Club
Certificate
Double Handed
2023

Boat

NARVAL

FRA-28137_C

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°38.2°37.8°38.2°38.7°
Beat VMG3.494.274.774.995.105.165.18
52°5.296.316.857.097.207.277.34
60°5.576.547.047.297.427.517.60
75°5.756.707.197.507.737.898.08
90°5.736.807.277.557.878.148.56
110°5.826.947.537.988.308.589.12
120°5.686.857.498.028.539.039.83
135°5.116.367.187.758.328.9410.68
150°4.325.506.497.157.587.999.21
Run VMG3.744.775.626.196.576.997.98
Gybe Angles143.3°146.9°149.2°150.1°149.2°173.0°142.8°

APH: 549.8

CDL: 9.017

GPH: 615.8

CertNo: 28137R

BOAT
ClassJ 105DesignerJOHNSTONEBuilderJ-COMPOSITEAge date01/2000Series date01/1992Offset fileH204.OFFData fileFRA28137_C
HULL
Length Overall10.570 mMaximum Beam3.346 mDraft2.004 mDisplacement3,910 kgDLR4.5985IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.380m
CREW
Maximum weight165 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.4034.03Headsail Luffed26.6326.63Headsail FlyingSymmetricAsymmetric89.7089.70 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail10.01Storm Jib7.62Heavy Weather Jib20.58
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MEDIDAS DE APAREJO ESTANDAR.
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  03510002M2SIssued on 18/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

NARVAL

FRA-28137_C

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 VMG1032.6842.4755.3721.0705.4697.5694.7
52°680.0570.5525.4507.8499.8494.9490.6
60°646.5550.2511.1493.9485.1479.4473.7
75°625.7537.7500.5480.1465.7456.3445.8
90°628.0529.6495.0477.0457.7442.4420.7
110°618.2518.4478.2451.3433.5419.5394.9
120°633.5525.9480.8449.0422.2398.7366.4
135°704.4566.0501.4464.5432.8402.5337.0
150°832.8654.0555.0503.6474.7450.4390.8
Run VMG961.6755.2640.9581.4548.2514.9451.2
Selected Courses
Windward / Leeward997.1798.8698.1651.2626.8606.2573.0
All purpose770.2630.0564.7532.5512.3496.4469.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward679.30.8832
All purpose549.81.0914
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7708
Downwind "popa"0.9431
70% up, 30% down "Ilhabela"0.8155
30% up, 70% down "Ilhabela-inverso"0.8838
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Predominantly Upwind597.11.0049
Predominantly Downwind553.61.0838
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low700.10.8570
Triple Number All Purpose Medium546.31.0983
Triple Number All Purpose High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Predominantly Upwind597.11.0049
Predominantly Downwind553.61.0838
Predominantly Upwind Low783.40.7659
Predominantly Upwind Medium618.60.9699
Predominantly Upwind High581.61.0317
Predominantly Downwind Low757.50.7920
Predominantly Downwind Medium549.21.0926
Predominantly Downwind High460.11.3041
Chicago-Mac Upwind0.9876
Chicago-Mac All Purpose1.0235
Chicago-Mac Downwind1.0661
Bayview-Mac Cove Island0.9528
Bayview-Mac Shore0.9598
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching521.01.1517
Predominantly Reaching Low633.80.9466
Predominantly Reaching Medium515.71.1635
Predominantly Reaching High450.91.3306
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low981.80.6111
5-Band Low / Medium821.40.7304
5-Band Medium663.40.9044
5-Band Medium / High607.90.9870
5-Band High578.71.0367
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance597.2
Triple Number Coastal/Long Distance Low700.1
Triple Number Coastal/Long Distance Medium546.3
Triple Number Coastal/Long Distance High490.2
Triple Number Windward/Leeward Low897.9
Triple Number Windward/Leeward Medium673.0
Triple Number Windward/Leeward High598.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8570
Triple Number Coastal/Long Distance Medium1.0983
Triple Number Coastal/Long Distance High1.2240
Triple Number Windward/Leeward Low0.6682
Triple Number Windward/Leeward Medium0.8915
Triple Number Windward/Leeward High1.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low700.1
Triple Number Coastal/Long Distance Medium546.3
Triple Number Coastal/Long Distance High490.2
Triple Number Windward/Leeward Low897.9
Triple Number Windward/Leeward Medium673.0
Triple Number Windward/Leeward High598.9
Predominantly Upwind597.1
Predominantly Downwind553.6
Predominantly Reaching531.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8570
Triple Number Coastal/Long Distance Medium1.0983
Triple Number Coastal/Long Distance High1.2240
Triple Number Windward/Leeward Low0.6682
Triple Number Windward/Leeward Medium0.8915
Triple Number Windward/Leeward High1.0018
Coastal/Long Distance1.0047
Predominantly Upwind1.0049
Predominantly Downwind1.0838
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8570
Tretall Distanseseilas Mellomvind1.0983
Tretall Distanseseilas Mye vind1.2240
Tretall Pølsebane Lite vind0.6682
Tretall Pølsebane Mellomvind0.8915
Tretall Pølsebane Mye vind1.0018
Distanseseilas ett tall (OSN 8-16kn)1.0047
Distanseseilas ett tall (APH 6-20kn)1.0914
Enkeltall Motvind1.0049
Enkeltall Medvind1.0838
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Coastal/Long Distance597.21.0047
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind597.11.0049
Predominantly Downwind553.61.0838
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore583.01.0292
Cape Doctor Coastal477.41.2568
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8570
Triple Number Coastal/Long Distance Medium1.0983
Triple Number Coastal/Long Distance High1.2240
Triple Number Windward/Leeward Low0.6682
Triple Number Windward/Leeward Medium0.8915
Triple Number Windward/Leeward High1.0018
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8570
Triple Number Coastal/Long Distance Medium1.0983
Triple Number Coastal/Long Distance High1.2240
Triple Number Windward/Leeward Low0.6682
Triple Number Windward/Leeward Medium0.8915
Triple Number Windward/Leeward High1.0018
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Predominantly Upwind597.11.0049
Predominantly Downwind553.61.0838
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance597.21.0047
Triple Number Coastal/Long Distance Low700.10.8570
Triple Number Coastal/Long Distance Medium546.31.0983
Triple Number Coastal/Long Distance High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance993.6752.0632.4568.2532.1500.5447.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low700.10.8570
Triple Number All Purpose Medium546.31.0983
Triple Number All Purpose High490.21.2240
Triple Number Windward/Leeward Low897.90.6682
Triple Number Windward/Leeward Medium673.00.8915
Triple Number Windward/Leeward High598.91.0018
Predominantly Upwind597.11.0049
Predominantly Downwind553.61.0838
Predominantly Upwind Low783.40.7659
Predominantly Upwind Medium618.60.9699
Predominantly Upwind High581.61.0317
Predominantly Downwind Low757.50.7920
Predominantly Downwind Medium549.21.0926
Predominantly Downwind High460.11.3041
Chicago-Mac Upwind0.9876
Chicago-Mac All Purpose1.0235
Chicago-Mac Downwind1.0661
Bayview-Mac Cove Island0.9528
Bayview-Mac Shore0.9598
Harvest Moon Regatta474.71.2640
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy579.71.0351
San Francisco Bay Medium661.90.9065
Predominantly Reaching521.01.1517
Predominantly Reaching Low633.80.9466
Predominantly Reaching Medium515.71.1635
Predominantly Reaching High450.91.3306
Windward/Leeward 60-40 Low905.80.6624
Windward/Leeward 60-40 Medium695.30.8629
Windward/Leeward 60-40 High632.80.9482
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low981.80.6111
5-Band Low / Medium821.40.7304
5-Band Medium663.40.9044
5-Band Medium / High607.90.9870
5-Band High578.71.0367
ORC Ref  03510002M2SIssued on 18/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

NARVAL

FRA-28137_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 105Measurement24/03/2014HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.570Max. Beam3.346Draft2.004Displacement3,910Wetted area22.79IMS L9.454LSM09.473Acc. length10.570Sink (kg/mm) 17.16
VCGD-0.204VCGM-0.221RM Rated (kg·m) 107.8Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBW0.098PIPA0.0042
PSD0.024PHD0.068PHL0.137
PSA16.5°ESL0.914
ST10.018ST20.091ST30.091
ST40.046ST50.186
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.700IG12.345ISP12.835MDT10.105MDL10.172MDT20.101MDL20.101TL2.000MWGO
E4.500J4.150BAS1.600FSD0.050SFJSPLWPLTPS5.900BD0.130MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered110.0Flotation Date01/01/2010MeasurerComment
SFFP0.966FFMFF1.106LCFcl5.898SG
SAFP10.056FAMFA0.751LCFsh6.136HBI0.921
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03510002M2SIssued on 18/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

NARVAL

FRA-28137_C

RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0020.150.931.652.833.7033.4027/02/2014VIEJA
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0020.100.641.222.233.234.1712.16YesNo 26.6327/02/2014VIEJA
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment00114.9012.0513.487.908.3495%89.7018/04/2023ROJO
ORC Ref  03510002M2SIssued on 18/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org