Club Certificate2025
CAROTUR 481
Turkiye
Sailing
Federation
www.tyf.org.tr/
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.5°42.5°39.9°37.7°36.4°36.0°35.8°36.0°37.3°
Beat VMG2.593.574.354.875.125.225.285.315.23
52°4.025.396.326.807.047.157.227.297.30
60°4.265.636.506.947.217.367.457.557.58
75°4.405.786.617.057.387.647.828.018.12
90°4.335.796.777.257.557.768.058.528.80
110°4.335.826.847.417.928.388.799.4610.12
120°4.155.646.707.297.838.399.0310.2711.42
135°3.555.006.176.917.417.948.5510.2413.45
150°2.934.195.306.246.887.327.758.7911.48
Run VMG2.543.634.595.406.006.446.837.619.94
Gybe Angles142.2°142.2°146.9°149.6°153.3°159.2°161.9°146.0°140.5°
APH ToD:553.7CDL: 8.868APH ToT: 1.0836CertNo:
BOAT
ClassILC 30DesignerJ/VBuilderAge date01/1999Series date01/1996Offset fileH3405E.OFFData fileTUR481
HULL
Length Overall9.490 mMaximum Beam3.258 mDraft2.071 mDisplacement2,824 kgDLR4.9410IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFeathering 2 bladesDiameter0.360m
CREW
Maximum weight595 kg(declared)Minimum weight465 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.8231.45Headsail Luffed22.5922.59Headsail FlyingSymmetricAsymmetric72.5172.51 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.08Storm Jib6.99Heavy Weather Jib18.85
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
IRC ENORSED 03Apr25
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.
Club Certificate2025
CAROTUR 481
Turkiye
Sailing
Federation
www.tyf.org.tr/
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1392.41007.8828.0738.9703.2689.3682.1678.1687.8
52°896.6668.5569.9529.2511.4503.5498.6493.8493.4
60°844.9638.9553.5518.6499.6489.4483.5477.0474.7
75°817.8623.3544.4510.7487.8471.2460.6449.2443.1
90°831.6621.6532.1496.6476.9463.8447.4422.6409.1
110°831.2618.7526.6485.8454.6429.5409.7380.7355.6
120°867.5638.4537.5494.2459.9428.9398.9350.6315.1
135°1013.6720.2583.2520.9485.5453.4421.2351.7267.7
150°1228.7860.1679.2577.3523.0491.9464.4409.5313.6
Run VMG1419.3993.1784.3666.6600.5559.2527.5472.9362.1
Selected Courses
Windward / Leeward1405.21000.4806.1702.8651.9624.2604.8575.5524.9
All purpose1060.7770.4636.4571.1536.8515.1497.8470.1436.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward680.80.8813
All purpose553.71.0836
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7884
Downwind "popa"0.9122
70% up, 30% down "Ilhabela"0.8219
30% up, 70% down "Ilhabela-inverso"0.8712
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Predominantly Upwind596.91.0053
Predominantly Downwind566.01.0600
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low703.40.8530
Triple Number AP Medium551.21.0886
Triple Number AP High491.81.2201
Triple Number Windward/Leeward Low943.20.6361
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Single Number Predominant Upwind619.80.9680
Single Number Predominant Reaching550.31.0903
Single Number Predominant Downwind588.21.0201
Predominant Upwind - Low842.20.7124
Predominant Upwind - Low/Med649.10.9243
Predominant Upwind - Medium579.51.0353
Predominant Upwind - Med/High544.81.1013
Predominant Upwind - High525.01.1428
Predominant Downwind Low852.90.7035
Predominant Downwind Low/Med636.50.9427
Predominant Downwind Medium548.71.0935
Predominant Downwind Med/High489.41.2259
Predominant Downwind High439.51.3653
Predominant Reaching Low754.90.7948
Predominant Reaching Low/Med583.31.0287
Predominant Reaching Medium518.71.1568
Predominant Reaching Med/High475.21.2626
Predominant Reaching High439.61.3649
SA/DSPL Upwind26.65SA/DSPL Downwind51.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1053.20.5697
5-Band Windward/Leeward Low/Med775.50.7737
5-Band Windward/Leeward Medium664.60.9028
5-Band Windward/Leeward Med/High607.10.9884
5-Band Windward/Leeward High571.81.0493
Windward/Leeward 60-40 Low1054.40.5691
Windward/Leeward 60-40 Low/Med781.40.7679
Windward/Leeward 60-40 Medium674.70.8892
Windward/Leeward 60-40 Med/High622.50.9638
Windward/Leeward 60-40 High593.51.0109
5-Band AP Low776.60.7726
5-Band AP Low/Med618.40.9702
5-Band AP Medium543.91.1032
5-Band AP Med/High499.41.2015
5-Band AP High469.21.2788
5-Band SF Bay Tour - Low906.90.6616
5-Band SF Bay Tour - Low/Med740.50.8102
5-Band SF Bay Tour - Medium639.60.9381
5-Band SF Bay Tour - Med/High586.31.0233
5-Band SF Bay Tour - High552.61.0858
Chicago-Mac Upwind0.9412
Chicago-Mac All Purpose0.9653
Chicago-Mac Downwind0.9830
Bayview-Mac Cove Island0.7120
Bayview-Mac Shore0.7174
Harvest Moon Regatta480.61.2484
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance601.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating601.20.9981
FinRating, kevyt tuuli1034.40.9668
FinRating, kova tuuli468.11.0681
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9981
Triple Number Coastal/Long Distance Low0.8530
Triple Number Coastal/Long Distance Medium1.0887
Triple Number Coastal/Long Distance High1.2201
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.8892
Triple Number Windward/Leeward High1.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
For information
General Purpose Handicap (GPH)619.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low703.4
Triple Number Coastal/Long Distance Medium551.1
Triple Number Coastal/Long Distance High491.8
Triple Number Windward/Leeward Low903.3
Triple Number Windward/Leeward Medium674.8
Triple Number Windward/Leeward High598.7
Predominantly Upwind596.9
Predominantly Downwind566.0
Predominantly Reaching540.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8530
Triple Number Coastal/Long Distance Medium1.0887
Triple Number Coastal/Long Distance High1.2201
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.8892
Triple Number Windward/Leeward High1.0022
Coastal/Long Distance0.9981
Predominantly Upwind1.0053
Predominantly Downwind1.0600
For information
General Purpose Handicap (GPH)619.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0836
Distanseseilas Trippeltall svak vind0.8530
Distanseseilas Trippeltall mellomvind1.0887
Distanseseilas Trippeltall sterk vind1.2201
Pølsebane Trippeltall svak vind0.6642
Pølsebane Trippeltall mellomvind0.8892
Pølsebane Trippeltall sterk vind1.0022
Motvind Singeltall1.0053
Medvind Singeltall1.0600
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Coastal/Long Distance601.20.9981
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind596.91.0053
Predominantly Downwind566.01.0600
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore540.11.1109
Cape Doctor Coastal446.91.3426
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8530
Triple Number Coastal/Long Distance Medium1.0887
Triple Number Coastal/Long Distance High1.2201
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.8892
Triple Number Windward/Leeward High1.0022
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8530
Triple Number Coastal/Long Distance Medium1.0887
Triple Number Coastal/Long Distance High1.2201
Triple Number Windward/Leeward Low0.6642
Triple Number Windward/Leeward Medium0.8892
Triple Number Windward/Leeward High1.0022
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Predominantly Upwind596.91.0053
Predominantly Downwind566.01.0600
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance601.20.9981
Triple Number Coastal/Long Distance Low703.40.8530
Triple Number Coastal/Long Distance Medium551.11.0887
Triple Number Coastal/Long Distance High491.81.2201
Triple Number Windward/Leeward Low903.30.6642
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1494.2999.7760.0638.2571.1534.7502.4447.4415.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low703.40.8530
Triple Number AP Medium551.21.0886
Triple Number AP High491.81.2201
Triple Number Windward/Leeward Low943.20.6361
Triple Number Windward/Leeward Medium674.80.8892
Triple Number Windward/Leeward High598.71.0022
Single Number Predominant Upwind619.80.9680
Single Number Predominant Reaching550.31.0903
Single Number Predominant Downwind588.21.0201
Predominant Upwind - Low842.20.7124
Predominant Upwind - Low/Med649.10.9243
Predominant Upwind - Medium579.51.0353
Predominant Upwind - Med/High544.81.1013
Predominant Upwind - High525.01.1428
Predominant Downwind Low852.90.7035
Predominant Downwind Low/Med636.50.9427
Predominant Downwind Medium548.71.0935
Predominant Downwind Med/High489.41.2259
Predominant Downwind High439.51.3653
Predominant Reaching Low754.90.7948
Predominant Reaching Low/Med583.31.0287
Predominant Reaching Medium518.71.1568
Predominant Reaching Med/High475.21.2626
Predominant Reaching High439.61.3649
SA/DSPL Upwind26.65SA/DSPL Downwind51.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1053.20.5697
5-Band Windward/Leeward Low/Med775.50.7737
5-Band Windward/Leeward Medium664.60.9028
5-Band Windward/Leeward Med/High607.10.9884
5-Band Windward/Leeward High571.81.0493
Windward/Leeward 60-40 Low1054.40.5691
Windward/Leeward 60-40 Low/Med781.40.7679
Windward/Leeward 60-40 Medium674.70.8892
Windward/Leeward 60-40 Med/High622.50.9638
Windward/Leeward 60-40 High593.51.0109
5-Band AP Low776.60.7726
5-Band AP Low/Med618.40.9702
5-Band AP Medium543.91.1032
5-Band AP Med/High499.41.2015
5-Band AP High469.21.2788
5-Band SF Bay Tour - Low906.90.6616
5-Band SF Bay Tour - Low/Med740.50.8102
5-Band SF Bay Tour - Medium639.60.9381
5-Band SF Bay Tour - Med/High586.31.0233
5-Band SF Bay Tour - High552.61.0858
Chicago-Mac Upwind0.9412
Chicago-Mac All Purpose0.9653
Chicago-Mac Downwind0.9830
Bayview-Mac Cove Island0.7120
Bayview-Mac Shore0.7174
Harvest Moon Regatta480.61.2484
Club Certificate2025
CAROTUR 481
Turkiye
Sailing
Federation
www.tyf.org.tr/
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassILC 30Measurement04/03/2009HINPlan reviewHull constructionCoredCarbon rudderYesLight stanchionsNoTrim tabNo
LOA9.490Max. Beam3.258Draft2.071Displacement2,824Wetted area18.11IMS L8.718LSM08.298Acc. length9.490Sink (kg/mm) 13.69
VCGD-0.091VCGM-0.108RM Rated (kg·m) 70.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight528Declared crew weight595
PROPELLER
Propeller TypeFeathering 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.360PBW0.098PIPA0.0032
EDL0.840ST10.042ST20.180
ST30.180ST40.112ST50.275
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders2Rotating mastNo
P12.030IG11.742ISP11.810MDT10.087MDL10.170MDT2MDL2TLTaperMW0.170GO0.190
E4.310J3.190BAS1.600FSD0.027SFJ0.090SPLWPLTPS3.830BD0.165MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date17/05/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
CAROTUR 481
Turkiye
Sailing
Federation
www.tyf.org.tr/
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.921.582.7330.82IRC ENDORSED 03Apr25
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.050.500.971.974.1711.02NoNo 22.59IRC ENDORSED 03Apr25
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA14.0512.1613.116.566.9694%72.51IRC ENDORSED 03Apr25