International
Certificate
2023

Boat

CHRONO

ESP-8129

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 Angles42.4°40.6°39.4°38.7°38.2°38.2°38.7°
Beat VMG3.514.204.634.824.914.964.94
52°5.296.176.656.876.967.027.05
60°5.546.386.837.057.167.227.27
75°5.786.606.967.237.417.527.65
90°6.006.827.227.457.607.738.03
110°5.866.767.247.617.938.218.63
120°5.586.587.137.537.918.278.87
135°4.916.046.817.287.688.088.96
150°4.175.276.206.857.287.668.44
Run VMG3.614.565.386.076.657.117.83
Gybe Angles144.4°148.0°153.2°159.5°171.8°177.2°178.1°

APH: 569.0

CDL: 8.534

GPH: 634.1

CertNo: 812901

BOAT
ClassFIRST 34.7DesignerFARRBuilderBENETEAUAge date01/2006Series date01/2005Offset fileFIRST347.offData fileE8129
HULL
Length Overall9.982 mMaximum Beam3.372 mDraft2.022 mDisplacement4,928 kgDLR6.9276IMS DivisionCruiser/RacerDynamic Allowance0.090%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight350 kgMinimum weight263 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.0634.74Headsail Luffed32.9032.90Headsail FlyingSymmetric84.1984.19Asymmetric77.2577.25 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail10.05Storm Jib8.57Heavy Weather Jib23.14
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment102.8 kg·mStability Index128.8
COMMENTS
224 kg lastre en sentina.
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  03510002AWQIssued on 15/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHRONO

ESP-8129

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 VMG1026.4856.7777.5747.0733.0726.4728.2
52°680.6583.2541.2524.2516.9513.0510.6
60°649.6564.1527.0510.4502.9498.4494.9
75°623.3545.8517.1498.3485.9478.5470.5
90°600.0528.0498.8483.4473.9465.5448.5
110°614.8532.4497.1473.3454.2438.7417.0
120°644.7547.3504.7478.3455.3435.4405.8
135°733.2595.7528.3494.3468.5445.3401.7
150°863.3683.4581.0525.3494.2470.1426.7
Run VMG996.8789.1668.5593.3541.4506.3460.0
Selected Courses
Windward / Leeward1011.6822.9723.0670.2637.2616.4594.1
All purpose775.6647.2584.4551.9531.8517.8498.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward697.30.8605
All purpose569.01.0545
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7506
Downwind "popa"0.9220
70% up, 30% down "Ilhabela"0.7950
30% up, 70% down "Ilhabela-inverso"0.8629
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Predominantly Upwind615.80.9743
Predominantly Downwind574.01.0453
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low711.40.8434
Triple Number All Purpose Medium565.61.0608
Triple Number All Purpose High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Predominantly Upwind615.80.9743
Predominantly Downwind574.01.0453
Predominantly Upwind Low792.00.7576
Predominantly Upwind Medium637.70.9409
Predominantly Upwind High606.70.9890
Predominantly Downwind Low779.90.7693
Predominantly Downwind Medium568.71.0550
Predominantly Downwind High479.81.2505
Chicago-Mac Upwind0.9582
Chicago-Mac All Purpose0.9903
Chicago-Mac Downwind1.0280
Bayview-Mac Cove Island0.9291
Bayview-Mac Shore0.9344
Victoria-Maui1.1023
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance618.6
Triple Number Coastal/Long Distance Low711.4
Triple Number Coastal/Long Distance Medium565.6
Triple Number Coastal/Long Distance High514.1
Triple Number Windward/Leeward Low917.3
Triple Number Windward/Leeward Medium692.3
Triple Number Windward/Leeward High613.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8434
Triple Number Coastal/Long Distance Medium1.0608
Triple Number Coastal/Long Distance High1.1671
Triple Number Windward/Leeward Low0.6541
Triple Number Windward/Leeward Medium0.8667
Triple Number Windward/Leeward High0.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low711.4
Triple Number Coastal/Long Distance Medium565.6
Triple Number Coastal/Long Distance High514.1
Triple Number Windward/Leeward Low917.3
Triple Number Windward/Leeward Medium692.3
Triple Number Windward/Leeward High613.2
Predominantly Upwind615.8
Predominantly Downwind574.0
Predominantly Reaching550.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8434
Triple Number Coastal/Long Distance Medium1.0608
Triple Number Coastal/Long Distance High1.1671
Triple Number Windward/Leeward Low0.6541
Triple Number Windward/Leeward Medium0.8667
Triple Number Windward/Leeward High0.9784
Coastal/Long Distance0.9699
Predominantly Upwind0.9743
Predominantly Downwind1.0453
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8434
Tretall Distanseseilas Mellomvind1.0608
Tretall Distanseseilas Mye vind1.1671
Tretall Pølsebane Lite vind0.6541
Tretall Pølsebane Mellomvind0.8667
Tretall Pølsebane Mye vind0.9784
Distanseseilas ett tall (OSN 8-16kn)0.9699
Distanseseilas ett tall (APH 6-20kn)1.0545
Enkeltall Motvind0.9743
Enkeltall Medvind1.0453
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Coastal/Long Distance618.60.9699
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind615.80.9743
Predominantly Downwind574.01.0453
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore600.80.9987
Cape Doctor Coastal504.41.1896
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8434
Triple Number Coastal/Long Distance Medium1.0608
Triple Number Coastal/Long Distance High1.1671
Triple Number Windward/Leeward Low0.6541
Triple Number Windward/Leeward Medium0.8667
Triple Number Windward/Leeward High0.9784
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8434
Triple Number Coastal/Long Distance Medium1.0608
Triple Number Coastal/Long Distance High1.1671
Triple Number Windward/Leeward Low0.6541
Triple Number Windward/Leeward Medium0.8667
Triple Number Windward/Leeward High0.9784
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Predominantly Upwind615.80.9743
Predominantly Downwind574.01.0453
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance618.60.9699
Triple Number Coastal/Long Distance Low711.40.8434
Triple Number Coastal/Long Distance Medium565.61.0608
Triple Number Coastal/Long Distance High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1010.1774.4654.7588.5552.0523.0476.4
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low711.40.8434
Triple Number All Purpose Medium565.61.0608
Triple Number All Purpose High514.11.1671
Triple Number Windward/Leeward Low917.30.6541
Triple Number Windward/Leeward Medium692.30.8667
Triple Number Windward/Leeward High613.20.9784
Predominantly Upwind615.80.9743
Predominantly Downwind574.01.0453
Predominantly Upwind Low792.00.7576
Predominantly Upwind Medium637.70.9409
Predominantly Upwind High606.70.9890
Predominantly Downwind Low779.90.7693
Predominantly Downwind Medium568.71.0550
Predominantly Downwind High479.81.2505
Chicago-Mac Upwind0.9582
Chicago-Mac All Purpose0.9903
Chicago-Mac Downwind1.0280
Bayview-Mac Cove Island0.9291
Bayview-Mac Shore0.9344
Harvest Moon Regatta496.01.2096
Victoria-Maui1.1023
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy602.70.9955
San Francisco Bay Medium685.40.8754
Predominantly Reaching1.1135
Predominantly Reaching Low0.9334
Predominantly Reaching Medium1.1251
Predominantly Reaching High1.2496
Windward/Leeward 60-40 Low922.10.6507
Windward/Leeward 60-40 Medium716.30.8377
Windward/Leeward 60-40 High652.50.9195
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low997.10.6018
5-Band Low / Medium842.70.7120
5-Band Medium681.60.8803
5-Band Medium / High620.70.9667
5-Band High598.01.0034
ORC Ref  03510002AWQIssued on 15/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHRONO

ESP-8129

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFIRST 34.7Measurement01/02/2013HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.982Max. Beam3.372Draft2.022Displacement4,928Wetted area22.58IMS L9.076LSM08.926Acc. length9.982Sink (kg/mm) 16.69
VCGD-0.054VCGM-0.060RM Rated (kg·m) 102.8Limit of positive stability(°) 128.2Stability Index128.8
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0033
EDL1.700ST10.042ST20.170
ST30.170ST40.103ST50.270
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.780IG13.090ISP14.450MDT10.090MDL10.180MDT20.060MDL20.098TL1.180MW0.180GO0.180
E4.490J3.670BAS1.540FSD0.030SFJSPL4.000WPLTPS4.850BD0.130MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date04/08/2015MeasurerESP 317Comment
SFFP0.172FFM1.255FF1.254LCFcl5.360SG1.0250
SAFP9.530FAM1.042FA1.044LCFsh5.602HBI1.134
W175.0W275.0W375.0W475.0
PD1609.8PD2610.9PD3609.9PD4611.6
WD10.560PLM9000.00GSA1.0RSA1.0RM102.2
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG001Fixed30 LINGOTES DE PLOMO 6 KG1803.95002FixedLINGOTES DE PLOMOS443.95Fixed Ballast Total224
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1GASOIL PLASTIC0.900070108.001WATER PLASTIC10004.602HOLDING TANK PLASTIC6002.60Total deductible98.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG1EngineYANMAR 20 HP1Tools2 baterias4.60Total deductible
ORC Ref  03510002AWQIssued on 15/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

International
Certificate
2023

Boat

CHRONO

ESP-8129

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM-180.170.941.712.863.7634.0610/09/2018technora
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentNEGRA0.040.631.242.523.845.1512.90NoNo 32.9018/09/2017
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment114.1514.1514.157.236.7884.1915/09/2017
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment214.2213.5513.896.278.3076%77.2505/10/2015
ORC Ref  03510002AWQIssued on 15/01/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org