Club
Certificate
Non Spinnaker
2023

Boat

FLIPPER

ESP-8557_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.9°42.0°40.6°39.6°38.4°38.1°37.8°
Beat VMG2.883.503.944.274.504.614.68
52°4.405.225.776.096.296.426.52
60°4.635.445.956.246.436.566.70
75°4.765.596.096.376.586.746.97
90°4.665.526.076.396.616.797.10
110°4.175.145.876.316.606.847.27
120°3.984.955.726.216.536.787.23
135°3.544.525.305.926.316.597.05
150°3.043.984.775.445.986.336.82
Run VMG2.643.454.194.855.445.936.54
Gybe Angles148.4°153.8°161.0°168.5°173.0°178.4°179.3°

APH: 677.8

CDL: 6.967

GPH: 768.4

CertNo: 855701

BOAT
ClassDUFOUR 3800DesignerM.DUFOURBuilderDUFOURAge date01/1983Series date01/1978Offset fileI0024.BOFData fileE8557_C
HULL
Length Overall9.190 mMaximum Beam3.158 mDraft1.737 mDisplacement4,306 kgDLR10.2746IMS DivisionCruiser/RacerDynamic Allowance0.610%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.260m
CREW
Maximum weight375 kgMinimum weight281 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail17.3717.63Headsail Luffed28.6628.66Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.12Storm Jib6.45Heavy Weather Jib17.40
SAIL LIMITS
Headsails5 * Woven polyester sails  Spinnakers0 * Spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MEDIDAS ESTIMADAS SIN SPINAKER
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  03510002BLRIssued on 27/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

FLIPPER

ESP-8557_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1250.11029.6913.4842.3800.7780.9769.0
52°817.3690.0623.9591.0572.3561.0552.3
60°777.5661.7605.1577.1560.0548.5537.5
75°756.8644.1591.4564.8547.5534.3516.4
90°773.1652.4593.0563.8544.8530.0506.9
110°863.2700.6612.9570.2545.4526.3495.0
120°904.7726.8629.6579.3551.5531.2497.7
135°1015.8796.9679.3608.5570.5546.6510.8
150°1183.1905.0754.7661.5602.4568.6528.2
Run VMG1366.11042.0859.8742.9662.0606.9550.5
Selected Courses
Windward / Leeward1308.11035.8886.6792.6731.4693.9659.8
All purpose1004.7811.9709.1649.3612.7590.2564.7
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward832.70.7205
All purpose677.80.8852
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6577
Downwind "popa"0.7204
70% up, 30% down "Ilhabela"0.6753
30% up, 70% down "Ilhabela-inverso"0.7003
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Predominantly Upwind720.40.8329
Predominantly Downwind707.00.8486
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low908.30.6606
Triple Number All Purpose Medium673.60.8907
Triple Number All Purpose High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Predominantly Upwind720.40.8329
Predominantly Downwind707.00.8486
Predominantly Upwind Low981.30.6114
Predominantly Upwind Medium733.10.8184
Predominantly Upwind High662.30.9059
Predominantly Downwind Low1026.40.5846
Predominantly Downwind Medium708.20.8473
Predominantly Downwind High574.11.0452
Chicago-Mac Upwind0.8157
Chicago-Mac All Purpose0.8213
Chicago-Mac Downwind0.8305
Bayview-Mac Cove Island0.7580
Bayview-Mac Shore0.7729
Victoria-Maui0.8878
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance740.0
Triple Number Coastal/Long Distance Low908.3
Triple Number Coastal/Long Distance Medium673.6
Triple Number Coastal/Long Distance High586.3
Triple Number Windward/Leeward Low1171.9
Triple Number Windward/Leeward Medium828.8
Triple Number Windward/Leeward High690.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6606
Triple Number Coastal/Long Distance Medium0.8907
Triple Number Coastal/Long Distance High1.0234
Triple Number Windward/Leeward Low0.5120
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low908.3
Triple Number Coastal/Long Distance Medium673.6
Triple Number Coastal/Long Distance High586.3
Triple Number Windward/Leeward Low1171.9
Triple Number Windward/Leeward Medium828.8
Triple Number Windward/Leeward High690.4
Predominantly Upwind720.4
Predominantly Downwind707.0
Predominantly Reaching669.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6606
Triple Number Coastal/Long Distance Medium0.8907
Triple Number Coastal/Long Distance High1.0234
Triple Number Windward/Leeward Low0.5120
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8690
Coastal/Long Distance0.8108
Predominantly Upwind0.8329
Predominantly Downwind0.8486
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.6606
Tretall Distanseseilas Mellomvind0.8907
Tretall Distanseseilas Mye vind1.0234
Tretall Pølsebane Lite vind0.5120
Tretall Pølsebane Mellomvind0.7239
Tretall Pølsebane Mye vind0.8690
Distanseseilas ett tall (OSN 8-16kn)0.8108
Distanseseilas ett tall (APH 6-20kn)0.8852
Enkeltall Motvind0.8329
Enkeltall Medvind0.8486
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Coastal/Long Distance740.00.8108
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind720.40.8329
Predominantly Downwind707.00.8486
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore670.00.8955
Cape Doctor Coastal572.41.0483
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6606
Triple Number Coastal/Long Distance Medium0.8907
Triple Number Coastal/Long Distance High1.0234
Triple Number Windward/Leeward Low0.5120
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8690
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6606
Triple Number Coastal/Long Distance Medium0.8907
Triple Number Coastal/Long Distance High1.0234
Triple Number Windward/Leeward Low0.5120
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8690
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Predominantly Upwind720.40.8329
Predominantly Downwind707.00.8486
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance740.00.8108
Triple Number Coastal/Long Distance Low908.30.6606
Triple Number Coastal/Long Distance Medium673.60.8907
Triple Number Coastal/Long Distance High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1313.9975.9799.5693.2635.9597.6545.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low908.30.6606
Triple Number All Purpose Medium673.60.8907
Triple Number All Purpose High586.31.0234
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High690.40.8690
Predominantly Upwind720.40.8329
Predominantly Downwind707.00.8486
Predominantly Upwind Low981.30.6114
Predominantly Upwind Medium733.10.8184
Predominantly Upwind High662.30.9059
Predominantly Downwind Low1026.40.5846
Predominantly Downwind Medium708.20.8473
Predominantly Downwind High574.11.0452
Chicago-Mac Upwind0.8157
Chicago-Mac All Purpose0.8213
Chicago-Mac Downwind0.8305
Bayview-Mac Cove Island0.7580
Bayview-Mac Shore0.7729
Harvest Moon Regatta590.11.0167
Victoria-Maui0.8878
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy681.40.8805
San Francisco Bay Medium823.60.7285
Predominantly Reaching0.9282
Predominantly Reaching Low0.7263
Predominantly Reaching Medium0.9309
Predominantly Reaching High1.0780
Windward/Leeward 60-40 Low1165.50.5148
Windward/Leeward 60-40 Medium843.30.7114
Windward/Leeward 60-40 High721.40.8317
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1287.20.4661
5-Band Low / Medium1061.70.5651
5-Band Medium810.00.7407
5-Band Medium / High702.80.8537
5-Band High665.70.9013
ORC Ref  03510002BLRIssued on 27/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

FLIPPER

ESP-8557_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 3800MeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.190Max. Beam3.158Draft1.737Displacement4,306Wetted area19.59IMS L7.647LSM07.483Acc. length9.190Sink (kg/mm) 13.65
VCGD-0.156VCGM-0.175RM Rated (kg·m) 88.4Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.260PBWPIPA0.0031
EDL0.550ST10.060ST20.150
ST30.350ST40.090ST50.300
RIG
Forestay tensionAftInner stayFixedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1Rotating mastNo
P9.800IG11.350ISP11.350MDT10.100MDL10.110MDT2MDL2TLMWGO
E2.980J3.650BAS1.450FSD0.030SFJ0.080SPL3.750WPLTPS4.350BD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered90.0Flotation Date01/01/2010MeasurerComment
SFFP0.464FFMFF1.238LCFcl5.200SG
SAFP8.685FAMFA0.812LCFsh5.438HBI1.009
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03510002BLRIssued on 27/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

FLIPPER

ESP-8557_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.140.631.121.912.5017.37
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ0.050.621.232.523.875.2611.14NoNo 28.66
ORC Ref  03510002BLRIssued on 27/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org