Club
Certificate
Non Spinnaker
2023

Boat

EPIC CIRCUS

USA 636

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°40.8°39.0°37.6°37.0°36.6°37.0°
Beat VMG3.434.214.785.095.235.305.36
52°5.226.236.847.137.287.377.45
60°5.506.477.027.317.497.607.72
75°5.686.637.157.497.767.968.19
90°5.536.557.137.517.868.178.64
110°4.886.046.867.367.788.209.05
120°4.575.736.617.197.628.058.95
135°3.945.086.026.767.257.668.52
150°3.334.365.246.036.687.147.87
Run VMG2.893.784.645.456.186.797.62
Gybe Angles144.8°146.0°176.6°178.4°179.3°179.3°179.8°

APH: 584.2

CDL: 9.276

GPH: 662.9

CertNo: USA636

BOAT
ClassJ 105DesignerJOHNSTONEBuilderTILLOTSON-PEARSONAge date07/2004Series date07/1991Offset fileH204+.OFFData fileUSA636NS
HULL
Length Overall10.570 mMaximum Beam3.346 mDraft2.001 mDisplacement3,893 kgDLR4.4865IMS DivisionPerformanceDynamic Allowance0.260%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight474 kgMinimum weight356 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.6934.39Headsail Luffed24.8824.88Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail9.86Storm Jib7.62Heavy Weather Jib20.57
SAIL LIMITS
Headsails5  Spinnakers0 * No 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  03330002NFTIssued on 01/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

EPIC CIRCUS

USA 636

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 VMG1050.9854.4753.2707.1688.9678.8671.8
52°689.5578.1526.5504.6494.7488.8482.9
60°654.7556.5513.2492.4480.6474.0466.5
75°634.3543.2503.4480.6463.8452.0439.6
90°651.0549.9504.6479.1458.3440.8416.6
110°737.0596.3525.0489.2462.8439.1397.9
120°787.6628.5544.4500.9472.7447.4402.2
135°912.6708.8598.1532.9496.3469.9422.8
150°1080.4825.1686.7597.1539.3504.3457.7
Run VMG1247.5952.7775.5660.2582.5530.3472.5
Selected Courses
Windward / Leeward1149.2903.5764.4683.7635.7604.5572.2
All purpose871.6699.8609.8559.6529.4508.6481.4
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward722.00.8310
All purpose584.21.0270
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7770
Downwind "popa"0.8044
70% up, 30% down "Ilhabela"0.7851
30% up, 70% down "Ilhabela-inverso"0.7960
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Predominantly Upwind615.50.9749
Predominantly Downwind617.60.9715
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low785.60.7637
Triple Number All Purpose Medium580.51.0336
Triple Number All Purpose High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Predominantly Upwind615.50.9749
Predominantly Downwind617.60.9715
Predominantly Upwind Low836.10.7176
Predominantly Upwind Medium619.80.9681
Predominantly Upwind High572.61.0479
Predominantly Downwind Low914.10.6564
Predominantly Downwind Medium624.60.9607
Predominantly Downwind High493.21.2166
Chicago-Mac Upwind0.9571
Chicago-Mac All Purpose0.9523
Chicago-Mac Downwind0.9500
Bayview-Mac Cove Island0.8809
Bayview-Mac Shore0.9030
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching555.41.0804
Predominantly Reaching Low715.70.8384
Predominantly Reaching Medium555.31.0804
Predominantly Reaching High474.21.2653
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1130.30.5309
5-Band Low / Medium926.00.6480
5-Band Medium700.80.8562
5-Band Medium / High611.00.9820
5-Band High577.81.0385
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance640.2
Triple Number Coastal/Long Distance Low785.6
Triple Number Coastal/Long Distance Medium580.5
Triple Number Coastal/Long Distance High503.6
Triple Number Windward/Leeward Low1026.3
Triple Number Windward/Leeward Medium716.9
Triple Number Windward/Leeward High600.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7637
Triple Number Coastal/Long Distance Medium1.0336
Triple Number Coastal/Long Distance High1.1915
Triple Number Windward/Leeward Low0.5846
Triple Number Windward/Leeward Medium0.8369
Triple Number Windward/Leeward High0.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low785.6
Triple Number Coastal/Long Distance Medium580.5
Triple Number Coastal/Long Distance High503.6
Triple Number Windward/Leeward Low1026.3
Triple Number Windward/Leeward Medium716.9
Triple Number Windward/Leeward High600.2
Predominantly Upwind615.5
Predominantly Downwind617.6
Predominantly Reaching578.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7637
Triple Number Coastal/Long Distance Medium1.0336
Triple Number Coastal/Long Distance High1.1915
Triple Number Windward/Leeward Low0.5846
Triple Number Windward/Leeward Medium0.8369
Triple Number Windward/Leeward High0.9997
Coastal/Long Distance0.9372
Predominantly Upwind0.9749
Predominantly Downwind0.9715
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7637
Tretall Distanseseilas Mellomvind1.0336
Tretall Distanseseilas Mye vind1.1915
Tretall Pølsebane Lite vind0.5846
Tretall Pølsebane Mellomvind0.8369
Tretall Pølsebane Mye vind0.9997
Distanseseilas ett tall (OSN 8-16kn)0.9372
Distanseseilas ett tall (APH 6-20kn)1.0270
Enkeltall Motvind0.9749
Enkeltall Medvind0.9715
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Coastal/Long Distance640.20.9372
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind615.50.9749
Predominantly Downwind617.60.9715
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore581.91.0311
Cape Doctor Coastal489.51.2257
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7637
Triple Number Coastal/Long Distance Medium1.0336
Triple Number Coastal/Long Distance High1.1915
Triple Number Windward/Leeward Low0.5846
Triple Number Windward/Leeward Medium0.8369
Triple Number Windward/Leeward High0.9997
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7637
Triple Number Coastal/Long Distance Medium1.0336
Triple Number Coastal/Long Distance High1.1915
Triple Number Windward/Leeward Low0.5846
Triple Number Windward/Leeward Medium0.8369
Triple Number Windward/Leeward High0.9997
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Predominantly Upwind615.50.9749
Predominantly Downwind617.60.9715
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.20.9372
Triple Number Coastal/Long Distance Low785.60.7637
Triple Number Coastal/Long Distance Medium580.51.0336
Triple Number Coastal/Long Distance High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1159.0850.8689.2597.6550.1514.8460.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low785.60.7637
Triple Number All Purpose Medium580.51.0336
Triple Number All Purpose High503.61.1915
Triple Number Windward/Leeward Low1026.30.5846
Triple Number Windward/Leeward Medium716.90.8369
Triple Number Windward/Leeward High600.20.9997
Predominantly Upwind615.50.9749
Predominantly Downwind617.60.9715
Predominantly Upwind Low836.10.7176
Predominantly Upwind Medium619.80.9681
Predominantly Upwind High572.61.0479
Predominantly Downwind Low914.10.6564
Predominantly Downwind Medium624.60.9607
Predominantly Downwind High493.21.2166
Chicago-Mac Upwind0.9571
Chicago-Mac All Purpose0.9523
Chicago-Mac Downwind0.9500
Bayview-Mac Cove Island0.8809
Bayview-Mac Shore0.9030
Harvest Moon Regatta505.31.1874
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy591.11.0151
San Francisco Bay Medium712.00.8427
Predominantly Reaching555.41.0804
Predominantly Reaching Low715.70.8384
Predominantly Reaching Medium555.31.0804
Predominantly Reaching High474.21.2653
Windward/Leeward 60-40 Low1011.60.5931
Windward/Leeward 60-40 Medium721.50.8316
Windward/Leeward 60-40 High626.90.9571
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1130.30.5309
5-Band Low / Medium926.00.6480
5-Band Medium700.80.8562
5-Band Medium / High611.00.9820
5-Band High577.81.0385
ORC Ref  03330002NFTIssued on 01/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

EPIC CIRCUS

USA 636

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 L9.632LSM09.537Acc. 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 furlerYesMainsail 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  03330002NFTIssued on 01/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

EPIC CIRCUS

USA 636

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentQ Main0.160.931.672.893.7833.6918/01/2023113412
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentClass Jib0.080.561.042.023.074.1512.06YesNo 24.8818/01/2023173437
ORC Ref  03330002NFTIssued on 01/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org