Club Certificate2025
CastorBUL-523
ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
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 Angles41.6°41.6°40.5°38.5°37.4°37.3°37.4°38.3°40.5°
Beat VMG2.253.053.634.034.244.304.324.284.13
52°3.444.565.295.665.855.955.986.015.96
60°3.624.755.435.775.976.096.156.216.20
75°3.714.845.525.876.106.286.406.546.61
90°3.604.755.495.936.176.366.556.837.00
110°3.494.715.566.026.356.626.857.207.48
120°3.334.555.445.956.316.636.947.578.09
135°2.984.135.065.726.116.456.787.558.79
150°2.503.574.515.295.826.176.487.128.01
Run VMG2.153.093.924.625.245.686.026.607.20
Gybe Angles148.3°148.3°152.3°155.9°163.9°170.9°177.2°177.7°174.8°
APH ToD:667.6CDL: 6.206APH ToT: 0.8988CertNo:032/25
BOAT
ClassConrad 25RTDesignerDoug PetersonBuilderGdansk /PL/Age date01/1986Series date01/1976Offset fileC760.offData fileBUL523
HULL
Length Overall7.650 mMaximum Beam2.756 mDraft1.527 mDisplacement1,608 kgDLR7.5138IMS DivisionCruiser/RacerDynamic Allowance0.060%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight331 kg(default)Minimum weight201 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail14.3214.53Headsail Luffed20.0720.07Headsail FlyingSymmetric40.1840.18Asymmetric
STORM SAIL AREAS (m²)
Trysail4.52Storm Jib4.17Heavy Weather Jib11.26
SAIL LIMITS
Headsails5Spinnakers4
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.
Club Certificate2025
CastorBUL-523
ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
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 VMG1596.71180.7991.3892.6849.5836.9832.6841.5871.7
52°1046.7789.2681.2636.4615.1605.5601.6599.2603.9
60°994.2758.0662.4623.7603.0591.1585.8579.9580.5
75°970.3743.1652.2613.4590.1573.5562.4550.9544.4
90°1000.5758.0655.7607.4583.2566.1549.6527.3514.7
110°1031.0764.0647.5598.3567.2543.5525.2499.8481.1
120°1079.7790.7661.5605.4570.8542.7518.5475.4444.9
135°1208.3871.1711.8629.0588.8558.1530.8476.5409.5
150°1442.31009.6797.9680.3618.6583.9555.7505.5449.4
Run VMG1670.71165.8919.2778.6686.8633.5597.6545.5500.2
Selected Courses
Windward / Leeward1631.31173.2955.2835.6768.2735.2715.1693.5686.0
All purpose1249.7916.5763.9686.6645.5622.6606.5584.6569.9
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward805.00.7454
All purpose667.60.8988
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6537
Downwind "popa"0.7884
70% up, 30% down "Ilhabela"0.6890
30% up, 70% down "Ilhabela-inverso"0.7425
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Predominantly Upwind719.00.8345
Predominantly Downwind676.20.8873
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low840.20.7141
Triple Number AP Medium663.40.9044
Triple Number AP High602.30.9962
Triple Number Windward/Leeward Low1109.20.5409
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Single Number Predominant Upwind745.80.8045
Single Number Predominant Reaching667.30.8992
Single Number Predominant Downwind704.50.8517
Predominant Upwind - Low995.10.6030
Predominant Upwind - Low/Med778.50.7707
Predominant Upwind - Medium698.10.8594
Predominant Upwind - Med/High662.00.9064
Predominant Upwind - High649.90.9233
Predominant Downwind Low1013.90.5918
Predominant Downwind Low/Med760.20.7893
Predominant Downwind Medium653.90.9176
Predominant Downwind Med/High589.31.0182
Predominant Downwind High549.21.0925
Predominant Reaching Low903.90.6638
Predominant Reaching Low/Med704.60.8515
Predominant Reaching Medium627.50.9562
Predominant Reaching Med/High581.91.0311
Predominant Reaching High553.21.0845
SA/DSPL Upwind25.02SA/DSPL Downwind39.65
Scoring OptionTODTOT
5-Band Windward/Leeward Low1233.80.4863
5-Band Windward/Leeward Low/Med917.50.6539
5-Band Windward/Leeward Medium785.10.7642
5-Band Windward/Leeward Med/High719.30.8341
5-Band Windward/Leeward High695.90.8621
Windward/Leeward 60-40 Low1234.50.4860
Windward/Leeward 60-40 Low/Med926.70.6474
Windward/Leeward 60-40 Medium801.10.7490
Windward/Leeward 60-40 Med/High742.70.8079
Windward/Leeward 60-40 High725.80.8267
5-Band AP Low927.10.6471
5-Band AP Low/Med741.60.8090
5-Band AP Medium655.10.9159
5-Band AP Med/High608.80.9856
5-Band AP High585.91.0241
5-Band SF Bay Tour - Low1069.40.5611
5-Band SF Bay Tour - Low/Med880.60.6813
5-Band SF Bay Tour - Medium762.60.7868
5-Band SF Bay Tour - Med/High705.20.8509
5-Band SF Bay Tour - High683.10.8783
Chicago-Mac Upwind0.7832
Chicago-Mac All Purpose0.8051
Chicago-Mac Downwind0.8229
Bayview-Mac Cove Island0.6017
Bayview-Mac Shore0.6061
Harvest Moon Regatta587.31.0217
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance721.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating721.50.8316
FinRating, kevyt tuuli1214.80.8232
FinRating, kova tuuli589.30.8484
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8316
Triple Number Coastal/Long Distance Low0.7141
Triple Number Coastal/Long Distance Medium0.9045
Triple Number Coastal/Long Distance High0.9962
Triple Number Windward/Leeward Low0.5638
Triple Number Windward/Leeward Medium0.7519
Triple Number Windward/Leeward High0.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
For information
General Purpose Handicap (GPH)745.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low840.2
Triple Number Coastal/Long Distance Medium663.3
Triple Number Coastal/Long Distance High602.3
Triple Number Windward/Leeward Low1064.2
Triple Number Windward/Leeward Medium798.0
Triple Number Windward/Leeward High712.0
Predominantly Upwind719.0
Predominantly Downwind676.2
Predominantly Reaching653.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7141
Triple Number Coastal/Long Distance Medium0.9045
Triple Number Coastal/Long Distance High0.9962
Triple Number Windward/Leeward Low0.5638
Triple Number Windward/Leeward Medium0.7519
Triple Number Windward/Leeward High0.8427
Coastal/Long Distance0.8316
Predominantly Upwind0.8345
Predominantly Downwind0.8873
For information
General Purpose Handicap (GPH)745.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8988
Distanseseilas Trippeltall svak vind0.7141
Distanseseilas Trippeltall mellomvind0.9045
Distanseseilas Trippeltall sterk vind0.9962
Pølsebane Trippeltall svak vind0.5638
Pølsebane Trippeltall mellomvind0.7519
Pølsebane Trippeltall sterk vind0.8427
Motvind Singeltall0.8345
Medvind Singeltall0.8873
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Coastal/Long Distance721.50.8316
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind719.00.8345
Predominantly Downwind676.20.8873
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore688.20.8718
Cape Doctor Coastal574.31.0447
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7141
Triple Number Coastal/Long Distance Medium0.9045
Triple Number Coastal/Long Distance High0.9962
Triple Number Windward/Leeward Low0.5638
Triple Number Windward/Leeward Medium0.7519
Triple Number Windward/Leeward High0.8427
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7141
Triple Number Coastal/Long Distance Medium0.9045
Triple Number Coastal/Long Distance High0.9962
Triple Number Windward/Leeward Low0.5638
Triple Number Windward/Leeward Medium0.7519
Triple Number Windward/Leeward High0.8427
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Predominantly Upwind719.00.8345
Predominantly Downwind676.20.8873
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance721.50.8316
Triple Number Coastal/Long Distance Low840.20.7141
Triple Number Coastal/Long Distance Medium663.30.9045
Triple Number Coastal/Long Distance High602.30.9962
Triple Number Windward/Leeward Low1064.20.5638
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1726.61172.5903.1763.0685.0645.2612.9558.6541.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low840.20.7141
Triple Number AP Medium663.40.9044
Triple Number AP High602.30.9962
Triple Number Windward/Leeward Low1109.20.5409
Triple Number Windward/Leeward Medium798.00.7519
Triple Number Windward/Leeward High712.00.8427
Single Number Predominant Upwind745.80.8045
Single Number Predominant Reaching667.30.8992
Single Number Predominant Downwind704.50.8517
Predominant Upwind - Low995.10.6030
Predominant Upwind - Low/Med778.50.7707
Predominant Upwind - Medium698.10.8594
Predominant Upwind - Med/High662.00.9064
Predominant Upwind - High649.90.9233
Predominant Downwind Low1013.90.5918
Predominant Downwind Low/Med760.20.7893
Predominant Downwind Medium653.90.9176
Predominant Downwind Med/High589.31.0182
Predominant Downwind High549.21.0925
Predominant Reaching Low903.90.6638
Predominant Reaching Low/Med704.60.8515
Predominant Reaching Medium627.50.9562
Predominant Reaching Med/High581.91.0311
Predominant Reaching High553.21.0845
SA/DSPL Upwind25.02SA/DSPL Downwind39.65
Scoring OptionTODTOT
5-Band Windward/Leeward Low1233.80.4863
5-Band Windward/Leeward Low/Med917.50.6539
5-Band Windward/Leeward Medium785.10.7642
5-Band Windward/Leeward Med/High719.30.8341
5-Band Windward/Leeward High695.90.8621
Windward/Leeward 60-40 Low1234.50.4860
Windward/Leeward 60-40 Low/Med926.70.6474
Windward/Leeward 60-40 Medium801.10.7490
Windward/Leeward 60-40 Med/High742.70.8079
Windward/Leeward 60-40 High725.80.8267
5-Band AP Low927.10.6471
5-Band AP Low/Med741.60.8090
5-Band AP Medium655.10.9159
5-Band AP Med/High608.80.9856
5-Band AP High585.91.0241
5-Band SF Bay Tour - Low1069.40.5611
5-Band SF Bay Tour - Low/Med880.60.6813
5-Band SF Bay Tour - Medium762.60.7868
5-Band SF Bay Tour - Med/High705.20.8509
5-Band SF Bay Tour - High683.10.8783
Chicago-Mac Upwind0.7832
Chicago-Mac All Purpose0.8051
Chicago-Mac Downwind0.8229
Bayview-Mac Cove Island0.6017
Bayview-Mac Shore0.6061
Harvest Moon Regatta587.31.0217
Club Certificate2025
CastorBUL-523
ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassConrad 25RTMeasurement23/05/2012HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.650Max. Beam2.756Draft1.527Displacement1,608Wetted area11.31IMS L6.232LSM05.980Acc. length7.650Sink (kg/mm) 8.26
VCGD0.017VCGM0.010RM Rated (kg·m) 27.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight331Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P8.060IG9.130ISP9.160MDT10.078MDL10.134MDT2MDL2TLNo TaperMWGO
E3.200J2.600BAS1.100FSD0.020SFJSPL2.680WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date28/02/2017
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
CastorBUL-523
ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.160.611.041.832.5514.32
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.050.591.132.203.304.469.03NoNo 20.07
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment18.928.928.925.455.2340.18
CRUISER/RACER REQUIREMENTS*
Accommodation length7.7 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity17 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.