Club Certificate2025
MARISEST 174
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 Angles42.2°42.2°40.6°38.6°36.8°36.3°36.3°37.0°38.8°
Beat VMG2.213.003.594.004.254.354.394.384.28
52°3.374.505.255.625.825.945.996.046.03
60°3.564.705.415.745.946.076.156.216.23
75°3.674.815.505.846.066.236.376.526.59
90°3.524.745.575.966.216.386.496.776.96
110°3.514.735.565.976.286.556.817.267.55
120°3.334.545.425.896.206.496.787.428.04
135°2.924.064.995.646.006.306.597.268.16
150°2.423.494.445.225.736.066.336.917.65
Run VMG2.093.023.864.585.205.655.976.497.04
Gybe Angles148.3°148.3°152.8°157.6°165.5°176.3°178.6°178.6°178.1°
APH ToD:671.7CDL: 6.326APH ToT: 0.8932CertNo:
BOAT
ClassConrad 25RTDesignerPettersonBuilderAge date01/1985Series date01/1978Offset fileC25_ST.OFFData fileEST174
HULL
Length Overall7.650 mMaximum Beam2.756 mDraft1.562 mDisplacement1,895 kgDLR8.1073IMS DivisionCruiser/RacerDynamic Allowance0.310%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight350 kg(declared)Minimum weight220 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail17.2217.51Headsail Luffed15.2815.28Headsail FlyingSymmetric32.8332.83Asymmetric
STORM SAIL AREAS (m²)
Trysail5.16Storm Jib3.65Heavy Weather Jib9.85
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
MARISEST 174
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
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 VMG1630.31199.41002.1899.4847.5828.3820.7822.0840.8
52°1067.9799.9685.9640.6618.3606.3600.6596.3597.5
60°1011.2766.3666.0627.4606.4593.2585.6579.3578.1
75°982.0749.0655.0616.8594.4577.8565.6552.2546.2
90°1021.5759.3646.7603.6579.7564.2554.7531.9517.0
110°1024.6761.4648.0602.6573.5549.2529.0495.9476.5
120°1082.6793.1664.5611.5581.0555.0530.9485.3447.5
135°1234.9886.4721.6638.5599.6571.6546.4496.0441.1
150°1485.51032.1810.1689.5627.8594.4568.3521.3470.7
Run VMG1720.71191.7932.8786.8693.0637.6603.0554.5511.1
Selected Courses
Windward / Leeward1673.01195.6967.5843.1770.2733.0711.8688.3676.0
All purpose1274.3928.7769.9691.9649.2625.1609.0585.3568.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward808.40.7422
All purpose671.70.8932
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6543
Downwind "popa"0.7779
70% up, 30% down "Ilhabela"0.6870
30% up, 70% down "Ilhabela-inverso"0.7361
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Predominantly Upwind721.20.8319
Predominantly Downwind682.80.8787
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low849.30.7064
Triple Number AP Medium667.50.8989
Triple Number AP High604.10.9932
Triple Number Windward/Leeward Low1128.50.5317
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Single Number Predominant Upwind749.20.8008
Single Number Predominant Reaching672.50.8923
Single Number Predominant Downwind713.00.8415
Predominant Upwind - Low1010.30.5939
Predominant Upwind - Low/Med784.50.7649
Predominant Upwind - Medium700.00.8572
Predominant Upwind - Med/High660.60.9083
Predominant Upwind - High646.00.9288
Predominant Downwind Low1032.30.5812
Predominant Downwind Low/Med768.30.7809
Predominant Downwind Medium659.60.9096
Predominant Downwind Med/High595.91.0070
Predominant Downwind High557.81.0757
Predominant Reaching Low916.10.6550
Predominant Reaching Low/Med708.40.8470
Predominant Reaching Medium630.50.9517
Predominant Reaching Med/High586.81.0225
Predominant Reaching High559.21.0729
SA/DSPL Upwind21.18SA/DSPL Downwind32.61
Scoring OptionTODTOT
5-Band Windward/Leeward Low1258.50.4767
5-Band Windward/Leeward Low/Med928.10.6465
5-Band Windward/Leeward Medium787.80.7617
5-Band Windward/Leeward Med/High716.30.8376
5-Band Windward/Leeward High690.20.8693
Windward/Leeward 60-40 Low1258.40.4768
Windward/Leeward 60-40 Low/Med936.90.6404
Windward/Leeward 60-40 Medium802.90.7473
Windward/Leeward 60-40 Med/High737.90.8131
Windward/Leeward 60-40 High717.20.8366
5-Band AP Low939.40.6387
5-Band AP Low/Med748.00.8022
5-Band AP Medium659.00.9105
5-Band AP Med/High611.10.9819
5-Band AP High586.51.0230
5-Band SF Bay Tour - Low1087.40.5518
5-Band SF Bay Tour - Low/Med890.60.6737
5-Band SF Bay Tour - Medium766.00.7833
5-Band SF Bay Tour - Med/High703.70.8527
5-Band SF Bay Tour - High678.90.8838
Chicago-Mac Upwind0.7786
Chicago-Mac All Purpose0.7986
Chicago-Mac Downwind0.8133
Bayview-Mac Cove Island0.5924
Bayview-Mac Shore0.5970
Harvest Moon Regatta593.71.0106
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance726.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating726.60.8258
FinRating, kevyt tuuli1238.80.8072
FinRating, kova tuuli590.30.8471
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8258
Triple Number Coastal/Long Distance Low0.7064
Triple Number Coastal/Long Distance Medium0.8989
Triple Number Coastal/Long Distance High0.9932
Triple Number Windward/Leeward Low0.5548
Triple Number Windward/Leeward Medium0.7485
Triple Number Windward/Leeward High0.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
For information
General Purpose Handicap (GPH)750.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low849.4
Triple Number Coastal/Long Distance Medium667.5
Triple Number Coastal/Long Distance High604.1
Triple Number Windward/Leeward Low1081.5
Triple Number Windward/Leeward Medium801.6
Triple Number Windward/Leeward High708.3
Predominantly Upwind721.2
Predominantly Downwind682.8
Predominantly Reaching657.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7064
Triple Number Coastal/Long Distance Medium0.8989
Triple Number Coastal/Long Distance High0.9932
Triple Number Windward/Leeward Low0.5548
Triple Number Windward/Leeward Medium0.7485
Triple Number Windward/Leeward High0.8471
Coastal/Long Distance0.8258
Predominantly Upwind0.8319
Predominantly Downwind0.8787
For information
General Purpose Handicap (GPH)750.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8932
Distanseseilas Trippeltall svak vind0.7064
Distanseseilas Trippeltall mellomvind0.8989
Distanseseilas Trippeltall sterk vind0.9932
Pølsebane Trippeltall svak vind0.5548
Pølsebane Trippeltall mellomvind0.7485
Pølsebane Trippeltall sterk vind0.8471
Motvind Singeltall0.8319
Medvind Singeltall0.8787
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Coastal/Long Distance726.60.8258
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind721.20.8319
Predominantly Downwind682.80.8787
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore679.70.8828
Cape Doctor Coastal573.71.0458
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7064
Triple Number Coastal/Long Distance Medium0.8989
Triple Number Coastal/Long Distance High0.9932
Triple Number Windward/Leeward Low0.5548
Triple Number Windward/Leeward Medium0.7485
Triple Number Windward/Leeward High0.8471
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7064
Triple Number Coastal/Long Distance Medium0.8989
Triple Number Coastal/Long Distance High0.9932
Triple Number Windward/Leeward Low0.5548
Triple Number Windward/Leeward Medium0.7485
Triple Number Windward/Leeward High0.8471
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Predominantly Upwind721.20.8319
Predominantly Downwind682.80.8787
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance726.60.8258
Triple Number Coastal/Long Distance Low849.40.7064
Triple Number Coastal/Long Distance Medium667.50.8989
Triple Number Coastal/Long Distance High604.10.9932
Triple Number Windward/Leeward Low1081.50.5548
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1776.51195.2913.3769.3688.4647.4616.2562.3542.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low849.30.7064
Triple Number AP Medium667.50.8989
Triple Number AP High604.10.9932
Triple Number Windward/Leeward Low1128.50.5317
Triple Number Windward/Leeward Medium801.60.7485
Triple Number Windward/Leeward High708.30.8471
Single Number Predominant Upwind749.20.8008
Single Number Predominant Reaching672.50.8923
Single Number Predominant Downwind713.00.8415
Predominant Upwind - Low1010.30.5939
Predominant Upwind - Low/Med784.50.7649
Predominant Upwind - Medium700.00.8572
Predominant Upwind - Med/High660.60.9083
Predominant Upwind - High646.00.9288
Predominant Downwind Low1032.30.5812
Predominant Downwind Low/Med768.30.7809
Predominant Downwind Medium659.60.9096
Predominant Downwind Med/High595.91.0070
Predominant Downwind High557.81.0757
Predominant Reaching Low916.10.6550
Predominant Reaching Low/Med708.40.8470
Predominant Reaching Medium630.50.9517
Predominant Reaching Med/High586.81.0225
Predominant Reaching High559.21.0729
SA/DSPL Upwind21.18SA/DSPL Downwind32.61
Scoring OptionTODTOT
5-Band Windward/Leeward Low1258.50.4767
5-Band Windward/Leeward Low/Med928.10.6465
5-Band Windward/Leeward Medium787.80.7617
5-Band Windward/Leeward Med/High716.30.8376
5-Band Windward/Leeward High690.20.8693
Windward/Leeward 60-40 Low1258.40.4768
Windward/Leeward 60-40 Low/Med936.90.6404
Windward/Leeward 60-40 Medium802.90.7473
Windward/Leeward 60-40 Med/High737.90.8131
Windward/Leeward 60-40 High717.20.8366
5-Band AP Low939.40.6387
5-Band AP Low/Med748.00.8022
5-Band AP Medium659.00.9105
5-Band AP Med/High611.10.9819
5-Band AP High586.51.0230
5-Band SF Bay Tour - Low1087.40.5518
5-Band SF Bay Tour - Low/Med890.60.6737
5-Band SF Bay Tour - Medium766.00.7833
5-Band SF Bay Tour - Med/High703.70.8527
5-Band SF Bay Tour - High678.90.8838
Chicago-Mac Upwind0.7786
Chicago-Mac All Purpose0.7986
Chicago-Mac Downwind0.8133
Bayview-Mac Cove Island0.5924
Bayview-Mac Shore0.5970
Harvest Moon Regatta593.71.0106
Club Certificate2025
MARISEST 174
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassConrad 25RTMeasurement06/05/2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.650Max. Beam2.756Draft1.562Displacement1,895Wetted area12.24IMS L6.443LSM06.159Acc. length7.650Sink (kg/mm) 9.03
VCGD0.104VCGM0.060RM Rated (kg·m) 31.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight345Declared crew weight350
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders2Rotating mastNo
P9.200IG8.539ISP8.550MDT10.075MDL10.135MDT20.063MDL20.076TL1.250MW0.000GO0.000
E3.200J2.600BAS1.069FSDSFJ0.145SPL2.800WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/05/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
MARISEST 174
Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.150.631.111.972.7317.2204/06/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.090.480.911.822.793.828.17NoNo 15.2828/05/202530.050.470.931.872.863.827.99NoNo 15.1604/06/202220.060.460.871.802.823.848.07NoNo 15.0510.050.320.601.201.822.438.47NoNo 10.29
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment38.398.398.394.724.6032.8304/06/202248.288.288.284.594.6731.7813/07/201428.108.108.104.524.6230.6418/06/2024
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.