International
Certificate
2023

Boat

EMBER SEA

GER-6868

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 Angles43.0°40.6°39.4°38.7°38.7°38.4°38.3°
Beat VMG4.695.606.066.326.486.596.68
52°7.158.318.829.099.259.379.51
60°7.578.679.169.419.599.739.91
75°7.888.949.489.8510.1110.3210.63
90°7.758.869.5010.0210.4810.8411.40
110°7.408.809.5710.0610.4810.8912.07
120°7.178.699.5810.3010.8711.4012.49
135°6.398.079.139.9310.7811.7613.85
150°5.326.778.049.029.7310.4712.52
Run VMG4.615.866.967.838.439.0610.84
Gybe Angles141.2°141.5°146.0°151.6°151.0°148.7°145.6°

APH: 428.4

CDL: 14.331

GPH: 479.0

CertNo: 686801

BOAT
ClassBRENTA 55DesignerLUCA BRENTABuilderHOLLAND COMPOSITESAge date10/2003Series date10/1998Offset fileBRENTA55-GER6868.offData fileGER6868
HULL
Length Overall17.051 mMaximum Beam4.522 mDraft2.985 mDisplacement10,815 kgDLR3.4624IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.475m
CREW
Maximum weight850 kgMinimum weight638 kg * when appliedNon Manual PowerYesCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail99.50101.08Headsail Luffed63.0963.09Headsail FlyingSymmetricAsymmetric241.69241.69 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail31.00Storm Jib21.06Heavy Weather Jib56.84
SAIL LIMITS
Headsails7  Spinnakers5
STABILITY
Righting Moment381.0 kg·mStability Index141.5
COMMENTS
OFFSET CUSTOM.
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  03510002Q4TIssued on 12/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

EMBER SEA

GER-6868

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 VMG767.9642.7594.1569.8555.8546.5539.1
52°503.2433.0408.0396.1389.1384.3378.7
60°475.8415.0393.2382.6375.4370.1363.2
75°456.9402.8379.8365.6356.1348.7338.7
90°464.6406.3378.9359.1343.6332.0315.7
110°486.6409.1376.1358.0343.4330.7298.3
120°502.3414.3375.9349.4331.1315.7288.2
135°563.4446.1394.2362.6333.9306.1259.9
150°676.2531.7447.7399.2370.1343.9287.6
Run VMG780.9614.0516.9459.9426.9397.1332.1
Selected Courses
Windward / Leeward774.4628.3555.5514.9491.3471.8435.6
All purpose591.9490.5443.4416.6398.8384.1357.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward534.31.1229
All purpose428.41.4007
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.9963
Downwind "popa"1.1905
70% up, 30% down "Ilhabela"1.0475
30% up, 70% down "Ilhabela-inverso"1.1247
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Predominantly Upwind463.61.2942
Predominantly Downwind432.51.3873
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low541.21.1087
Triple Number All Purpose Medium427.21.4044
Triple Number All Purpose High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Predominantly Upwind463.61.2942
Predominantly Downwind432.51.3873
Predominantly Upwind Low596.81.0054
Predominantly Upwind Medium482.61.2432
Predominantly Upwind High451.31.3295
Predominantly Downwind Low599.71.0005
Predominantly Downwind Medium432.21.3884
Predominantly Downwind High351.01.7095
Chicago-Mac Upwind1.2709
Chicago-Mac All Purpose1.3130
Chicago-Mac Downwind1.3612
Bayview-Mac Cove Island1.2302
Bayview-Mac Shore1.2421
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching401.91.4929
Predominantly Reaching Low488.41.2284
Predominantly Reaching Medium399.51.5019
Predominantly Reaching High344.71.7406
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low763.10.7862
5-Band Low / Medium644.90.9304
5-Band Medium523.61.1460
5-Band Medium / High472.61.2695
5-Band High441.81.3580
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance467.4
Triple Number Coastal/Long Distance Low541.2
Triple Number Coastal/Long Distance Medium427.2
Triple Number Coastal/Long Distance High377.9
Triple Number Windward/Leeward Low701.3
Triple Number Windward/Leeward Medium532.0
Triple Number Windward/Leeward High463.1
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1087
Triple Number Coastal/Long Distance Medium1.4044
Triple Number Coastal/Long Distance High1.5876
Triple Number Windward/Leeward Low0.8555
Triple Number Windward/Leeward Medium1.1279
Triple Number Windward/Leeward High1.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low541.2
Triple Number Coastal/Long Distance Medium427.2
Triple Number Coastal/Long Distance High377.9
Triple Number Windward/Leeward Low701.3
Triple Number Windward/Leeward Medium532.0
Triple Number Windward/Leeward High463.1
Predominantly Upwind463.6
Predominantly Downwind432.5
Predominantly Reaching412.0
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1087
Triple Number Coastal/Long Distance Medium1.4044
Triple Number Coastal/Long Distance High1.5876
Triple Number Windward/Leeward Low0.8555
Triple Number Windward/Leeward Medium1.1279
Triple Number Windward/Leeward High1.2956
Coastal/Long Distance1.2837
Predominantly Upwind1.2942
Predominantly Downwind1.3873
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.1087
Tretall Distanseseilas Mellomvind1.4044
Tretall Distanseseilas Mye vind1.5876
Tretall Pølsebane Lite vind0.8555
Tretall Pølsebane Mellomvind1.1279
Tretall Pølsebane Mye vind1.2956
Distanseseilas ett tall (OSN 8-16kn)1.2837
Distanseseilas ett tall (APH 6-20kn)1.4007
Enkeltall Motvind1.2942
Enkeltall Medvind1.3873
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Coastal/Long Distance467.41.2837
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind463.61.2942
Predominantly Downwind432.51.3873
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore446.41.3439
Cape Doctor Coastal365.71.6406
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1087
Triple Number Coastal/Long Distance Medium1.4044
Triple Number Coastal/Long Distance High1.5876
Triple Number Windward/Leeward Low0.8555
Triple Number Windward/Leeward Medium1.1279
Triple Number Windward/Leeward High1.2956
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1087
Triple Number Coastal/Long Distance Medium1.4044
Triple Number Coastal/Long Distance High1.5876
Triple Number Windward/Leeward Low0.8555
Triple Number Windward/Leeward Medium1.1279
Triple Number Windward/Leeward High1.2956
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Predominantly Upwind463.61.2942
Predominantly Downwind432.51.3873
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance467.41.2837
Triple Number Coastal/Long Distance Low541.21.1087
Triple Number Coastal/Long Distance Medium427.21.4044
Triple Number Coastal/Long Distance High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance775.0591.0500.2445.5414.4387.6341.9
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low541.21.1087
Triple Number All Purpose Medium427.21.4044
Triple Number All Purpose High377.91.5876
Triple Number Windward/Leeward Low701.30.8555
Triple Number Windward/Leeward Medium532.01.1279
Triple Number Windward/Leeward High463.11.2956
Predominantly Upwind463.61.2942
Predominantly Downwind432.51.3873
Predominantly Upwind Low596.81.0054
Predominantly Upwind Medium482.61.2432
Predominantly Upwind High451.31.3295
Predominantly Downwind Low599.71.0005
Predominantly Downwind Medium432.21.3884
Predominantly Downwind High351.01.7095
Chicago-Mac Upwind1.2709
Chicago-Mac All Purpose1.3130
Chicago-Mac Downwind1.3612
Bayview-Mac Cove Island1.2302
Bayview-Mac Shore1.2421
Harvest Moon Regatta365.31.6424
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy449.31.3353
San Francisco Bay Medium521.11.1514
Predominantly Reaching401.91.4929
Predominantly Reaching Low488.41.2284
Predominantly Reaching Medium399.51.5019
Predominantly Reaching High344.71.7406
Windward/Leeward 60-40 Low702.10.8545
Windward/Leeward 60-40 Medium548.51.0939
Windward/Leeward 60-40 High491.31.2212
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low763.10.7862
5-Band Low / Medium644.90.9304
5-Band Medium523.61.1460
5-Band Medium / High472.61.2695
5-Band High441.81.3580
ORC Ref  03510002Q4TIssued on 12/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

EMBER SEA

GER-6868

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBRENTA 55Measurement22/02/2022HINPlan reviewHull constructionCarbonCarbon RudderNoLight stanchionsNoTrim tabNo
LOA17.051Max. Beam4.522Draft2.985Displacement10,815Wetted area43.94IMS L14.927LSM014.617Acc. length14.697Sink (kg/mm) 32.64
VCGD-0.595VCGM-0.561RM Rated (kg·m) 381.0Limit of positive stability(°) 137.8Stability Index141.5
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.475PBW0.123PIPA0.0043
EDL2.205ST10.066ST20.180
ST30.180ST40.112ST50.333
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders4Rotating mastNo
P21.650IG20.445ISP20.495MDT10.117MDL10.244MDT20.099MDL20.171TL2.170MW0.244GO0.265
E8.180J5.860BAS1.905FSD0.043SFJ0.435SPL0.000WPLTPS7.710BD0.321MWT380.00MCG7.700
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date22/02/2022MeasurerRFEV 477Comment
SFFP0.513FFM1.425FF1.418LCFcl8.928SG1.0280
SAFP15.385FAM1.270FA1.279LCFsh9.193HBI1.308
W1146.5W2146.5W3146.5W4146.5
PD1477.9PD2476.1PD3476.1PD4475.2
WD15.830PLM9000.00GSA1.0RSA1.0RM383.4
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAWATER PLASTIC 2 x 100 Liters DIGID20007.60BWATER FIBER 2 x 100 Liters20009.60CBLACK Water INOX70011.15DFUEL INOX0.900025012012.40Total deductible10812.40
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneousHYDRAULIC SYSTEM7.15ABattery6 x 180 Ah7.75BBattery1 x 95 Ah9.20CBattery1 x 95 Ah11.25AEngineVOLVO PENTA MD 22Total deductible
ORC Ref  03510002Q4TIssued on 12/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

EMBER SEA

GER-6868

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM0.211.532.744.856.5799.5030/06/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentCODE 10.130.851.643.174.726.2319.92YesNo 63.0928/01/2022CODE 36.1619.00YesNo 59.5712/05/2016155935G30.090.721.392.834.476.2219.10YesNo 56.8025/03/2021170889
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA223.6720.6722.1713.0213.3398%241.6928/01/2022A123.8519.4721.6613.1213.16100%236.9628/01/2022
ORC Ref  03510002Q4TIssued on 12/07/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org