Club
Certificate
2023

Boat

BLUR

USA 51682

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 Angles42.7°40.6°38.2°37.0°36.4°36.0°35.8°
Beat VMG3.684.485.025.265.395.475.55
52°5.596.567.067.297.417.507.60
60°5.876.767.217.467.617.727.85
75°6.036.887.327.657.908.078.29
90°5.886.817.347.688.038.328.74
110°5.736.897.518.018.448.809.39
120°5.576.757.437.988.529.0510.13
135°5.006.237.087.638.198.7710.28
150°4.235.396.357.037.447.828.66
Run VMG3.664.675.506.096.456.917.72
Gybe Angles143.9°147.5°148.7°149.6°149.6°173.9°174.8°

APH: 540.7

CDL: 9.603

GPH: 605.8

CertNo: US5168

BOAT
ClassJ 105DesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date07/1995Series date01/1995Offset fileH204+.offData fileUSA51682
HULL
Length Overall10.570 mMaximum Beam3.346 mDraft2.001 mDisplacement3,893 kgDLR4.4865IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight636 kgMinimum weight477 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.2933.95Headsail Luffed38.5438.54Headsail FlyingSymmetricAsymmetric88.8288.82 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.86Storm Jib7.62Heavy Weather Jib20.57
SAIL LIMITS
Headsails5  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  04560002MV3Issued on 26/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLUR

USA 51682

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 VMG977.7803.4717.7684.4667.9658.1649.2
52°644.2548.5510.0493.9485.8480.3473.9
60°613.5532.2499.3482.3473.0466.5458.7
75°596.9523.2491.5470.8455.6446.2434.4
90°612.7528.7490.4468.5448.5432.7412.1
110°627.8522.6479.3449.6426.5409.2383.3
120°646.1533.4484.8451.2422.7397.6355.4
135°719.6577.9508.7471.9439.7410.3350.1
150°850.7668.2566.7512.2483.6460.1415.7
Run VMG982.3771.6654.3591.5558.4521.0466.4
Selected Courses
Windward / Leeward980.0787.5686.0637.9613.2589.6557.8
All purpose756.6622.5557.0523.8502.8485.6459.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward665.80.9012
All purpose540.71.1097
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8142
Downwind "popa"0.9240
70% up, 30% down "Ilhabela"0.8443
30% up, 70% down "Ilhabela-inverso"0.8881
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Predominantly Upwind580.41.0338
Predominantly Downwind554.41.0823
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low689.50.8702
Triple Number All Purpose Medium537.81.1156
Triple Number All Purpose High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Predominantly Upwind580.41.0338
Predominantly Downwind554.41.0823
Predominantly Upwind Low757.50.7921
Predominantly Upwind Medium595.51.0076
Predominantly Upwind High556.21.0787
Predominantly Downwind Low760.80.7886
Predominantly Downwind Medium555.01.0810
Predominantly Downwind High465.21.2896
Chicago-Mac Upwind1.0173
Chicago-Mac All Purpose1.0385
Chicago-Mac Downwind1.0644
Bayview-Mac Cove Island0.9695
Bayview-Mac Shore0.9817
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching515.81.1632
Predominantly Reaching Low628.80.9542
Predominantly Reaching Medium512.41.1711
Predominantly Reaching High446.31.3444
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low965.20.6216
5-Band Low / Medium808.30.7423
5-Band Medium650.20.9228
5-Band Medium / High592.31.0130
5-Band High563.31.0651
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance587.3
Triple Number Coastal/Long Distance Low689.5
Triple Number Coastal/Long Distance Medium537.8
Triple Number Coastal/Long Distance High480.1
Triple Number Windward/Leeward Low883.8
Triple Number Windward/Leeward Medium660.2
Triple Number Windward/Leeward High583.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8702
Triple Number Coastal/Long Distance Medium1.1156
Triple Number Coastal/Long Distance High1.2498
Triple Number Windward/Leeward Low0.6789
Triple Number Windward/Leeward Medium0.9088
Triple Number Windward/Leeward High1.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low689.5
Triple Number Coastal/Long Distance Medium537.8
Triple Number Coastal/Long Distance High480.1
Triple Number Windward/Leeward Low883.8
Triple Number Windward/Leeward Medium660.2
Triple Number Windward/Leeward High583.5
Predominantly Upwind580.4
Predominantly Downwind554.4
Predominantly Reaching529.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8702
Triple Number Coastal/Long Distance Medium1.1156
Triple Number Coastal/Long Distance High1.2498
Triple Number Windward/Leeward Low0.6789
Triple Number Windward/Leeward Medium0.9088
Triple Number Windward/Leeward High1.0282
Coastal/Long Distance1.0217
Predominantly Upwind1.0338
Predominantly Downwind1.0823
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8702
Tretall Distanseseilas Mellomvind1.1156
Tretall Distanseseilas Mye vind1.2498
Tretall Pølsebane Lite vind0.6789
Tretall Pølsebane Mellomvind0.9088
Tretall Pølsebane Mye vind1.0282
Distanseseilas ett tall (OSN 8-16kn)1.0217
Distanseseilas ett tall (APH 6-20kn)1.1097
Enkeltall Motvind1.0338
Enkeltall Medvind1.0823
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Coastal/Long Distance587.31.0217
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind580.41.0338
Predominantly Downwind554.41.0823
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore567.31.0576
Cape Doctor Coastal467.31.2840
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8702
Triple Number Coastal/Long Distance Medium1.1156
Triple Number Coastal/Long Distance High1.2498
Triple Number Windward/Leeward Low0.6789
Triple Number Windward/Leeward Medium0.9088
Triple Number Windward/Leeward High1.0282
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8702
Triple Number Coastal/Long Distance Medium1.1156
Triple Number Coastal/Long Distance High1.2498
Triple Number Windward/Leeward Low0.6789
Triple Number Windward/Leeward Medium0.9088
Triple Number Windward/Leeward High1.0282
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Predominantly Upwind580.41.0338
Predominantly Downwind554.41.0823
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance587.31.0217
Triple Number Coastal/Long Distance Low689.50.8702
Triple Number Coastal/Long Distance Medium537.81.1156
Triple Number Coastal/Long Distance High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance980.2743.1623.0557.7522.1490.5439.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low689.50.8702
Triple Number All Purpose Medium537.81.1156
Triple Number All Purpose High480.11.2498
Triple Number Windward/Leeward Low883.80.6789
Triple Number Windward/Leeward Medium660.20.9088
Triple Number Windward/Leeward High583.51.0282
Predominantly Upwind580.41.0338
Predominantly Downwind554.41.0823
Predominantly Upwind Low757.50.7921
Predominantly Upwind Medium595.51.0076
Predominantly Upwind High556.21.0787
Predominantly Downwind Low760.80.7886
Predominantly Downwind Medium555.01.0810
Predominantly Downwind High465.21.2896
Chicago-Mac Upwind1.0173
Chicago-Mac All Purpose1.0385
Chicago-Mac Downwind1.0644
Bayview-Mac Cove Island0.9695
Bayview-Mac Shore0.9817
Harvest Moon Regatta471.51.2727
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy563.91.0640
San Francisco Bay Medium648.20.9257
Predominantly Reaching515.81.1632
Predominantly Reaching Low628.80.9542
Predominantly Reaching Medium512.41.1711
Predominantly Reaching High446.31.3444
Windward/Leeward 60-40 Low885.10.6779
Windward/Leeward 60-40 Medium674.20.8899
Windward/Leeward 60-40 High608.60.9858
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low965.20.6216
5-Band Low / Medium808.30.7423
5-Band Medium650.20.9228
5-Band Medium / High592.31.0130
5-Band High563.31.0651
ORC Ref  04560002MV3Issued on 26/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLUR

USA 51682

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 105MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.346Draft2.001Displacement3,893Wetted area22.97IMS L9.685LSM09.537Acc. length10.570Sink (kg/mm) 17.32
VCGD-0.078VCGM-0.093RM Rated (kg·m) 100.4Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.098PIPA0.0031
PSD0.025PHD0.049PHL0.138
PSA16.5°ESL0.915
ST10.019ST20.092ST30.092
ST40.046ST50.186
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.650IG12.223ISP12.604MDT10.101MDL10.165MDT20.101MDL20.101TL1.899MW0.165GO0.205
E4.450J4.131BAS1.552FSD0.029SFJ0.000SPL0.000WPLTPS5.820BD0.129MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.078Flotation Date01/01/2020MeasurerComment
SFFP0.966FFMFF1.135LCFcl6.011SG1.0230
SAFP10.056FAMFA0.729LCFsh6.245HBI0.933
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002MV3Issued on 26/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLUR

USA 51682

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.150.971.692.823.6933.2902/07/2022* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment155%0.050.781.543.124.746.3712.22NoNo 38.5402/07/20221050.082.024.1912.15YesNo 25.58* Copied from legacy *
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentRunner15.0811.6013.348.047.79103%88.8202/07/2022
ORC Ref  04560002MV3Issued on 26/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org