Club
Certificate
2023

Boat

KIRAWAN

USA 124

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 Angles44.2°41.8°41.2°40.6°40.5°40.2°40.3°
Beat VMG3.774.434.774.995.145.245.35
52°5.796.657.097.357.527.637.78
60°6.106.957.407.647.807.918.05
75°6.327.177.667.938.118.248.42
90°6.247.167.728.068.298.478.75
110°5.967.107.808.218.508.688.96
120°5.806.967.748.208.548.839.26
135°5.216.417.347.958.368.699.33
150°4.335.486.487.337.908.308.96
Run VMG3.754.755.616.407.057.638.43
Gybe Angles138.8°147.5°148.4°155.2°164.0°175.4°179.0°

APH: 534.8

CDL: 10.359

GPH: 597.0

CertNo: US4037

BOAT
ClassCustomDesignerRhodesBuilderPetersonAge date04/1936Series date01/1936Offset fileUS40370A.OFFData fileUSA 46417
HULL
Length Overall16.081 mMaximum Beam3.850 mDraft2.204 mDisplacement18,216 kgDLR10.9841IMS DivisionCruiser/RacerDynamic Allowance0.370%Age Allowance0.487%
PROPELLER
InstallationIn ApertureTypeFeathering 3 bladesDiameter0.540m
CREW
Maximum weight921 kgMinimum weight691 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail86.5387.76Headsail Luffed89.8889.88Headsail FlyingSymmetricAsymmetric168.14168.14 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail27.90Storm Jib14.76Heavy Weather Jib39.84
SAIL LIMITS
Headsails6  Spinnakers5 * Asymmetric may be tacked on the pole
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.
ORC Ref  03330002NBJIssued on 31/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

KIRAWAN

USA 124

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 VMG954.2811.8754.1721.7700.9686.7672.6
52°621.8541.7507.6489.5478.9471.7463.0
60°590.3518.1486.4470.9461.4455.1447.2
75°569.4501.8470.1453.7443.7436.7427.7
90°577.2503.0466.3446.7434.3425.1411.4
110°604.0506.8461.5438.7423.7414.9401.6
120°620.6517.2465.3438.8421.7407.9388.6
135°691.0561.9490.4452.9430.8414.1386.0
150°831.3656.9555.8491.1455.7433.8401.9
Run VMG959.9758.5641.8562.7510.6471.5427.1
Selected Courses
Windward / Leeward957.1785.1697.9642.2605.8579.1549.8
All purpose732.4612.5553.1518.5496.9482.0463.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward665.20.9020
All purpose534.81.1219
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7922
Downwind "popa"0.9695
70% up, 30% down "Ilhabela"0.8382
30% up, 70% down "Ilhabela-inverso"0.9085
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind580.11.0343
Predominantly Downwind539.51.1122
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low672.40.8923
Triple Number All Purpose Medium532.51.1268
Triple Number All Purpose High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind580.11.0343
Predominantly Downwind539.51.1122
Predominantly Upwind Low743.80.8067
Predominantly Upwind Medium605.50.9910
Predominantly Upwind High564.71.0625
Predominantly Downwind Low741.90.8087
Predominantly Downwind Medium535.21.1211
Predominantly Downwind High447.31.3414
Chicago-Mac Upwind1.0151
Chicago-Mac All Purpose1.0501
Chicago-Mac Downwind1.0912
Bayview-Mac Cove Island0.9878
Bayview-Mac Shore0.9952
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching503.71.1913
Predominantly Reaching Low606.70.9890
Predominantly Reaching Medium498.41.2039
Predominantly Reaching High444.31.3506
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low943.80.6357
5-Band Low / Medium803.60.7466
5-Band Medium652.00.9202
5-Band Medium / High584.01.0274
5-Band High554.91.0813
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance583.8
Triple Number Coastal/Long Distance Low672.4
Triple Number Coastal/Long Distance Medium532.5
Triple Number Coastal/Long Distance High478.7
Triple Number Windward/Leeward Low871.1
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High574.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8923
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2535
Triple Number Windward/Leeward Low0.6888
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low672.4
Triple Number Coastal/Long Distance Medium532.5
Triple Number Coastal/Long Distance High478.7
Triple Number Windward/Leeward Low871.1
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High574.8
Predominantly Upwind580.1
Predominantly Downwind539.5
Predominantly Reaching515.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8923
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2535
Triple Number Windward/Leeward Low0.6888
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0438
Coastal/Long Distance1.0277
Predominantly Upwind1.0343
Predominantly Downwind1.1122
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8923
Tretall Distanseseilas Mellomvind1.1268
Tretall Distanseseilas Mye vind1.2535
Tretall Pølsebane Lite vind0.6888
Tretall Pølsebane Mellomvind0.9042
Tretall Pølsebane Mye vind1.0438
Distanseseilas ett tall (OSN 8-16kn)1.0277
Distanseseilas ett tall (APH 6-20kn)1.1219
Enkeltall Motvind1.0343
Enkeltall Medvind1.1122
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Coastal/Long Distance583.81.0277
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind580.11.0343
Predominantly Downwind539.51.1122
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore558.61.0741
Cape Doctor Coastal468.81.2798
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8923
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2535
Triple Number Windward/Leeward Low0.6888
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0438
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8923
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2535
Triple Number Windward/Leeward Low0.6888
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0438
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind580.11.0343
Predominantly Downwind539.51.1122
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance583.81.0277
Triple Number Coastal/Long Distance Low672.40.8923
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance957.4737.9626.2555.7516.2485.9441.4
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low672.40.8923
Triple Number All Purpose Medium532.51.1268
Triple Number All Purpose High478.71.2535
Triple Number Windward/Leeward Low871.10.6888
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind580.11.0343
Predominantly Downwind539.51.1122
Predominantly Upwind Low743.80.8067
Predominantly Upwind Medium605.50.9910
Predominantly Upwind High564.71.0625
Predominantly Downwind Low741.90.8087
Predominantly Downwind Medium535.21.1211
Predominantly Downwind High447.31.3414
Chicago-Mac Upwind1.0151
Chicago-Mac All Purpose1.0501
Chicago-Mac Downwind1.0912
Bayview-Mac Cove Island0.9878
Bayview-Mac Shore0.9952
Harvest Moon Regatta460.61.3026
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy565.41.0612
San Francisco Bay Medium653.10.9186
Predominantly Reaching503.71.1913
Predominantly Reaching Low606.70.9890
Predominantly Reaching Medium498.41.2039
Predominantly Reaching High444.31.3506
Windward/Leeward 60-40 Low873.50.6869
Windward/Leeward 60-40 Medium687.80.8723
Windward/Leeward 60-40 High612.30.9800
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low943.80.6357
5-Band Low / Medium803.60.7466
5-Band Medium652.00.9202
5-Band Medium / High584.01.0274
5-Band High554.91.0813
ORC Ref  03330002NBJIssued on 31/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

KIRAWAN

USA 124

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassCustomMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA16.081Max. Beam3.850Draft2.204Displacement18,216Wetted area49.62IMS L12.154LSM011.835Acc. length12.512Sink (kg/mm) 28.85
VCGD-0.300VCGM-0.298RM Rated (kg·m) 269.5Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.540PBW0.154PIPA0.0204
APH0.725APT0.448APB0.409
RIG
Forestay tensionAftInner stayAdjustableCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders2Rotating mastNo
P19.706IG17.128ISP17.605MDT10.184MDL10.294MDT20.120MDL20.197TL9.821MW0.246GO0.264
E8.090J6.085BAS1.295FSDSFJ0.000SPL6.085WPLTPS6.085BD0.185MWT509.00MCG6.670
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered269.8Flotation Date20/10/2019MeasurerComment
SFFP0.972FFMFF1.406LCFcl8.290SG1.0240
SAFP15.312FAMFA0.917LCFsh8.524HBI1.239
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03330002NBJIssued on 31/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

KIRAWAN

USA 124

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.161.352.504.586.3586.5323/03/2019OUS132103-001
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentLt/Med0.081.262.495.107.8210.6717.26YesNo 89.8826/02/2019OUS132103-002
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA219.0516.8417.9511.3310.90104%168.1402/05/2019OUS132103-006
ORC Ref  03330002NBJIssued on 31/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org