Club Certificate2025
PROMISE 3GBR7451R
ORC
Central Rating Office
Issuing certificates for
Ireland
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 Angles44.9°44.9°43.0°41.1°39.5°38.7°38.3°38.6°39.2°
Beat VMG2.503.534.385.035.485.735.855.975.96
52°3.985.486.637.427.898.148.288.428.46
60°4.305.836.967.698.118.368.528.678.73
75°4.516.087.197.898.308.598.809.089.23
90°4.466.167.458.188.578.818.989.399.71
110°4.526.267.608.368.849.249.5910.1010.52
120°4.376.097.448.258.769.219.6510.4811.23
135°3.825.416.767.768.398.869.3110.3111.64
150°3.144.515.756.837.718.308.749.5810.57
Run VMG2.723.914.985.926.697.367.958.849.63
Gybe Angles141.5°141.5°145.3°148.4°153.4°160.1°171.8°178.1°177.7°
APH ToD:504.9CDL: 11.545APH ToT: 1.1884CertNo:
BOAT
ClassFIRST 47.7DesignerB.FARRBuilderBENETEAUAge date02/2000Series date12/1999Offset fileF191.OFFData fileGBR7451R
HULL
Length Overall14.506 mMaximum Beam4.512 mDraft2.272 mDisplacement11,500 kgDLR6.1067IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.520m
CREW
Maximum weight1,105 kg(declared)Minimum weight939 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail65.4566.59Headsail Luffed40.0840.08Headsail FlyingSymmetricAsymmetric150.11150.11 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail19.88Storm Jib14.28Heavy Weather Jib38.55
SAIL LIMITS
Headsails7Spinnakers5
✱ Asymmetric may be tacked on the pole
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
PROMISE 3GBR7451R
ORC
Central Rating Office
Issuing certificates for
Ireland
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 VMG1438.91021.2821.2715.2656.6628.8615.6603.5604.1
52°904.1657.3542.8485.2456.3442.1434.9427.8425.8
60°837.6617.1517.2468.2443.7430.6422.8415.2412.2
75°799.1592.5500.5456.3433.6419.3409.1396.3390.1
90°806.7584.2483.0439.9419.8408.9400.9383.4370.6
110°795.8574.8473.9430.4407.2389.6375.6356.6342.3
120°823.6591.4484.2436.3411.0390.8373.2343.4320.6
135°943.4665.7532.4463.6429.0406.5386.6349.2309.3
150°1146.2797.4625.8527.0467.0433.8412.0375.7340.5
Run VMG1323.3920.7722.6608.5537.9489.3452.9407.4373.8
Selected Courses
Windward / Leeward1381.0971.0771.9661.9597.3559.1534.3505.5489.0
All purpose1037.7739.7598.1524.8484.4460.6444.9423.4408.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward627.80.9557
All purpose504.91.1884
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8297
Downwind "popa"1.0146
70% up, 30% down "Ilhabela"0.8777
30% up, 70% down "Ilhabela-inverso"0.9510
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Predominantly Upwind549.31.0922
Predominantly Downwind512.91.1699
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low668.90.8970
Triple Number AP Medium501.51.1965
Triple Number AP High440.81.3612
Triple Number Windward/Leeward Low911.40.6583
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Single Number Predominant Upwind574.41.0445
Single Number Predominant Reaching502.11.1949
Single Number Predominant Downwind536.51.1184
Predominant Upwind - Low826.10.7263
Predominant Upwind - Low/Med613.70.9777
Predominant Upwind - Medium528.61.1352
Predominant Upwind - Med/High486.01.2345
Predominant Upwind - High468.31.2812
Predominant Downwind Low803.80.7465
Predominant Downwind Low/Med585.31.0251
Predominant Downwind Medium492.81.2176
Predominant Downwind Med/High436.11.3758
Predominant Downwind High402.91.4894
Predominant Reaching Low718.10.8355
Predominant Reaching Low/Med536.01.1193
Predominant Reaching Medium464.91.2907
Predominant Reaching Med/High425.61.4099
Predominant Reaching High402.01.4924
SA/DSPL Upwind20.55SA/DSPL Downwind41.97
Scoring OptionTODTOT
5-Band Windward/Leeward Low1023.80.5861
5-Band Windward/Leeward Low/Med736.70.8145
5-Band Windward/Leeward Medium610.90.9821
5-Band Windward/Leeward Med/High538.91.1134
5-Band Windward/Leeward High507.61.1821
Windward/Leeward 60-40 Low1034.10.5802
Windward/Leeward 60-40 Low/Med747.10.8031
Windward/Leeward 60-40 Medium623.20.9628
Windward/Leeward 60-40 Med/High555.01.0812
Windward/Leeward 60-40 High527.21.1381
5-Band AP Low739.20.8117
5-Band AP Low/Med576.31.0411
5-Band AP Medium493.31.2162
5-Band AP Med/High447.31.3415
5-Band AP High424.51.4133
5-Band SF Bay Tour - Low879.70.6820
5-Band SF Bay Tour - Low/Med703.50.8529
5-Band SF Bay Tour - Medium588.41.0198
5-Band SF Bay Tour - Med/High524.81.1434
5-Band SF Bay Tour - High496.61.2083
Chicago-Mac Upwind1.0074
Chicago-Mac All Purpose1.0446
Chicago-Mac Downwind1.0749
Bayview-Mac Cove Island0.7457
Bayview-Mac Shore0.7508
Harvest Moon Regatta434.41.3813
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance552.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating552.11.0867
FinRating, kevyt tuuli1002.70.9973
FinRating, kova tuuli426.81.1715
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0867
Triple Number Coastal/Long Distance Low0.8970
Triple Number Coastal/Long Distance Medium1.1966
Triple Number Coastal/Long Distance High1.3612
Triple Number Windward/Leeward Low0.6885
Triple Number Windward/Leeward Medium0.9618
Triple Number Windward/Leeward High1.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
For information
General Purpose Handicap (GPH)570.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low668.9
Triple Number Coastal/Long Distance Medium501.4
Triple Number Coastal/Long Distance High440.8
Triple Number Windward/Leeward Low871.5
Triple Number Windward/Leeward Medium623.8
Triple Number Windward/Leeward High529.7
Predominantly Upwind549.3
Predominantly Downwind512.9
Predominantly Reaching489.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8970
Triple Number Coastal/Long Distance Medium1.1966
Triple Number Coastal/Long Distance High1.3612
Triple Number Windward/Leeward Low0.6885
Triple Number Windward/Leeward Medium0.9618
Triple Number Windward/Leeward High1.1328
Coastal/Long Distance1.0867
Predominantly Upwind1.0922
Predominantly Downwind1.1699
For information
General Purpose Handicap (GPH)570.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1884
Distanseseilas Trippeltall svak vind0.8970
Distanseseilas Trippeltall mellomvind1.1966
Distanseseilas Trippeltall sterk vind1.3612
Pølsebane Trippeltall svak vind0.6885
Pølsebane Trippeltall mellomvind0.9618
Pølsebane Trippeltall sterk vind1.1328
Motvind Singeltall1.0922
Medvind Singeltall1.1699
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Coastal/Long Distance552.11.0867
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind549.31.0922
Predominantly Downwind512.91.1699
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore493.91.2148
Cape Doctor Coastal412.81.4535
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8970
Triple Number Coastal/Long Distance Medium1.1966
Triple Number Coastal/Long Distance High1.3612
Triple Number Windward/Leeward Low0.6885
Triple Number Windward/Leeward Medium0.9618
Triple Number Windward/Leeward High1.1328
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8970
Triple Number Coastal/Long Distance Medium1.1966
Triple Number Coastal/Long Distance High1.3612
Triple Number Windward/Leeward Low0.6885
Triple Number Windward/Leeward Medium0.9618
Triple Number Windward/Leeward High1.1328
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Predominantly Upwind549.31.0922
Predominantly Downwind512.91.1699
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance552.11.0867
Triple Number Coastal/Long Distance Low668.90.8970
Triple Number Coastal/Long Distance Medium501.41.1966
Triple Number Coastal/Long Distance High440.81.3612
Triple Number Windward/Leeward Low871.50.6885
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1464.3966.0723.1593.8517.9478.3449.5405.0389.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low668.90.8970
Triple Number AP Medium501.51.1965
Triple Number AP High440.81.3612
Triple Number Windward/Leeward Low911.40.6583
Triple Number Windward/Leeward Medium623.80.9618
Triple Number Windward/Leeward High529.71.1328
Single Number Predominant Upwind574.41.0445
Single Number Predominant Reaching502.11.1949
Single Number Predominant Downwind536.51.1184
Predominant Upwind - Low826.10.7263
Predominant Upwind - Low/Med613.70.9777
Predominant Upwind - Medium528.61.1352
Predominant Upwind - Med/High486.01.2345
Predominant Upwind - High468.31.2812
Predominant Downwind Low803.80.7465
Predominant Downwind Low/Med585.31.0251
Predominant Downwind Medium492.81.2176
Predominant Downwind Med/High436.11.3758
Predominant Downwind High402.91.4894
Predominant Reaching Low718.10.8355
Predominant Reaching Low/Med536.01.1193
Predominant Reaching Medium464.91.2907
Predominant Reaching Med/High425.61.4099
Predominant Reaching High402.01.4924
SA/DSPL Upwind20.55SA/DSPL Downwind41.97
Scoring OptionTODTOT
5-Band Windward/Leeward Low1023.80.5861
5-Band Windward/Leeward Low/Med736.70.8145
5-Band Windward/Leeward Medium610.90.9821
5-Band Windward/Leeward Med/High538.91.1134
5-Band Windward/Leeward High507.61.1821
Windward/Leeward 60-40 Low1034.10.5802
Windward/Leeward 60-40 Low/Med747.10.8031
Windward/Leeward 60-40 Medium623.20.9628
Windward/Leeward 60-40 Med/High555.01.0812
Windward/Leeward 60-40 High527.21.1381
5-Band AP Low739.20.8117
5-Band AP Low/Med576.31.0411
5-Band AP Medium493.31.2162
5-Band AP Med/High447.31.3415
5-Band AP High424.51.4133
5-Band SF Bay Tour - Low879.70.6820
5-Band SF Bay Tour - Low/Med703.50.8529
5-Band SF Bay Tour - Medium588.41.0198
5-Band SF Bay Tour - Med/High524.81.1434
5-Band SF Bay Tour - High496.61.2083
Chicago-Mac Upwind1.0074
Chicago-Mac All Purpose1.0446
Chicago-Mac Downwind1.0749
Bayview-Mac Cove Island0.7457
Bayview-Mac Shore0.7508
Harvest Moon Regatta434.41.3813
Club Certificate2025
PROMISE 3GBR7451R
ORC
Central Rating Office
Issuing certificates for
Ireland
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFIRST 47.7Measurement06/06/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA14.506Max. Beam4.512Draft2.272Displacement11,500Wetted area41.52IMS L12.746LSM012.348Acc. length14.506Sink (kg/mm) 32.10
VCGD0.133VCGM0.184RM Rated (kg·m) 332.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight930Declared crew weight1,105
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.520PBW0.155PIPA0.0065
PSD0.030PHD0.077PHL0.135
PSA18.5°ESL1.060
ST10.043ST20.130ST30.125
ST40.061ST50.200
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders3Rotating mastNo
P17.500IG16.800ISP17.180MDT10.140MDL10.270MDT20.105MDL20.200TL1.500MW0.250GO0.280
E6.490J5.240BAS1.755FSD0.050SFJ0.000SPL5.280WPLTPS6.030BD0.220MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered332.7Flotation Date06/06/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
PROMISE 3GBR7451R
ORC
Central Rating Office
Issuing certificates for
Ireland
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0011.232.193.8665.45
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.571.122.294.8816.73NoNo 40.08
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment018.6016.3517.4810.768.50127%150.11
CRUISER/RACER REQUIREMENTS*
Accommodation length14.5 mTable area0.66 m²Headroom1.90 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity255 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity140 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.