Non Spin/HSFClub Certificate2025
ZULUESP-11312_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 Angles45.0°45.0°43.0°41.8°41.1°40.6°40.5°41.2°42.7°
Beat VMG2.333.233.944.474.794.924.974.944.80
52°3.705.015.976.647.027.197.267.307.25
60°3.975.326.276.897.247.437.507.587.58
75°4.175.556.497.077.437.667.838.008.11
90°4.085.476.437.067.447.737.978.358.56
110°3.524.855.916.757.297.667.988.599.14
120°3.254.575.686.557.157.557.898.539.20
135°2.794.035.136.046.767.267.628.258.88
150°2.323.424.435.235.976.597.067.758.35
Run VMG2.022.963.844.625.396.076.657.458.04
Gybe Angles144.4°144.4°145.3°167.2°168.3°169.4°170.9°173.7°173.6°
APH ToD:598.9CDL: 8.881APH ToT: 1.0019CertNo:1131201
BOAT
ClassDUFOUR 375 GLDesignerFELCIBuilderDUFOURAge date02/2011Series date02/2011Offset fileDUF375GLclub.offData fileE11312_C
HULL
Length Overall10.900 mMaximum Beam3.848 mDraft1.882 mDisplacement6,939 kgDLR7.4743IMS DivisionCruiser/RacerDynamic Allowance0.400%Age Allowance0.455%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight140 kg(declared)Minimum weight130 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.3035.20Headsail Luffed42.4442.44Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail9.79Storm Jib8.94Heavy Weather Jib24.14
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
CASCO ESTIMADO PESO DE CATALOGO
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  03510003K44Issued on 10/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
ZULUESP-11312_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 VMG1544.11115.0912.8806.2752.2732.2724.5728.4750.6
52°973.8718.9602.6541.9512.8500.8496.1493.0496.5
60°906.7676.6574.3522.3497.1484.8479.9475.0475.2
75°863.2648.4555.1508.9484.7469.8459.7449.7444.0
90°882.4658.7559.8509.9483.6465.8451.5431.2420.3
110°1021.4741.6608.7533.5494.0470.1451.0419.0394.0
120°1106.9787.4633.6549.5503.3476.6456.5422.1391.1
135°1288.9893.8701.4596.5532.7495.7472.3436.4405.6
150°1554.21053.7812.4688.3603.4546.4509.7464.8431.3
Run VMG1783.51216.7938.0778.8668.2593.3541.2483.1447.9
Selected Courses
Windward / Leeward1661.51165.9925.4792.5710.2662.7632.8605.8599.2
All purpose1237.8884.0715.4625.3572.9543.2524.1502.9492.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward748.50.8016
All purpose598.91.0019
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7277
Downwind "popa"0.8047
70% up, 30% down "Ilhabela"0.7492
30% up, 70% down "Ilhabela-inverso"0.7800
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Predominantly Upwind636.40.9427
Predominantly Downwind624.20.9612
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low799.70.7503
TriNum AP Med594.91.0086
TriNum AP High520.91.1518
TriNum W/L Low1094.20.5484
TriNum W/L Med743.70.8068
TriNum W/L Hig630.20.9521
Predom. Upwind664.00.9036
Predom. Reaching594.81.0088
Predom. Downwind656.80.9136
Predom. Up Low941.60.6372
Predom. Up L/M706.90.8488
Predom. Up Med611.70.9809
Predom. Up M/H566.81.0586
Predom. Up High554.11.0829
Predom. Dn Low1013.60.5919
Predom. Dn L/M726.40.8260
Predom. Dn Med597.41.0043
Predom. Dn M/H518.91.1563
Predom. Dn High482.31.2439
Predom. Rc Low859.10.6984
Predom. Rc L/M640.80.9364
Predom. Rc Med548.91.0931
Predom. Rc M/H497.31.2066
Predom. Rc High473.31.2676
SA/DSPL Upwind20.96SA/DSPL Downwind20.96
Scoring OptionTODTOT
5B W/L Low1230.20.4877
5B W/L L/M882.20.6801
5B W/L Med727.50.8247
5B W/L M/H639.90.9377
5B W/L High609.30.9847
W/L 60-40 Low1218.50.4924
W/L 60-40 L/M882.00.6803
W/L 60-40 Med735.80.8155
W/L 60-40 M/H657.60.9124
W/L 60-40 High633.80.9467
5B AP Low895.90.6697
5B AP L/M687.40.8728
5B AP Med584.51.0266
5B AP M/H527.91.1367
5B AP High504.81.1885
5B SF Bay Low1050.70.5710
5B SF Bay L/M839.70.7145
5B SF Bay Med700.40.8566
5B SF Bay M/H625.20.9597
5B SF Bay High599.71.0005
Chicago-Mac Upwind0.8726
Chicago-Mac All Purpose0.8788
Chicago-Mac Downwind0.8741
BayMac Cove Island963.20.6230
BayMac Shore952.10.6302
Harvest Moon514.51.1663
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance657.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating657.40.9127
FinRating, kevyt tuuli1209.00.8271
FinRating, kova tuuli509.00.9823
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9127
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0087
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5738
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
For information
General Purpose Handicap (GPH)678.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low799.7
Triple Number Coastal/Long Distance Medium594.8
Triple Number Coastal/Long Distance High520.9
Triple Number Windward/Leeward Low1045.7
Triple Number Windward/Leeward Medium743.7
Triple Number Windward/Leeward High630.2
Predominantly Upwind636.4
Predominantly Downwind624.2
Predominantly Reaching586.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0087
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5738
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9521
Coastal/Long Distance0.9127
Predominantly Upwind0.9427
Predominantly Downwind0.9612
For information
General Purpose Handicap (GPH)678.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0019
Distanseseilas Trippeltall svak vind0.7503
Distanseseilas Trippeltall mellomvind1.0087
Distanseseilas Trippeltall sterk vind1.1518
Pølsebane Trippeltall svak vind0.5738
Pølsebane Trippeltall mellomvind0.8068
Pølsebane Trippeltall sterk vind0.9521
Motvind Singeltall0.9427
Medvind Singeltall0.9612
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Coastal/Long Distance657.40.9127
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind636.40.9427
Predominantly Downwind624.20.9612
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore601.20.9980
Cape Doctor Coastal495.81.2101
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0087
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5738
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9521
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0087
Triple Number Coastal/Long Distance High1.1518
Triple Number Windward/Leeward Low0.5738
Triple Number Windward/Leeward Medium0.8068
Triple Number Windward/Leeward High0.9521
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Predominantly Upwind636.40.9427
Predominantly Downwind624.20.9612
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium594.81.0087
Triple Number Coastal/Long Distance High520.91.1518
Triple Number Windward/Leeward Low1045.70.5738
Triple Number Windward/Leeward Medium743.70.8068
Triple Number Windward/Leeward High630.20.9521
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1792.91170.9869.3710.6614.8565.6530.5478.1463.6
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low799.70.7503
TriNum AP Med594.91.0086
TriNum AP High520.91.1518
TriNum W/L Low1094.20.5484
TriNum W/L Med743.70.8068
TriNum W/L Hig630.20.9521
Predom. Upwind664.00.9036
Predom. Reaching594.81.0088
Predom. Downwind656.80.9136
Predom. Up Low941.60.6372
Predom. Up L/M706.90.8488
Predom. Up Med611.70.9809
Predom. Up M/H566.81.0586
Predom. Up High554.11.0829
Predom. Dn Low1013.60.5919
Predom. Dn L/M726.40.8260
Predom. Dn Med597.41.0043
Predom. Dn M/H518.91.1563
Predom. Dn High482.31.2439
Predom. Rc Low859.10.6984
Predom. Rc L/M640.80.9364
Predom. Rc Med548.91.0931
Predom. Rc M/H497.31.2066
Predom. Rc High473.31.2676
SA/DSPL Upwind20.96SA/DSPL Downwind20.96
Scoring OptionTODTOT
5B W/L Low1230.20.4877
5B W/L L/M882.20.6801
5B W/L Med727.50.8247
5B W/L M/H639.90.9377
5B W/L High609.30.9847
W/L 60-40 Low1218.50.4924
W/L 60-40 L/M882.00.6803
W/L 60-40 Med735.80.8155
W/L 60-40 M/H657.60.9124
W/L 60-40 High633.80.9467
5B AP Low895.90.6697
5B AP L/M687.40.8728
5B AP Med584.51.0266
5B AP M/H527.91.1367
5B AP High504.81.1885
5B SF Bay Low1050.70.5710
5B SF Bay L/M839.70.7145
5B SF Bay Med700.40.8566
5B SF Bay M/H625.20.9597
5B SF Bay High599.71.0005
Chicago-Mac Upwind0.8726
Chicago-Mac All Purpose0.8788
Chicago-Mac Downwind0.8741
BayMac Cove Island963.20.6230
BayMac Shore952.10.6302
Harvest Moon514.51.1663
ORC Ref  03510003K44Issued on 10/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
ZULUESP-11312_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 375 GLMeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.900Max. Beam3.848Draft1.882Displacement6,939Wetted area29.03IMS L9.879LSM09.755Acc. length10.915Sink (kg/mm) 22.34
VCGD0.003VCGM0.025RM Rated (kg·m) 199.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight664Declared crew weight140
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0033
EDL2.750ST10.042ST20.180
ST30.180ST40.112ST50.250
RIG
Forestay tensionFixedInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P12.420IG13.370ISP13.480MDT10.100MDL10.110MDT2MDL2TLMWGO
E4.500J3.790BAS1.790FSD0.050SFJ0.170SPLWPLTPSBD0.132MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered200.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03510003K44Issued on 10/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
ZULUESP-11312_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment134.30
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment16.00NoNo 42.44
CRUISER/RACER REQUIREMENTS*
Accommodation length10.9 mTable area0.55 m²Headroom1.76 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity123 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity68 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03510003K44Issued on 10/03/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org