Club Certificate2025
DownbeatGBR 7735R
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 Angles42.9°42.9°40.5°38.9°37.4°36.9°36.7°36.6°37.2°
Beat VMG2.563.544.334.895.215.355.445.525.50
52°3.985.376.376.967.267.427.507.607.63
60°4.225.646.607.137.437.617.717.847.89
75°4.395.826.747.257.587.848.048.268.39
90°4.265.776.837.357.587.888.178.648.93
110°4.295.856.977.557.968.308.538.959.33
120°4.165.696.827.477.938.388.829.4710.06
135°3.655.116.317.137.648.118.599.7911.78
150°2.994.295.466.477.197.668.109.0510.48
Run VMG2.593.724.735.616.366.957.408.209.13
Gybe Angles144.7°144.7°148.9°152.0°158.3°166.4°171.8°172.7°162.7°
APH ToD:541.2CDL: 9.530APH ToT: 1.1087CertNo:
BOAT
ClassA 35DesignerNivelt BernardBuilderArchambaultAge date01/2008Series date01/2005Offset fileF234.OFFData fileGBR7735r
HULL
Length Overall10.617 mMaximum Beam3.594 mDraft2.176 mDisplacement4,843 kgDLR5.7811IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight650 kg(declared)Minimum weight520 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.3537.92Headsail Luffed29.2629.26Headsail FlyingSymmetric99.5899.58Asymmetric
STORM SAIL AREAS (m²)
Trysail11.35Storm Jib9.08Heavy Weather Jib24.50
SAIL LIMITS
Headsails5Spinnakers4
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 Certificate2025
DownbeatGBR 7735R
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 VMG1407.31016.5832.3736.1691.4672.7661.9652.3654.0
52°905.6670.0565.2517.1495.6485.4479.8473.7471.9
60°852.2637.7545.3504.9484.6473.0466.7459.2456.4
75°820.8619.1533.9496.2475.1459.4448.0435.9429.2
90°845.8623.9526.7489.8474.7456.8440.8416.6403.0
110°839.2615.0516.1477.1452.4434.0422.0402.0386.0
120°865.8632.4527.6482.2454.1429.8408.1380.2357.8
135°986.8704.1570.6505.1471.1443.8418.9367.6305.5
150°1204.0838.7658.9556.7500.5469.9444.6397.7343.6
Run VMG1391.6968.4760.8641.7565.9518.1486.3438.9394.3
Selected Courses
Windward / Leeward1398.6992.5796.5688.9628.6595.4574.1545.6524.1
All purpose1059.9765.4627.9559.3522.6500.3484.2460.1439.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward659.40.9099
All purpose541.21.1087
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7980
Downwind "popa"0.9589
70% up, 30% down "Ilhabela"0.8403
30% up, 70% down "Ilhabela-inverso"0.9042
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Predominantly Upwind585.21.0253
Predominantly Downwind549.41.0920
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low696.70.8612
Triple Number AP Medium538.11.1151
Triple Number AP High479.21.2521
Triple Number Windward/Leeward Low934.20.6422
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Single Number Predominant Upwind608.60.9859
Single Number Predominant Reaching540.81.1094
Single Number Predominant Downwind572.61.0478
Predominant Upwind - Low842.30.7123
Predominant Upwind - Low/Med642.10.9344
Predominant Upwind - Medium566.41.0594
Predominant Upwind - Med/High527.91.1367
Predominant Upwind - High508.81.1793
Predominant Downwind Low840.20.7141
Predominant Downwind Low/Med621.70.9650
Predominant Downwind Medium530.41.1312
Predominant Downwind Med/High471.71.2720
Predominant Downwind High432.21.3882
Predominant Reaching Low750.20.7997
Predominant Reaching Low/Med574.01.0452
Predominant Reaching Medium507.11.1831
Predominant Reaching Med/High464.31.2922
Predominant Reaching High434.31.3816
SA/DSPL Upwind23.15SA/DSPL Downwind47.59
Scoring OptionTODTOT
5-Band Windward/Leeward Low1045.20.5740
5-Band Windward/Leeward Low/Med762.70.7867
5-Band Windward/Leeward Medium642.60.9338
5-Band Windward/Leeward Med/High577.51.0390
5-Band Windward/Leeward High546.81.0973
Windward/Leeward 60-40 Low1049.80.5715
Windward/Leeward 60-40 Low/Med771.10.7781
Windward/Leeward 60-40 Medium655.10.9160
Windward/Leeward 60-40 Med/High594.91.0086
Windward/Leeward 60-40 High568.31.0558
5-Band AP Low770.20.7790
5-Band AP Low/Med608.40.9861
5-Band AP Medium530.51.1310
5-Band AP Med/High486.11.2344
5-Band AP High460.81.3021
5-Band SF Bay Tour - Low900.40.6663
5-Band SF Bay Tour - Low/Med729.80.8222
5-Band SF Bay Tour - Medium621.60.9652
5-Band SF Bay Tour - Med/High563.71.0644
5-Band SF Bay Tour - High534.41.1228
Chicago-Mac Upwind0.9558
Chicago-Mac All Purpose0.9849
Chicago-Mac Downwind1.0091
Bayview-Mac Cove Island0.7202
Bayview-Mac Shore0.7252
Harvest Moon Regatta472.51.2699
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance587.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating587.61.0212
FinRating, kevyt tuuli1027.00.9737
FinRating, kova tuuli463.21.0794
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0212
Triple Number Coastal/Long Distance Low0.8612
Triple Number Coastal/Long Distance Medium1.1152
Triple Number Coastal/Long Distance High1.2521
Triple Number Windward/Leeward Low0.6708
Triple Number Windward/Leeward Medium0.9168
Triple Number Windward/Leeward High1.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
For information
General Purpose Handicap (GPH)607.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low696.7
Triple Number Coastal/Long Distance Medium538.0
Triple Number Coastal/Long Distance High479.2
Triple Number Windward/Leeward Low894.5
Triple Number Windward/Leeward Medium654.5
Triple Number Windward/Leeward High568.7
Predominantly Upwind585.2
Predominantly Downwind549.4
Predominantly Reaching529.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8612
Triple Number Coastal/Long Distance Medium1.1152
Triple Number Coastal/Long Distance High1.2521
Triple Number Windward/Leeward Low0.6708
Triple Number Windward/Leeward Medium0.9168
Triple Number Windward/Leeward High1.0550
Coastal/Long Distance1.0212
Predominantly Upwind1.0253
Predominantly Downwind1.0920
For information
General Purpose Handicap (GPH)607.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1087
Distanseseilas Trippeltall svak vind0.8612
Distanseseilas Trippeltall mellomvind1.1152
Distanseseilas Trippeltall sterk vind1.2521
Pølsebane Trippeltall svak vind0.6708
Pølsebane Trippeltall mellomvind0.9168
Pølsebane Trippeltall sterk vind1.0550
Motvind Singeltall1.0253
Medvind Singeltall1.0920
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Coastal/Long Distance587.61.0212
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind585.21.0253
Predominantly Downwind549.41.0920
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore530.61.1309
Cape Doctor Coastal446.01.3453
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8612
Triple Number Coastal/Long Distance Medium1.1152
Triple Number Coastal/Long Distance High1.2521
Triple Number Windward/Leeward Low0.6708
Triple Number Windward/Leeward Medium0.9168
Triple Number Windward/Leeward High1.0550
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8612
Triple Number Coastal/Long Distance Medium1.1152
Triple Number Coastal/Long Distance High1.2521
Triple Number Windward/Leeward Low0.6708
Triple Number Windward/Leeward Medium0.9168
Triple Number Windward/Leeward High1.0550
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Predominantly Upwind585.21.0253
Predominantly Downwind549.41.0920
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance587.61.0212
Triple Number Coastal/Long Distance Low696.70.8612
Triple Number Coastal/Long Distance Medium538.01.1152
Triple Number Coastal/Long Distance High479.21.2521
Triple Number Windward/Leeward Low894.50.6708
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1482.8990.1750.1625.2555.6518.5488.8442.0423.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low696.70.8612
Triple Number AP Medium538.11.1151
Triple Number AP High479.21.2521
Triple Number Windward/Leeward Low934.20.6422
Triple Number Windward/Leeward Medium654.50.9168
Triple Number Windward/Leeward High568.71.0550
Single Number Predominant Upwind608.60.9859
Single Number Predominant Reaching540.81.1094
Single Number Predominant Downwind572.61.0478
Predominant Upwind - Low842.30.7123
Predominant Upwind - Low/Med642.10.9344
Predominant Upwind - Medium566.41.0594
Predominant Upwind - Med/High527.91.1367
Predominant Upwind - High508.81.1793
Predominant Downwind Low840.20.7141
Predominant Downwind Low/Med621.70.9650
Predominant Downwind Medium530.41.1312
Predominant Downwind Med/High471.71.2720
Predominant Downwind High432.21.3882
Predominant Reaching Low750.20.7997
Predominant Reaching Low/Med574.01.0452
Predominant Reaching Medium507.11.1831
Predominant Reaching Med/High464.31.2922
Predominant Reaching High434.31.3816
SA/DSPL Upwind23.15SA/DSPL Downwind47.59
Scoring OptionTODTOT
5-Band Windward/Leeward Low1045.20.5740
5-Band Windward/Leeward Low/Med762.70.7867
5-Band Windward/Leeward Medium642.60.9338
5-Band Windward/Leeward Med/High577.51.0390
5-Band Windward/Leeward High546.81.0973
Windward/Leeward 60-40 Low1049.80.5715
Windward/Leeward 60-40 Low/Med771.10.7781
Windward/Leeward 60-40 Medium655.10.9160
Windward/Leeward 60-40 Med/High594.91.0086
Windward/Leeward 60-40 High568.31.0558
5-Band AP Low770.20.7790
5-Band AP Low/Med608.40.9861
5-Band AP Medium530.51.1310
5-Band AP Med/High486.11.2344
5-Band AP High460.81.3021
5-Band SF Bay Tour - Low900.40.6663
5-Band SF Bay Tour - Low/Med729.80.8222
5-Band SF Bay Tour - Medium621.60.9652
5-Band SF Bay Tour - Med/High563.71.0644
5-Band SF Bay Tour - High534.41.1228
Chicago-Mac Upwind0.9558
Chicago-Mac All Purpose0.9849
Chicago-Mac Downwind1.0091
Bayview-Mac Cove Island0.7202
Bayview-Mac Shore0.7252
Harvest Moon Regatta472.51.2699
Club Certificate2025
DownbeatGBR 7735R
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassA 35Measurement22/03/2021HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.617Max. Beam3.594Draft2.176Displacement4,843Wetted area23.70IMS L9.731LSM09.426Acc. length10.617Sink (kg/mm) 18.25
VCGD-0.012VCGM0.020RM Rated (kg·m) 112.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight633Declared crew weight650
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBWPIPA0.0007
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P13.680IG13.470ISP14.430MDT10.119MDL10.194MDT2MDL2TLTaperMWGO
E4.740J4.120BAS1.605FSDSFJ0.000SPL4.435WPLTPS5.000BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date22/03/2021
BALLAST
TANKS
IdDescriptionCapacityLCGVCGSp.WghtLevel
Sailing
1water627.700.9000
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1water0.900062257.70Total deductible237.70
Total deductible
Club Certificate2025
DownbeatGBR 7735R
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.921.632.7837.35
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.651.212.264.3213.14YesNo 29.26
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment202315.0515.0515.057.997.7499.58
CRUISER/RACER REQUIREMENTS*
Accommodation length10.6 mTable area0.44 m²Headroom1.74 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity92 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity62 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.