Club
Certificate
2023

Boat

Luna Blu

USA 1710

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 Angles42.6°40.8°40.2°40.0°39.6°39.6°39.6°
Beat VMG3.243.864.294.504.614.674.72
52°4.905.706.256.516.636.706.77
60°5.135.926.446.706.836.906.98
75°5.286.086.586.907.067.167.26
90°5.276.206.767.067.237.367.53
110°5.346.326.887.177.357.477.65
120°5.206.206.827.197.447.637.87
135°4.725.726.496.977.307.598.06
150°3.994.965.806.476.917.237.78
Run VMG3.454.305.025.646.146.557.19
Gybe Angles144.2°148.4°150.2°154.3°159.5°166.7°176.6°

APH: 606.5

CDL: 7.835

GPH: 677.2

CertNo: US6114

BOAT
ClassBRISTOL 39 CB YAWLDesignerTed Hood/Dieter EBuilderBristolAge date07/1966Series date07/1966Offset fileUS17423CB_JT-US6114.offData fileUS6114
HULL
Length Overall11.817 mMaximum Beam3.328 mDraft2.142 mDisplacement7,992 kgDLR13.6446IMS DivisionCruiser/RacerDynamic Allowance0.360%Age Allowance0.487%
PROPELLER
InstallationIn ApertureTypeSolid 3 bladesDiameter0.375m
CREW
Maximum weight501 kgMinimum weight376 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.1734.76Mizzen6.606.72Headsail Luffed44.1644.16Headsail FlyingSymmetric92.1092.10AsymmetricMizzen Staysail28.3528.35
STORM SAIL AREAS (m²)
Trysail10.36Storm Jib9.79Heavy Weather Jib26.43
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers4
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  04560002TCAIssued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Luna Blu

USA 1710

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 VMG1111.0931.7839.6799.9781.0770.6763.1
52°734.7631.1576.4552.7542.9537.1531.7
60°701.9607.7559.3537.2527.3521.4515.8
75°681.8592.4546.8522.1510.2503.1496.1
90°683.6580.5532.9510.1497.7489.3477.8
110°673.9569.7523.4501.9489.7481.9470.8
120°691.8581.0528.1500.9484.0472.0457.6
135°762.6629.5554.9516.7492.9474.2446.6
150°902.7725.2620.9556.5520.8497.8462.9
Run VMG1042.3837.4716.8638.0586.7549.4500.7
Selected Courses
Windward / Leeward1076.7884.5778.2718.9683.9660.0631.9
All purpose834.0696.5623.6585.9564.6550.7533.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward748.00.8022
All purpose606.50.9893
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7004
Downwind "popa"0.8622
70% up, 30% down "Ilhabela"0.7422
30% up, 70% down "Ilhabela-inverso"0.8063
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Predominantly Upwind657.50.9126
Predominantly Downwind611.70.9809
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low765.20.7841
Triple Number All Purpose Medium602.30.9961
Triple Number All Purpose High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Predominantly Upwind657.50.9126
Predominantly Downwind611.70.9809
Predominantly Upwind Low855.20.7016
Predominantly Upwind Medium681.20.8808
Predominantly Upwind High640.10.9374
Predominantly Downwind Low828.80.7240
Predominantly Downwind Medium605.40.9910
Predominantly Downwind High516.71.1611
Chicago-Mac Upwind0.8970
Chicago-Mac All Purpose0.9280
Chicago-Mac Downwind0.9643
Bayview-Mac Cove Island0.8678
Bayview-Mac Shore0.8737
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching573.81.0457
Predominantly Reaching Low693.60.8651
Predominantly Reaching Medium566.41.0593
Predominantly Reaching High509.41.1779
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1061.90.5650
5-Band Low / Medium903.00.6644
5-Band Medium731.80.8199
5-Band Medium / High664.20.9033
5-Band High636.80.9422
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance660.0
Triple Number Coastal/Long Distance Low765.2
Triple Number Coastal/Long Distance Medium602.3
Triple Number Coastal/Long Distance High547.8
Triple Number Windward/Leeward Low980.6
Triple Number Windward/Leeward Medium743.7
Triple Number Windward/Leeward High655.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7841
Triple Number Coastal/Long Distance Medium0.9961
Triple Number Coastal/Long Distance High1.0952
Triple Number Windward/Leeward Low0.6119
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low765.2
Triple Number Coastal/Long Distance Medium602.3
Triple Number Coastal/Long Distance High547.8
Triple Number Windward/Leeward Low980.6
Triple Number Windward/Leeward Medium743.7
Triple Number Windward/Leeward High655.5
Predominantly Upwind657.5
Predominantly Downwind611.7
Predominantly Reaching586.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7841
Triple Number Coastal/Long Distance Medium0.9961
Triple Number Coastal/Long Distance High1.0952
Triple Number Windward/Leeward Low0.6119
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9154
Coastal/Long Distance0.9091
Predominantly Upwind0.9126
Predominantly Downwind0.9809
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7841
Tretall Distanseseilas Mellomvind0.9961
Tretall Distanseseilas Mye vind1.0952
Tretall Pølsebane Lite vind0.6119
Tretall Pølsebane Mellomvind0.8068
Tretall Pølsebane Mye vind0.9154
Distanseseilas ett tall (OSN 8-16kn)0.9091
Distanseseilas ett tall (APH 6-20kn)0.9893
Enkeltall Motvind0.9126
Enkeltall Medvind0.9809
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Coastal/Long Distance660.00.9091
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind657.50.9126
Predominantly Downwind611.70.9809
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore640.30.9370
Cape Doctor Coastal538.81.1135
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7841
Triple Number Coastal/Long Distance Medium0.9961
Triple Number Coastal/Long Distance High1.0952
Triple Number Windward/Leeward Low0.6119
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9154
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7841
Triple Number Coastal/Long Distance Medium0.9961
Triple Number Coastal/Long Distance High1.0952
Triple Number Windward/Leeward Low0.6119
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9154
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Predominantly Upwind657.50.9126
Predominantly Downwind611.70.9809
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance660.00.9091
Triple Number Coastal/Long Distance Low765.20.7841
Triple Number Coastal/Long Distance Medium602.30.9961
Triple Number Coastal/Long Distance High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1073.2832.4701.8625.8585.9555.8511.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low765.20.7841
Triple Number All Purpose Medium602.30.9961
Triple Number All Purpose High547.81.0952
Triple Number Windward/Leeward Low980.60.6119
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High655.50.9154
Predominantly Upwind657.50.9126
Predominantly Downwind611.70.9809
Predominantly Upwind Low855.20.7016
Predominantly Upwind Medium681.20.8808
Predominantly Upwind High640.10.9374
Predominantly Downwind Low828.80.7240
Predominantly Downwind Medium605.40.9910
Predominantly Downwind High516.71.1611
Chicago-Mac Upwind0.8970
Chicago-Mac All Purpose0.9280
Chicago-Mac Downwind0.9643
Bayview-Mac Cove Island0.8678
Bayview-Mac Shore0.8737
Harvest Moon Regatta528.41.1355
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy643.00.9332
San Francisco Bay Medium733.80.8177
Predominantly Reaching573.81.0457
Predominantly Reaching Low693.60.8651
Predominantly Reaching Medium566.41.0593
Predominantly Reaching High509.41.1779
Windward/Leeward 60-40 Low988.70.6068
Windward/Leeward 60-40 Medium769.50.7798
Windward/Leeward 60-40 High694.50.8639
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1061.90.5650
5-Band Low / Medium903.00.6644
5-Band Medium731.80.8199
5-Band Medium / High664.20.9033
5-Band High636.80.9422
ORC Ref  04560002TCAIssued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Luna Blu

USA 1710

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBRISTOL 39 CB YAWLMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.817Max. Beam3.328Draft2.142Displacement7,992Wetted area26.01IMS L8.699LSM08.366Acc. length10.817Sink (kg/mm) 19.00
VCGD0.222VCGM0.148RM Rated (kg·m) 121.0Limit of positive stability(°) N/AStability IndexN/A
Centerboard weight20.0
PROPELLER
Propeller TypeSolid 3 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.375PBWPIPA0.0098
APH0.436APT0.174APB0.158
RIG
Forestay tensionAftInner stayAdjustableCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P12.802IG13.893ISP13.893MDT10.122MDL10.219MDT2MDL2TLNo TaperMW0.219GO0.250
E4.624J4.432BAS1.247FSD0.034SFJ0.000SPL3.814WPLTPSBD0.116MWTMCG
PY5.535MDT1Y0.091MDL1Y0.155MDT2Y0.091MDL2Y0.155TLY0.000BASY1.698EY2.057BDY0.128IY5.539EB5.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.220Flotation Date10/05/1983MeasurerComment
SFFP0.776FFMFF1.245LCFcl6.279SG1.0180
SAFP10.836FAMFA0.942LCFsh6.495HBI0.974
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  04560002TCAIssued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Luna Blu

USA 1710

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment21291250.120.821.542.813.9634.17Offshore Mainsail, Dacron
MIZZEN
IdMHBMUWMTWMHWMQWAreaMeas.DateComment21891800.120.410.741.261.696.60Offshore Mizzen 2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentLM#10.130.871.673.365.156.8212.95NoNo 44.1601/06/202321833690.050.791.563.194.896.6312.95NoNo 42.09Heavy #1 GENOA
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment15704500.000.000.0092.10
MIZZEN STAYSAIL
IdYSHFYSHWYSFLAreaMeas.DateCommentM-SS8.693.685.6928.35H62372
ORC Ref  04560002TCAIssued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org