Club
Certificate
Non Spinnaker
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 Angles43.0°41.2°40.2°40.0°39.9°39.6°39.6°
Beat VMG3.223.854.274.504.604.674.71
52°4.885.696.246.516.636.706.77
60°5.125.926.436.706.826.906.98
75°5.286.086.586.897.057.157.25
90°5.276.206.767.067.237.367.53
110°5.086.026.657.037.297.487.71
120°4.825.766.476.917.227.477.82
135°4.225.195.976.556.947.237.71
150°3.534.465.235.906.446.837.35
Run VMG3.063.864.535.125.656.106.79
Gybe Angles142.1°146.6°150.2°152.5°156.5°161.9°173.0°

APH: 625.5

CDL: 7.824

GPH: 701.2

CertNo: US6114

BOAT
ClassBRISTOL 39 CB YAWLDesignerTed Hood/Dieter EBuilderBristolAge date07/1966Series date07/1966Offset fileUS17423CB_JT-US6114.offData fileUS6114NS
HULL
Length Overall11.817 mMaximum Beam3.328 mDraft2.142 mDisplacement7,992 kgDLR13.6446IMS DivisionCruiser/RacerDynamic Allowance0.430%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 FlyingSymmetricAsymmetricMizzen Staysail28.3528.35
STORM SAIL AREAS (m²)
Trysail10.36Storm Jib9.79Heavy Weather Jib26.43
SAIL LIMITS
Headsails1 * Woven polyester sails  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.
ORC Ref  04560002TC9Issued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
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 VMG1117.3936.0842.2800.9782.0771.6764.4
52°737.0632.5577.1553.0543.1537.3532.0
60°703.1608.3559.5537.4527.5521.6515.9
75°682.0592.4546.8522.1510.3503.2496.2
90°683.5580.4532.9510.1497.8489.4477.9
110°709.2598.1541.7512.3493.9481.6466.8
120°747.5624.9556.8521.0498.9482.2460.3
135°852.5693.5602.8549.3518.6498.0467.1
150°1018.5807.5688.2609.8558.6527.0489.5
Run VMG1176.1932.4794.5702.5637.2590.2530.2
Selected Courses
Windward / Leeward1146.7934.2818.3751.7709.6680.9647.3
All purpose875.9726.6646.8603.3577.7561.0541.4
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward782.30.7670
All purpose625.50.9592
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6983
Downwind "popa"0.7831
70% up, 30% down "Ilhabela"0.7218
30% up, 70% down "Ilhabela-inverso"0.7556
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Predominantly Upwind668.90.8971
Predominantly Downwind647.40.9267
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low801.30.7488
Triple Number All Purpose Medium621.70.9651
Triple Number All Purpose High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Predominantly Upwind668.90.8971
Predominantly Downwind647.40.9267
Predominantly Upwind Low877.20.6840
Predominantly Upwind Medium685.30.8755
Predominantly Upwind High642.60.9337
Predominantly Downwind Low899.90.6668
Predominantly Downwind Medium651.30.9213
Predominantly Downwind High542.91.1052
Chicago-Mac Upwind0.8814
Chicago-Mac All Purpose0.8943
Chicago-Mac Downwind0.9087
Bayview-Mac Cove Island0.8380
Bayview-Mac Shore0.8505
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching590.31.0165
Predominantly Reaching Low726.20.8263
Predominantly Reaching Medium585.41.0249
Predominantly Reaching High519.71.1545
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1130.30.5308
5-Band Low / Medium955.10.6282
5-Band Medium765.00.7843
5-Band Medium / High686.10.8746
5-Band High653.10.9187
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance684.7
Triple Number Coastal/Long Distance Low801.3
Triple Number Coastal/Long Distance Medium621.7
Triple Number Coastal/Long Distance High557.8
Triple Number Windward/Leeward Low1040.4
Triple Number Windward/Leeward Medium778.6
Triple Number Windward/Leeward High675.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7488
Triple Number Coastal/Long Distance Medium0.9651
Triple Number Coastal/Long Distance High1.0757
Triple Number Windward/Leeward Low0.5767
Triple Number Windward/Leeward Medium0.7706
Triple Number Windward/Leeward High0.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low801.3
Triple Number Coastal/Long Distance Medium621.7
Triple Number Coastal/Long Distance High557.8
Triple Number Windward/Leeward Low1040.4
Triple Number Windward/Leeward Medium778.6
Triple Number Windward/Leeward High675.4
Predominantly Upwind668.9
Predominantly Downwind647.4
Predominantly Reaching610.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7488
Triple Number Coastal/Long Distance Medium0.9651
Triple Number Coastal/Long Distance High1.0757
Triple Number Windward/Leeward Low0.5767
Triple Number Windward/Leeward Medium0.7706
Triple Number Windward/Leeward High0.8883
Coastal/Long Distance0.8763
Predominantly Upwind0.8971
Predominantly Downwind0.9267
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7488
Tretall Distanseseilas Mellomvind0.9651
Tretall Distanseseilas Mye vind1.0757
Tretall Pølsebane Lite vind0.5767
Tretall Pølsebane Mellomvind0.7706
Tretall Pølsebane Mye vind0.8883
Distanseseilas ett tall (OSN 8-16kn)0.8763
Distanseseilas ett tall (APH 6-20kn)0.9592
Enkeltall Motvind0.8971
Enkeltall Medvind0.9267
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Coastal/Long Distance684.70.8763
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind668.90.8971
Predominantly Downwind647.40.9267
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore657.40.9127
Cape Doctor Coastal547.21.0964
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7488
Triple Number Coastal/Long Distance Medium0.9651
Triple Number Coastal/Long Distance High1.0757
Triple Number Windward/Leeward Low0.5767
Triple Number Windward/Leeward Medium0.7706
Triple Number Windward/Leeward High0.8883
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7488
Triple Number Coastal/Long Distance Medium0.9651
Triple Number Coastal/Long Distance High1.0757
Triple Number Windward/Leeward Low0.5767
Triple Number Windward/Leeward Medium0.7706
Triple Number Windward/Leeward High0.8883
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Predominantly Upwind668.90.8971
Predominantly Downwind647.40.9267
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.70.8763
Triple Number Coastal/Long Distance Low801.30.7488
Triple Number Coastal/Long Distance Medium621.70.9651
Triple Number Coastal/Long Distance High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1149.6878.4733.7646.9600.8566.6518.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low801.30.7488
Triple Number All Purpose Medium621.70.9651
Triple Number All Purpose High557.81.0757
Triple Number Windward/Leeward Low1040.40.5767
Triple Number Windward/Leeward Medium778.60.7706
Triple Number Windward/Leeward High675.40.8883
Predominantly Upwind668.90.8971
Predominantly Downwind647.40.9267
Predominantly Upwind Low877.20.6840
Predominantly Upwind Medium685.30.8755
Predominantly Upwind High642.60.9337
Predominantly Downwind Low899.90.6668
Predominantly Downwind Medium651.30.9213
Predominantly Downwind High542.91.1052
Chicago-Mac Upwind0.8814
Chicago-Mac All Purpose0.8943
Chicago-Mac Downwind0.9087
Bayview-Mac Cove Island0.8380
Bayview-Mac Shore0.8505
Harvest Moon Regatta542.71.1055
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy659.90.9092
San Francisco Bay Medium764.30.7850
Predominantly Reaching590.31.0165
Predominantly Reaching Low726.20.8263
Predominantly Reaching Medium585.41.0249
Predominantly Reaching High519.71.1545
Windward/Leeward 60-40 Low1037.70.5782
Windward/Leeward 60-40 Medium793.10.7565
Windward/Leeward 60-40 High708.10.8473
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1130.30.5308
5-Band Low / Medium955.10.6282
5-Band Medium765.00.7843
5-Band Medium / High686.10.8746
5-Band High653.10.9187
ORC Ref  04560002TC9Issued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
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 L8.696LSM08.366Acc. 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 tensionFixedInner 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  04560002TC9Issued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
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 44.1601/06/2023
MIZZEN STAYSAIL
IdYSHFYSHWYSFLAreaMeas.DateCommentM-SS8.693.685.6928.35H62372
ORC Ref  04560002TC9Issued on 26/10/2023Valid until 27/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org