Club Certificate2025
PIROPO DOSESP-6337_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 Angles43.9°43.9°41.7°40.6°39.4°38.7°38.4°38.6°40.1°
Beat VMG2.152.963.584.034.344.514.584.614.51
52°3.364.525.355.886.176.336.426.486.46
60°3.574.775.586.056.326.486.596.676.68
75°3.704.925.746.196.466.656.796.977.05
90°3.544.865.836.366.666.866.987.167.36
110°3.624.965.946.456.787.067.317.758.02
120°3.494.815.816.376.727.027.317.888.45
135°3.094.335.346.086.506.827.127.718.39
150°2.573.684.675.476.076.466.767.307.87
Run VMG2.223.194.044.745.375.926.336.907.41
Gybe Angles145.3°145.3°147.7°148.5°159.9°173.6°178.6°179.0°179.0°
APH ToD:640.4CDL: 7.067APH ToT: 0.9370CertNo:633701
BOAT
ClassDUFOUR 3800DesignerM.DUFOURBuilderDUFOURAge date01/1983Series date01/1978Offset fileI0024.BOFData fileE6337_C
HULL
Length Overall9.490 mMaximum Beam3.158 mDraft1.737 mDisplacement4,306 kgDLR10.2440IMS DivisionCruiser/RacerDynamic Allowance0.620%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeSolid 3 bladesDiameter0.380m
CREW
Maximum weight340 kg(declared)Minimum weight210 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.1820.50Headsail Luffed30.6330.63Headsail FlyingSymmetricAsymmetric60.0260.02 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.85Storm Jib7.28Heavy Weather Jib19.64
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MEDIDAS ESTIMADAS SE AÑADE UNA JUPPETTE CASCO ESTIMADO.
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  03510003M1KIssued on 28/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
PIROPO DOSESP-6337_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 VMG1675.91218.01004.8893.4830.1798.9785.5780.6798.6
52°1070.1795.9673.5612.4583.7568.7560.6555.9557.2
60°1008.5755.1645.2594.8570.0555.6546.7540.0538.7
75°974.2731.2627.2581.4557.6541.7530.2516.2510.4
90°1016.4741.3617.7566.1540.9525.1515.7502.6489.1
110°993.9725.4605.8557.9530.9509.8492.3464.5448.8
120°1033.0748.8619.9565.1535.6512.5492.4457.1426.2
135°1164.8832.1673.6592.1553.5527.6505.7466.8429.3
150°1401.0977.3770.9657.9592.9557.1532.8493.4457.5
Run VMG1620.01128.4890.1759.6670.8607.9568.3521.9486.1
Selected Courses
Windward / Leeward1646.71173.2947.5826.5750.4703.4676.9651.3642.3
All purpose1253.3905.8744.1663.2617.3589.8572.7551.6539.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward784.80.7646
All purpose640.40.9370
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6655
Downwind "popa"0.8160
70% up, 30% down "Ilhabela"0.7045
30% up, 70% down "Ilhabela-inverso"0.7641
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Predominantly Upwind693.50.8652
Predominantly Downwind648.10.9258
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low825.00.7273
TriNum AP Med636.40.9428
TriNum AP High569.11.0543
TriNum W/L Low1107.00.5420
TriNum W/L Med780.40.7688
TriNum W/L Hig673.90.8903
Predom. Upwind722.20.8308
Predom. Reaching638.10.9403
Predom. Downwind677.00.8862
Predom. Up Low1001.40.5992
Predom. Up L/M764.30.7850
Predom. Up Med670.50.8949
Predom. Up M/H623.90.9617
Predom. Up High609.10.9851
Predom. Dn Low990.00.6061
Predom. Dn L/M733.00.8185
Predom. Dn Med624.80.9603
Predom. Dn M/H559.41.0727
Predom. Dn High525.81.1411
Predom. Rc Low889.00.6749
Predom. Rc L/M676.20.8873
Predom. Rc Med593.91.0103
Predom. Rc M/H549.11.0926
Predom. Rc High526.71.1393
SA/DSPL Upwind19.10SA/DSPL Downwind30.15
Scoring OptionTODTOT
5B W/L Low1235.50.4856
5B W/L L/M909.00.6601
5B W/L Med765.50.7838
5B W/L M/H683.20.8782
5B W/L High654.20.9172
W/L 60-40 Low1244.20.4822
W/L 60-40 L/M921.40.6512
W/L 60-40 Med781.70.7676
W/L 60-40 M/H704.70.8514
W/L 60-40 High680.20.8820
5B AP Low909.90.6594
5B AP L/M720.70.8326
5B AP Med627.20.9567
5B AP M/H575.81.0420
5B AP High553.21.0845
5B SF Bay Low1067.70.5619
5B SF Bay L/M870.30.6894
5B SF Bay Med740.80.8100
5B SF Bay M/H669.50.8962
5B SF Bay High643.60.9323
Chicago-Mac Upwind0.8041
Chicago-Mac All Purpose0.8316
Chicago-Mac Downwind0.8544
BayMac Cove Island986.20.6084
BayMac Shore979.80.6124
Harvest Moon558.41.0745
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance696.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating696.70.8612
FinRating, kevyt tuuli1213.10.8243
FinRating, kova tuuli557.40.8970
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8612
Triple Number Coastal/Long Distance Low0.7273
Triple Number Coastal/Long Distance Medium0.9430
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.5659
Triple Number Windward/Leeward Medium0.7688
Triple Number Windward/Leeward High0.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
For information
General Purpose Handicap (GPH)719.2
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low825.0
Triple Number Coastal/Long Distance Medium636.3
Triple Number Coastal/Long Distance High569.1
Triple Number Windward/Leeward Low1060.3
Triple Number Windward/Leeward Medium780.4
Triple Number Windward/Leeward High673.9
Predominantly Upwind693.5
Predominantly Downwind648.1
Predominantly Reaching622.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7273
Triple Number Coastal/Long Distance Medium0.9430
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.5659
Triple Number Windward/Leeward Medium0.7688
Triple Number Windward/Leeward High0.8903
Coastal/Long Distance0.8612
Predominantly Upwind0.8652
Predominantly Downwind0.9258
For information
General Purpose Handicap (GPH)719.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9370
Distanseseilas Trippeltall svak vind0.7273
Distanseseilas Trippeltall mellomvind0.9430
Distanseseilas Trippeltall sterk vind1.0543
Pølsebane Trippeltall svak vind0.5659
Pølsebane Trippeltall mellomvind0.7688
Pølsebane Trippeltall sterk vind0.8903
Motvind Singeltall0.8652
Medvind Singeltall0.9258
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Coastal/Long Distance696.70.8612
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind693.50.8652
Predominantly Downwind648.10.9258
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore645.00.9302
Cape Doctor Coastal543.41.1042
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7273
Triple Number Coastal/Long Distance Medium0.9430
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.5659
Triple Number Windward/Leeward Medium0.7688
Triple Number Windward/Leeward High0.8903
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7273
Triple Number Coastal/Long Distance Medium0.9430
Triple Number Coastal/Long Distance High1.0543
Triple Number Windward/Leeward Low0.5659
Triple Number Windward/Leeward Medium0.7688
Triple Number Windward/Leeward High0.8903
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Predominantly Upwind693.50.8652
Predominantly Downwind648.10.9258
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance696.70.8612
Triple Number Coastal/Long Distance Low825.00.7273
Triple Number Coastal/Long Distance Medium636.30.9430
Triple Number Coastal/Long Distance High569.11.0543
Triple Number Windward/Leeward Low1060.30.5659
Triple Number Windward/Leeward Medium780.40.7688
Triple Number Windward/Leeward High673.90.8903
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1741.61168.7890.7745.8658.5611.8579.0529.4513.3
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low825.00.7273
TriNum AP Med636.40.9428
TriNum AP High569.11.0543
TriNum W/L Low1107.00.5420
TriNum W/L Med780.40.7688
TriNum W/L Hig673.90.8903
Predom. Upwind722.20.8308
Predom. Reaching638.10.9403
Predom. Downwind677.00.8862
Predom. Up Low1001.40.5992
Predom. Up L/M764.30.7850
Predom. Up Med670.50.8949
Predom. Up M/H623.90.9617
Predom. Up High609.10.9851
Predom. Dn Low990.00.6061
Predom. Dn L/M733.00.8185
Predom. Dn Med624.80.9603
Predom. Dn M/H559.41.0727
Predom. Dn High525.81.1411
Predom. Rc Low889.00.6749
Predom. Rc L/M676.20.8873
Predom. Rc Med593.91.0103
Predom. Rc M/H549.11.0926
Predom. Rc High526.71.1393
SA/DSPL Upwind19.10SA/DSPL Downwind30.15
Scoring OptionTODTOT
5B W/L Low1235.50.4856
5B W/L L/M909.00.6601
5B W/L Med765.50.7838
5B W/L M/H683.20.8782
5B W/L High654.20.9172
W/L 60-40 Low1244.20.4822
W/L 60-40 L/M921.40.6512
W/L 60-40 Med781.70.7676
W/L 60-40 M/H704.70.8514
W/L 60-40 High680.20.8820
5B AP Low909.90.6594
5B AP L/M720.70.8326
5B AP Med627.20.9567
5B AP M/H575.81.0420
5B AP High553.21.0845
5B SF Bay Low1067.70.5619
5B SF Bay L/M870.30.6894
5B SF Bay Med740.80.8100
5B SF Bay M/H669.50.8962
5B SF Bay High643.60.9323
Chicago-Mac Upwind0.8041
Chicago-Mac All Purpose0.8316
Chicago-Mac Downwind0.8544
BayMac Cove Island986.20.6084
BayMac Shore979.80.6124
Harvest Moon558.41.0745
ORC Ref  03510003M1KIssued on 28/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
PIROPO DOSESP-6337_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 3800Measurement22/05/2002HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.490Max. Beam3.158Draft1.737Displacement4,306Wetted area19.58IMS L7.661LSM07.490Acc. length9.229Sink (kg/mm) 13.64
VCGD-0.158VCGM-0.176RM Rated (kg·m) 88.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight456Declared crew weight340
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0087
PSD0.025PHD0.040PHL0.095
PSA18.0°ESL0.040
RIG
Forestay tensionAftInner stayFixedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P10.740IG12.060ISP12.210MDT10.100MDL10.110MDT2MDL2TLMWGO
E3.110J3.200BAS1.450FSD0.030SFJ0.450SPL3.670WPLTPS4.310BD0.110MWTMCG
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  03510003M1KIssued on 28/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
PIROPO DOSESP-6337_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.150.731.282.032.5720.1816/02/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0010.040.671.302.625.5011.30NoNo 30.6310/07/2013
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment111.4311.3711.406.316.3599%60.0227/03/2025
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  03510003M1KIssued on 28/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org