Club
Certificate
Double Handed
2024

Boat

RIPTIDE

USA 32122

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 Angles43.3°41.5°41.1°41.6°42.3°43.2°45.8°52.6°
Beat VMG3.143.743.984.024.023.993.783.37
52°4.795.575.895.996.036.045.915.48
60°5.055.816.146.256.316.346.306.14
75°5.266.006.386.606.746.836.896.87
90°5.246.066.456.817.097.297.557.68
110°5.336.236.767.177.467.748.178.74
120°5.206.166.747.307.848.269.059.71
135°4.695.766.477.047.678.4110.6812.32
150°3.904.985.856.537.077.689.3212.42
Run VMG3.374.315.075.766.316.808.0710.76
Gybe Angles143.2°147.0°151.4°158.8°172.7°173.2°147.8°148.3°
APH ToD:630.5CDL: 6.278APH ToT: 0.9516CertNo:US7596
BOAT
ClassExpress 27DesignerSchumakerBuilderAlsbergAge date01/1986Series date01/1982Offset fileUS18887.OFFData fileUSA7596DH
HULL
Length Overall8.309 mMaximum Beam2.463 mDraft1.337 mDisplacement1,136 kgDLR3.9279IMS DivisionSportboatDynamic Allowance0.190%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight145 kg(declared)Minimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail16.9517.40Headsail Luffed12.2612.26Headsail FlyingSymmetric42.7142.71Asymmetric40.1140.11 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail4.82Storm Jib4.19Heavy Weather Jib11.30
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric SHALL NOT 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
Certificate
Double Handed
2024

Boat

RIPTIDE

USA 32122

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 VMG1146.6963.1905.5894.8896.4903.3952.11067.3
52°752.1646.1610.7601.1597.0596.1608.8657.1
60°712.8619.7586.6575.9570.1567.5571.1586.4
75°684.9600.5564.3545.1534.5527.1522.4524.4
90°686.8593.7558.2528.8507.7493.5477.1468.5
110°675.1577.7532.4502.0482.4465.1440.7411.7
120°692.7584.6533.9493.2459.3435.6397.7370.9
135°767.7624.6556.4511.0469.4428.3337.0292.3
150°924.2723.4615.6551.5508.9468.9386.3289.8
Run VMG1067.1835.3710.1624.5570.4529.3446.1334.6
Selected Courses
Windward / Leeward1106.8899.2807.8759.6733.4716.3699.1701.0
All purpose849.9707.2646.4613.1592.6577.0557.6557.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward788.00.7614
All purpose630.50.9516
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6305
Downwind "popa"0.8781
70% up, 30% down "Ilhabela"0.6887
30% up, 70% down "Ilhabela-inverso"0.7856
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Predominantly Upwind698.10.8594
Predominantly Downwind615.00.9757
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low778.60.7706
Triple Number AP Medium627.00.9570
Triple Number AP High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Single Number Predominant Upwind696.00.8621
Single Number Predominant Reaching591.81.0138
Single Number Predominant Downwind617.00.9725
Predominant Upwind - Low863.00.6953
Predominant Upwind - Low/Med743.50.8070
Predominant Upwind - Medium682.40.8793
Predominant Upwind - Med/High658.50.9111
Predominant Upwind - High662.50.9057
Predominant Downwind Low843.00.7118
Predominant Downwind Low/Med695.10.8632
Predominant Downwind Medium598.11.0031
Predominant Downwind Med/High527.81.1368
Predominant Downwind High475.01.2632
Predominant Reaching Low759.40.7901
Predominant Reaching Low/Med647.80.9263
Predominant Reaching Medium578.71.0368
Predominant Reaching Med/High531.01.1299
Predominant Reaching High501.51.1964
SA/DSPL Upwind26.82SA/DSPL Downwind54.76
Scoring OptionTODTOT
5-Band Windward/Leeward Low1059.70.5662
5-Band Windward/Leeward Low/Med876.90.6842
5-Band Windward/Leeward Medium771.30.7779
5-Band Windward/Leeward Med/High720.00.8334
5-Band Windward/Leeward High702.40.8542
Windward/Leeward 60-40 Low1068.70.5614
Windward/Leeward 60-40 Low/Med893.50.6715
Windward/Leeward 60-40 Medium797.60.7522
Windward/Leeward 60-40 Med/High757.90.7916
Windward/Leeward 60-40 High754.60.7951
5-Band AP Low817.50.7339
5-Band AP Low/Med692.90.8659
5-Band AP Medium620.00.9677
5-Band AP Med/High579.41.0355
5-Band AP High561.01.0696
5-Band SF Bay Tour - Low1006.80.5959
5-Band SF Bay Tour - Low/Med840.50.7139
5-Band SF Bay Tour - Medium747.00.8032
5-Band SF Bay Tour - Med/High701.90.8549
5-Band SF Bay Tour - High688.10.8719
Chicago-Mac Upwind0.8438
Chicago-Mac All Purpose0.8968
Chicago-Mac Downwind0.9573
Bayview-Mac Cove Island0.8463
Bayview-Mac Shore0.8469
Harvest Moon Regatta524.41.1441
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance685.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7706
Triple Number Coastal/Long Distance Medium0.9570
Triple Number Coastal/Long Distance High1.0460
Triple Number Windward/Leeward Low0.5982
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low778.6
Triple Number Coastal/Long Distance Medium627.0
Triple Number Coastal/Long Distance High573.6
Triple Number Windward/Leeward Low1003.0
Triple Number Windward/Leeward Medium780.7
Triple Number Windward/Leeward High714.1
Predominantly Upwind698.1
Predominantly Downwind615.0
Predominantly Reaching595.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7706
Triple Number Coastal/Long Distance Medium0.9570
Triple Number Coastal/Long Distance High1.0460
Triple Number Windward/Leeward Low0.5982
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.8402
Coastal/Long Distance0.8759
Predominantly Upwind0.8594
Predominantly Downwind0.9757
For information
General Purpose Handicap (GPH)700.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7706
Tretall Distanseseilas Mellomvind0.9570
Tretall Distanseseilas Mye vind1.0460
Tretall Pølsebane Lite vind0.5982
Tretall Pølsebane Mellomvind0.7685
Tretall Pølsebane Mye vind0.8402
Distanseseilas ett tall (OSN 8-16kn)0.8759
Distanseseilas ett tall (APH 6-20kn)0.9516
Enkeltall Motvind0.8594
Enkeltall Medvind0.9757
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Coastal/Long Distance685.00.8759
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind698.10.8594
Predominantly Downwind615.00.9757
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore700.40.8566
Cape Doctor Coastal557.61.0760
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7706
Triple Number Coastal/Long Distance Medium0.9570
Triple Number Coastal/Long Distance High1.0460
Triple Number Windward/Leeward Low0.5982
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.8402
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7706
Triple Number Coastal/Long Distance Medium0.9570
Triple Number Coastal/Long Distance High1.0460
Triple Number Windward/Leeward Low0.5982
Triple Number Windward/Leeward Medium0.7685
Triple Number Windward/Leeward High0.8402
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Predominantly Upwind698.10.8594
Predominantly Downwind615.00.9757
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance685.00.8759
Triple Number Coastal/Long Distance Low778.60.7706
Triple Number Coastal/Long Distance Medium627.00.9570
Triple Number Coastal/Long Distance High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1102.9845.4727.7658.1615.4578.6516.1502.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low778.60.7706
Triple Number AP Medium627.00.9570
Triple Number AP High573.61.0460
Triple Number Windward/Leeward Low1003.00.5982
Triple Number Windward/Leeward Medium780.70.7685
Triple Number Windward/Leeward High714.10.8402
Single Number Predominant Upwind696.00.8621
Single Number Predominant Reaching591.81.0138
Single Number Predominant Downwind617.00.9725
Predominant Upwind - Low863.00.6953
Predominant Upwind - Low/Med743.50.8070
Predominant Upwind - Medium682.40.8793
Predominant Upwind - Med/High658.50.9111
Predominant Upwind - High662.50.9057
Predominant Downwind Low843.00.7118
Predominant Downwind Low/Med695.10.8632
Predominant Downwind Medium598.11.0031
Predominant Downwind Med/High527.81.1368
Predominant Downwind High475.01.2632
Predominant Reaching Low759.40.7901
Predominant Reaching Low/Med647.80.9263
Predominant Reaching Medium578.71.0368
Predominant Reaching Med/High531.01.1299
Predominant Reaching High501.51.1964
SA/DSPL Upwind26.82SA/DSPL Downwind54.76
Scoring OptionTODTOT
5-Band Windward/Leeward Low1059.70.5662
5-Band Windward/Leeward Low/Med876.90.6842
5-Band Windward/Leeward Medium771.30.7779
5-Band Windward/Leeward Med/High720.00.8334
5-Band Windward/Leeward High702.40.8542
Windward/Leeward 60-40 Low1068.70.5614
Windward/Leeward 60-40 Low/Med893.50.6715
Windward/Leeward 60-40 Medium797.60.7522
Windward/Leeward 60-40 Med/High757.90.7916
Windward/Leeward 60-40 High754.60.7951
5-Band AP Low817.50.7339
5-Band AP Low/Med692.90.8659
5-Band AP Medium620.00.9677
5-Band AP Med/High579.41.0355
5-Band AP High561.01.0696
5-Band SF Bay Tour - Low1006.80.5959
5-Band SF Bay Tour - Low/Med840.50.7139
5-Band SF Bay Tour - Medium747.00.8032
5-Band SF Bay Tour - Med/High701.90.8549
5-Band SF Bay Tour - High688.10.8719
Chicago-Mac Upwind0.8438
Chicago-Mac All Purpose0.8968
Chicago-Mac Downwind0.9573
Bayview-Mac Cove Island0.8463
Bayview-Mac Shore0.8469
Harvest Moon Regatta524.41.1441

Club
Certificate
Double Handed
2024

Boat

RIPTIDE

USA 32122

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassExpress 27MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.309Max. Beam2.463Draft1.337Displacement1,136Wetted area11.06IMS L6.986LSM06.613Acc. length8.004Sink (kg/mm) 8.27
VCGD0.002VCGM-0.033RM Rated (kg·m) 22.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight382Declared crew weight145
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders2Rotating mastNo
P8.684IG8.773ISP8.773MDT10.078MDL10.129MDT20.072MDL20.091TL1.379MW0.091GO0.203
E3.170J2.740BAS1.150FSDFoilSFJ0.336SPL3.177WPLTPS3.050BD0.110MWT43.60MCG3.216
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.002Flotation Date28/01/2022
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
Double Handed
2024

Boat

RIPTIDE

USA 32122

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.140.721.292.142.7216.9512/10/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ30.080.410.751.371.982.619.05YesNo 12.2611/04/2020
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS29.819.819.815.235.2042.7117/11/2020
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA9.907.908.905.365.6096%40.1115/04/2022