Non Spin/HSFClub Certificate2025
LuRek 3NOR 13841
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 Angles41.8°41.8°40.4°39.4°37.7°36.1°35.6°36.1°37.4°
Beat VMG1.912.633.193.613.964.234.354.374.33
52°2.903.934.695.215.545.775.936.036.07
60°3.054.114.865.365.665.906.106.276.33
75°3.144.224.995.485.796.056.306.656.78
90°3.054.134.925.455.806.116.406.907.21
110°2.723.794.655.305.716.036.357.007.69
120°2.553.584.455.135.595.916.236.877.59
135°2.203.184.054.765.315.695.996.587.19
150°1.822.683.504.204.795.285.656.226.80
Run VMG1.632.433.213.924.545.085.506.086.65
Gybe Angles173.0°173.0°173.9°175.3°176.2°177.1°178.2°178.4°178.4°
APH ToD:742.3CDL: 5.707APH ToT: 0.8082CertNo:673377
BOAT
ClassFirst 21.7 DesignerFinotBuilderBeneteauAge date01/2009Series date01/2009Offset fileFRS211CL.OFFData file673377
HULL
Length Overall6.361 mMaximum Beam2.432 mDraft1.811 mDisplacement1,232 kgDLR5.4633IMS DivisionSportboatDynamic Allowance0.290%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight339 kg(default)Minimum weight209 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail13.8614.10Headsail Luffed11.0511.05Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail4.16Storm Jib3.60Heavy Weather Jib9.72
SAIL LIMITS
Headsails5
✱ 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.
ORC Ref  03440003PK2Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
LuRek 3NOR 13841
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 VMG1888.01369.21126.8996.7909.0851.3827.8823.1830.6
52°1240.1915.2767.5691.0650.1623.5606.8596.8593.1
60°1180.3876.3740.2671.6635.5609.8590.2574.6569.1
75°1148.3853.3721.8657.1622.3595.0571.2541.4530.8
90°1180.1871.6731.9660.4620.8589.3562.1522.1499.0
110°1321.2950.3774.0679.9630.9597.2566.6514.4468.0
120°1412.11004.5808.4701.9644.4608.9578.0524.2474.2
135°1632.71132.3888.8756.5677.5632.8601.4547.4500.6
150°1978.71340.91028.2857.3751.5681.5637.5578.4529.3
Run VMG2210.41481.51121.6919.3793.4708.8655.1592.0541.4
Selected Courses
Windward / Leeward2044.41425.41124.2958.0851.2780.0741.5707.6686.0
All purpose1564.21113.5897.9782.0712.1665.7636.2601.9578.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward896.20.6695
All purpose742.30.8082
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6084
Downwind "popa"0.6697
70% up, 30% down "Ilhabela"0.6255
30% up, 70% down "Ilhabela-inverso"0.6500
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Predominantly Upwind786.20.7632
Predominantly Downwind772.40.7768
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low1005.70.5966
TriNum AP Med739.40.8115
TriNum AP High630.70.9513
TriNum W/L Low1335.60.4492
TriNum W/L Med891.80.6728
TriNum W/L Hig738.40.8126
Predom. Upwind818.50.7331
Predom. Reaching747.50.8027
Predom. Downwind812.60.7384
Predom. Up Low1181.10.5080
Predom. Up L/M884.50.6784
Predom. Up Med755.60.7941
Predom. Up M/H680.40.8818
Predom. Up High654.00.9175
Predom. Dn Low1268.10.4731
Predom. Dn L/M900.80.6661
Predom. Dn Med737.70.8134
Predom. Dn M/H637.20.9416
Predom. Dn High587.21.0218
Predom. Rc Low1095.90.5475
Predom. Rc L/M812.50.7385
Predom. Rc Med690.30.8691
Predom. Rc M/H614.10.9770
Predom. Rc High574.31.0447
SA/DSPL Upwind21.66SA/DSPL Downwind21.66
Scoring OptionTODTOT
5B W/L Low1506.00.3984
5B W/L L/M1069.70.5609
5B W/L Med870.60.6892
5B W/L M/H751.50.7985
5B W/L High709.70.8454
W/L 60-40 Low1492.50.4020
W/L 60-40 L/M1072.60.5594
W/L 60-40 Med881.50.6806
W/L 60-40 M/H768.70.7805
W/L 60-40 High732.80.8188
5B AP Low1137.30.5276
5B AP L/M861.40.6966
5B AP Med725.10.8275
5B AP M/H641.80.9349
5B AP High603.70.9939
5B SF Bay Low1294.60.4635
5B SF Bay L/M1029.70.5827
5B SF Bay Med847.50.7080
5B SF Bay M/H739.50.8114
5B SF Bay High700.80.8562
Chicago-Mac Upwind0.7049
Chicago-Mac All Purpose0.7097
Chicago-Mac Downwind0.7069
BayMac Cove Island1194.60.5023
BayMac Shore1182.40.5075
Harvest Moon645.70.9292
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance806.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating806.60.7438
FinRating, kevyt tuuli1493.10.6697
FinRating, kova tuuli608.10.8222
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7438
Triple Number Coastal/Long Distance Low0.5966
Triple Number Coastal/Long Distance Medium0.8116
Triple Number Coastal/Long Distance High0.9513
Triple Number Windward/Leeward Low0.4707
Triple Number Windward/Leeward Medium0.6728
Triple Number Windward/Leeward High0.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
For information
General Purpose Handicap (GPH)843.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low1005.7
Triple Number Coastal/Long Distance Medium739.3
Triple Number Coastal/Long Distance High630.7
Triple Number Windward/Leeward Low1274.7
Triple Number Windward/Leeward Medium891.8
Triple Number Windward/Leeward High738.4
Predominantly Upwind786.2
Predominantly Downwind772.4
Predominantly Reaching734.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5966
Triple Number Coastal/Long Distance Medium0.8116
Triple Number Coastal/Long Distance High0.9513
Triple Number Windward/Leeward Low0.4707
Triple Number Windward/Leeward Medium0.6728
Triple Number Windward/Leeward High0.8126
Coastal/Long Distance0.7438
Predominantly Upwind0.7632
Predominantly Downwind0.7768
For information
General Purpose Handicap (GPH)843.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8082
Distanseseilas Trippeltall svak vind0.5966
Distanseseilas Trippeltall mellomvind0.8116
Distanseseilas Trippeltall sterk vind0.9513
Pølsebane Trippeltall svak vind0.4707
Pølsebane Trippeltall mellomvind0.6728
Pølsebane Trippeltall sterk vind0.8126
Motvind Singeltall0.7632
Medvind Singeltall0.7768
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Coastal/Long Distance806.60.7438
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind786.20.7632
Predominantly Downwind772.40.7768
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore692.50.8665
Cape Doctor Coastal585.11.0254
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5966
Triple Number Coastal/Long Distance Medium0.8116
Triple Number Coastal/Long Distance High0.9513
Triple Number Windward/Leeward Low0.4707
Triple Number Windward/Leeward Medium0.6728
Triple Number Windward/Leeward High0.8126
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.5966
Triple Number Coastal/Long Distance Medium0.8116
Triple Number Coastal/Long Distance High0.9513
Triple Number Windward/Leeward Low0.4707
Triple Number Windward/Leeward Medium0.6728
Triple Number Windward/Leeward High0.8126
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Predominantly Upwind786.20.7632
Predominantly Downwind772.40.7768
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance806.60.7438
Triple Number Coastal/Long Distance Low1005.70.5966
Triple Number Coastal/Long Distance Medium739.30.8116
Triple Number Coastal/Long Distance High630.70.9513
Triple Number Windward/Leeward Low1274.70.4707
Triple Number Windward/Leeward Medium891.80.6728
Triple Number Windward/Leeward High738.40.8126
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2187.11431.01064.8874.3758.5690.6644.7578.5550.8
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low1005.70.5966
TriNum AP Med739.40.8115
TriNum AP High630.70.9513
TriNum W/L Low1335.60.4492
TriNum W/L Med891.80.6728
TriNum W/L Hig738.40.8126
Predom. Upwind818.50.7331
Predom. Reaching747.50.8027
Predom. Downwind812.60.7384
Predom. Up Low1181.10.5080
Predom. Up L/M884.50.6784
Predom. Up Med755.60.7941
Predom. Up M/H680.40.8818
Predom. Up High654.00.9175
Predom. Dn Low1268.10.4731
Predom. Dn L/M900.80.6661
Predom. Dn Med737.70.8134
Predom. Dn M/H637.20.9416
Predom. Dn High587.21.0218
Predom. Rc Low1095.90.5475
Predom. Rc L/M812.50.7385
Predom. Rc Med690.30.8691
Predom. Rc M/H614.10.9770
Predom. Rc High574.31.0447
SA/DSPL Upwind21.66SA/DSPL Downwind21.66
Scoring OptionTODTOT
5B W/L Low1506.00.3984
5B W/L L/M1069.70.5609
5B W/L Med870.60.6892
5B W/L M/H751.50.7985
5B W/L High709.70.8454
W/L 60-40 Low1492.50.4020
W/L 60-40 L/M1072.60.5594
W/L 60-40 Med881.50.6806
W/L 60-40 M/H768.70.7805
W/L 60-40 High732.80.8188
5B AP Low1137.30.5276
5B AP L/M861.40.6966
5B AP Med725.10.8275
5B AP M/H641.80.9349
5B AP High603.70.9939
5B SF Bay Low1294.60.4635
5B SF Bay L/M1029.70.5827
5B SF Bay Med847.50.7080
5B SF Bay M/H739.50.8114
5B SF Bay High700.80.8562
Chicago-Mac Upwind0.7049
Chicago-Mac All Purpose0.7097
Chicago-Mac Downwind0.7069
BayMac Cove Island1194.60.5023
BayMac Shore1182.40.5075
Harvest Moon645.70.9292
ORC Ref  03440003PK2Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
LuRek 3NOR 13841
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 21.7 MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.361Max. Beam2.432Draft1.811Displacement1,232Wetted area11.31IMS L6.017LSM06.087Acc. length6.361Sink (kg/mm) 8.52
VCGD-0.050VCGM-0.089RM Rated (kg·m) 30.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight339Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P8.320IG8.485ISP8.660MDT10.078MDL10.108MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E2.855J2.400BAS0.979FSDFoilSFJ0.000SPL0.000WPLTPS3.410BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.050Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440003PK2Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2025
LuRek 3NOR 13841
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment394-2022112811280.120.571.031.792.3613.8628/11/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment394-2022112811290.070.410.751.361.942.588.26YesNo 11.0528/11/2022
CRUISER/RACER REQUIREMENTS*
Accommodation length6.4 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity4 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.
ORC Ref  03440003PK2Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org