International
Certificate
2022

Boat

RAMBLER

USA 99

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.2°41.8°40.5°39.3°38.7°38.7°38.4°
Beat VMG3.414.164.725.005.105.155.23
52°5.236.246.837.097.197.247.32
60°5.566.527.017.277.407.487.55
75°6.106.957.257.457.717.908.06
90°6.347.127.527.808.018.218.63
110°6.167.057.538.018.498.909.51
120°5.856.947.498.038.568.9510.10
135°5.246.507.217.728.288.9110.74
150°4.455.596.577.167.517.889.08
Run VMG3.854.845.696.216.517.017.87
Gybe Angles144.2°147.8°148.9°151.0°164.0°174.8°140.8°

APH: 547.6

CDL: 8.833

GPH: 611.9

CertNo: US7243

BOAT
ClassJ 99DesignerJOHNSTONEBuilderJ COMPOSITESAge date06/2019Series date01/2019Offset fileJ99-LK.offData fileUSA99
HULL
Length Overall9.950 mMaximum Beam3.410 mDraft1.995 mDisplacement3,965 kgDLR5.7476IMS DivisionCruiser/RacerDynamic Allowance0.070%Age Allowance0.098%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight500 kgMinimum weight375 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail35.0035.94Headsail Luffed27.9427.94Headsail FlyingSymmetricAsymmetric108.40108.40 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail9.71Storm Jib8.69Heavy Weather Jib23.47
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment105.6 kg·mStability Index120.2
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  04560002788Issued on 15/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

RAMBLER

USA 99

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1054.7866.2762.4719.9705.3699.7687.7
52°688.3577.3526.9507.9500.9497.4491.7
60°647.6552.1513.6495.5486.3481.5476.7
75°589.7518.1496.6483.3467.1455.8446.4
90°568.0505.5478.8461.4449.6438.5417.2
110°584.5510.9477.8449.3424.1404.5378.7
120°615.1518.8480.8448.3420.3402.3356.5
135°687.5553.6499.0466.4434.6404.0335.2
150°809.0644.2548.2502.9479.5456.9396.3
Run VMG934.1743.8633.0580.0552.8513.2457.6
Selected Courses
Windward / Leeward994.4805.0697.7650.0629.0606.4572.7
All purpose755.6627.4562.9530.6511.8496.2466.7
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward679.80.8826
All purpose547.61.0957
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.7642
Downwind "popa"0.9514
70% up, 30% down "Ilhabela"0.8122
30% up, 70% down "Ilhabela-inverso"0.8863
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Predominantly Upwind597.21.0047
Predominantly Downwind549.91.0910
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low691.50.8677
Triple Number All Purpose Medium544.71.1015
Triple Number All Purpose High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Predominantly Upwind597.21.0047
Predominantly Downwind549.91.0910
Predominantly Upwind Low788.10.7613
Predominantly Upwind Medium619.40.9686
Predominantly Upwind High580.61.0333
Predominantly Downwind Low744.30.8062
Predominantly Downwind Medium545.91.0992
Predominantly Downwind High460.91.3017
Chicago-Mac Upwind0.9883
Chicago-Mac All Purpose1.0284
Chicago-Mac Downwind1.0747
Bayview-Mac Cove Island0.9574
Bayview-Mac Shore0.9606
Victoria-Maui1.1460
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance597.4
Triple Number Coastal/Long Distance Low691.5
Triple Number Coastal/Long Distance Medium544.7
Triple Number Coastal/Long Distance High489.0
Triple Number Windward/Leeward Low899.7
Triple Number Windward/Leeward Medium673.6
Triple Number Windward/Leeward High599.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8677
Triple Number Coastal/Long Distance Medium1.1015
Triple Number Coastal/Long Distance High1.2269
Triple Number Windward/Leeward Low0.6669
Triple Number Windward/Leeward Medium0.8908
Triple Number Windward/Leeward High1.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low691.5
Triple Number Coastal/Long Distance Medium544.7
Triple Number Coastal/Long Distance High489.0
Triple Number Windward/Leeward Low899.7
Triple Number Windward/Leeward Medium673.6
Triple Number Windward/Leeward High599.4
Predominantly Upwind597.2
Predominantly Downwind549.9
Predominantly Reaching526.2
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8677
Triple Number Coastal/Long Distance Medium1.1015
Triple Number Coastal/Long Distance High1.2269
Triple Number Windward/Leeward Low0.6669
Triple Number Windward/Leeward Medium0.8908
Triple Number Windward/Leeward High1.0010
Coastal/Long Distance1.0043
Predominantly Upwind1.0047
Predominantly Downwind1.0910
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0043
Tretall Distanseseilas Lite vind0.8677
Tretall Distanseseilas Mellomvind1.1015
Tretall Distanseseilas Mye vind1.2269
Tretall Pølsebane Lite vind0.6669
Tretall Pølsebane Mellomvind0.8908
Tretall Pølsebane Mye vind1.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Coastal/Long Distance597.41.0043
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind597.21.0047
Predominantly Downwind549.91.0910
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore582.81.0295
Cape Doctor Coastal475.61.2617
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8677
Triple Number Coastal/Long Distance Medium1.1015
Triple Number Coastal/Long Distance High1.2269
Triple Number Windward/Leeward Low0.6669
Triple Number Windward/Leeward Medium0.8908
Triple Number Windward/Leeward High1.0010
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.8677
Triple Number Coastal/Long Distance Medium1.1015
Triple Number Coastal/Long Distance High1.2269
Triple Number Windward/Leeward Low0.6669
Triple Number Windward/Leeward Medium0.8908
Triple Number Windward/Leeward High1.0010
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Predominantly Upwind597.21.0047
Predominantly Downwind549.91.0910
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance597.41.0043
Triple Number Coastal/Long Distance Low691.50.8677
Triple Number Coastal/Long Distance Medium544.71.1015
Triple Number Coastal/Long Distance High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance988.4755.0631.1566.1532.2502.3445.9
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low691.50.8677
Triple Number All Purpose Medium544.71.1015
Triple Number All Purpose High489.01.2269
Triple Number Windward/Leeward Low899.70.6669
Triple Number Windward/Leeward Medium673.60.8908
Triple Number Windward/Leeward High599.41.0010
Predominantly Upwind597.21.0047
Predominantly Downwind549.91.0910
Predominantly Upwind Low788.10.7613
Predominantly Upwind Medium619.40.9686
Predominantly Upwind High580.61.0333
Predominantly Downwind Low744.30.8062
Predominantly Downwind Medium545.91.0992
Predominantly Downwind High460.91.3017
Chicago-Mac Upwind0.9883
Chicago-Mac All Purpose1.0284
Chicago-Mac Downwind1.0747
Bayview-Mac Cove Island0.9574
Bayview-Mac Shore0.9606
Harvest Moon Regatta481.41.2463
Victoria-Maui1.1460
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low979.80.6123
5-Band Low / Medium823.40.7287
5-Band Medium663.70.9040
5-Band Medium / High608.30.9864
5-Band High578.51.0372
ORC Ref  04560002788Issued on 15/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

RAMBLER

USA 99

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 99Measurement09/05/2019HINPlan reviewHull constructionCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.950Max. Beam3.410Draft1.995Displacement3,965Wetted area21.34IMS L9.061LSM08.835Acc. length9.950Sink (kg/mm) 16.30
VCGD-0.301VCGM-0.177RM Measured (kg·m) 105.6RM Default (kg·m) 89.5Limit of positive stability(°) 123.3Stability Index120.2
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBW0.095PIPA0.0037
EDL1.825ST10.064ST20.170
ST30.170ST40.110ST50.302
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P12.755IG13.135ISP14.457MDT10.125MDL10.216MDT20.113MDL20.173TL0.996MW0.210GO0.224
E4.350J3.840BAS1.497FSD0.035SFJ0.032SPLWPLTPS5.120BD0.161MWT116.00MCG5.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date09/06/2022MeasurerComment
SFFP0.590FFM1.181FF1.191LCFcl5.404SG1.0000
SAFP9.870FAM0.846FA0.853LCFsh5.664HBI1.005
W174.0W274.0W374.0W474.0
PD1288.0PD2288.0PD3288.0PD4288.0
WD10.150PLM2318.00GSA31.7RSA14314.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGFuel45355.300.00Total deductible295.300.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  04560002788Issued on 15/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org

International
Certificate
2022

Boat

RAMBLER

USA 99

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialCommentMain0.401.131.862.983.7635.0011/06/2019JOHN BAXTER2019 MAINSAIL
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialCommentJ1.50.100.611.152.153.194.1113.07NoNo 27.9403/07/2019Doyle MW
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialCommentA216.1713.7214.958.748.56102%108.4011/06/2019Doyle MWA2 2019A315.5313.8514.697.728.2194%95.7111/05/2021North MWUnknownCode 014.7713.8214.306.298.3176%79.7411/06/2021Doyle MWUnknown
ORC Ref  04560002788Issued on 15/07/2022Valid until 31/01/2023
VPP ver: 2022 1.02 | © ORC | www.orc.org