Club Certificate2026
SILHOUETTEUSA 51504
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 Angles45.5°42.5°40.4°38.4°37.4°37.4°37.2°37.3°38.2°
Beat VMG2.843.964.755.225.425.525.585.645.59
52°4.445.986.937.397.587.677.747.827.83
60°4.776.277.137.557.777.877.948.058.08
75°5.016.467.267.687.968.148.258.448.55
90°4.886.357.227.698.028.308.538.859.10
110°4.205.877.047.688.108.478.769.179.47
120°4.035.686.877.588.048.468.879.6310.16
135°3.505.076.297.187.748.188.629.6211.04
150°2.894.265.466.487.257.768.179.0510.15
Run VMG2.503.694.735.626.397.027.518.309.11
Gybe Angles138.6°144.4°148.7°152.5°157.9°165.1°171.6°176.8°170.9°
APH ToD:523.5CDL: 10.323APH ToT: 1.1461CertNo:US51504
BOAT
ClassFIRST 40.7DesignerFARR YACHT DESIGNBuilderBENETEAUAge date02/2000Series date12/1997Offset fileFIRST407.OFFData fileUS51504
HULL
Length Overall11.924 mMaximum Beam3.770 mDraft2.399 mDisplacement6,797 kgDLR6.4106IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.432m
CREW
Maximum weight708 kg(declared)Minimum weight578 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail48.2449.33Headsail Luffed55.0255.02Headsail FlyingSymmetric102.56102.56Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail14.09Storm Jib12.45Heavy Weather Jib33.62
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment 190.0 kg·m Stability Index 123.6
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 Certificate2026
SILHOUETTEUSA 51504
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 VMG1268.3908.4757.8689.9664.4652.3644.9638.3644.3
52°811.1601.6519.7487.5475.1469.2465.3460.6460.0
60°754.6574.1504.7476.6463.6457.4453.2447.3445.4
75°718.2557.0495.8468.7452.5442.3436.1426.5421.0
90°737.2566.8498.7468.2448.9433.9422.2406.9395.7
110°857.1613.2511.1468.6444.3425.2410.9392.6380.3
120°893.5633.7523.8474.9447.8425.6405.8373.9354.4
135°1028.9710.5571.9501.1465.1440.4417.5374.1326.1
150°1245.6844.1659.6555.8496.5464.0440.7397.9354.8
Run VMG1438.3974.7761.6640.2563.8513.1479.1433.9395.1
Selected Courses
Windward / Leeward1353.3941.6759.7665.1614.1582.7562.0536.1519.7
All purpose1014.4723.6599.4539.0507.3487.4473.2452.5437.1
Single Number Scoring Options
Course Time On
Distance
Time On
Time
Windward / Leeward639.80.9377
All purpose523.51.1461
Custom scoring options for Australia
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Custom scoring options for Austria
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8475
Downwind "popa"0.9619
70% up, 30% down "Ilhabela"0.8788
30% up, 70% down "Ilhabela-inverso"0.9244
Custom scoring options for Bulgaria
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Predominantly Upwind559.41.0726
Predominantly Downwind537.41.1164
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP544.41.1022 Predom. Rc High428.51.4002 5B SF Bay L/M695.30.8629 TriNum AP Low661.50.9070 Predom. Dn Low824.20.7280 5B SF Bay Med603.60.9940 TriNum AP Med520.61.1525 Predom. Dn L/M607.70.9873 5B SF Bay M/H552.31.0863 TriNum AP High469.01.2793 Predom. Dn Med519.41.1551 5B SF Bay High526.71.1392 TriNum W/L Low891.40.6731 Predom. Dn M/H463.71.2939 5B AP Low738.10.8129 TriNum W/L Med635.40.9443 Predom. Dn High429.31.3977 5B AP L/M582.81.0295 TriNum W/L Hig557.51.0763 ChiMac Up Low689.90.8697 5B AP Med514.01.1673 Predom. Upwind580.31.0339 ChiMac Up Med628.50.9546 5B AP M/H475.01.2632 Predom. Reaching521.41.1508 ChiMac Up High557.01.0772 5B AP High453.41.3233 Predom. Downwind562.01.0676 ChiMac Off Low708.40.8470 5B W/L Low999.00.6006 Predom. Up Low777.80.7714 ChiMac Off Med625.40.9593 5B W/L L/M731.60.8201 Predom. Up L/M604.20.9931 ChiMac Off High527.01.1386 5B W/L Med625.10.9599 Predom. Up Med543.91.1031 ChiMac AP Low695.10.8632 5B W/L M/H565.51.0610 Predom. Up M/H513.71.1680 ChiMac AP Med624.10.9613 5B W/L High537.81.1157 Predom. Up High498.81.2028 ChiMac AP High540.31.1105 W/L 60-40 Low991.40.6052 Predom. Rc Low710.50.8445 BayMac Cove Island799.30.7507 W/L 60-40 L/M733.80.8177 Predom. Rc L/M550.41.0901 BayMac Shore791.00.7585 W/L 60-40 Med634.60.9455 Predom. Rc Med489.91.2247 Harvest Moon464.61.2915 W/L 60-40 M/H581.71.0314 Predom. Rc M/H452.51.3260 5B SF Bay Low837.30.7166 W/L 60-40 High558.31.0747      SA/DSPL Up28.59SA/DSPL Dn41.76
Custom scoring options for Cyprus
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Denmark
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance568.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Estonia
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Custom scoring options for Finland
Scoring Option Time On
Distance
Time On
Time
FinRating568.81.0549
FinRating, kevyt tuuli984.91.0153
FinRating, kova tuuli455.91.0968
Custom scoring options for France
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0549
Triple Number Coastal/Long Distance Low0.9070
Triple Number Coastal/Long Distance Medium1.1526
Triple Number Coastal/Long Distance High1.2793
Triple Number Windward/Leeward Low0.7054
Triple Number Windward/Leeward Medium0.9443
Triple Number Windward/Leeward High1.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
For information
General Purpose Handicap (GPH)585.1
Custom scoring options for Greece
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Saronikos S All Purpose585.61.0246
Saronikos S Upwind643.70.9321
Saronikos S Downwind521.01.1515
Saronikos N All Purpose617.10.9723
Saronikos N Upwind669.50.8962
Saronikos N Downwind570.31.0520
Saronikos SW All Purpose588.81.0190
Saronikos SW Upwind656.90.9134
Saronikos SW Downwind528.91.1343
Saronikos NE All Purpose642.70.9335
Saronikos NE Upwind629.50.9531
Saronikos NE Downwind642.60.9337
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Hungary
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose544.41.1022
5-Band All Purpose Low795.90.7539
5-Band All Purpose L/M603.80.9936
5-Band All Purpose Med530.51.1310
5-Band All Purpose M/H487.81.2300
5-Band All Purpose High463.61.2943
Single Number Predominant Upwind557.71.0758
Single Number Predominant Reaching502.91.1932
Single Number Predominant Downwind538.61.1141
5-Band 50-50 Windward/Leeward Low999.00.6006
5-Band 50-50 Windward/Leeward L/M731.60.8201
5-Band 50-50 Windward/Leeward Med625.10.9599
5-Band 50-50 Windward/Leeward M/H565.51.0610
5-Band 50-50 Windward/Leeward High537.81.1157
5-Band 60-40 Windward/Leeward Low991.40.6052
5-Band 60-40 Windward/Leeward L/M733.80.8177
5-Band 60-40 Windward/Leeward Med634.60.9455
5-Band 60-40 Windward/Leeward M/H581.71.0314
5-Band 60-40 Windward/Leeward High558.31.0747
Triple Number 50-50 Windward/Leeward Low891.40.6731
Triple Number 50-50 Windward/Leeward Med635.50.9442
Triple Number 50-50 Windward/Leeward High557.51.0763
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward648.90.9246
Triple Number 60-40 Windward/Leeward Low887.10.6763
Triple Number 60-40 Windward/Leeward Med643.90.9318
Triple Number 60-40 Windward/Leeward High574.81.0438
Triple Number All-Purpose Low717.70.8360
Triple Number All-Purpose Med537.61.1161
Triple Number All-Purpose High481.21.2470
Triple Number Predominant Upwind Low714.00.8403
Triple Number Predominant Upwind Med551.61.0878
Triple Number Predominant Upwind High513.91.1675
Triple Number Predominant Reaching Low648.60.9251
Triple Number Predominant Reaching Med503.21.1923
Triple Number Predominant Reaching High438.51.3683
Triple Number Predominant Downwind Low734.80.8165
Triple Number Predominant Downwind Med530.01.1321
Triple Number Predominant Downwind High446.61.3435
Custom scoring options for Israel
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Japan
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low661.5
Triple Number Coastal/Long Distance Medium520.6
Triple Number Coastal/Long Distance High469.0
Triple Number Windward/Leeward Low850.6
Triple Number Windward/Leeward Medium635.4
Triple Number Windward/Leeward High557.5
Predominantly Upwind559.4
Predominantly Downwind537.4
Predominantly Reaching512.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9070
Triple Number Coastal/Long Distance Medium1.1526
Triple Number Coastal/Long Distance High1.2793
Triple Number Windward/Leeward Low0.7054
Triple Number Windward/Leeward Medium0.9443
Triple Number Windward/Leeward High1.0763
Coastal/Long Distance1.0549
Predominantly Upwind1.0726
Predominantly Downwind1.1164
For information
General Purpose Handicap (GPH)585.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1461
Distanseseilas Trippeltall svak vind0.9070
Distanseseilas Trippeltall mellomvind1.1526
Distanseseilas Trippeltall sterk vind1.2793
Pølsebane Trippeltall svak vind0.7054
Pølsebane Trippeltall mellomvind0.9443
Pølsebane Trippeltall sterk vind1.0763
Motvind Singeltall1.0726
Medvind Singeltall1.1164
Custom scoring options for Portugal
Scoring Option Time On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Coastal/Long Distance568.81.0549
Custom scoring options for Russia
Scoring Option Time On
Distance
Time On
Time
Predominantly Upwind559.41.0726
Predominantly Downwind537.41.1164
Custom scoring options for South Africa
Scoring Option Time On
Distance
Time On
Time
Cape Doctor Inshore524.61.1436
Cape Doctor Coastal441.71.3584
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9070
Triple Number Coastal/Long Distance Medium1.1526
Triple Number Coastal/Long Distance High1.2793
Triple Number Windward/Leeward Low0.7054
Triple Number Windward/Leeward Medium0.9443
Triple Number Windward/Leeward High1.0763
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9070
Triple Number Coastal/Long Distance Medium1.1526
Triple Number Coastal/Long Distance High1.2793
Triple Number Windward/Leeward Low0.7054
Triple Number Windward/Leeward Medium0.9443
Triple Number Windward/Leeward High1.0763
Custom scoring options for Sweden
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Predominantly Upwind559.41.0726
Predominantly Downwind537.41.1164
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance
Time On
Time
Coastal/Long Distance568.81.0549
Triple Number Coastal/Long Distance Low661.50.9070
Triple Number Coastal/Long Distance Medium520.61.1526
Triple Number Coastal/Long Distance High469.01.2793
Triple Number Windward/Leeward Low850.60.7054
Triple Number Windward/Leeward Medium635.40.9443
Triple Number Windward/Leeward High557.51.0763
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1361.8944.9717.1603.4540.0505.6478.1433.7418.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP544.41.1022 Predom. Dn High429.31.3977 5B AP M/H475.01.2632 TriNum AP Low661.50.9070 Predom. Rc Low710.50.8445 5B AP High453.41.3233 TriNum AP Med520.61.1525 Predom. Rc L/M550.41.0901 5B SF Bay Low837.30.7166 TriNum AP High469.01.2793 Predom. Rc Med489.91.2247 5B SF Bay L/M695.30.8629 TriNum W/L Low891.40.6731 Predom. Rc M/H452.51.3260 5B SF Bay Med603.60.9940 TriNum W/L Med635.40.9443 Predom. Rc High428.51.4002 5B SF Bay M/H552.31.0863 TriNum W/L Hig557.51.0763 5B W/L Low999.00.6006 5B SF Bay High526.71.1392 Predom. Upwind580.31.0339 5B W/L L/M731.60.8201 ChiMac Up Low689.90.8697 Predom. Reaching521.41.1508 5B W/L Med625.10.9599 ChiMac Up Med628.50.9546 Predom. Downwind562.01.0676 5B W/L M/H565.51.0610 ChiMac Up High557.01.0772 Predom. Up Low777.80.7714 5B W/L High537.81.1157 ChiMac Off Low708.40.8470 Predom. Up L/M604.20.9931 W/L 60-40 Low991.40.6052 ChiMac Off Med625.40.9593 Predom. Up Med543.91.1031 W/L 60-40 L/M733.80.8177 ChiMac Off High527.01.1386 Predom. Up M/H513.71.1680 W/L 60-40 Med634.60.9455 ChiMac AP Low695.10.8632 Predom. Up High498.81.2028 W/L 60-40 M/H581.71.0314 ChiMac AP Med624.10.9613 Predom. Dn Low824.20.7280 W/L 60-40 High558.31.0747 ChiMac AP High540.31.1105 Predom. Dn L/M607.70.9873 5B AP Low738.10.8129 BayMac Cove Island799.30.7507 Predom. Dn Med519.41.1551 5B AP L/M582.81.0295 BayMac Shore791.00.7585 Predom. Dn M/H463.71.2939 5B AP Med514.01.1673 Harvest Moon464.61.2915      SA/DSPL Up28.59SA/DSPL Dn41.76
Club Certificate2026
SILHOUETTEUSA 51504
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFIRST 40.7MeasurementHINPlan reviewHull constructionSolidCarbon rudderYesLight stanchionsNoTrim tabNo
Length overall11.924Maximum beam3.770Draft2.399Displacement6,797Wetted area29.68IMS L10.544LSM010.196Accomod. length11.924Sink (kg/mm) 22.39
VCGD-0.126VCGM-0.066 RM Rated (kg·m) 190.0Limit of positive stability(°) 121.8 Stability Index 123.6 BLR index 0.0000Default crew weight708 Declared crew weight 708
Centerboard weight0.0List angle0.0Canting keel angle0.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.432PBW0.110PIPA0.0031
EDL2.290ST10.049ST20.000
ST30.000ST40.098ST50.280
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders3Rotating mastNo
P14.900IG15.690ISP15.780MDT10.120MDL10.216MDT20.120MDL20.180TL0.700MW0.216GO0.241
E5.400J4.410BAS1.710FSD0.035SFJSPL4.508WPLTPS0.000BD0.190MWT222.10MCG5.850
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered190.0Flotation Date01/01/2013
SFFP0.292FFM1.488FF1.488LCFcl6.735SG
SAFP11.313FAM1.047FA1.047LCFsh6.981HBI1.273
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2026
SILHOUETTEUSA 51504
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.191.172.053.514.5748.2427/04/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.090.861.703.425.116.8416.09NoNo 55.0227/04/2025LM-250.090.871.703.415.116.8416.09NoNo 55.0010/09/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS215.5215.5215.527.947.89102.5627/04/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo