Club Certificate2025
BRIGHT-SIDENED 4855
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 Angles42.7°42.7°40.7°39.1°38.2°37.7°37.6°37.7°38.8°
Beat VMG2.563.564.354.875.105.215.285.335.26
52°4.005.416.417.007.247.357.427.517.51
60°4.265.696.657.207.467.577.657.767.79
75°4.425.876.827.357.687.908.048.258.35
90°4.225.726.797.437.798.078.368.728.97
110°4.085.666.877.568.088.578.999.5710.00
120°3.915.466.697.447.978.529.0910.2211.03
135°3.414.846.077.017.618.148.7010.0311.98
150°2.784.055.236.267.087.628.139.2510.77
Run VMG2.413.514.535.436.216.857.368.289.40
Gybe Angles144.4°144.4°148.5°151.4°156.7°164.2°169.1°168.2°159.1°
APH ToD:545.1CDL: 9.592APH ToT: 1.1008CertNo:4683
BOAT
ClassF & F 110DesignerJac.de RidderBuilderFF BoatsAge date05/1991Series date05/1991Offset fileFF110-DDK.offData fileNED4855
HULL
Length Overall11.000 mMaximum Beam3.196 mDraft2.114 mDisplacement4,362 kgDLR4.0700IMS DivisionCruiser/RacerDynamic Allowance0.210%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.320m
CREW
Maximum weight560 kg(declared)Minimum weight430 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.2338.08Headsail Luffed31.4231.42Headsail FlyingSymmetric80.2080.20Asymmetric63.1865.13 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail10.99Storm Jib6.97Heavy Weather Jib18.80
SAIL LIMITS
Headsails5Spinnakers4
✱ 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
BRIGHT-SIDENED 4855
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 VMG1405.81012.0827.5739.1705.9690.7682.1674.9684.3
52°899.5665.6561.3514.3497.2489.7485.1479.6479.5
60°845.1632.9541.0500.0482.8475.3470.3463.6462.0
75°813.8613.1527.9489.9468.8455.4447.8436.6431.4
90°853.2629.6529.9484.5462.1446.3430.9412.7401.4
110°882.8635.9523.7476.2445.3419.8400.5376.1360.1
120°921.8659.4538.1484.2451.6422.4396.2352.2326.4
135°1057.2744.3593.2513.9473.3442.3413.7358.8300.6
150°1295.3889.0688.7575.3508.6472.2443.0389.1334.2
Run VMG1496.21026.5795.2663.6579.7525.7489.3434.7383.1
Selected Courses
Windward / Leeward1449.61019.3811.4701.3642.8608.2585.7554.8533.7
All purpose1092.1782.1636.1563.4525.8502.4485.1459.3440.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward673.20.8913
All purpose545.11.1008
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7877
Downwind "popa"0.9303
70% up, 30% down "Ilhabela"0.8256
30% up, 70% down "Ilhabela-inverso"0.8824
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Predominantly Upwind590.11.0167
Predominantly Downwind556.91.0773
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low709.10.8461
TriNum AP Med541.71.1076
TriNum AP High479.81.2506
TriNum W/L Low957.90.6264
TriNum W/L Med667.70.8986
TriNum W/L Hig579.71.0350
Predom. Upwind614.10.9770
Predom. Reaching544.01.1030
Predom. Downwind582.61.0298
Predom. Up Low850.20.7057
Predom. Up L/M645.50.9295
Predom. Up Med570.81.0512
Predom. Up M/H534.31.1230
Predom. Up High516.61.1615
Predom. Dn Low875.40.6854
Predom. Dn L/M636.90.9421
Predom. Dn Med536.21.1190
Predom. Dn M/H472.01.2711
Predom. Dn High430.21.3946
Predom. Rc Low768.40.7808
Predom. Rc L/M580.21.0341
Predom. Rc Med507.01.1834
Predom. Rc M/H462.31.2979
Predom. Rc High433.11.3853
SA/DSPL Upwind25.59SA/DSPL Downwind43.77
Scoring OptionTODTOT
5B W/L Low1075.20.5580
5B W/L L/M778.30.7709
5B W/L Med656.00.9146
5B W/L M/H589.11.0185
5B W/L High556.51.0782
W/L 60-40 Low1073.00.5592
W/L 60-40 L/M783.70.7656
W/L 60-40 Med668.20.8980
W/L 60-40 M/H608.10.9866
W/L 60-40 High580.81.0331
5B AP Low790.30.7592
5B AP L/M615.70.9745
5B AP Med533.91.1239
5B AP M/H487.11.2317
5B AP High460.51.3028
5B SF Bay Low920.80.6516
5B SF Bay L/M742.70.8079
5B SF Bay Med632.80.9482
5B SF Bay M/H573.51.0462
5B SF Bay High542.71.1056
Chicago-Mac Upwind0.9481
Chicago-Mac All Purpose0.9721
Chicago-Mac Downwind0.9892
BayMac Cove Island854.00.7026
BayMac Shore846.90.7085
Harvest Moon467.81.2825
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance594.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating594.11.0099
FinRating, kevyt tuuli1058.20.9450
FinRating, kova tuuli461.81.0826
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0099
Triple Number Coastal/Long Distance Low0.8461
Triple Number Coastal/Long Distance Medium1.1077
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6555
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
For information
General Purpose Handicap (GPH)613.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low709.1
Triple Number Coastal/Long Distance Medium541.7
Triple Number Coastal/Long Distance High479.8
Triple Number Windward/Leeward Low915.3
Triple Number Windward/Leeward Medium667.7
Triple Number Windward/Leeward High579.7
Predominantly Upwind590.1
Predominantly Downwind556.9
Predominantly Reaching532.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8461
Triple Number Coastal/Long Distance Medium1.1077
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6555
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0350
Coastal/Long Distance1.0099
Predominantly Upwind1.0167
Predominantly Downwind1.0773
For information
General Purpose Handicap (GPH)613.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1008
Distanseseilas Trippeltall svak vind0.8461
Distanseseilas Trippeltall mellomvind1.1077
Distanseseilas Trippeltall sterk vind1.2506
Pølsebane Trippeltall svak vind0.6555
Pølsebane Trippeltall mellomvind0.8986
Pølsebane Trippeltall sterk vind1.0350
Motvind Singeltall1.0167
Medvind Singeltall1.0773
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Coastal/Long Distance594.11.0099
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind590.11.0167
Predominantly Downwind556.91.0773
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore540.01.1110
Cape Doctor Coastal446.31.3445
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8461
Triple Number Coastal/Long Distance Medium1.1077
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6555
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0350
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8461
Triple Number Coastal/Long Distance Medium1.1077
Triple Number Coastal/Long Distance High1.2506
Triple Number Windward/Leeward Low0.6555
Triple Number Windward/Leeward Medium0.8986
Triple Number Windward/Leeward High1.0350
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Predominantly Upwind590.11.0167
Predominantly Downwind556.91.0773
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.11.0099
Triple Number Coastal/Long Distance Low709.10.8461
Triple Number Coastal/Long Distance Medium541.71.1077
Triple Number Coastal/Long Distance High479.81.2506
Triple Number Windward/Leeward Low915.30.6555
Triple Number Windward/Leeward Medium667.70.8986
Triple Number Windward/Leeward High579.71.0350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1548.51020.0764.0633.4561.4522.1489.7436.4417.5
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low709.10.8461
TriNum AP Med541.71.1076
TriNum AP High479.81.2506
TriNum W/L Low957.90.6264
TriNum W/L Med667.70.8986
TriNum W/L Hig579.71.0350
Predom. Upwind614.10.9770
Predom. Reaching544.01.1030
Predom. Downwind582.61.0298
Predom. Up Low850.20.7057
Predom. Up L/M645.50.9295
Predom. Up Med570.81.0512
Predom. Up M/H534.31.1230
Predom. Up High516.61.1615
Predom. Dn Low875.40.6854
Predom. Dn L/M636.90.9421
Predom. Dn Med536.21.1190
Predom. Dn M/H472.01.2711
Predom. Dn High430.21.3946
Predom. Rc Low768.40.7808
Predom. Rc L/M580.21.0341
Predom. Rc Med507.01.1834
Predom. Rc M/H462.31.2979
Predom. Rc High433.11.3853
SA/DSPL Upwind25.59SA/DSPL Downwind43.77
Scoring OptionTODTOT
5B W/L Low1075.20.5580
5B W/L L/M778.30.7709
5B W/L Med656.00.9146
5B W/L M/H589.11.0185
5B W/L High556.51.0782
W/L 60-40 Low1073.00.5592
W/L 60-40 L/M783.70.7656
W/L 60-40 Med668.20.8980
W/L 60-40 M/H608.10.9866
W/L 60-40 High580.81.0331
5B AP Low790.30.7592
5B AP L/M615.70.9745
5B AP Med533.91.1239
5B AP M/H487.11.2317
5B AP High460.51.3028
5B SF Bay Low920.80.6516
5B SF Bay L/M742.70.8079
5B SF Bay Med632.80.9482
5B SF Bay M/H573.51.0462
5B SF Bay High542.71.1056
Chicago-Mac Upwind0.9481
Chicago-Mac All Purpose0.9721
Chicago-Mac Downwind0.9892
BayMac Cove Island854.00.7026
BayMac Shore846.90.7085
Harvest Moon467.81.2825
Club Certificate2025
BRIGHT-SIDENED 4855
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassF & F 110Measurement28/02/1992HINPlan reviewHull constructionLightCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.000Max. Beam3.196Draft2.114Displacement4,362Wetted area25.15IMS L10.235LSM010.232Acc. length10.387Sink (kg/mm) 19.27
VCGD0.133VCGM0.106RM Rated (kg·m) 109.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight711Declared crew weight560
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.320PBW0.098PIPA0.0038
PSD0.025PHD0.064PHL0.110
PSA12.5°ESL1.050
ST10.021ST20.095ST30.092
ST40.045ST50.160
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1Checkstays0Spreaders2Rotating mastNo
P12.915IG11.800ISP13.600MDT10.115MDL10.166MDT20.106MDL20.112TL2.500MW0.166GO0.166
E4.860J3.750BAS1.480FSD0.032SFJ0.285SPL4.050WPLTPS4.250BD0.206MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered109.2Flotation Date16/02/2024
BALLAST
TANKS
IdDescriptionCapacityLCGVCGSp.WghtLevel
Sailing
1fuel diesel205.000.9000
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA13.75    3.75   
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1fuel diesel0.900020205.00Total deductible185.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG1Deck Gear503.75Safety equipment3.75Total deductible503.75
Club Certificate2025
BRIGHT-SIDENED 4855
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20250.181.031.843.094.0737.23
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20250.070.641.252.533.955.3112.05NoNo 31.42
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment202513.5713.5713.577.186.7480.20
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment202512.9010.5211.716.267.3385%63.18
CRUISER/RACER REQUIREMENTS*
Accommodation length10.4 mTable area0.44 m²Headroom1.73 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity88 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity58 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.