International
Certificate
2023

Boat

BABY BLUE

USA 61470

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
Beat Angles42.6°40.2°37.6°37.6°37.5°37.5°38.1°
Beat VMG4.044.675.065.205.275.315.30
52°6.106.807.157.317.427.497.56
60°6.467.037.407.587.737.847.96
75°6.797.307.728.098.298.468.70
90°6.937.477.928.368.839.119.58
110°6.727.478.128.709.219.6310.69
120°6.427.267.988.649.369.9111.15
135°5.616.837.638.459.4410.5012.84
150°4.775.976.907.608.309.2211.91
Run VMG4.135.175.986.597.197.9910.31
Gybe Angles144.2°147.5°150.7°149.8°147.4°145.7°143.8°

APH: 510.6

CDL: 9.185

GPH: 566.3

CertNo: US6147

BOAT
ClassRiptide 30DesignerPaul BiekerBuilderBetts MarineAge date03/2021Series date01/2021Offset fileriptide30.offData fileUSA61470
HULL
Length Overall9.146 mMaximum Beam3.318 mDraft2.522 mDisplacement2,422 kgDLR3.4108IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.065%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight450 kgMinimum weight338 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.5639.69Headsail Luffed27.8727.87Headsail Flying78.9078.90SymmetricAsymmetric107.95107.95 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.70Storm Jib8.07Heavy Weather Jib21.77
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment77.5 kg·mStability Index97.9
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.
ORC Ref  04560002QH9Issued on 19/07/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

BABY BLUE

USA 61470

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
Beat VMG891.3770.3711.9691.7682.9678.1679.4
52°590.0529.3503.8492.6485.4480.6476.1
60°557.7511.8486.6474.7465.6459.4452.5
75°530.5493.2466.1445.1434.1425.5413.9
90°519.6481.9454.5430.7407.6395.4375.8
110°535.9481.9443.5413.9391.0374.0336.7
120°560.5496.0451.3416.5384.5363.2322.9
135°641.7527.0472.0425.9381.4343.0280.3
150°755.5603.1522.0473.4433.6390.3302.4
Run VMG872.4696.4602.4546.6500.7450.7349.2
Selected Courses
Windward / Leeward881.9733.3657.1619.2591.8564.4514.3
All purpose673.9580.5530.5500.7477.8458.3423.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward635.10.9447
All purpose510.61.1750
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8226
Downwind "popa"1.0452
70% up, 30% down "Ilhabela"0.8788
30% up, 70% down "Ilhabela-inverso"0.9667
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Predominantly Upwind560.91.0697
Predominantly Downwind509.71.1771
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low627.20.9566
Triple Number All Purpose Medium511.61.1729
Triple Number All Purpose High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Predominantly Upwind560.91.0697
Predominantly Downwind509.71.1771
Predominantly Upwind Low699.20.8581
Predominantly Upwind Medium586.81.0225
Predominantly Upwind High557.61.0760
Predominantly Downwind Low686.70.8738
Predominantly Downwind Medium509.21.1783
Predominantly Downwind High398.81.5044
Chicago-Mac Upwind1.0540
Chicago-Mac All Purpose1.1028
Chicago-Mac Downwind1.1565
Bayview-Mac Cove Island1.0416
Bayview-Mac Shore1.0451
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching479.51.2513
Predominantly Reaching Low568.71.0551
Predominantly Reaching Medium477.91.2555
Predominantly Reaching High407.41.4728
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low870.40.6893
5-Band Low / Medium749.90.8001
5-Band Medium625.80.9588
5-Band Medium / High565.21.0615
5-Band High522.91.1474
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance557.2
Triple Number Coastal/Long Distance Low627.2
Triple Number Coastal/Long Distance Medium511.6
Triple Number Coastal/Long Distance High450.2
Triple Number Windward/Leeward Low807.6
Triple Number Windward/Leeward Medium634.5
Triple Number Windward/Leeward High552.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9566
Triple Number Coastal/Long Distance Medium1.1729
Triple Number Coastal/Long Distance High1.3326
Triple Number Windward/Leeward Low0.7429
Triple Number Windward/Leeward Medium0.9456
Triple Number Windward/Leeward High1.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low627.2
Triple Number Coastal/Long Distance Medium511.6
Triple Number Coastal/Long Distance High450.2
Triple Number Windward/Leeward Low807.6
Triple Number Windward/Leeward Medium634.5
Triple Number Windward/Leeward High552.4
Predominantly Upwind560.9
Predominantly Downwind509.7
Predominantly Reaching488.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9566
Triple Number Coastal/Long Distance Medium1.1729
Triple Number Coastal/Long Distance High1.3326
Triple Number Windward/Leeward Low0.7429
Triple Number Windward/Leeward Medium0.9456
Triple Number Windward/Leeward High1.0861
Coastal/Long Distance1.0767
Predominantly Upwind1.0697
Predominantly Downwind1.1771
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9566
Tretall Distanseseilas Mellomvind1.1729
Tretall Distanseseilas Mye vind1.3326
Tretall Pølsebane Lite vind0.7429
Tretall Pølsebane Mellomvind0.9456
Tretall Pølsebane Mye vind1.0861
Distanseseilas ett tall (OSN 8-16kn)1.0767
Distanseseilas ett tall (APH 6-20kn)1.1750
Enkeltall Motvind1.0697
Enkeltall Medvind1.1771
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Coastal/Long Distance557.21.0767
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind560.91.0697
Predominantly Downwind509.71.1771
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore529.31.1336
Cape Doctor Coastal434.21.3819
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9566
Triple Number Coastal/Long Distance Medium1.1729
Triple Number Coastal/Long Distance High1.3326
Triple Number Windward/Leeward Low0.7429
Triple Number Windward/Leeward Medium0.9456
Triple Number Windward/Leeward High1.0861
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9566
Triple Number Coastal/Long Distance Medium1.1729
Triple Number Coastal/Long Distance High1.3326
Triple Number Windward/Leeward Low0.7429
Triple Number Windward/Leeward Medium0.9456
Triple Number Windward/Leeward High1.0861
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Predominantly Upwind560.91.0697
Predominantly Downwind509.71.1771
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance557.21.0767
Triple Number Coastal/Long Distance Low627.20.9566
Triple Number Coastal/Long Distance Medium511.61.1729
Triple Number Coastal/Long Distance High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance880.9691.3594.9537.3498.1463.1402.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low627.20.9566
Triple Number All Purpose Medium511.61.1729
Triple Number All Purpose High450.21.3326
Triple Number Windward/Leeward Low807.60.7429
Triple Number Windward/Leeward Medium634.50.9456
Triple Number Windward/Leeward High552.41.0861
Predominantly Upwind560.91.0697
Predominantly Downwind509.71.1771
Predominantly Upwind Low699.20.8581
Predominantly Upwind Medium586.81.0225
Predominantly Upwind High557.61.0760
Predominantly Downwind Low686.70.8738
Predominantly Downwind Medium509.21.1783
Predominantly Downwind High398.81.5044
Chicago-Mac Upwind1.0540
Chicago-Mac All Purpose1.1028
Chicago-Mac Downwind1.1565
Bayview-Mac Cove Island1.0416
Bayview-Mac Shore1.0451
Harvest Moon Regatta430.51.3937
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy537.51.1163
San Francisco Bay Medium619.40.9686
Predominantly Reaching479.51.2513
Predominantly Reaching Low568.71.0551
Predominantly Reaching Medium477.91.2555
Predominantly Reaching High407.41.4728
Windward/Leeward 60-40 Low812.20.7387
Windward/Leeward 60-40 Medium657.70.9122
Windward/Leeward 60-40 High595.81.0071
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low870.40.6893
5-Band Low / Medium749.90.8001
5-Band Medium625.80.9588
5-Band Medium / High565.21.0615
5-Band High522.91.1474
ORC Ref  04560002QH9Issued on 19/07/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

BABY BLUE

USA 61470

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassRiptide 30Measurement15/06/2023HINPlan reviewHull constructionCarbonCarbon RudderYesLight stanchionsYesTrim tabNo
LOA9.146Max. Beam3.318Draft2.522Displacement2,422Wetted area18.95IMS L9.049LSM08.921Acc. length9.146Sink (kg/mm) 15.49
VCGD0.136VCGM0.131RM Rated (kg·m) 77.5Limit of positive stability(°) 103.5Stability Index97.9BLR index0.8498
Water ballast weight420Water ballast LCG5.81Water ballast VCG0.62Water ballast TCG1.45
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAft & ForwardInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.449IG12.675ISP13.738MDT10.113MDL10.181MDT20.111MDL20.159TL0.889MW0.176GO0.184
E4.451J4.271BAS1.309FSD0.000SFJ-0.021SPL0.000WPLTPS6.459BD0.109MWT155.01MCG5.436
Flying Headsail Foretriangles IdISPTPS212.7005.259113.7385.259
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date17/07/2023MeasurerComment
SFFP0.651FFM1.013FF1.022LCFcl5.207SG1.0000
SAFP9.001FAM0.921FA0.927LCFsh5.446HBI1.048
W164.5W264.5W364.5W464.5
PD1635.6PD2635.6PD3635.6PD4635.6
WD9.850PLM9000.00GSA1.0RSA1.0RM78.7
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGWBMovable420l water Ballast4205.810.621.45Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1FuelFuel60505.250.022WaterWater4.000.023HoldingWater5.000.02Total deductible425.250.02
OTHER ITEMSIdKindDescriptionWeightLCGVCG1DeductibleWater Heater62.800.02Total deductible62.800.02
ORC Ref  04560002QH9Issued on 19/07/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

BABY BLUE

USA 61470

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment11.561.822.303.243.9038.5630/08/2023OUS141273-001
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentC650.091.202.334.355.856.9219.96NoYes178.9031/08/2023OUS141273-006C55-FR0.080.911.733.254.635.9413.20NoYes241.4111/07/2023OUS141273-011J10.090.631.182.193.174.1312.95YesNo 27.8716/01/2023OUS141273-002
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2/A415.9913.3714.688.938.40106%107.9530/08/2023OUS141273-008
ORC Ref  04560002QH9Issued on 19/07/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org