Non Spin/HSFClub Certificate2025
FLIPPERESP-8557_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 Angles44.1°44.1°42.2°41.0°39.9°38.5°38.0°37.9°39.0°
Beat VMG2.062.853.473.914.254.494.624.694.62
52°3.244.385.205.766.096.296.426.526.51
60°3.444.615.435.946.246.436.566.696.72
75°3.554.755.596.096.376.576.746.967.07
90°3.454.665.526.076.386.606.797.107.33
110°2.994.175.145.876.316.606.837.267.66
120°2.833.984.955.716.216.526.777.227.67
135°2.453.544.515.295.916.306.587.037.48
150°2.053.033.974.765.435.976.326.807.23
Run VMG1.772.633.444.174.835.425.916.526.95
Gybe Angles148.3°148.3°152.3°159.5°168.5°173.2°177.7°179.5°179.5°
APH ToD:679.5CDL: 6.947APH ToT: 0.8830CertNo:855701
BOAT
ClassDUFOUR 3800DesignerM.DUFOURBuilderDUFOURAge date01/1983Series date01/1978Offset fileI0024.BOFData fileE8557_C
HULL
Length Overall9.190 mMaximum Beam3.158 mDraft1.737 mDisplacement4,306 kgDLR10.2865IMS DivisionCruiser/RacerDynamic Allowance0.620%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.260m
CREW
Maximum weight375 kg(declared)Minimum weight245 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
Headsails1
✱ One set on the forestay
✱ Zero set flying
✱ 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  03510003HI0Issued on 27/01/2025Valid until 31/12/2025
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
FLIPPERESP-8557_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 VMG1743.81262.81038.1919.8846.4802.2779.4767.9780.0
52°1110.2822.8693.0625.5591.6572.6561.0552.4552.8
60°1046.4780.6663.1605.7577.3560.1548.7537.8535.9
75°1015.3757.3644.2591.4564.8547.6534.4516.9509.2
90°1042.7773.1652.4593.0563.9545.1530.4507.1491.1
110°1202.5863.1700.9613.1570.5545.7526.8495.7470.0
120°1273.6905.2727.3630.0579.7551.9531.8498.6469.6
135°1469.11017.3798.0680.2609.2571.0547.3511.8481.3
150°1757.91186.7907.4756.5663.1603.5569.5529.3498.2
Run VMG2029.11370.31045.7863.1745.9664.7608.9551.9518.3
Selected Courses
Windward / Leeward1882.91316.61041.9891.4796.1733.4694.2659.9649.1
All purpose1416.21009.2814.8711.3650.8613.6590.4565.0551.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward836.20.7175
All purpose679.50.8830
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6546
Downwind "popa"0.7179
70% up, 30% down "Ilhabela"0.6724
30% up, 70% down "Ilhabela-inverso"0.6976
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Predominantly Upwind722.50.8305
Predominantly Downwind708.80.8465
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low912.00.6579
TriNum AP Med675.50.8883
TriNum AP High586.71.0227
TriNum W/L Low1234.90.4859
TriNum W/L Med832.60.7206
TriNum W/L Hig691.20.8681
Predom. Upwind752.50.7974
Predom. Reaching682.50.8791
Predom. Downwind746.30.8039
Predom. Up Low1073.90.5587
Predom. Up L/M807.20.7433
Predom. Up Med695.20.8631
Predom. Up M/H633.60.9470
Predom. Up High612.50.9796
Predom. Dn Low1153.40.5202
Predom. Dn L/M823.40.7286
Predom. Dn Med677.90.8851
Predom. Dn M/H590.41.0162
Predom. Dn High551.21.0886
Predom. Rc Low986.70.6081
Predom. Rc L/M734.90.8165
Predom. Rc Med629.80.9526
Predom. Rc M/H570.31.0520
Predom. Rc High542.71.1056
SA/DSPL Upwind17.31SA/DSPL Downwind17.31
Scoring OptionTODTOT
5B W/L Low1390.40.4315
5B W/L L/M993.00.6042
5B W/L Med813.40.7376
5B W/L M/H703.60.8527
5B W/L High664.00.9037
W/L 60-40 Low1377.70.4355
W/L 60-40 L/M994.60.6032
W/L 60-40 Med823.10.7290
W/L 60-40 M/H720.30.8330
W/L 60-40 High685.60.8752
5B AP Low1026.00.5848
5B AP L/M782.80.7665
5B AP Med663.30.9046
5B AP M/H595.11.0082
5B AP High567.11.0579
5B SF Bay Low1188.10.5050
5B SF Bay L/M947.70.6331
5B SF Bay Med784.80.7645
5B SF Bay M/H688.90.8710
5B SF Bay High654.80.9163
Chicago-Mac Upwind0.7683
Chicago-Mac All Purpose0.7734
Chicago-Mac Downwind0.7702
BayMac Cove Island1093.30.5488
BayMac Shore1081.50.5548
Harvest Moon591.01.0151
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance742.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating742.30.8083
FinRating, kevyt tuuli1370.50.7297
FinRating, kova tuuli572.80.8729
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8083
Triple Number Coastal/Long Distance Low0.6579
Triple Number Coastal/Long Distance Medium0.8884
Triple Number Coastal/Long Distance High1.0227
Triple Number Windward/Leeward Low0.5088
Triple Number Windward/Leeward Medium0.7206
Triple Number Windward/Leeward High0.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
For information
General Purpose Handicap (GPH)770.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low912.0
Triple Number Coastal/Long Distance Medium675.4
Triple Number Coastal/Long Distance High586.7
Triple Number Windward/Leeward Low1179.2
Triple Number Windward/Leeward Medium832.6
Triple Number Windward/Leeward High691.2
Predominantly Upwind722.5
Predominantly Downwind708.8
Predominantly Reaching671.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6579
Triple Number Coastal/Long Distance Medium0.8884
Triple Number Coastal/Long Distance High1.0227
Triple Number Windward/Leeward Low0.5088
Triple Number Windward/Leeward Medium0.7206
Triple Number Windward/Leeward High0.8681
Coastal/Long Distance0.8083
Predominantly Upwind0.8305
Predominantly Downwind0.8465
For information
General Purpose Handicap (GPH)770.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8830
Distanseseilas Trippeltall svak vind0.6579
Distanseseilas Trippeltall mellomvind0.8884
Distanseseilas Trippeltall sterk vind1.0227
Pølsebane Trippeltall svak vind0.5088
Pølsebane Trippeltall mellomvind0.7206
Pølsebane Trippeltall sterk vind0.8681
Motvind Singeltall0.8305
Medvind Singeltall0.8465
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Coastal/Long Distance742.30.8083
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind722.50.8305
Predominantly Downwind708.80.8465
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore652.40.9197
Cape Doctor Coastal555.81.0795
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6579
Triple Number Coastal/Long Distance Medium0.8884
Triple Number Coastal/Long Distance High1.0227
Triple Number Windward/Leeward Low0.5088
Triple Number Windward/Leeward Medium0.7206
Triple Number Windward/Leeward High0.8681
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6579
Triple Number Coastal/Long Distance Medium0.8884
Triple Number Coastal/Long Distance High1.0227
Triple Number Windward/Leeward Low0.5088
Triple Number Windward/Leeward Medium0.7206
Triple Number Windward/Leeward High0.8681
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Predominantly Upwind722.50.8305
Predominantly Downwind708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance742.30.8083
Triple Number Coastal/Long Distance Low912.00.6579
Triple Number Coastal/Long Distance Medium675.40.8884
Triple Number Coastal/Long Distance High586.71.0227
Triple Number Windward/Leeward Low1179.20.5088
Triple Number Windward/Leeward Medium832.60.7206
Triple Number Windward/Leeward High691.20.8681
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2026.31321.9981.0803.0695.2636.9597.9545.4529.2
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low912.00.6579
TriNum AP Med675.50.8883
TriNum AP High586.71.0227
TriNum W/L Low1234.90.4859
TriNum W/L Med832.60.7206
TriNum W/L Hig691.20.8681
Predom. Upwind752.50.7974
Predom. Reaching682.50.8791
Predom. Downwind746.30.8039
Predom. Up Low1073.90.5587
Predom. Up L/M807.20.7433
Predom. Up Med695.20.8631
Predom. Up M/H633.60.9470
Predom. Up High612.50.9796
Predom. Dn Low1153.40.5202
Predom. Dn L/M823.40.7286
Predom. Dn Med677.90.8851
Predom. Dn M/H590.41.0162
Predom. Dn High551.21.0886
Predom. Rc Low986.70.6081
Predom. Rc L/M734.90.8165
Predom. Rc Med629.80.9526
Predom. Rc M/H570.31.0520
Predom. Rc High542.71.1056
SA/DSPL Upwind17.31SA/DSPL Downwind17.31
Scoring OptionTODTOT
5B W/L Low1390.40.4315
5B W/L L/M993.00.6042
5B W/L Med813.40.7376
5B W/L M/H703.60.8527
5B W/L High664.00.9037
W/L 60-40 Low1377.70.4355
W/L 60-40 L/M994.60.6032
W/L 60-40 Med823.10.7290
W/L 60-40 M/H720.30.8330
W/L 60-40 High685.60.8752
5B AP Low1026.00.5848
5B AP L/M782.80.7665
5B AP Med663.30.9046
5B AP M/H595.11.0082
5B AP High567.11.0579
5B SF Bay Low1188.10.5050
5B SF Bay L/M947.70.6331
5B SF Bay Med784.80.7645
5B SF Bay M/H688.90.8710
5B SF Bay High654.80.9163
Chicago-Mac Upwind0.7683
Chicago-Mac All Purpose0.7734
Chicago-Mac Downwind0.7702
BayMac Cove Island1093.30.5488
BayMac Shore1081.50.5548
Harvest Moon591.01.0151
ORC Ref  03510003HI0Issued on 27/01/2025Valid until 31/12/2025
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
FLIPPERESP-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 L7.668LSM07.480Acc. length9.190Sink (kg/mm) 13.65
VCGD-0.156VCGM-0.175RM Rated (kg·m) 88.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight455Declared crew weight375
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.260PBWPIPA0.0031
EDL0.550ST10.060ST20.150
ST30.350ST40.090ST50.300
RIG
Forestay tensionAftInner stayFixedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating 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 Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03510003HI0Issued on 27/01/2025Valid until 31/12/2025
VPP ver: 2025 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
FLIPPERESP-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
CRUISER/RACER REQUIREMENTS*
Accommodation length9.2 mTable area0.44 m²Headroom1.64 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity64 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity34 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03510003HI0Issued on 27/01/2025Valid until 31/12/2025
VPP ver: 2025 1.00 | © ORC | www.orc.org