Non Spin/HSFClub Certificate2025
SPELLBOUNDGBR8571
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 Angles43.2°43.2°41.1°39.2°38.0°37.3°36.8°36.4°36.8°
Beat VMG2.583.554.304.815.095.235.325.405.40
52°4.035.416.346.857.117.247.317.407.43
60°4.305.696.577.017.257.407.487.597.64
75°4.465.866.727.147.397.587.727.898.00
90°4.305.736.677.147.437.657.848.158.37
110°3.695.096.186.927.337.617.878.398.91
120°3.434.785.896.717.197.517.788.338.95
135°2.894.155.276.176.847.257.558.088.68
150°2.363.504.575.496.286.877.267.818.34
Run VMG2.053.033.964.805.566.266.827.508.01
Gybe Angles145.7°145.7°151.2°157.7°166.9°173.6°179.0°179.9°177.3°
APH ToD:578.8CDL: 9.483APH ToT: 1.0365CertNo:
BOAT
ClassSIGMA 38OODDesignerTHOMASBuilderMARINE PROJECTSAge date10/1987Series date01/1987Offset fileK16400.BOFData fileGBR8571
HULL
Length Overall11.552 mMaximum Beam3.688 mDraft2.050 mDisplacement7,000 kgDLR7.4045IMS DivisionCruiser/RacerDynamic Allowance0.270%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.460m
CREW
Maximum weight765 kg(declared)Minimum weight635 kg ✱ when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail43.7744.58Headsail Luffed35.4235.42Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail13.13Storm Jib8.96Heavy Weather Jib24.19
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
.
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
SPELLBOUNDGBR8571
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 VMG1394.11014.3837.6747.9706.6687.8676.6666.3666.6
52°893.2666.0567.4525.2506.6497.3492.2486.5484.2
60°837.5633.0547.9513.2496.3486.6481.1474.5471.3
75°807.5614.5536.0504.2486.9475.1466.4456.2449.9
90°836.7628.3540.1504.0484.7470.8459.2441.6430.0
110°976.5707.4582.1520.4491.4472.8457.2429.3403.9
120°1048.8752.4611.1536.2500.4479.2462.5432.4402.3
135°1245.6867.1683.0583.3526.4496.5477.1445.5414.6
150°1525.11029.7787.1655.2573.2523.6495.8461.2431.5
Run VMG1758.61188.9908.1749.7647.0575.1527.7480.1449.5
Selected Courses
Windward / Leeward1572.91101.6872.9748.8676.8631.5602.2573.2558.0
All purpose1167.8836.6680.2600.1556.3530.4513.6492.6477.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward710.30.8447
All purpose578.81.0365
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7870
Downwind "popa"0.8273
70% up, 30% down "Ilhabela"0.7986
30% up, 70% down "Ilhabela-inverso"0.8148
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Predominantly Upwind610.40.9829
Predominantly Downwind607.70.9872
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low758.40.7911
Triple Number AP Medium574.81.0438
Triple Number AP High509.91.1766
Triple Number Windward/Leeward Low1033.70.5804
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Single Number Predominant Upwind634.60.9455
Single Number Predominant Reaching580.81.0331
Single Number Predominant Downwind639.70.9380
Predominant Upwind - Low878.60.6829
Predominant Upwind - Low/Med669.70.8959
Predominant Upwind - Medium589.71.0174
Predominant Upwind - Med/High549.91.0911
Predominant Upwind - High533.51.1247
Predominant Downwind Low975.70.6150
Predominant Downwind Low/Med701.50.8553
Predominant Downwind Medium583.01.0292
Predominant Downwind Med/High512.71.1703
Predominant Downwind High479.51.2513
Predominant Reaching Low818.30.7332
Predominant Reaching Low/Med618.60.9699
Predominant Reaching Medium539.41.1124
Predominant Reaching Med/High495.31.2115
Predominant Reaching High472.71.2692
SA/DSPL Upwind21.50SA/DSPL Downwind21.50
Scoring OptionTODTOT
5-Band Windward/Leeward Low1163.10.5159
5-Band Windward/Leeward Low/Med833.90.7195
5-Band Windward/Leeward Medium691.30.8680
5-Band Windward/Leeward Med/High608.50.9860
5-Band Windward/Leeward High575.61.0424
Windward/Leeward 60-40 Low1143.50.5247
Windward/Leeward 60-40 Low/Med829.60.7232
Windward/Leeward 60-40 Medium696.70.8612
Windward/Leeward 60-40 Med/High622.70.9636
Windward/Leeward 60-40 High594.11.0100
5-Band AP Low853.10.7033
5-Band AP Low/Med656.70.9136
5-Band AP Medium566.01.0600
5-Band AP Med/High516.51.1617
5-Band AP High493.61.2156
5-Band SF Bay Tour - Low989.70.6063
5-Band SF Bay Tour - Low/Med792.90.7567
5-Band SF Bay Tour - Medium666.00.9009
5-Band SF Bay Tour - Med/High596.11.0065
5-Band SF Bay Tour - High567.71.0568
Chicago-Mac Upwind0.9166
Chicago-Mac All Purpose0.9135
Chicago-Mac Downwind0.9003
Bayview-Mac Cove Island0.6557
Bayview-Mac Shore0.6640
Harvest Moon Regatta508.71.1794
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance632.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating632.20.9491
FinRating, kevyt tuuli1145.70.8728
FinRating, kova tuuli497.61.0048
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9491
Triple Number Coastal/Long Distance Low0.7911
Triple Number Coastal/Long Distance Medium1.0439
Triple Number Coastal/Long Distance High1.1766
Triple Number Windward/Leeward Low0.6077
Triple Number Windward/Leeward Medium0.8501
Triple Number Windward/Leeward High1.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
For information
General Purpose Handicap (GPH)652.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low758.4
Triple Number Coastal/Long Distance Medium574.8
Triple Number Coastal/Long Distance High509.9
Triple Number Windward/Leeward Low987.3
Triple Number Windward/Leeward Medium705.8
Triple Number Windward/Leeward High598.6
Predominantly Upwind610.4
Predominantly Downwind607.7
Predominantly Reaching573.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7911
Triple Number Coastal/Long Distance Medium1.0439
Triple Number Coastal/Long Distance High1.1766
Triple Number Windward/Leeward Low0.6077
Triple Number Windward/Leeward Medium0.8501
Triple Number Windward/Leeward High1.0023
Coastal/Long Distance0.9491
Predominantly Upwind0.9829
Predominantly Downwind0.9872
For information
General Purpose Handicap (GPH)652.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0365
Distanseseilas Trippeltall svak vind0.7911
Distanseseilas Trippeltall mellomvind1.0439
Distanseseilas Trippeltall sterk vind1.1766
Pølsebane Trippeltall svak vind0.6077
Pølsebane Trippeltall mellomvind0.8501
Pølsebane Trippeltall sterk vind1.0023
Motvind Singeltall0.9829
Medvind Singeltall0.9872
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Coastal/Long Distance632.20.9491
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind610.40.9829
Predominantly Downwind607.70.9872
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore562.61.0665
Cape Doctor Coastal482.01.2448
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7911
Triple Number Coastal/Long Distance Medium1.0439
Triple Number Coastal/Long Distance High1.1766
Triple Number Windward/Leeward Low0.6077
Triple Number Windward/Leeward Medium0.8501
Triple Number Windward/Leeward High1.0023
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7911
Triple Number Coastal/Long Distance Medium1.0439
Triple Number Coastal/Long Distance High1.1766
Triple Number Windward/Leeward Low0.6077
Triple Number Windward/Leeward Medium0.8501
Triple Number Windward/Leeward High1.0023
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Predominantly Upwind610.40.9829
Predominantly Downwind607.70.9872
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance632.20.9491
Triple Number Coastal/Long Distance Low758.40.7911
Triple Number Coastal/Long Distance Medium574.81.0439
Triple Number Coastal/Long Distance High509.91.1766
Triple Number Windward/Leeward Low987.30.6077
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1706.91110.4822.6676.2593.0550.2520.1475.8459.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low758.40.7911
Triple Number AP Medium574.81.0438
Triple Number AP High509.91.1766
Triple Number Windward/Leeward Low1033.70.5804
Triple Number Windward/Leeward Medium705.80.8501
Triple Number Windward/Leeward High598.61.0023
Single Number Predominant Upwind634.60.9455
Single Number Predominant Reaching580.81.0331
Single Number Predominant Downwind639.70.9380
Predominant Upwind - Low878.60.6829
Predominant Upwind - Low/Med669.70.8959
Predominant Upwind - Medium589.71.0174
Predominant Upwind - Med/High549.91.0911
Predominant Upwind - High533.51.1247
Predominant Downwind Low975.70.6150
Predominant Downwind Low/Med701.50.8553
Predominant Downwind Medium583.01.0292
Predominant Downwind Med/High512.71.1703
Predominant Downwind High479.51.2513
Predominant Reaching Low818.30.7332
Predominant Reaching Low/Med618.60.9699
Predominant Reaching Medium539.41.1124
Predominant Reaching Med/High495.31.2115
Predominant Reaching High472.71.2692
SA/DSPL Upwind21.50SA/DSPL Downwind21.50
Scoring OptionTODTOT
5-Band Windward/Leeward Low1163.10.5159
5-Band Windward/Leeward Low/Med833.90.7195
5-Band Windward/Leeward Medium691.30.8680
5-Band Windward/Leeward Med/High608.50.9860
5-Band Windward/Leeward High575.61.0424
Windward/Leeward 60-40 Low1143.50.5247
Windward/Leeward 60-40 Low/Med829.60.7232
Windward/Leeward 60-40 Medium696.70.8612
Windward/Leeward 60-40 Med/High622.70.9636
Windward/Leeward 60-40 High594.11.0100
5-Band AP Low853.10.7033
5-Band AP Low/Med656.70.9136
5-Band AP Medium566.01.0600
5-Band AP Med/High516.51.1617
5-Band AP High493.61.2156
5-Band SF Bay Tour - Low989.70.6063
5-Band SF Bay Tour - Low/Med792.90.7567
5-Band SF Bay Tour - Medium666.00.9009
5-Band SF Bay Tour - Med/High596.11.0065
5-Band SF Bay Tour - High567.71.0568
Chicago-Mac Upwind0.9166
Chicago-Mac All Purpose0.9135
Chicago-Mac Downwind0.9003
Bayview-Mac Cove Island0.6557
Bayview-Mac Shore0.6640
Harvest Moon Regatta508.71.1794
Non Spin/HSFClub Certificate2025
SPELLBOUNDGBR8571
ORC
Central Rating Office
Issuing certificates for
Ireland
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSIGMA 38OODMeasurement11/02/1988HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.552Max. Beam3.688Draft2.050Displacement7,000Wetted area27.79IMS L10.033LSM09.814Acc. length11.552Sink (kg/mm) 19.96
VCGD-0.060VCGM-0.062RM Rated (kg·m) 143.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight670Declared crew weight765
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.460PBW0.115PIPA0.0043
PSD0.025PHD0.061PHL0.100
PSA22.0°ESL0.730
ST10.022ST20.095ST30.115
ST40.052ST50.240
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders2Rotating mastNo
P14.480IG13.385ISP13.385MDT10.132MDL10.186MDT20.107MDL20.138TL2.700MW0.186GO0.186
E5.180J3.980BAS1.535FSD0.036SFJ0.095SPL4.010WPLTPSBD0.160MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date22/09/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
SPELLBOUNDGBR8571
ORC
Central Rating Office
Issuing certificates for
Ireland
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC1.141.853.214.2743.77IRC
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.661.332.645.3413.25NoNo 35.42IRC
CRUISER/RACER REQUIREMENTS*
Accommodation length11.6 mTable area0.55 m²Headroom1.79 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity140 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity82 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.