Club
Certificate
Non Spinnaker
2024

Boat

PROBLEM CHILD

USA 83173

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles41.9°39.9°37.8°36.9°36.6°36.4°36.4°37.7°
Beat VMG3.364.014.404.554.634.674.704.63
52°5.065.786.116.266.346.386.446.41
60°5.285.926.226.396.486.546.626.63
75°5.396.016.326.536.706.816.967.04
90°5.275.986.336.586.806.997.277.47
110°4.715.636.176.516.817.097.658.09
120°4.455.436.046.416.727.037.698.61
135°3.954.935.706.176.496.787.388.21
150°3.364.295.005.626.056.346.897.48
Run VMG2.913.714.435.125.706.106.677.22
Gybe Angles144.8°146.0°169.0°170.3°172.5°174.7°175.4°174.8°
APH ToD:642.6CDL: 7.138APH ToT: 0.9338CertNo:US6544
BOAT
ClassBC-27DesignerJonesBuilderBC BoatworksAge date01/1993Series date01/1993Offset filebc27.offData fileUS6544NS
HULL
Length Overall7.920 mMaximum Beam2.848 mDraft1.613 mDisplacement2,085 kgDLR6.5931IMS DivisionPerformanceDynamic Allowance0.090%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.300m
CREW
Maximum weight440 kg(declared)Minimum weight310 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.0520.50Headsail Luffed25.5725.57Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.88Storm Jib5.91Heavy Weather Jib15.94
SAIL LIMITS
Headsails5  Spinnakers0 * No spinnaker pole aboard
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
Certificate
Non Spinnaker
2024

Boat

PROBLEM CHILD

USA 83173

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1070.6897.2818.8791.3778.0771.0765.8777.7
52°712.2622.7589.4574.8568.1564.2559.3561.4
60°682.5607.6578.8563.0555.1550.6543.5543.1
75°668.5598.6569.9551.0537.5528.9517.5511.0
90°683.0602.5568.6547.0529.3514.9495.0481.9
110°763.6639.9583.7552.9528.7507.8470.7445.1
120°808.2663.4595.7561.8535.7512.1468.3418.1
135°911.6729.6632.0583.9555.1531.1487.8438.5
150°1073.0840.1720.2640.3595.5568.2522.3481.2
Run VMG1239.0970.1812.7702.5631.5589.7539.7498.9
Selected Courses
Windward / Leeward1154.8933.7815.8746.9704.8680.4652.8638.3
All purpose887.1736.4662.9622.3597.2580.5556.0538.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward780.00.7693
All purpose642.60.9338
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7127
Downwind "popa"0.7657
70% up, 30% down "Ilhabela"0.7278
30% up, 70% down "Ilhabela-inverso"0.7490
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Predominantly Upwind677.60.8855
Predominantly Downwind667.10.8994
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low811.70.7392
Triple Number AP Medium639.10.9388
Triple Number AP High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Single Number Predominant Upwind675.30.8885
Single Number Predominant Reaching617.70.9713
Single Number Predominant Downwind668.70.8973
Predominant Upwind - Low854.90.7018
Predominant Upwind - Low/Med730.60.8212
Predominant Upwind - Medium658.70.9108
Predominant Upwind - Med/High623.30.9626
Predominant Upwind - High607.90.9871
Predominant Downwind Low931.20.6444
Predominant Downwind Low/Med758.30.7913
Predominant Downwind Medium643.40.9325
Predominant Downwind Med/High573.71.0458
Predominant Downwind High536.31.1188
Predominant Reaching Low797.60.7523
Predominant Reaching Low/Med676.50.8869
Predominant Reaching Medium601.40.9977
Predominant Reaching Med/High556.71.0777
Predominant Reaching High530.51.1309
SA/DSPL Upwind27.88SA/DSPL Downwind27.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1104.60.5432
5-Band Windward/Leeward Low/Med897.10.6688
5-Band Windward/Leeward Medium761.30.7881
5-Band Windward/Leeward Med/High685.40.8754
5-Band Windward/Leeward High655.00.9160
Windward/Leeward 60-40 Low1089.90.5505
Windward/Leeward 60-40 Low/Med893.60.6715
Windward/Leeward 60-40 Medium769.20.7801
Windward/Leeward 60-40 Med/High702.90.8536
Windward/Leeward 60-40 High677.80.8852
5-Band AP Low852.90.7035
5-Band AP Low/Med715.80.8382
5-Band AP Medium630.80.9511
5-Band AP Med/High582.71.0297
5-Band AP High557.31.0767
5-Band SF Bay Tour - Low1043.30.5751
5-Band SF Bay Tour - Low/Med855.00.7017
5-Band SF Bay Tour - Medium736.60.8145
5-Band SF Bay Tour - Med/High673.00.8916
5-Band SF Bay Tour - High645.30.9299
Chicago-Mac Upwind0.8718
Chicago-Mac All Purpose0.8758
Chicago-Mac Downwind0.8824
Bayview-Mac Cove Island0.8237
Bayview-Mac Shore0.8382
Harvest Moon Regatta568.81.0548
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance698.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7392
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0426
Triple Number Windward/Leeward Low0.5746
Triple Number Windward/Leeward Medium0.7743
Triple Number Windward/Leeward High0.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low811.7
Triple Number Coastal/Long Distance Medium639.0
Triple Number Coastal/Long Distance High575.5
Triple Number Windward/Leeward Low1044.2
Triple Number Windward/Leeward Medium774.9
Triple Number Windward/Leeward High676.1
Predominantly Upwind677.6
Predominantly Downwind667.1
Predominantly Reaching632.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7392
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0426
Triple Number Windward/Leeward Low0.5746
Triple Number Windward/Leeward Medium0.7743
Triple Number Windward/Leeward High0.8874
Coastal/Long Distance0.8586
Predominantly Upwind0.8855
Predominantly Downwind0.8994
For information
General Purpose Handicap (GPH)718.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7392
Tretall Distanseseilas Mellomvind0.9389
Tretall Distanseseilas Mye vind1.0426
Tretall Pølsebane Lite vind0.5746
Tretall Pølsebane Mellomvind0.7743
Tretall Pølsebane Mye vind0.8874
Distanseseilas ett tall0.9338
Enkeltall Motvind0.8855
Enkeltall Medvind0.8994
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Coastal/Long Distance698.80.8586
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind677.60.8855
Predominantly Downwind667.10.8994
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore642.70.9336
Cape Doctor Coastal543.91.1031
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7392
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0426
Triple Number Windward/Leeward Low0.5746
Triple Number Windward/Leeward Medium0.7743
Triple Number Windward/Leeward High0.8874
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7392
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0426
Triple Number Windward/Leeward Low0.5746
Triple Number Windward/Leeward Medium0.7743
Triple Number Windward/Leeward High0.8874
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Predominantly Upwind677.60.8855
Predominantly Downwind667.10.8994
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.80.8586
Triple Number Coastal/Long Distance Low811.70.7392
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1163.2882.6742.2662.2619.8588.2534.7512.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low811.70.7392
Triple Number AP Medium639.10.9388
Triple Number AP High575.51.0426
Triple Number Windward/Leeward Low1044.20.5746
Triple Number Windward/Leeward Medium774.90.7743
Triple Number Windward/Leeward High676.10.8874
Single Number Predominant Upwind675.30.8885
Single Number Predominant Reaching617.70.9713
Single Number Predominant Downwind668.70.8973
Predominant Upwind - Low854.90.7018
Predominant Upwind - Low/Med730.60.8212
Predominant Upwind - Medium658.70.9108
Predominant Upwind - Med/High623.30.9626
Predominant Upwind - High607.90.9871
Predominant Downwind Low931.20.6444
Predominant Downwind Low/Med758.30.7913
Predominant Downwind Medium643.40.9325
Predominant Downwind Med/High573.71.0458
Predominant Downwind High536.31.1188
Predominant Reaching Low797.60.7523
Predominant Reaching Low/Med676.50.8869
Predominant Reaching Medium601.40.9977
Predominant Reaching Med/High556.71.0777
Predominant Reaching High530.51.1309
SA/DSPL Upwind27.88SA/DSPL Downwind27.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1104.60.5432
5-Band Windward/Leeward Low/Med897.10.6688
5-Band Windward/Leeward Medium761.30.7881
5-Band Windward/Leeward Med/High685.40.8754
5-Band Windward/Leeward High655.00.9160
Windward/Leeward 60-40 Low1089.90.5505
Windward/Leeward 60-40 Low/Med893.60.6715
Windward/Leeward 60-40 Medium769.20.7801
Windward/Leeward 60-40 Med/High702.90.8536
Windward/Leeward 60-40 High677.80.8852
5-Band AP Low852.90.7035
5-Band AP Low/Med715.80.8382
5-Band AP Medium630.80.9511
5-Band AP Med/High582.71.0297
5-Band AP High557.31.0767
5-Band SF Bay Tour - Low1043.30.5751
5-Band SF Bay Tour - Low/Med855.00.7017
5-Band SF Bay Tour - Medium736.60.8145
5-Band SF Bay Tour - Med/High673.00.8916
5-Band SF Bay Tour - High645.30.9299
Chicago-Mac Upwind0.8718
Chicago-Mac All Purpose0.8758
Chicago-Mac Downwind0.8824
Bayview-Mac Cove Island0.8237
Bayview-Mac Shore0.8382
Harvest Moon Regatta568.81.0548

Club
Certificate
Non Spinnaker
2024

Boat

PROBLEM CHILD

USA 83173

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBC-27Measurement25/04/2020HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.920Max. Beam2.848Draft1.613Displacement2,085Wetted area12.93IMS L7.153LSM06.812Acc. length7.920Sink (kg/mm) 9.20
VCGD0.059VCGM-0.176RM Rated (kg·m) 34.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight398Declared crew weight440
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.300PBW0.083PIPA0.0039
PSD0.024PHD0.070PHL0.138
PSA10.6°ESL0.935
ST10.015ST20.090ST30.090
ST40.050ST50.145
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders3Rotating mastNo
P9.590IG10.816ISP10.846MDT10.080MDL10.126MDT20.073MDL20.082TL1.520MW0.082GO0.097
E3.500J3.254BAS1.106FSDSFJSPLWPLTPSBD0.112MWT57.00MCG3.257
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.059Flotation Date25/04/2020
BALLAST
TANKS
IdDescriptionCapacityLCGVCGSp.WghtLevel
Sailing
0.000.00
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGAa0.00   
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0

Club
Certificate
Non Spinnaker
2024

Boat

PROBLEM CHILD

USA 83173

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment29595090.150.771.322.242.9620.052020 MAINSAIL
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment29595160.080.541.062.233.384.60NoNo 25.572020 Headsail