Club 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 VMG1.912.633.193.613.964.234.354.374.34
52°2.903.934.695.215.545.775.936.036.07
60°3.054.114.865.365.665.906.106.266.32
75°3.124.225.015.545.816.056.306.656.78
90°3.284.485.355.846.186.406.536.857.21
110°3.344.545.395.896.316.717.067.547.90
120°3.204.395.275.806.216.627.037.928.68
135°2.833.954.865.525.956.366.777.729.17
150°2.393.434.365.115.646.026.407.208.22
Run VMG2.072.973.784.485.085.535.896.587.32
Gybe Angles149.2°149.2°152.8°157.7°164.8°172.7°177.2°176.5°167.4°
APH ToD:696.3CDL: 5.705APH ToT: 0.8617CertNo:673377
BOAT
ClassFirst 21.7DesignerFinotBuilderBeneteauAge date01/2009Series date01/2009Offset fileFRS211CL.OFFData file673377
HULL
Length Overall6.361 mMaximum Beam2.432 mDraft1.811 mDisplacement1,232 kgDLR5.4633IMS DivisionSportboatDynamic Allowance0.250%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 FlyingSymmetric34.5234.93Asymmetric
STORM SAIL AREAS (m²)
Trysail4.16Storm Jib3.60Heavy Weather Jib9.72
SAIL LIMITS
Headsails5Spinnakers4
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  03440003PJ4Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club 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 VMG1889.01369.91127.4997.2909.5851.5827.7822.9830.4
52°1240.8915.8767.9691.3650.3623.7606.9596.8593.1
60°1180.9876.8740.6671.9635.8610.0590.4574.7569.2
75°1152.7853.7718.3649.8619.9595.3571.5541.6530.9
90°1097.0803.8673.0616.9582.9562.7551.1525.8499.3
110°1076.3793.2667.9611.7570.4536.6509.7477.3455.4
120°1124.7820.8683.5621.2579.9544.0512.1454.7414.9
135°1270.0910.9740.4651.8605.0565.9531.6466.2392.6
150°1504.61048.9826.4704.6638.7597.9562.2500.3438.0
Run VMG1741.91211.2951.5804.0709.0650.5611.1547.1491.8
Selected Courses
Windward / Leeward1814.21290.61039.5900.6809.2751.0719.4685.0661.1
All purpose1390.61004.4823.6729.7671.9633.2607.6574.9549.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward847.80.7078
All purpose696.30.8617
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6082
Downwind "popa"0.7658
70% up, 30% down "Ilhabela"0.6482
30% up, 70% down "Ilhabela-inverso"0.7106
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Predominantly Upwind760.60.7889
Predominantly Downwind701.70.8550
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low914.00.6564
TriNum AP Med694.30.8642
TriNum AP High601.80.9971
TriNum W/L Low1216.20.4934
TriNum W/L Med844.40.7106
TriNum W/L Hig714.40.8399
Predom. Upwind791.20.7583
Predom. Reaching692.60.8663
Predom. Downwind730.60.8212
Predom. Up Low1121.30.5351
Predom. Up L/M850.20.7057
Predom. Up Med734.10.8173
Predom. Up M/H666.60.9001
Predom. Up High641.20.9358
Predom. Dn Low1082.40.5543
Predom. Dn L/M799.10.7508
Predom. Dn Med675.50.8882
Predom. Dn M/H594.91.0086
Predom. Dn High544.21.1025
Predom. Rc Low979.40.6126
Predom. Rc L/M743.60.8069
Predom. Rc Med646.20.9286
Predom. Rc M/H585.01.0257
Predom. Rc High547.41.0961
SA/DSPL Upwind21.66SA/DSPL Downwind42.06
Scoring OptionTODTOT
5B W/L Low1359.00.4415
5B W/L L/M993.50.6039
5B W/L Med826.40.7260
5B W/L M/H726.40.8260
5B W/L High686.80.8736
W/L 60-40 Low1375.00.4364
W/L 60-40 L/M1011.80.5930
W/L 60-40 Med846.30.7090
W/L 60-40 M/H748.70.8014
W/L 60-40 High714.50.8398
5B AP Low1009.70.5942
5B AP L/M794.80.7549
5B AP Med682.30.8793
5B AP M/H611.80.9807
5B AP High576.21.0414
5B SF Bay Low1178.10.5093
5B SF Bay L/M955.70.6278
5B SF Bay Med802.60.7475
5B SF Bay M/H710.10.8450
5B SF Bay High671.70.8932
Chicago-Mac Upwind0.7304
Chicago-Mac All Purpose0.7623
Chicago-Mac Downwind0.7895
BayMac Cove Island1084.80.5531
BayMac Shore1077.90.5567
Harvest Moon599.41.0010
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance755.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating755.80.7939
FinRating, kevyt tuuli1334.90.7491
FinRating, kova tuuli578.00.8651
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7939
Triple Number Coastal/Long Distance Low0.6564
Triple Number Coastal/Long Distance Medium0.8643
Triple Number Coastal/Long Distance High0.9971
Triple Number Windward/Leeward Low0.5150
Triple Number Windward/Leeward Medium0.7106
Triple Number Windward/Leeward High0.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
For information
General Purpose Handicap (GPH)785.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low914.1
Triple Number Coastal/Long Distance Medium694.2
Triple Number Coastal/Long Distance High601.7
Triple Number Windward/Leeward Low1165.0
Triple Number Windward/Leeward Medium844.4
Triple Number Windward/Leeward High714.4
Predominantly Upwind760.6
Predominantly Downwind701.7
Predominantly Reaching675.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6564
Triple Number Coastal/Long Distance Medium0.8643
Triple Number Coastal/Long Distance High0.9971
Triple Number Windward/Leeward Low0.5150
Triple Number Windward/Leeward Medium0.7106
Triple Number Windward/Leeward High0.8399
Coastal/Long Distance0.7939
Predominantly Upwind0.7889
Predominantly Downwind0.8550
For information
General Purpose Handicap (GPH)785.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8617
Distanseseilas Trippeltall svak vind0.6564
Distanseseilas Trippeltall mellomvind0.8643
Distanseseilas Trippeltall sterk vind0.9971
Pølsebane Trippeltall svak vind0.5150
Pølsebane Trippeltall mellomvind0.7106
Pølsebane Trippeltall sterk vind0.8399
Motvind Singeltall0.7889
Medvind Singeltall0.8550
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Coastal/Long Distance755.80.7939
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind760.60.7889
Predominantly Downwind701.70.8550
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore668.30.8978
Cape Doctor Coastal557.11.0770
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6564
Triple Number Coastal/Long Distance Medium0.8643
Triple Number Coastal/Long Distance High0.9971
Triple Number Windward/Leeward Low0.5150
Triple Number Windward/Leeward Medium0.7106
Triple Number Windward/Leeward High0.8399
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6564
Triple Number Coastal/Long Distance Medium0.8643
Triple Number Coastal/Long Distance High0.9971
Triple Number Windward/Leeward Low0.5150
Triple Number Windward/Leeward Medium0.7106
Triple Number Windward/Leeward High0.8399
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Predominantly Upwind760.60.7889
Predominantly Downwind701.70.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance755.80.7939
Triple Number Coastal/Long Distance Low914.10.6564
Triple Number Coastal/Long Distance Medium694.20.8643
Triple Number Coastal/Long Distance High601.70.9971
Triple Number Windward/Leeward Low1165.00.5150
Triple Number Windward/Leeward Medium844.40.7106
Triple Number Windward/Leeward High714.40.8399
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1908.91282.6977.7816.2715.6656.2614.1549.5521.9
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low914.00.6564
TriNum AP Med694.30.8642
TriNum AP High601.80.9971
TriNum W/L Low1216.20.4934
TriNum W/L Med844.40.7106
TriNum W/L Hig714.40.8399
Predom. Upwind791.20.7583
Predom. Reaching692.60.8663
Predom. Downwind730.60.8212
Predom. Up Low1121.30.5351
Predom. Up L/M850.20.7057
Predom. Up Med734.10.8173
Predom. Up M/H666.60.9001
Predom. Up High641.20.9358
Predom. Dn Low1082.40.5543
Predom. Dn L/M799.10.7508
Predom. Dn Med675.50.8882
Predom. Dn M/H594.91.0086
Predom. Dn High544.21.1025
Predom. Rc Low979.40.6126
Predom. Rc L/M743.60.8069
Predom. Rc Med646.20.9286
Predom. Rc M/H585.01.0257
Predom. Rc High547.41.0961
SA/DSPL Upwind21.66SA/DSPL Downwind42.06
Scoring OptionTODTOT
5B W/L Low1359.00.4415
5B W/L L/M993.50.6039
5B W/L Med826.40.7260
5B W/L M/H726.40.8260
5B W/L High686.80.8736
W/L 60-40 Low1375.00.4364
W/L 60-40 L/M1011.80.5930
W/L 60-40 Med846.30.7090
W/L 60-40 M/H748.70.8014
W/L 60-40 High714.50.8398
5B AP Low1009.70.5942
5B AP L/M794.80.7549
5B AP Med682.30.8793
5B AP M/H611.80.9807
5B AP High576.21.0414
5B SF Bay Low1178.10.5093
5B SF Bay L/M955.70.6278
5B SF Bay Med802.60.7475
5B SF Bay M/H710.10.8450
5B SF Bay High671.70.8932
Chicago-Mac Upwind0.7304
Chicago-Mac All Purpose0.7623
Chicago-Mac Downwind0.7895
BayMac Cove Island1084.80.5531
BayMac Shore1077.90.5567
Harvest Moon599.41.0010
ORC Ref  03440003PJ4Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
LuRek 3NOR 13841
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 21.7MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.361Max. Beam2.432Draft1.811Displacement1,232Wetted area11.31IMS L6.018LSM06.087Acc. 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 furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P8.320IG8.485ISP8.660MDT10.078MDL10.108MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E2.855J2.400BAS0.979FSDFoilSFJ0.000SPL3.410WPLTPS3.410BD0.000MWT0.00MCG0.000
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  03440003PJ4Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club 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
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment394-2022101311469.408.348.874.674.6734.5213/10/2022
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  03440003PJ4Issued on 30/04/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org