International
Certificate
2023

Boat

X-GROG

ESP-8088

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 Angles43.6°41.2°40.2°39.6°39.4°39.4°40.0°
Beat VMG3.354.064.544.784.884.924.91
52°5.126.046.636.907.017.087.12
60°5.396.306.837.117.237.307.36
75°5.586.486.997.297.497.627.76
90°5.536.557.097.327.587.818.13
110°5.576.667.247.627.928.128.44
120°5.396.517.167.587.958.308.81
135°4.845.986.807.307.698.098.92
150°4.085.196.146.857.317.688.43
Run VMG3.544.505.336.056.667.157.86
Gybe Angles144.2°149.6°152.3°158.3°171.8°177.2°178.4°

APH: 573.5

CDL: 8.644

GPH: 642.8

CertNo: 808801

BOAT
ClassX-34DesignerJEPPESEN NIELSBuilderX-YACHTSAge date05/2008Series date06/2004Offset fileX34.OFFData fileE8088
HULL
Length Overall10.360 mMaximum Beam3.384 mDraft1.921 mDisplacement5,629 kgDLR7.0874IMS DivisionCruiser/RacerDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight566 kgMinimum weight425 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.8638.42Headsail Luffed27.3627.36Headsail FlyingSymmetric84.1384.13Asymmetric
STORM SAIL AREAS (m²)
Trysail11.53Storm Jib10.41Heavy Weather Jib28.09
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment109.0 kg·mStability Index116.4
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.

International
Certificate
2023

Boat

X-GROG

ESP-8088

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 VMG1075.8886.9792.9753.5738.4731.7733.0
52°703.8596.3543.3521.6513.4508.8505.9
60°667.4571.8526.9506.7497.7493.0489.1
75°644.8555.5515.2493.8480.6472.3464.1
90°651.1549.8507.8491.9475.0461.1442.7
110°646.0540.4497.1472.6454.4443.2426.5
120°667.4553.0502.8475.2453.0433.9408.4
135°743.4602.4529.1493.0467.8445.2403.7
150°881.5693.2586.5525.3492.5468.8427.2
Run VMG1017.9800.5675.6595.5540.3503.6457.9
Selected Courses
Windward / Leeward1046.8843.7734.3674.5639.4617.6595.5
All purpose805.4662.1590.1553.3531.6517.2499.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward705.30.8507
All purpose573.51.0463
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7353
Downwind "popa"0.9148
70% up, 30% down "Ilhabela"0.7813
30% up, 70% down "Ilhabela-inverso"0.8523
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Predominantly Upwind622.90.9633
Predominantly Downwind578.81.0366
Custom scoring options for Canada
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low733.80.8177
Triple Number All Purpose Medium569.21.0542
Triple Number All Purpose High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Predominantly Upwind622.90.9633
Predominantly Downwind578.81.0366
Predominantly Upwind Low820.30.7314
Predominantly Upwind Medium644.10.9315
Predominantly Upwind High607.20.9881
Predominantly Downwind Low798.60.7513
Predominantly Downwind Medium571.81.0494
Predominantly Downwind High478.51.2540
Chicago-Mac Upwind0.9464
Chicago-Mac All Purpose0.9792
Chicago-Mac Downwind1.0188
Bayview-Mac Cove Island0.9122
Bayview-Mac Shore0.9190
Scoring OptionTime On
Distance
Time On
Time
Predominantly Reaching544.71.1016
Predominantly Reaching Low664.10.9034
Predominantly Reaching Medium538.11.1149
Predominantly Reaching High478.51.2540
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low1031.20.5819
5-Band Low / Medium864.30.6942
5-Band Medium687.90.8722
5-Band Medium / High622.30.9641
5-Band High599.31.0011
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance624.0
Triple Number Coastal/Long Distance Low733.8
Triple Number Coastal/Long Distance Medium569.2
Triple Number Coastal/Long Distance High514.0
Triple Number Windward/Leeward Low945.2
Triple Number Windward/Leeward Medium699.7
Triple Number Windward/Leeward High614.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8177
Triple Number Coastal/Long Distance Medium1.0542
Triple Number Coastal/Long Distance High1.1674
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8575
Triple Number Windward/Leeward High0.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low733.8
Triple Number Coastal/Long Distance Medium569.2
Triple Number Coastal/Long Distance High514.0
Triple Number Windward/Leeward Low945.2
Triple Number Windward/Leeward Medium699.7
Triple Number Windward/Leeward High614.8
Predominantly Upwind622.9
Predominantly Downwind578.8
Predominantly Reaching556.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8177
Triple Number Coastal/Long Distance Medium1.0542
Triple Number Coastal/Long Distance High1.1674
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8575
Triple Number Windward/Leeward High0.9760
Coastal/Long Distance0.9615
Predominantly Upwind0.9633
Predominantly Downwind1.0366
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8177
Tretall Distanseseilas Mellomvind1.0542
Tretall Distanseseilas Mye vind1.1674
Tretall Pølsebane Lite vind0.6348
Tretall Pølsebane Mellomvind0.8575
Tretall Pølsebane Mye vind0.9760
Distanseseilas ett tall (OSN 8-16kn)0.9615
Distanseseilas ett tall (APH 6-20kn)1.0463
Enkeltall Motvind0.9633
Enkeltall Medvind1.0366
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Coastal/Long Distance624.00.9615
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind622.90.9633
Predominantly Downwind578.81.0366
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore602.10.9965
Cape Doctor Coastal504.41.1894
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8177
Triple Number Coastal/Long Distance Medium1.0542
Triple Number Coastal/Long Distance High1.1674
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8575
Triple Number Windward/Leeward High0.9760
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8177
Triple Number Coastal/Long Distance Medium1.0542
Triple Number Coastal/Long Distance High1.1674
Triple Number Windward/Leeward Low0.6348
Triple Number Windward/Leeward Medium0.8575
Triple Number Windward/Leeward High0.9760
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Predominantly Upwind622.90.9633
Predominantly Downwind578.81.0366
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance624.00.9615
Triple Number Coastal/Long Distance Low733.80.8177
Triple Number Coastal/Long Distance Medium569.21.0542
Triple Number Coastal/Long Distance High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1043.9793.3663.0590.7551.8521.6474.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance
Time On
Time
Triple Number All Purpose Low733.80.8177
Triple Number All Purpose Medium569.21.0542
Triple Number All Purpose High514.01.1674
Triple Number Windward/Leeward Low945.20.6348
Triple Number Windward/Leeward Medium699.70.8575
Triple Number Windward/Leeward High614.80.9760
Predominantly Upwind622.90.9633
Predominantly Downwind578.81.0366
Predominantly Upwind Low820.30.7314
Predominantly Upwind Medium644.10.9315
Predominantly Upwind High607.20.9881
Predominantly Downwind Low798.60.7513
Predominantly Downwind Medium571.81.0494
Predominantly Downwind High478.51.2540
Chicago-Mac Upwind0.9464
Chicago-Mac All Purpose0.9792
Chicago-Mac Downwind1.0188
Bayview-Mac Cove Island0.9122
Bayview-Mac Shore0.9190
Harvest Moon Regatta496.81.2078
Scoring OptionTime On
Distance
Time On
Time
San Francisco Bay Heavy604.80.9921
San Francisco Bay Medium694.00.8646
Predominantly Reaching544.71.1016
Predominantly Reaching Low664.10.9034
Predominantly Reaching Medium538.11.1149
Predominantly Reaching High478.51.2540
Windward/Leeward 60-40 Low952.50.6299
Windward/Leeward 60-40 Medium725.00.8276
Windward/Leeward 60-40 High655.30.9156
5-Band
Windward/Leeward
Time On
Distance
Time On
Time
5-Band Low1031.20.5819
5-Band Low / Medium864.30.6942
5-Band Medium687.90.8722
5-Band Medium / High622.30.9641
5-Band High599.31.0011

International
Certificate
2023

Boat

X-GROG

ESP-8088

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-34Measurement22/11/2007HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.360Max. Beam3.384Draft1.921Displacement5,629Wetted area24.61IMS L9.434LSM09.260Acc. length10.360Sink (kg/mm) 18.16
VCGD0.140VCGM0.112RM Rated (kg·m) 109.0Limit of positive stability(°) 113.8Stability Index116.4
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0038
EDL2.350ST10.065ST20.170
ST30.170ST40.110ST50.320
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P14.040IG14.290ISP14.300MDT10.126MDL10.186MDT20.122MDL20.140TL1.450MW0.186GO0.220
E4.690J3.700BAS1.720FSD0.035SFJ0.210SPL3.780WPLTPSBD0.225MWT175.00MCG4.250
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date01/05/2023MeasurerESP 823Comment
SFFP0.325FFM1.315FF1.316LCFcl5.814SG1.0250
SAFP10.060FAM1.004FA1.004LCFsh6.040HBI1.125
W174.9W274.9W374.9W474.9
PD1568.5PD2568.5PD3565.5PD4564.5
WD10.400PLM9000.00GSA1.0RSA1.0RM108.2
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1agua dulceWater21006.801combustible reserva0.900080104.801aguas suciasWater4008.20Total deductible94.80
OTHER ITEMSIdKindDescriptionWeightLCGVCG1Miscellaneouscalentador agua 15 litros6.801Battery220Ah03.801EngineYANMAR 3YM20Total deductible0

International
Certificate
2023

Boat

X-GROG

ESP-8088

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0010.150.931.652.903.8037.8624/03/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.090.561.071.992.933.9113.74YesNo 27.3620/03/20220020.090.521.001.922.883.9313.80YesNo 26.9220/03/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment00214.1014.1014.107.167.1684.1307/02/201400313.9513.9513.956.806.5578.4720/03/202200114.0214.0214.026.576.5476.6920/03/2022