Distanseseilas Mellomvind1.0342
Tretall Distanseseilas Mye vind1.1663
Tretall Pølsebane Lite vind0.6027
Tretall Pølsebane Mellomvind0.8442
Tretall Pølsebane Mye vind0.9894
Distanseseilas ett tall1.0270
Enkeltall Motvind0.9707
Enkeltall Medvind0.9819
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Coastal/Long Distance637.60.9410
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind618.10.9707
Predominantly Downwind611.10.9819
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore572.11.0488
Cape Doctor Coastal484.71.2380
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7838
Triple Number Coastal/Long Distance Medium1.0342
Triple Number Coastal/Long Distance High1.1663
Triple Number Windward/Leeward Low0.6027
Triple Number Windward/Leeward Medium0.8442
Triple Number Windward/Leeward High0.9894
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7838
Triple Number Coastal/Long Distance Medium1.0342
Triple Number Coastal/Long Distance High1.1663
Triple Number Windward/Leeward Low0.6027
Triple Number Windward/Leeward Medium0.8442
Triple Number Windward/Leeward High0.9894
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Predominantly Upwind618.10.9707
Predominantly Downwind611.10.9819
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low765.50.7838
Triple Number Coastal/Long Distance Medium580.21.0342
Triple Number Coastal/Long Distance High514.41.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1119.6829.2681.1598.3555.8524.7476.8457.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low765.50.7838
Triple Number AP Medium580.21.0341
Triple Number AP High514.51.1663
Triple Number Windward/Leeward Low995.50.6027
Triple Number Windward/Leeward Medium710.70.8442
Triple Number Windward/Leeward High606.40.9894
Single Number Predominant Upwind615.90.9742
Single Number Predominant Reaching561.81.0681
Single Number Predominant Downwind612.50.9795
Predominant Upwind - Low812.40.7385
Predominant Upwind - Low/Med677.50.8856
Predominant Upwind - Medium596.91.0051
Predominant Upwind - Med/High557.81.0757
Predominant Upwind - High541.71.1077
Predominant Downwind Low886.90.6765
Predominant Downwind Low/Med706.00.8498
Predominant Downwind Medium585.91.0240
Predominant Downwind Med/High514.51.1661
Predominant Downwind High479.21.2522
Predominant Reaching Low753.00.7968
Predominant Reaching Low/Med624.50.9607
Predominant Reaching Medium543.81.1034
Predominant Reaching Med/High497.91.2051
Predominant Reaching High473.61.2669
SA/DSPL Upwind24.06SA/DSPL Downwind24.06
Scoring OptionTODTOT
5-Band Windward/Leeward Low1058.80.5667
5-Band Windward/Leeward Low/Med839.90.7144
5-Band Windward/Leeward Medium696.30.8617
5-Band Windward/Leeward Med/High616.10.9739
5-Band Windward/Leeward High584.31.0268
Windward/Leeward 60-40 Low1044.80.5743
Windward/Leeward 60-40 Low/Med836.80.7171
Windward/Leeward 60-40 Medium703.50.8529
Windward/Leeward 60-40 Med/High632.20.9491
Windward/Leeward 60-40 High605.30.9913
5-Band AP Low808.50.7421
5-Band AP Low/Med662.70.9053
5-Band AP Medium571.41.0501
5-Band AP Med/High521.41.1508
5-Band AP High497.11.2070
5-Band SF Bay Tour - Low998.90.6006
5-Band SF Bay Tour - Low/Med799.80.7502
5-Band SF Bay Tour - Medium672.70.8920
5-Band SF Bay Tour - Med/High604.50.9925
5-Band SF Bay Tour - High576.41.0410
Chicago-Mac Upwind0.9540
Chicago-Mac All Purpose0.9563
Chicago-Mac Downwind0.9616
Bayview-Mac Cove Island0.8907
Bayview-Mac Shore0.9086
Harvest Moon Regatta510.61.1751

Club
Certificate
Non Spinnaker
2024

Boat

Rowdy-Dow

NED 8897

Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDEHLER 36 DBMeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.010Max. Beam3.500Draft1.964Displacement5,198Wetted area25.97IMS L9.417LSM09.088Acc. length11.010Sink (kg/mm) 19.21
VCGD-0.130VCGM0.073RM Rated (kg·m) 137.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight601Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.430PBWPIPA0.0017
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders2Rotating 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 Date01/01/2017
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
Non Spinnaker
2024

Boat

Rowdy-Dow

NED 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 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.