Club
Certificate
2023

Boat

T-REX

USA 183

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 Angles42.9°40.8°39.3°38.2°37.8°37.8°38.2°
Beat VMG3.223.954.444.664.764.814.81
52°4.915.836.386.616.706.766.80
60°5.176.056.556.796.896.967.02
75°5.326.206.696.977.167.267.38
90°5.316.306.807.037.277.487.76
110°5.306.356.937.327.637.878.23
120°5.106.186.837.277.668.038.73
135°4.555.636.446.957.387.828.86
150°3.784.865.806.526.987.388.24
Run VMG3.274.215.035.776.386.847.60
Gybe Angles145.1°150.2°152.9°160.4°174.8°178.1°179.0°

APH: 596.9

CDL: 7.959

GPH: 670.8

CertNo: US7514

BOAT
ClassTartan 10DesignerS&SBuilderTartanAge date01/1979Series date04/1978Offset fileUS9160.OFFData fileUSA183
HULL
Length Overall10.116 mMaximum Beam2.847 mDraft1.791 mDisplacement3,082 kgDLR5.6229IMS DivisionPerformanceDynamic Allowance0.190%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.305m
CREW
Maximum weight511 kgMinimum weight383 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.2130.92Headsail Luffed21.4621.46Headsail FlyingSymmetric57.3657.36Asymmetric
STORM SAIL AREAS (m²)
Trysail9.01Storm Jib5.82Heavy Weather Jib15.69
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  04560002T8IIssued on 23/10/2023Valid until 01/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

T-REX

USA 183

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 VMG1117.7911.9810.4772.7756.9749.2748.9
52°733.7617.6564.4544.9537.1532.5529.2
60°696.7594.7549.5530.3522.2517.2513.0
75°676.4580.4538.3516.4503.1495.6487.5
90°678.1571.6529.2511.9495.0481.0464.1
110°679.9567.1519.8492.1471.8457.4437.2
120°705.3582.6527.2495.1469.9448.3412.2
135°791.6640.0558.6517.8487.5460.1406.1
150°953.3740.7621.0552.5516.1487.8437.1
Run VMG1100.8855.2715.4624.1564.1526.2473.5
Selected Courses
Windward / Leeward1109.3883.6762.9698.4660.5637.7611.2
All purpose849.5692.7614.6575.3552.0536.0513.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward732.30.8193
All purpose596.91.0051
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7158
Downwind "popa"0.8643
70% up, 30% down "Ilhabela"0.7547
30% up, 70% down "Ilhabela-inverso"0.8137
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Predominantly Upwind646.40.9283
Predominantly Downwind606.30.9897
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low771.10.7781
Triple Number All Purpose Medium592.41.0129
Triple Number All Purpose High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Predominantly Upwind646.40.9283
Predominantly Downwind606.30.9897
Predominantly Upwind Low855.20.7016
Predominantly Upwind Medium665.10.9021
Predominantly Upwind High626.80.9572
Predominantly Downwind Low848.20.7074
Predominantly Downwind Medium600.50.9991
Predominantly Downwind High496.01.2098
Chicago-Mac Upwind0.9126
Chicago-Mac All Purpose0.9391
Chicago-Mac Downwind0.9720
Bayview-Mac Cove Island0.8728
Bayview-Mac Shore0.8813
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching568.01.0563
Predominantly Reaching Low697.50.8602
Predominantly Reaching Medium562.31.0670
Predominantly Reaching High496.71.2080
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1091.90.5495
5-Band Low / Medium906.80.6616
5-Band Medium713.10.8414
5-Band Medium / High642.10.9344
5-Band High615.80.9744
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance649.7
Triple Number Coastal/Long Distance Low771.1
Triple Number Coastal/Long Distance Medium592.4
Triple Number Coastal/Long Distance High531.6
Triple Number Windward/Leeward Low996.3
Triple Number Windward/Leeward Medium725.9
Triple Number Windward/Leeward High633.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium1.0129
Triple Number Coastal/Long Distance High1.1286
Triple Number Windward/Leeward Low0.6022
Triple Number Windward/Leeward Medium0.8266
Triple Number Windward/Leeward High0.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low771.1
Triple Number Coastal/Long Distance Medium592.4
Triple Number Coastal/Long Distance High531.6
Triple Number Windward/Leeward Low996.3
Triple Number Windward/Leeward Medium725.9
Triple Number Windward/Leeward High633.4
Predominantly Upwind646.4
Predominantly Downwind606.3
Predominantly Reaching581.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium1.0129
Triple Number Coastal/Long Distance High1.1286
Triple Number Windward/Leeward Low0.6022
Triple Number Windward/Leeward Medium0.8266
Triple Number Windward/Leeward High0.9472
Coastal/Long Distance0.9235
Predominantly Upwind0.9283
Predominantly Downwind0.9897
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7781
Tretall Distanseseilas Mellomvind1.0129
Tretall Distanseseilas Mye vind1.1286
Tretall Pølsebane Lite vind0.6022
Tretall Pølsebane Mellomvind0.8266
Tretall Pølsebane Mye vind0.9472
Distanseseilas ett tall (OSN 8-16kn)0.9235
Distanseseilas ett tall (APH 6-20kn)1.0051
Enkeltall Motvind0.9283
Enkeltall Medvind0.9897
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Coastal/Long Distance649.70.9235
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind646.40.9283
Predominantly Downwind606.30.9897
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore619.10.9691
Cape Doctor Coastal520.41.1530
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium1.0129
Triple Number Coastal/Long Distance High1.1286
Triple Number Windward/Leeward Low0.6022
Triple Number Windward/Leeward Medium0.8266
Triple Number Windward/Leeward High0.9472
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium1.0129
Triple Number Coastal/Long Distance High1.1286
Triple Number Windward/Leeward Low0.6022
Triple Number Windward/Leeward Medium0.8266
Triple Number Windward/Leeward High0.9472
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Predominantly Upwind646.40.9283
Predominantly Downwind606.30.9897
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance649.70.9235
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium592.41.0129
Triple Number Coastal/Long Distance High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1108.4831.3689.8613.3572.6540.9490.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low771.10.7781
Triple Number All Purpose Medium592.41.0129
Triple Number All Purpose High531.61.1286
Triple Number Windward/Leeward Low996.30.6022
Triple Number Windward/Leeward Medium725.90.8266
Triple Number Windward/Leeward High633.40.9472
Predominantly Upwind646.40.9283
Predominantly Downwind606.30.9897
Predominantly Upwind Low855.20.7016
Predominantly Upwind Medium665.10.9021
Predominantly Upwind High626.80.9572
Predominantly Downwind Low848.20.7074
Predominantly Downwind Medium600.50.9991
Predominantly Downwind High496.01.2098
Chicago-Mac Upwind0.9126
Chicago-Mac All Purpose0.9391
Chicago-Mac Downwind0.9720
Bayview-Mac Cove Island0.8728
Bayview-Mac Shore0.8813
Harvest Moon Regatta517.11.1603
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy622.40.9640
San Francisco Bay Medium720.50.8328
Predominantly Reaching568.01.0563
Predominantly Reaching Low697.50.8602
Predominantly Reaching Medium562.31.0670
Predominantly Reaching High496.71.2080
Windward/Leeward 60-40 Low1000.10.5999
Windward/Leeward 60-40 Medium748.70.8014
Windward/Leeward 60-40 High673.40.8910
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1091.90.5495
5-Band Low / Medium906.80.6616
5-Band Medium713.10.8414
5-Band Medium / High642.10.9344
5-Band High615.80.9744
ORC Ref  04560002T8IIssued on 23/10/2023Valid until 01/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

T-REX

USA 183

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassTartan 10Measurement16/10/2023HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.116Max. Beam2.847Draft1.791Displacement3,082Wetted area18.83IMS L8.448LSM08.183Acc. length9.252Sink (kg/mm) 13.50
VCGD-0.005VCGM0.000RM Rated (kg·m) 61.6Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.305PBW0.060PIPA0.0051
PSD0.018PHD0.040PHL0.130
PSA21.0°ESL2.500
ST10.023ST20.070ST30.075
ST40.040ST50.093
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P12.270IG10.780ISP10.800MDT10.116MDL10.186MDT20.116MDL20.186TL0.000MW0.186GO0.186
E4.192J3.650BAS1.296FSD0.000SFJ0.205SPL3.780WPLTPSBD0.119MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date16/10/2023MeasurerComment
SFFP0.637FFMFF1.166LCFcl5.724SG1.0150
SAFP9.226FAMFA0.997LCFsh5.894HBI1.038
W150.1W250.1W350.1W450.1LCFD4.041
PD1278.6PD2275.5PD3275.4PD4278.4
WD4.297PLM9000.00GSA1.0RSA1.0RM61.2
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Port aft tankFuel45177.160.00Total deductible147.160.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG2Battery12V West Marine engine battery256.160.001Battery12V AGM deep cycle 75 Ah house battery254.860.00Total deductible0
ORC Ref  04560002T8IIssued on 23/10/2023Valid until 01/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

T-REX

USA 183

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.180.911.592.603.4630.2130/09/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentBack-Up Jib0.090.581.081.982.933.8410.83NoNo 21.4619/09/202221201500.050.551.051.962.913.8510.74NoNo 21.0930/09/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment010.5910.5910.596.506.5057.3630/09/2021
ORC Ref  04560002T8IIssued on 23/10/2023Valid until 01/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org