Non Spin/HSFClub Certificate2025
Fomle 4NOR 16323
Norges Seilforbund
Sognsveien 73
0854 OSLO
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°41.6°40.7°39.8°39.1°39.0°39.1°40.1°
Beat VMG1.902.593.123.513.813.994.084.124.08
52°2.933.954.675.145.465.665.765.825.84
60°3.104.144.865.315.615.805.915.996.03
75°3.194.264.995.455.745.946.096.266.35
90°3.134.194.935.445.786.026.226.476.64
110°2.853.914.725.345.725.996.226.667.04
120°2.683.714.545.185.625.906.146.607.03
135°2.323.304.154.825.355.715.976.426.87
150°1.962.873.724.415.005.455.776.236.66
Run VMG1.692.493.273.964.555.085.496.026.44
Gybe Angles152.9°152.9°161.3°172.1°176.3°178.1°179.0°179.7°177.5°
APH ToD:748.1CDL: 5.562APH ToT: 0.8020CertNo:676465
BOAT
ClassIFDesignerSUNDENTORDBuilderMarieholmAge dateSeries date01/1974Offset fileif-boat.offData file676465
HULL
Length Overall7.870 mMaximum Beam2.200 mDraft1.207 mDisplacement2,343 kgDLR11.2251IMS DivisionCruiser/RacerDynamic Allowance0.640%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight327 kg(default)Minimum weight197 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail16.7417.02Headsail Luffed13.8013.80Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail5.21Storm Jib3.33Heavy Weather Jib8.97
SAIL LIMITS
Headsails5
✱ Zero set flying
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
Fomle 4NOR 16323
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1893.61388.51154.91026.3945.3901.1883.2873.4881.9
52°1226.8911.9771.5700.0658.9636.1625.1618.0616.8
60°1160.3868.8741.1677.6642.1620.9609.2600.7597.4
75°1127.4845.2721.7660.0627.6606.2590.8574.9567.0
90°1151.0860.2730.8661.7622.8598.1579.2556.4541.8
110°1262.2921.8762.4674.7629.0601.0578.4540.6511.2
120°1342.2970.4793.4694.4640.8609.7586.1545.6511.8
135°1553.81091.4867.9746.4672.5630.3603.2560.6524.2
150°1838.91253.1968.0816.1720.5660.3624.1578.0540.5
Run VMG2134.11443.41102.3909.9790.6708.9655.6598.5559.4
Selected Courses
Windward / Leeward2008.71415.91128.6968.1867.9805.0769.4735.9720.7
All purpose1521.01094.5892.5783.0717.4677.8654.2627.3611.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward912.40.6576
All purpose748.10.8020
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.5856
Downwind "popa"0.6764
70% up, 30% down "Ilhabela"0.6102
30% up, 70% down "Ilhabela-inverso"0.6463
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Predominantly Upwind800.50.7495
Predominantly Downwind771.80.7774
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low993.50.6039
Triple Number AP Medium744.00.8064
Triple Number AP High650.00.9230
Triple Number Windward/Leeward Low1330.40.4510
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Single Number Predominant Upwind832.40.7208
Single Number Predominant Reaching750.40.7995
Single Number Predominant Downwind810.60.7402
Predominant Upwind - Low1175.10.5106
Predominant Upwind - Low/Med892.00.6726
Predominant Upwind - Medium770.90.7783
Predominant Upwind - Med/High705.80.8501
Predominant Upwind - High684.60.8765
Predominant Downwind Low1237.90.4847
Predominant Downwind Low/Med892.30.6724
Predominant Downwind Medium738.90.8120
Predominant Downwind Med/High647.10.9273
Predominant Downwind High605.40.9911
Predominant Reaching Low1075.50.5579
Predominant Reaching Low/Med809.00.7417
Predominant Reaching Medium694.70.8637
Predominant Reaching Med/High628.70.9544
Predominant Reaching High598.91.0018
SA/DSPL Upwind17.26SA/DSPL Downwind17.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1493.60.4017
5-Band Windward/Leeward Low/Med1075.90.5577
5-Band Windward/Leeward Medium887.60.6760
5-Band Windward/Leeward Med/High778.00.7712
5-Band Windward/Leeward High739.10.8118
Windward/Leeward 60-40 Low1486.10.4037
Windward/Leeward 60-40 Low/Med1083.30.5539
Windward/Leeward 60-40 Medium902.80.6646
Windward/Leeward 60-40 Med/High800.40.7497
Windward/Leeward 60-40 High766.60.7827
5-Band AP Low1110.30.5404
5-Band AP Low/Med857.80.6995
5-Band AP Medium731.00.8208
5-Band AP Med/High659.00.9105
5-Band AP High629.10.9537
5-Band SF Bay Tour - Low1284.30.4672
5-Band SF Bay Tour - Low/Med1032.70.5810
5-Band SF Bay Tour - Medium861.90.6961
5-Band SF Bay Tour - Med/High765.10.7843
5-Band SF Bay Tour - High730.40.8214
Chicago-Mac Upwind0.6948
Chicago-Mac All Purpose0.7061
Chicago-Mac Downwind0.7103
Bayview-Mac Cove Island0.5064
Bayview-Mac Shore0.5114
Harvest Moon Regatta649.60.9237
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance814.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating814.10.7370
FinRating, kevyt tuuli1472.10.6793
FinRating, kova tuuli634.40.7882
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7370
Triple Number Coastal/Long Distance Low0.6039
Triple Number Coastal/Long Distance Medium0.8065
Triple Number Coastal/Long Distance High0.9230
Triple Number Windward/Leeward Low0.4716
Triple Number Windward/Leeward Medium0.6613
Triple Number Windward/Leeward High0.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
For information
General Purpose Handicap (GPH)846.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low993.5
Triple Number Coastal/Long Distance Medium744.0
Triple Number Coastal/Long Distance High650.1
Triple Number Windward/Leeward Low1272.3
Triple Number Windward/Leeward Medium907.3
Triple Number Windward/Leeward High765.7
Predominantly Upwind800.5
Predominantly Downwind771.8
Predominantly Reaching736.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6039
Triple Number Coastal/Long Distance Medium0.8065
Triple Number Coastal/Long Distance High0.9230
Triple Number Windward/Leeward Low0.4716
Triple Number Windward/Leeward Medium0.6613
Triple Number Windward/Leeward High0.7836
Coastal/Long Distance0.7370
Predominantly Upwind0.7495
Predominantly Downwind0.7774
For information
General Purpose Handicap (GPH)846.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8020
Distanseseilas Trippeltall svak vind0.6039
Distanseseilas Trippeltall mellomvind0.8065
Distanseseilas Trippeltall sterk vind0.9230
Pølsebane Trippeltall svak vind0.4716
Pølsebane Trippeltall mellomvind0.6613
Pølsebane Trippeltall sterk vind0.7836
Motvind Singeltall0.7495
Medvind Singeltall0.7774
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Coastal/Long Distance814.10.7370
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind800.50.7495
Predominantly Downwind771.80.7774
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore725.20.8273
Cape Doctor Coastal615.90.9742
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6039
Triple Number Coastal/Long Distance Medium0.8065
Triple Number Coastal/Long Distance High0.9230
Triple Number Windward/Leeward Low0.4716
Triple Number Windward/Leeward Medium0.6613
Triple Number Windward/Leeward High0.7836
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6039
Triple Number Coastal/Long Distance Medium0.8065
Triple Number Coastal/Long Distance High0.9230
Triple Number Windward/Leeward Low0.4716
Triple Number Windward/Leeward Medium0.6613
Triple Number Windward/Leeward High0.7836
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Predominantly Upwind800.50.7495
Predominantly Downwind771.80.7774
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance814.10.7370
Triple Number Coastal/Long Distance Low993.50.6039
Triple Number Coastal/Long Distance Medium744.00.8065
Triple Number Coastal/Long Distance High650.10.9230
Triple Number Windward/Leeward Low1272.30.4716
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2147.21418.71064.5877.9765.0703.1661.8602.8583.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low993.50.6039
Triple Number AP Medium744.00.8064
Triple Number AP High650.00.9230
Triple Number Windward/Leeward Low1330.40.4510
Triple Number Windward/Leeward Medium907.30.6613
Triple Number Windward/Leeward High765.70.7836
Single Number Predominant Upwind832.40.7208
Single Number Predominant Reaching750.40.7995
Single Number Predominant Downwind810.60.7402
Predominant Upwind - Low1175.10.5106
Predominant Upwind - Low/Med892.00.6726
Predominant Upwind - Medium770.90.7783
Predominant Upwind - Med/High705.80.8501
Predominant Upwind - High684.60.8765
Predominant Downwind Low1237.90.4847
Predominant Downwind Low/Med892.30.6724
Predominant Downwind Medium738.90.8120
Predominant Downwind Med/High647.10.9273
Predominant Downwind High605.40.9911
Predominant Reaching Low1075.50.5579
Predominant Reaching Low/Med809.00.7417
Predominant Reaching Medium694.70.8637
Predominant Reaching Med/High628.70.9544
Predominant Reaching High598.91.0018
SA/DSPL Upwind17.26SA/DSPL Downwind17.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1493.60.4017
5-Band Windward/Leeward Low/Med1075.90.5577
5-Band Windward/Leeward Medium887.60.6760
5-Band Windward/Leeward Med/High778.00.7712
5-Band Windward/Leeward High739.10.8118
Windward/Leeward 60-40 Low1486.10.4037
Windward/Leeward 60-40 Low/Med1083.30.5539
Windward/Leeward 60-40 Medium902.80.6646
Windward/Leeward 60-40 Med/High800.40.7497
Windward/Leeward 60-40 High766.60.7827
5-Band AP Low1110.30.5404
5-Band AP Low/Med857.80.6995
5-Band AP Medium731.00.8208
5-Band AP Med/High659.00.9105
5-Band AP High629.10.9537
5-Band SF Bay Tour - Low1284.30.4672
5-Band SF Bay Tour - Low/Med1032.70.5810
5-Band SF Bay Tour - Medium861.90.6961
5-Band SF Bay Tour - Med/High765.10.7843
5-Band SF Bay Tour - High730.40.8214
Chicago-Mac Upwind0.6948
Chicago-Mac All Purpose0.7061
Chicago-Mac Downwind0.7103
Bayview-Mac Cove Island0.5064
Bayview-Mac Shore0.5114
Harvest Moon Regatta649.60.9237
Non Spin/HSFClub Certificate2025
Fomle 4NOR 16323
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassIFMeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.870Max. Beam2.200Draft1.207Displacement2,343Wetted area14.94IMS L6.133LSM05.931Acc. length7.150Sink (kg/mm) 7.95
VCGD-0.452VCGM-0.362RM Rated (kg·m) 30.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight327Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P8.750IG8.150ISP8.600MDT10.085MDL10.130MDT20.000MDL20.000TL0.000MW0.000GO0.000
E3.400J2.550BAS1.000FSD0.000SFJ0.390SPL2.680WPLTPS2.940BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.452Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
Fomle 4NOR 16323
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment337-2024081811080.130.831.101.962.7216.7418/08/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment337-2024081811140.020.420.851.752.713.677.70NoNo 13.8018/08/2024
CRUISER/RACER REQUIREMENTS*
Accommodation length7.2 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity12 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.