Club Certificate2025
ARCTURUSESP-10971_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles46.2°46.2°44.2°42.5°41.1°40.4°39.9°39.7°40.2°
Beat VMG2.523.574.485.175.685.976.126.246.20
52°4.055.626.887.788.358.688.858.999.01
60°4.436.047.278.128.638.949.139.319.37
75°4.726.367.568.368.859.199.469.8510.03
90°4.596.247.478.348.889.269.6010.2110.67
110°4.356.117.568.569.169.6210.0410.6011.06
120°4.245.967.408.449.109.6210.1411.1111.81
135°3.715.336.767.918.749.319.8510.9912.40
150°3.074.465.756.957.988.739.2710.3111.50
Run VMG2.663.864.986.026.947.698.329.3010.25
Gybe Angles139.4°139.4°146.9°148.4°153.1°157.7°163.7°168.7°166.4°
APH ToD:487.1CDL: 12.872APH ToT: 1.2317CertNo:109711
BOAT
ClassOCEANIS 523DesignerFINOTBuilderBENETEAUAge date01/2005Series date01/2001Offset fileOceanis523DK.offData fileE10971_C
HULL
Length Overall15.890 mMaximum Beam4.886 mDraft2.298 mDisplacement14,800 kgDLR4.6435IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.487%
PROPELLER
InstallationShaft non exposedTypeSolid 3 bladesDiameter0.400m
CREW
Maximum weight700 kg(declared)Minimum weight570 kg ✱ when appliedNon Manual PowerYesCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail66.7567.48Headsail Luffed75.1175.11Headsail FlyingSymmetric193.17193.17Asymmetric
STORM SAIL AREAS (m²)
Trysail21.44Storm Jib18.49Heavy Weather Jib49.93
SAIL LIMITS
Headsails7
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers5
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
CASCO ESTIMADO. MEDIDAS DE CATALOGO
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.
Club Certificate2025
ARCTURUSESP-10971_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1429.81007.7804.3695.7633.9602.8588.1577.0580.7
52°889.0640.3523.3462.8431.1414.9407.0400.5399.5
60°813.6595.7495.3443.6417.0402.7394.1386.8384.3
75°763.5565.6476.3430.5406.7391.7380.4365.5358.8
90°783.6576.7481.8431.9405.6389.0375.2352.6337.4
110°827.4589.4476.5420.3393.1374.2358.6339.7325.4
120°848.5603.7486.8426.4395.7374.2355.1324.0304.9
135°969.6675.6532.4454.9412.0386.7365.5327.5290.3
150°1173.6807.7625.8517.8451.1412.4388.4349.2312.9
Run VMG1355.3932.7722.6597.9519.0468.2432.6387.1351.2
Selected Courses
Windward / Leeward1392.4970.2763.5646.8576.5535.5510.4482.1465.9
All purpose1040.3736.5590.0510.2465.0438.5421.2398.8384.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward609.40.9846
All purpose487.11.2317
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8555
Downwind "popa"1.0345
70% up, 30% down "Ilhabela"0.9023
30% up, 70% down "Ilhabela-inverso"0.9734
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Predominantly Upwind530.01.1320
Predominantly Downwind498.11.2047
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low663.30.9046
Triple Number AP Medium483.91.2398
Triple Number AP High417.11.4384
Triple Number Windward/Leeward Low907.70.6610
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Single Number Predominant Upwind555.01.0812
Single Number Predominant Reaching486.21.2342
Single Number Predominant Downwind522.41.1485
Predominant Upwind - Low816.90.7345
Predominant Upwind - Low/Med598.91.0019
Predominant Upwind - Medium507.81.1815
Predominant Upwind - Med/High460.61.3027
Predominant Upwind - High442.21.3569
Predominant Downwind Low807.70.7428
Predominant Downwind Low/Med577.61.0387
Predominant Downwind Medium475.81.2611
Predominant Downwind Med/High413.71.4502
Predominant Downwind High379.41.5814
Predominant Reaching Low714.50.8397
Predominant Reaching Low/Med526.81.1389
Predominant Reaching Medium447.81.3400
Predominant Reaching Med/High401.71.4935
Predominant Reaching High375.91.5960
SA/DSPL Upwind23.32SA/DSPL Downwind42.73
Scoring OptionTODTOT
5-Band Windward/Leeward Low1024.10.5859
5-Band Windward/Leeward Low/Med725.20.8274
5-Band Windward/Leeward Medium591.41.0145
5-Band Windward/Leeward Med/High515.41.1642
5-Band Windward/Leeward High484.21.2392
Windward/Leeward 60-40 Low1031.80.5815
Windward/Leeward 60-40 Low/Med734.30.8171
Windward/Leeward 60-40 Medium603.00.9950
Windward/Leeward 60-40 Med/High530.81.1303
Windward/Leeward 60-40 High503.31.1922
5-Band AP Low736.70.8144
5-Band AP Low/Med565.01.0619
5-Band AP Medium474.91.2635
5-Band AP Med/High424.01.4150
5-Band AP High400.11.4995
5-Band SF Bay Tour - Low876.70.6844
5-Band SF Bay Tour - Low/Med692.00.8670
5-Band SF Bay Tour - Medium569.11.0543
5-Band SF Bay Tour - Med/High501.01.1975
5-Band SF Bay Tour - High472.71.2694
Chicago-Mac Upwind1.0387
Chicago-Mac All Purpose1.0725
Chicago-Mac Downwind1.0987
Bayview-Mac Cove Island0.7519
Bayview-Mac Shore0.7575
Harvest Moon Regatta414.41.4480
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance534.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating534.21.1231
FinRating, kevyt tuuli1003.90.9961
FinRating, kova tuuli401.91.2441
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.1231
Triple Number Coastal/Long Distance Low0.9046
Triple Number Coastal/Long Distance Medium1.2400
Triple Number Coastal/Long Distance High1.4384
Triple Number Windward/Leeward Low0.6922
Triple Number Windward/Leeward Medium0.9913
Triple Number Windward/Leeward High1.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
For information
General Purpose Handicap (GPH)554.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low663.3
Triple Number Coastal/Long Distance Medium483.9
Triple Number Coastal/Long Distance High417.1
Triple Number Windward/Leeward Low866.8
Triple Number Windward/Leeward Medium605.3
Triple Number Windward/Leeward High506.0
Predominantly Upwind530.0
Predominantly Downwind498.1
Predominantly Reaching474.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9046
Triple Number Coastal/Long Distance Medium1.2400
Triple Number Coastal/Long Distance High1.4384
Triple Number Windward/Leeward Low0.6922
Triple Number Windward/Leeward Medium0.9913
Triple Number Windward/Leeward High1.1857
Coastal/Long Distance1.1231
Predominantly Upwind1.1320
Predominantly Downwind1.2047
For information
General Purpose Handicap (GPH)554.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.2317
Distanseseilas Trippeltall svak vind0.9046
Distanseseilas Trippeltall mellomvind1.2400
Distanseseilas Trippeltall sterk vind1.4384
Pølsebane Trippeltall svak vind0.6922
Pølsebane Trippeltall mellomvind0.9913
Pølsebane Trippeltall sterk vind1.1857
Motvind Singeltall1.1320
Medvind Singeltall1.2047
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Coastal/Long Distance534.21.1231
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind530.01.1320
Predominantly Downwind498.11.2047
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore470.81.2745
Cape Doctor Coastal388.61.5442
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9046
Triple Number Coastal/Long Distance Medium1.2400
Triple Number Coastal/Long Distance High1.4384
Triple Number Windward/Leeward Low0.6922
Triple Number Windward/Leeward Medium0.9913
Triple Number Windward/Leeward High1.1857
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9046
Triple Number Coastal/Long Distance Medium1.2400
Triple Number Coastal/Long Distance High1.4384
Triple Number Windward/Leeward Low0.6922
Triple Number Windward/Leeward Medium0.9913
Triple Number Windward/Leeward High1.1857
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Predominantly Upwind530.01.1320
Predominantly Downwind498.11.2047
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance534.21.1231
Triple Number Coastal/Long Distance Low663.30.9046
Triple Number Coastal/Long Distance Medium483.91.2400
Triple Number Coastal/Long Distance High417.11.4384
Triple Number Windward/Leeward Low866.80.6922
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1480.7966.4715.3579.1498.2455.7425.3379.6364.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low663.30.9046
Triple Number AP Medium483.91.2398
Triple Number AP High417.11.4384
Triple Number Windward/Leeward Low907.70.6610
Triple Number Windward/Leeward Medium605.30.9913
Triple Number Windward/Leeward High506.01.1857
Single Number Predominant Upwind555.01.0812
Single Number Predominant Reaching486.21.2342
Single Number Predominant Downwind522.41.1485
Predominant Upwind - Low816.90.7345
Predominant Upwind - Low/Med598.91.0019
Predominant Upwind - Medium507.81.1815
Predominant Upwind - Med/High460.61.3027
Predominant Upwind - High442.21.3569
Predominant Downwind Low807.70.7428
Predominant Downwind Low/Med577.61.0387
Predominant Downwind Medium475.81.2611
Predominant Downwind Med/High413.71.4502
Predominant Downwind High379.41.5814
Predominant Reaching Low714.50.8397
Predominant Reaching Low/Med526.81.1389
Predominant Reaching Medium447.81.3400
Predominant Reaching Med/High401.71.4935
Predominant Reaching High375.91.5960
SA/DSPL Upwind23.32SA/DSPL Downwind42.73
Scoring OptionTODTOT
5-Band Windward/Leeward Low1024.10.5859
5-Band Windward/Leeward Low/Med725.20.8274
5-Band Windward/Leeward Medium591.41.0145
5-Band Windward/Leeward Med/High515.41.1642
5-Band Windward/Leeward High484.21.2392
Windward/Leeward 60-40 Low1031.80.5815
Windward/Leeward 60-40 Low/Med734.30.8171
Windward/Leeward 60-40 Medium603.00.9950
Windward/Leeward 60-40 Med/High530.81.1303
Windward/Leeward 60-40 High503.31.1922
5-Band AP Low736.70.8144
5-Band AP Low/Med565.01.0619
5-Band AP Medium474.91.2635
5-Band AP Med/High424.01.4150
5-Band AP High400.11.4995
5-Band SF Bay Tour - Low876.70.6844
5-Band SF Bay Tour - Low/Med692.00.8670
5-Band SF Bay Tour - Medium569.11.0543
5-Band SF Bay Tour - Med/High501.01.1975
5-Band SF Bay Tour - High472.71.2694
Chicago-Mac Upwind1.0387
Chicago-Mac All Purpose1.0725
Chicago-Mac Downwind1.0987
Bayview-Mac Cove Island0.7519
Bayview-Mac Shore0.7575
Harvest Moon Regatta414.41.4480
Club Certificate2025
ARCTURUSESP-10971_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOCEANIS 523MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA15.890Max. Beam4.886Draft2.298Displacement14,800Wetted area52.69IMS L14.646LSM014.715Acc. length15.880Sink (kg/mm) 40.09
VCGD-0.256VCGM-0.220RM Rated (kg·m) 585.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight1,194Declared crew weight700
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0096
PSDPHDPHL
PSAESL
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P18.150IG19.230ISP20.000MDT10.170MDL10.280MDT2MDL2TLMWGO
E6.750J6.350BAS2.030FSD0.050SFJSPL6.460WPLTPSBD0.270MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered590.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ARCTURUSESP-10971_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment0010.171.082.033.835.4066.7517/09/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0010.040.881.753.756.008.3519.03NoNo 75.1117/09/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment0010.00193.17
CRUISER/RACER REQUIREMENTS*
Accommodation length15.9 mTable area0.77 m²Headroom1.90 mMinimum number of berths7Personal gear stowage0.28 m³Fresh water capacity347 lMinimum number of seats in cockpit7Food stowage0.42 m³Fuel capacity168 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.