International
Certificate
2023

Boat

HYDRA

HKG-1998

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°39.9°38.2°37.0°36.6°36.4°36.4°
Beat VMG4.395.265.745.986.116.206.27
52°6.627.678.148.348.478.558.65
60°6.957.918.348.568.708.808.92
75°7.198.078.518.819.039.199.40
90°7.068.028.528.899.219.499.91
110°6.938.108.709.139.439.7110.25
120°6.738.028.689.209.6910.1110.87
135°6.077.488.358.919.4710.0911.65
150°5.106.407.488.278.819.3410.62
Run VMG4.415.546.487.247.868.419.40
Gybe Angles142.6°142.9°148.7°155.2°162.8°174.8°175.4°

APH: 465.9

CDL: 12.538

GPH: 518.7

CertNo: 199804

BOAT
ClassDK 46DesignerMark MillsBuilderDK YACHTSAge date01/2004Series date01/2003Offset fileDK-46-HKG-1998.offData fileHKG1998
HULL
Length Overall14.100 mMaximum Beam4.136 mDraft3.073 mDisplacement9,594 kgDLR5.0808IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight1,144 kgMinimum weight858 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail77.1278.74Headsail Luffed54.5554.55Headsail FlyingSymmetric181.74181.74Asymmetric188.37188.37 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail22.53Storm Jib18.23Heavy Weather Jib49.21
SAIL LIMITS
Headsails7  Spinnakers5 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment280.9 kg·mStability Index137.2
COMMENTS
266,7 KG PLOMO EN SENTINA 07/16 NEUVO FICHERO CASCO.2019 +70 KG. ALREDEDOR DEL BULBO.2019
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  03510002QSHIssued on 30/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

HYDRA

HKG-1998

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 VMG820.1684.0626.8602.3589.1580.8574.1
52°543.4469.3442.4431.5425.1421.0416.2
60°517.8455.0431.5420.3413.8409.2403.5
75°500.9446.2422.8408.4398.5391.9383.0
90°510.0449.0422.7405.1390.7379.2363.3
110°519.8444.2413.6394.1381.6370.6351.3
120°534.7448.8414.9391.3371.4356.0331.2
135°593.2481.0431.1404.0380.0356.6308.9
150°706.3562.7481.3435.1408.7385.5339.0
Run VMG815.6649.8555.8497.2458.3427.9382.8
Selected Courses
Windward / Leeward817.8666.9591.3549.7523.7504.3478.4
All purpose631.1527.5479.8453.5436.2422.7401.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward569.91.0529
All purpose465.91.2878
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.9381
Downwind "popa"1.1090
70% up, 30% down "Ilhabela"0.9835
30% up, 70% down "Ilhabela-inverso"1.0515
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Predominantly Upwind501.41.1967
Predominantly Downwind471.71.2720
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low579.31.0358
Triple Number All Purpose Medium464.11.2928
Triple Number All Purpose High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Predominantly Upwind501.41.1967
Predominantly Downwind471.71.2720
Predominantly Upwind Low638.40.9399
Predominantly Upwind Medium518.61.1569
Predominantly Upwind High488.81.2276
Predominantly Downwind Low636.40.9428
Predominantly Downwind Medium470.81.2745
Predominantly Downwind High393.81.5236
Chicago-Mac Upwind1.1771
Chicago-Mac All Purpose1.2100
Chicago-Mac Downwind1.2502
Bayview-Mac Cove Island1.1368
Bayview-Mac Shore1.1464
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching443.01.3545
Predominantly Reaching Low527.01.1385
Predominantly Reaching Medium439.61.3649
Predominantly Reaching High389.11.5419
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low806.20.7442
5-Band Low / Medium684.00.8772
5-Band Medium558.31.0748
5-Band Medium / High507.11.1832
5-Band High482.91.2425
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance505.4
Triple Number Coastal/Long Distance Low579.3
Triple Number Coastal/Long Distance Medium464.1
Triple Number Coastal/Long Distance High418.1
Triple Number Windward/Leeward Low742.4
Triple Number Windward/Leeward Medium566.8
Triple Number Windward/Leeward High499.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0358
Triple Number Coastal/Long Distance Medium1.2928
Triple Number Coastal/Long Distance High1.4350
Triple Number Windward/Leeward Low0.8082
Triple Number Windward/Leeward Medium1.0585
Triple Number Windward/Leeward High1.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low579.3
Triple Number Coastal/Long Distance Medium464.1
Triple Number Coastal/Long Distance High418.1
Triple Number Windward/Leeward Low742.4
Triple Number Windward/Leeward Medium566.8
Triple Number Windward/Leeward High499.5
Predominantly Upwind501.4
Predominantly Downwind471.7
Predominantly Reaching452.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0358
Triple Number Coastal/Long Distance Medium1.2928
Triple Number Coastal/Long Distance High1.4350
Triple Number Windward/Leeward Low0.8082
Triple Number Windward/Leeward Medium1.0585
Triple Number Windward/Leeward High1.2013
Coastal/Long Distance1.1872
Predominantly Upwind1.1967
Predominantly Downwind1.2720
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.0358
Tretall Distanseseilas Mellomvind1.2928
Tretall Distanseseilas Mye vind1.4350
Tretall Pølsebane Lite vind0.8082
Tretall Pølsebane Mellomvind1.0585
Tretall Pølsebane Mye vind1.2013
Distanseseilas ett tall (OSN 8-16kn)1.1872
Distanseseilas ett tall (APH 6-20kn)1.2878
Enkeltall Motvind1.1967
Enkeltall Medvind1.2720
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Coastal/Long Distance505.41.1872
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind501.41.1967
Predominantly Downwind471.71.2720
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore486.21.2340
Cape Doctor Coastal407.81.4712
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0358
Triple Number Coastal/Long Distance Medium1.2928
Triple Number Coastal/Long Distance High1.4350
Triple Number Windward/Leeward Low0.8082
Triple Number Windward/Leeward Medium1.0585
Triple Number Windward/Leeward High1.2013
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0358
Triple Number Coastal/Long Distance Medium1.2928
Triple Number Coastal/Long Distance High1.4350
Triple Number Windward/Leeward Low0.8082
Triple Number Windward/Leeward Medium1.0585
Triple Number Windward/Leeward High1.2013
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Predominantly Upwind501.41.1967
Predominantly Downwind471.71.2720
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance505.41.1872
Triple Number Coastal/Long Distance Low579.31.0358
Triple Number Coastal/Long Distance Medium464.11.2928
Triple Number Coastal/Long Distance High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance817.6629.3536.7482.8452.1426.7385.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low579.31.0358
Triple Number All Purpose Medium464.11.2928
Triple Number All Purpose High418.11.4350
Triple Number Windward/Leeward Low742.40.8082
Triple Number Windward/Leeward Medium566.81.0585
Triple Number Windward/Leeward High499.51.2013
Predominantly Upwind501.41.1967
Predominantly Downwind471.71.2720
Predominantly Upwind Low638.40.9399
Predominantly Upwind Medium518.61.1569
Predominantly Upwind High488.81.2276
Predominantly Downwind Low636.40.9428
Predominantly Downwind Medium470.81.2745
Predominantly Downwind High393.81.5236
Chicago-Mac Upwind1.1771
Chicago-Mac All Purpose1.2100
Chicago-Mac Downwind1.2502
Bayview-Mac Cove Island1.1368
Bayview-Mac Shore1.1464
Harvest Moon Regatta407.31.4732
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy487.31.2312
San Francisco Bay Medium557.51.0762
Predominantly Reaching443.01.3545
Predominantly Reaching Low527.01.1385
Predominantly Reaching Medium439.61.3649
Predominantly Reaching High389.11.5419
Windward/Leeward 60-40 Low744.30.8061
Windward/Leeward 60-40 Medium582.91.0293
Windward/Leeward 60-40 High527.01.1385
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low806.20.7442
5-Band Low / Medium684.00.8772
5-Band Medium558.31.0748
5-Band Medium / High507.11.1832
5-Band High482.91.2425
ORC Ref  03510002QSHIssued on 30/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

HYDRA

HKG-1998

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDK 46Measurement20/06/2016HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA14.100Max. Beam4.136Draft3.073Displacement9,594Wetted area38.31IMS L12.783LSM012.359Acc. length13.442Sink (kg/mm) 27.55
VCGD-0.466VCGM-0.349RM Rated (kg·m) 280.9Limit of positive stability(°) 132.8Stability Index137.2
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.460PBW0.150PIPA0.0038
EDL2.110ST10.050ST20.180
ST30.180ST40.112ST50.260
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P19.180IG19.000ISP19.900MDT10.155MDL10.284MDT20.139MDL20.230TL2.200MW0.284GO0.310
E6.710J5.465BAS1.938FSD0.036SFJSPL6.425WPLTPSBD0.260MWT305.00MCG7.240
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date20/07/2019MeasurerESP 100Comment
SFFP0.141FFM1.482FF1.480LCFcl7.664SG1.0290
SAFP13.546FAM1.050FA1.050LCFsh7.913HBI1.309
W1141.0W2141.0W3141.0W4141.0
PD1517.5PD2515.3PD3503.9PD4509.4
WD12.900PLM9000.00GSA1.0RSA1.0RM280.1
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG1Fixed17 LINGOTES2677.97Fixed Ballast Total267
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG001GASOIL INOX0.9000330510.45002AGUA INOX250010.45Total deductible510.45
OTHER ITEMSIdKindDescriptionWeightLCGVCG001MiscellaneousAIRE ACONDICIONADO5.951Battery1 BAT 110Ah7.262Battery1 BAT 75 Ah5.87Total deductible
ORC Ref  03510002QSHIssued on 30/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

HYDRA

HKG-1998

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0010.311.492.584.355.6277.1229/07/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0010.140.891.673.004.255.6118.60YesNo 54.5529/07/2023J10020.140.861.682.974.225.5918.70YesNo 54.5029/07/2023J20030.140.881.632.924.185.5818.56YesNo 53.5729/07/2023J30040.080.801.492.803.985.0315.80NoInner 42.4814/05/2023STAYSAILS
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment00119.6419.6419.6411.2910.36181.7426/07/2023S2
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment00121.3419.0920.2211.2310.99102%188.3726/07/2023A1.5-2
ORC Ref  03510002QSHIssued on 30/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org