Non Spin/HSFClub Certificate2025
Aurora IIFIN 7445
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 Angles45.6°45.6°43.7°42.5°41.9°41.5°41.5°41.4°42.6°
Beat VMG1.942.693.283.704.024.264.414.504.45
52°3.104.205.005.575.996.266.426.566.57
60°3.344.475.265.846.226.466.626.776.80
75°3.484.655.466.066.436.676.837.037.14
90°3.414.595.446.086.486.746.937.207.39
110°3.044.215.155.906.416.736.977.357.66
120°2.854.004.965.716.286.656.907.317.67
135°2.463.554.525.285.936.406.717.167.54
150°2.083.074.004.795.456.026.446.967.35
Run VMG1.802.663.494.244.925.526.046.737.15
Gybe Angles150.7°150.7°155.5°180.0°180.0°180.0°180.0°180.0°180.0°
APH ToD:687.5CDL: 6.997APH ToT: 0.8727CertNo:
BOAT
ClassNauticat S340DesignerHans groopBuilderNauticatAge date01/1990Series date01/1990Offset fileFinnsailor34_CL.offData file371-40
HULL
Length Overall10.202 mMaximum Beam3.432 mDraft1.568 mDisplacement7,700 kgDLR13.2052IMS DivisionCruiser/RacerDynamic Allowance0.710%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.430m
CREW
Maximum weight400 kg(declared)Minimum weight270 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.9129.90Headsail Luffed27.0927.09Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail8.19Storm Jib7.45Heavy Weather Jib20.10
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
✱ Woven polyester sails
Spinnakers0
✱ 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
Aurora IIFIN 7445
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
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 VMG1855.51338.01096.0972.0894.8844.3817.0799.5809.8
52°1160.1857.2719.6646.3600.7574.7560.4549.1548.3
60°1076.7805.1683.9617.0578.5556.9544.2532.1529.4
75°1033.7774.7659.0594.1559.8540.1527.4512.0504.4
90°1055.8785.1661.8592.5555.8534.4519.8500.1487.1
110°1184.1855.5699.0610.7561.5534.6516.6490.0470.1
120°1261.7899.9726.4630.5573.0541.5521.6492.5469.6
135°1462.11013.9797.0681.5607.6562.8536.4503.1477.4
150°1731.81173.1899.6751.5660.3597.8559.0517.4489.9
Run VMG2003.91354.11032.7849.2732.0652.7596.0535.2503.5
Selected Courses
Windward / Leeward1926.71346.01064.4910.6813.4748.5706.5667.4656.6
All purpose1442.01028.2830.4723.2658.3617.3591.9565.7554.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward853.60.7029
All purpose687.50.8727
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6212
Downwind "popa"0.7302
70% up, 30% down "Ilhabela"0.6503
30% up, 70% down "Ilhabela-inverso"0.6937
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Predominantly Upwind740.30.8105
Predominantly Downwind708.40.8470
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low929.30.6456
Triple Number AP Medium684.10.8771
Triple Number AP High588.41.0197
Triple Number Windward/Leeward Low1262.30.4753
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Single Number Predominant Upwind771.40.7778
Single Number Predominant Reaching685.60.8752
Single Number Predominant Downwind745.50.8049
Predominant Upwind - Low1111.80.5397
Predominant Upwind - Low/Med832.70.7205
Predominant Upwind - Medium711.80.8429
Predominant Upwind - Med/High642.30.9342
Predominant Upwind - High618.60.9700
Predominant Downwind Low1158.70.5178
Predominant Downwind Low/Med826.50.7260
Predominant Downwind Medium676.70.8866
Predominant Downwind Med/High584.61.0264
Predominant Downwind High544.51.1019
Predominant Reaching Low1001.60.5990
Predominant Reaching Low/Med743.70.8067
Predominant Reaching Medium631.40.9503
Predominant Reaching Med/High566.01.0601
Predominant Reaching High538.41.1144
SA/DSPL Upwind14.26SA/DSPL Downwind14.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1421.60.4221
5-Band Windward/Leeward Low/Med1014.60.5914
5-Band Windward/Leeward Medium830.70.7223
5-Band Windward/Leeward Med/High716.00.8380
5-Band Windward/Leeward High672.30.8925
Windward/Leeward 60-40 Low1418.60.4229
Windward/Leeward 60-40 Low/Med1023.30.5863
Windward/Leeward 60-40 Medium846.40.7089
Windward/Leeward 60-40 Med/High737.90.8132
Windward/Leeward 60-40 High698.70.8588
5-Band AP Low1037.80.5781
5-Band AP Low/Med796.30.7534
5-Band AP Medium671.00.8942
5-Band AP Med/High597.41.0044
5-Band AP High568.31.0558
5-Band SF Bay Tour - Low1218.00.4926
5-Band SF Bay Tour - Low/Med971.60.6176
5-Band SF Bay Tour - Medium804.00.7463
5-Band SF Bay Tour - Med/High702.10.8546
5-Band SF Bay Tour - High664.40.9031
Chicago-Mac Upwind0.7471
Chicago-Mac All Purpose0.7629
Chicago-Mac Downwind0.7701
Bayview-Mac Cove Island0.5381
Bayview-Mac Shore0.5435
Harvest Moon Regatta586.71.0227
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance752.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating752.30.7975
FinRating, kevyt tuuli1397.50.7155
FinRating, kova tuuli573.10.8725
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7976
Triple Number Coastal/Long Distance Low0.6456
Triple Number Coastal/Long Distance Medium0.8772
Triple Number Coastal/Long Distance High1.0197
Triple Number Windward/Leeward Low0.4978
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
For information
General Purpose Handicap (GPH)780.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low929.4
Triple Number Coastal/Long Distance Medium684.0
Triple Number Coastal/Long Distance High588.4
Triple Number Windward/Leeward Low1205.3
Triple Number Windward/Leeward Medium850.5
Triple Number Windward/Leeward High702.3
Predominantly Upwind740.3
Predominantly Downwind708.4
Predominantly Reaching672.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6456
Triple Number Coastal/Long Distance Medium0.8772
Triple Number Coastal/Long Distance High1.0197
Triple Number Windward/Leeward Low0.4978
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8543
Coastal/Long Distance0.7976
Predominantly Upwind0.8105
Predominantly Downwind0.8470
For information
General Purpose Handicap (GPH)780.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8727
Distanseseilas Trippeltall svak vind0.6456
Distanseseilas Trippeltall mellomvind0.8772
Distanseseilas Trippeltall sterk vind1.0197
Pølsebane Trippeltall svak vind0.4978
Pølsebane Trippeltall mellomvind0.7055
Pølsebane Trippeltall sterk vind0.8543
Motvind Singeltall0.8105
Medvind Singeltall0.8470
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Coastal/Long Distance752.30.7976
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind740.30.8105
Predominantly Downwind708.40.8470
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore659.90.9093
Cape Doctor Coastal557.81.0757
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6456
Triple Number Coastal/Long Distance Medium0.8772
Triple Number Coastal/Long Distance High1.0197
Triple Number Windward/Leeward Low0.4978
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8543
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6456
Triple Number Coastal/Long Distance Medium0.8772
Triple Number Coastal/Long Distance High1.0197
Triple Number Windward/Leeward Low0.4978
Triple Number Windward/Leeward Medium0.7055
Triple Number Windward/Leeward High0.8543
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Predominantly Upwind740.30.8105
Predominantly Downwind708.40.8470
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance752.30.7976
Triple Number Coastal/Long Distance Low929.40.6456
Triple Number Coastal/Long Distance Medium684.00.8772
Triple Number Coastal/Long Distance High588.41.0197
Triple Number Windward/Leeward Low1205.30.4978
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2062.71346.81000.1818.1705.6641.3598.0541.4527.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low929.30.6456
Triple Number AP Medium684.10.8771
Triple Number AP High588.41.0197
Triple Number Windward/Leeward Low1262.30.4753
Triple Number Windward/Leeward Medium850.50.7055
Triple Number Windward/Leeward High702.30.8543
Single Number Predominant Upwind771.40.7778
Single Number Predominant Reaching685.60.8752
Single Number Predominant Downwind745.50.8049
Predominant Upwind - Low1111.80.5397
Predominant Upwind - Low/Med832.70.7205
Predominant Upwind - Medium711.80.8429
Predominant Upwind - Med/High642.30.9342
Predominant Upwind - High618.60.9700
Predominant Downwind Low1158.70.5178
Predominant Downwind Low/Med826.50.7260
Predominant Downwind Medium676.70.8866
Predominant Downwind Med/High584.61.0264
Predominant Downwind High544.51.1019
Predominant Reaching Low1001.60.5990
Predominant Reaching Low/Med743.70.8067
Predominant Reaching Medium631.40.9503
Predominant Reaching Med/High566.01.0601
Predominant Reaching High538.41.1144
SA/DSPL Upwind14.26SA/DSPL Downwind14.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1421.60.4221
5-Band Windward/Leeward Low/Med1014.60.5914
5-Band Windward/Leeward Medium830.70.7223
5-Band Windward/Leeward Med/High716.00.8380
5-Band Windward/Leeward High672.30.8925
Windward/Leeward 60-40 Low1418.60.4229
Windward/Leeward 60-40 Low/Med1023.30.5863
Windward/Leeward 60-40 Medium846.40.7089
Windward/Leeward 60-40 Med/High737.90.8132
Windward/Leeward 60-40 High698.70.8588
5-Band AP Low1037.80.5781
5-Band AP Low/Med796.30.7534
5-Band AP Medium671.00.8942
5-Band AP Med/High597.41.0044
5-Band AP High568.31.0558
5-Band SF Bay Tour - Low1218.00.4926
5-Band SF Bay Tour - Low/Med971.60.6176
5-Band SF Bay Tour - Medium804.00.7463
5-Band SF Bay Tour - Med/High702.10.8546
5-Band SF Bay Tour - High664.40.9031
Chicago-Mac Upwind0.7471
Chicago-Mac All Purpose0.7629
Chicago-Mac Downwind0.7701
Bayview-Mac Cove Island0.5381
Bayview-Mac Shore0.5435
Harvest Moon Regatta586.71.0227
Non Spin/HSFClub Certificate2025
Aurora IIFIN 7445
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassNauticat S340MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.202Max. Beam3.432Draft1.568Displacement7,700Wetted area26.00IMS L8.424LSM08.354Acc. length10.202Sink (kg/mm) 17.94
VCGD0.041VCGM0.066RM Rated (kg·m) 116.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight533Declared crew weight400
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBWPIPA0.0007
EDLST1ST2
ST3ST4ST5
RIG
Forestay tensionForwardInner stayNone FittedMast materialSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P10.800IG12.200ISP12.200MDT10.115MDL10.165MDT2MDL2TLMWGO
E4.330J4.550BAS1.000FSDSFJSPL4.200WPLTPS5.170BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date05/08/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
Aurora IIFIN 7445
Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.122.953.6928.91
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.050.000.000.000.004.4712.00NoNo 27.09
CRUISER/RACER REQUIREMENTS*
Accommodation length10.2 mTable area0.44 m²Headroom1.72 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity84 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity54 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.