International
Certificate
2023

Boat

RAYGRASS III

ESP-7071

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 Angles44.1°41.8°40.6°39.4°39.0°38.8°39.0°
Beat VMG3.193.894.404.744.904.974.99
52°4.905.816.436.806.997.087.13
60°5.176.076.646.997.187.287.37
75°5.346.256.817.147.377.557.74
90°5.226.246.917.267.437.668.03
110°5.266.377.047.437.768.048.40
120°5.096.216.947.387.738.078.68
135°4.575.696.557.107.487.848.57
150°3.854.955.886.627.117.478.15
Run VMG3.344.285.105.826.436.947.63
Gybe Angles145.1°149.8°152.5°157.3°168.2°177.2°179.0°

APH: 588.0

CDL: 8.622

GPH: 663.1

CertNo: 707103

BOAT
ClassDUFOUR 34DesignerFelci YachtsBuilderDUFOURAge date04/2004Series date07/2003Offset fileDUF34PERF.offData fileE7071
HULL
Length Overall10.300 mMaximum Beam3.482 mDraft1.951 mDisplacement5,683 kgDLR6.8267IMS DivisionCruiser/RacerDynamic Allowance0.350%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight500 kgMinimum weight375 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.9031.53Headsail Luffed28.5928.59Headsail FlyingSymmetric71.9871.98Asymmetric
STORM SAIL AREAS (m²)
Trysail9.32Storm Jib8.50Heavy Weather Jib22.94
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment115.0 kg·mStability Index113.0
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  03510002RWQIssued on 31/08/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

RAYGRASS III

ESP-7071

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 VMG1128.8925.4818.9759.2734.5724.1721.6
52°735.0619.5559.7529.1514.7508.8504.6
60°696.3593.2541.8515.4501.4494.3488.8
75°674.3575.6528.5504.0488.2477.0465.0
90°689.3576.6521.2496.1484.4470.3448.4
110°684.9565.1511.7484.4464.1447.9428.8
120°707.5579.4518.4488.1465.9446.4414.5
135°787.7633.2549.5507.0481.3459.3419.8
150°934.4727.8612.6543.5506.0481.9441.8
Run VMG1079.0840.4705.9618.9560.2518.9471.9
Selected Courses
Windward / Leeward1103.9882.9762.4689.1647.3621.5596.8
All purpose848.9692.1610.1564.3538.8522.2501.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward724.10.8286
All purpose588.01.0203
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7226
Downwind "popa"0.8759
70% up, 30% down "Ilhabela"0.7626
30% up, 70% down "Ilhabela-inverso"0.8235
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Predominantly Upwind636.90.9421
Predominantly Downwind598.41.0027
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low770.50.7787
Triple Number All Purpose Medium583.81.0277
Triple Number All Purpose High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Predominantly Upwind636.90.9421
Predominantly Downwind598.41.0027
Predominantly Upwind Low859.60.6980
Predominantly Upwind Medium656.30.9142
Predominantly Upwind High605.30.9912
Predominantly Downwind Low841.10.7134
Predominantly Downwind Medium592.01.0135
Predominantly Downwind High491.71.2202
Chicago-Mac Upwind0.9233
Chicago-Mac All Purpose0.9504
Chicago-Mac Downwind0.9841
Bayview-Mac Cove Island0.8788
Bayview-Mac Shore0.8879
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching559.51.0724
Predominantly Reaching Low698.30.8592
Predominantly Reaching Medium554.01.0830
Predominantly Reaching High486.91.2324
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1086.90.5520
5-Band Low / Medium904.30.6635
5-Band Medium704.90.8512
5-Band Medium / High627.40.9564
5-Band High601.00.9983
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance640.6
Triple Number Coastal/Long Distance Low770.5
Triple Number Coastal/Long Distance Medium583.8
Triple Number Coastal/Long Distance High518.7
Triple Number Windward/Leeward Low993.4
Triple Number Windward/Leeward Medium719.3
Triple Number Windward/Leeward High618.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7787
Triple Number Coastal/Long Distance Medium1.0277
Triple Number Coastal/Long Distance High1.1567
Triple Number Windward/Leeward Low0.6040
Triple Number Windward/Leeward Medium0.8342
Triple Number Windward/Leeward High0.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low770.5
Triple Number Coastal/Long Distance Medium583.8
Triple Number Coastal/Long Distance High518.7
Triple Number Windward/Leeward Low993.4
Triple Number Windward/Leeward Medium719.3
Triple Number Windward/Leeward High618.7
Predominantly Upwind636.9
Predominantly Downwind598.4
Predominantly Reaching573.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7787
Triple Number Coastal/Long Distance Medium1.0277
Triple Number Coastal/Long Distance High1.1567
Triple Number Windward/Leeward Low0.6040
Triple Number Windward/Leeward Medium0.8342
Triple Number Windward/Leeward High0.9698
Coastal/Long Distance0.9367
Predominantly Upwind0.9421
Predominantly Downwind1.0027
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7787
Tretall Distanseseilas Mellomvind1.0277
Tretall Distanseseilas Mye vind1.1567
Tretall Pølsebane Lite vind0.6040
Tretall Pølsebane Mellomvind0.8342
Tretall Pølsebane Mye vind0.9698
Distanseseilas ett tall (OSN 8-16kn)0.9367
Distanseseilas ett tall (APH 6-20kn)1.0203
Enkeltall Motvind0.9421
Enkeltall Medvind1.0027
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Coastal/Long Distance640.60.9367
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind636.90.9421
Predominantly Downwind598.41.0027
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore604.20.9931
Cape Doctor Coastal508.01.1812
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7787
Triple Number Coastal/Long Distance Medium1.0277
Triple Number Coastal/Long Distance High1.1567
Triple Number Windward/Leeward Low0.6040
Triple Number Windward/Leeward Medium0.8342
Triple Number Windward/Leeward High0.9698
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7787
Triple Number Coastal/Long Distance Medium1.0277
Triple Number Coastal/Long Distance High1.1567
Triple Number Windward/Leeward Low0.6040
Triple Number Windward/Leeward Medium0.8342
Triple Number Windward/Leeward High0.9698
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Predominantly Upwind636.90.9421
Predominantly Downwind598.41.0027
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance640.60.9367
Triple Number Coastal/Long Distance Low770.50.7787
Triple Number Coastal/Long Distance Medium583.81.0277
Triple Number Coastal/Long Distance High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1101.4830.1687.1602.3559.4527.7479.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low770.50.7787
Triple Number All Purpose Medium583.81.0277
Triple Number All Purpose High518.71.1567
Triple Number Windward/Leeward Low993.40.6040
Triple Number Windward/Leeward Medium719.30.8342
Triple Number Windward/Leeward High618.70.9698
Predominantly Upwind636.90.9421
Predominantly Downwind598.41.0027
Predominantly Upwind Low859.60.6980
Predominantly Upwind Medium656.30.9142
Predominantly Upwind High605.30.9912
Predominantly Downwind Low841.10.7134
Predominantly Downwind Medium592.01.0135
Predominantly Downwind High491.71.2202
Chicago-Mac Upwind0.9233
Chicago-Mac All Purpose0.9504
Chicago-Mac Downwind0.9841
Bayview-Mac Cove Island0.8788
Bayview-Mac Shore0.8879
Harvest Moon Regatta509.31.1781
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy608.60.9859
San Francisco Bay Medium714.00.8404
Predominantly Reaching559.51.0724
Predominantly Reaching Low698.30.8592
Predominantly Reaching Medium554.01.0830
Predominantly Reaching High486.91.2324
Windward/Leeward 60-40 Low1000.10.5999
Windward/Leeward 60-40 Medium742.20.8084
Windward/Leeward 60-40 High655.10.9159
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1086.90.5520
5-Band Low / Medium904.30.6635
5-Band Medium704.90.8512
5-Band Medium / High627.40.9564
5-Band High601.00.9983
ORC Ref  03510002RWQIssued on 31/08/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

RAYGRASS III

ESP-7071

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 34Measurement24/08/2010HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.300Max. Beam3.482Draft1.951Displacement5,683Wetted area24.37IMS L9.506LSM09.406Acc. length10.300Sink (kg/mm) 18.81
VCGD0.133VCGM0.139RM Rated (kg·m) 115.0Limit of positive stability(°) 111.3Stability Index113.0
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0031
EDL2.200ST10.050ST20.170
ST30.170ST40.097ST50.280
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P11.830IG12.930ISP12.980MDT10.120MDL10.180MDT20.120MDL20.180TL0.000MW0.180GO0.210
E4.500J3.740BAS1.660FSD0.032SFJ0.140SPL3.770WPLTPSBD0.150MWT120.00MCG5.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date12/03/2019MeasurerESP 24Comment
SFFP0.390FFM1.283FF1.283LCFcl5.777SG1.0250
SAFP9.636FAM1.020FA1.020LCFsh6.025HBI1.105
W185.2W285.2W385.2W485.2LCFD
PD1249.5PD2246.5PD3248.1PD4243.8
WD4.160PLM9000.00GSA1.0RSA1.0RM113.0
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG002AGUA RIGIDO TANQUE POPA15008.01001GAS OIL RIGIDO9008.17003AGUA RIGIDO TANQUE PROA15002.04Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG001MiscellaneousCALENTADOR DE AGUA5.04001BatteryBATERIA 60A7.99002BatteryBATERIA 60A7.99001EngineVOLVO 29 CVTotal deductible
ORC Ref  03510002RWQIssued on 31/08/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

RAYGRASS III

ESP-7071

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0010.180.891.612.803.7030.9016/08/2019cadenote
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0040.080.591.102.203.404.7912.46NoNo 28.59
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment00112.8312.8312.836.746.7071.9816/08/2019ns00312.7912.7912.796.046.1064.5016/08/2019olimpic
ORC Ref  03510002RWQIssued on 31/08/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org