Non Spin/HSFClub Certificate2025
AMUSE IIIRL 1766
ORC
Central Rating Office
Issuing certificates for
Ireland
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 Angles43.6°43.6°41.7°39.9°38.6°38.1°38.4°38.6°39.7°
Beat VMG2.613.604.394.965.275.405.485.545.48
52°4.085.516.537.167.487.627.707.807.81
60°4.375.826.807.367.677.847.938.058.09
75°4.576.036.977.507.848.108.298.508.62
90°4.445.926.917.487.858.168.468.919.18
110°3.835.266.377.187.678.058.429.159.92
120°3.514.906.066.947.507.908.269.019.90
135°2.954.245.406.347.087.577.948.659.43
150°2.433.584.655.566.357.007.468.148.82
Run VMG2.113.104.034.915.746.487.107.918.59
Gybe Angles144.8°144.8°146.5°172.6°174.4°175.9°177.5°178.6°178.4°
APH ToD:558.2CDL: 10.047APH ToT: 1.0749CertNo:
BOAT
ClassARCONA 380/385DesignerQUIBERGBuilderARCONA YATCHSAge date05/2023Series date06/2021Offset fileARCONA380.offData fileIRL1766
HULL
Length Overall11.295 mMaximum Beam3.790 mDraft2.059 mDisplacement6,950 kgDLR6.3629IMS DivisionCruiser/RacerDynamic Allowance0.230%Age Allowance0.130%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.400m
CREW
Maximum weight765 kg(declared)Minimum weight635 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail50.5151.32Headsail Luffed35.8235.82Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail15.12Storm Jib13.09Heavy Weather Jib35.33
SAIL LIMITS
Headsails6
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
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.
Non Spin/HSFClub Certificate2025
AMUSE IIIRL 1766
ORC
Central Rating Office
Issuing certificates for
Ireland
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 VMG1380.8999.9820.4725.6682.7666.2657.3650.1657.1
52°881.5653.0551.0502.7481.3472.3467.3461.8461.2
60°824.2618.3529.6489.4469.5459.3454.0447.1445.1
75°788.6596.8516.3480.0459.4444.6434.4423.4417.8
90°811.0608.6521.3481.0458.6441.0425.6403.9392.1
110°940.2684.8565.3501.7469.2447.1427.6393.4362.8
120°1026.9734.1594.0519.1479.8455.8435.6399.4363.6
135°1221.8848.3666.4567.4508.7475.5453.4416.3382.0
150°1483.71006.8773.9647.8566.9514.5482.4442.5408.0
Run VMG1702.61162.5893.6733.1627.1555.4507.1455.1419.0
Selected Courses
Windward / Leeward1539.61081.2857.0729.4654.9610.8582.2552.6538.0
All purpose1143.3818.4663.7581.4535.5508.3490.0466.6451.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward690.10.8694
All purpose558.21.0749
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8074
Downwind "popa"0.8512
70% up, 30% down "Ilhabela"0.8200
30% up, 70% down "Ilhabela-inverso"0.8376
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Predominantly Upwind588.91.0189
Predominantly Downwind587.61.0212
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low741.10.8097
Triple Number AP Medium554.81.0816
Triple Number AP High485.81.2351
Triple Number Windward/Leeward Low1013.60.5920
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Single Number Predominant Upwind612.70.9792
Single Number Predominant Reaching557.61.0761
Single Number Predominant Downwind617.70.9713
Predominant Upwind - Low861.50.6965
Predominant Upwind - Low/Med650.40.9225
Predominant Upwind - Medium567.01.0582
Predominant Upwind - Med/High525.91.1409
Predominant Upwind - High509.41.1778
Predominant Downwind Low953.30.6294
Predominant Downwind Low/Med683.10.8783
Predominant Downwind Medium562.41.0669
Predominant Downwind Med/High488.61.2280
Predominant Downwind High452.21.3270
Predominant Reaching Low798.80.7511
Predominant Reaching Low/Med599.31.0012
Predominant Reaching Medium516.71.1613
Predominant Reaching Med/High468.41.2811
Predominant Reaching High442.91.3546
SA/DSPL Upwind23.55SA/DSPL Downwind23.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1140.30.5262
5-Band Windward/Leeward Low/Med815.20.7360
5-Band Windward/Leeward Medium670.70.8946
5-Band Windward/Leeward Med/High588.21.0201
5-Band Windward/Leeward High555.21.0807
Windward/Leeward 60-40 Low1122.30.5346
Windward/Leeward 60-40 Low/Med810.80.7400
Windward/Leeward 60-40 Medium675.80.8878
Windward/Leeward 60-40 Med/High602.50.9959
Windward/Leeward 60-40 High574.71.0441
5-Band AP Low832.70.7205
5-Band AP Low/Med638.60.9396
5-Band AP Medium545.51.1000
5-Band AP Med/High493.01.2171
5-Band AP High467.91.2822
5-Band SF Bay Tour - Low971.30.6177
5-Band SF Bay Tour - Low/Med774.90.7743
5-Band SF Bay Tour - Medium646.30.9284
5-Band SF Bay Tour - Med/High576.01.0416
5-Band SF Bay Tour - High547.31.0963
Chicago-Mac Upwind0.9474
Chicago-Mac All Purpose0.9443
Chicago-Mac Downwind0.9297
Bayview-Mac Cove Island0.6717
Bayview-Mac Shore0.6803
Harvest Moon Regatta485.01.2371
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance611.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating611.80.9807
FinRating, kevyt tuuli1121.70.8915
FinRating, kova tuuli471.61.0601
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9807
Triple Number Coastal/Long Distance Low0.8097
Triple Number Coastal/Long Distance Medium1.0817
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6191
Triple Number Windward/Leeward Medium0.8752
Triple Number Windward/Leeward High1.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
For information
General Purpose Handicap (GPH)631.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low741.0
Triple Number Coastal/Long Distance Medium554.7
Triple Number Coastal/Long Distance High485.8
Triple Number Windward/Leeward Low969.1
Triple Number Windward/Leeward Medium685.6
Triple Number Windward/Leeward High578.3
Predominantly Upwind588.9
Predominantly Downwind587.6
Predominantly Reaching551.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8097
Triple Number Coastal/Long Distance Medium1.0817
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6191
Triple Number Windward/Leeward Medium0.8752
Triple Number Windward/Leeward High1.0376
Coastal/Long Distance0.9807
Predominantly Upwind1.0189
Predominantly Downwind1.0212
For information
General Purpose Handicap (GPH)631.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0749
Distanseseilas Trippeltall svak vind0.8097
Distanseseilas Trippeltall mellomvind1.0817
Distanseseilas Trippeltall sterk vind1.2351
Pølsebane Trippeltall svak vind0.6191
Pølsebane Trippeltall mellomvind0.8752
Pølsebane Trippeltall sterk vind1.0376
Motvind Singeltall1.0189
Medvind Singeltall1.0212
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Coastal/Long Distance611.80.9807
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind588.91.0189
Predominantly Downwind587.61.0212
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore542.41.1062
Cape Doctor Coastal455.71.3166
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8097
Triple Number Coastal/Long Distance Medium1.0817
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6191
Triple Number Windward/Leeward Medium0.8752
Triple Number Windward/Leeward High1.0376
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8097
Triple Number Coastal/Long Distance Medium1.0817
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6191
Triple Number Windward/Leeward Medium0.8752
Triple Number Windward/Leeward High1.0376
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Predominantly Upwind588.91.0189
Predominantly Downwind587.61.0212
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance611.80.9807
Triple Number Coastal/Long Distance Low741.00.8097
Triple Number Coastal/Long Distance Medium554.71.0817
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low969.10.6191
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1670.91089.3806.5657.3572.2528.4496.3447.2429.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low741.10.8097
Triple Number AP Medium554.81.0816
Triple Number AP High485.81.2351
Triple Number Windward/Leeward Low1013.60.5920
Triple Number Windward/Leeward Medium685.60.8752
Triple Number Windward/Leeward High578.31.0376
Single Number Predominant Upwind612.70.9792
Single Number Predominant Reaching557.61.0761
Single Number Predominant Downwind617.70.9713
Predominant Upwind - Low861.50.6965
Predominant Upwind - Low/Med650.40.9225
Predominant Upwind - Medium567.01.0582
Predominant Upwind - Med/High525.91.1409
Predominant Upwind - High509.41.1778
Predominant Downwind Low953.30.6294
Predominant Downwind Low/Med683.10.8783
Predominant Downwind Medium562.41.0669
Predominant Downwind Med/High488.61.2280
Predominant Downwind High452.21.3270
Predominant Reaching Low798.80.7511
Predominant Reaching Low/Med599.31.0012
Predominant Reaching Medium516.71.1613
Predominant Reaching Med/High468.41.2811
Predominant Reaching High442.91.3546
SA/DSPL Upwind23.55SA/DSPL Downwind23.55
Scoring OptionTODTOT
5-Band Windward/Leeward Low1140.30.5262
5-Band Windward/Leeward Low/Med815.20.7360
5-Band Windward/Leeward Medium670.70.8946
5-Band Windward/Leeward Med/High588.21.0201
5-Band Windward/Leeward High555.21.0807
Windward/Leeward 60-40 Low1122.30.5346
Windward/Leeward 60-40 Low/Med810.80.7400
Windward/Leeward 60-40 Medium675.80.8878
Windward/Leeward 60-40 Med/High602.50.9959
Windward/Leeward 60-40 High574.71.0441
5-Band AP Low832.70.7205
5-Band AP Low/Med638.60.9396
5-Band AP Medium545.51.1000
5-Band AP Med/High493.01.2171
5-Band AP High467.91.2822
5-Band SF Bay Tour - Low971.30.6177
5-Band SF Bay Tour - Low/Med774.90.7743
5-Band SF Bay Tour - Medium646.30.9284
5-Band SF Bay Tour - Med/High576.01.0416
5-Band SF Bay Tour - High547.31.0963
Chicago-Mac Upwind0.9474
Chicago-Mac All Purpose0.9443
Chicago-Mac Downwind0.9297
Bayview-Mac Cove Island0.6717
Bayview-Mac Shore0.6803
Harvest Moon Regatta485.01.2371
Non Spin/HSFClub Certificate2025
AMUSE IIIRL 1766
ORC
Central Rating Office
Issuing certificates for
Ireland
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassARCONA 380/385Measurement12/09/2025HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.295Max. Beam3.790Draft2.059Displacement6,950Wetted area30.42IMS L10.525LSM010.298Acc. length11.295Sink (kg/mm) 23.74
VCGD0.026VCGM0.096RM Rated (kg·m) 209.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight718Declared crew weight765
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBW0.110PIPA0.0024
EDL2.785ST10.065ST20.181
ST30.180ST40.076ST50.260
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P16.000IG16.090ISP17.299MDT10.120MDL10.226MDT20.118MDL20.169TL0.900MW0.229GO0.251
E5.400J4.120BAS1.649FSD0.035SFJ0.230SPLWPLTPS4.800BD0.171MWT200.54MCG6.320
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered209.3Flotation Date12/09/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
AMUSE IIIRL 1766
ORC
Central Rating Office
Issuing certificates for
Ireland
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment01.051.903.3250.51
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.661.232.294.4315.75NoNo 35.82
CRUISER/RACER REQUIREMENTS*
Accommodation length11.3 mTable area0.55 m²Headroom1.78 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity133 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity76 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.