Non Spin/HSFClub Certificate2026
SelkieNED 3170
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles45.8°43.6°41.9°40.4°39.2°38.0°37.5°37.7°38.7°
Beat VMG2.022.963.674.184.564.834.965.014.93
52°3.164.535.496.136.546.796.947.037.02
60°3.404.785.746.356.726.967.137.277.28
75°3.554.935.896.526.887.147.367.677.78
90°3.434.825.806.486.907.187.447.918.25
110°2.944.315.376.206.757.117.438.068.73
120°2.734.065.125.976.586.987.307.948.67
135°2.353.554.605.466.176.697.057.658.28
150°1.952.973.934.775.486.106.587.237.82
Run VMG1.732.633.514.335.075.736.317.077.66
Gybe Angles173.6°174.5°176.6°178.4°179.8°180.0°180.0°180.0°179.8°
APH ToD:643.1CDL: 8.113APH ToT: 0.9330CertNo:
BOAT
ClassFirst 31.7DesignerFinotBuilderBeneteauAge date01/2003Series date09/1998Offset filefirst317.offData fileNED3170
HULL
Length Overall9.610 mMaximum Beam3.212 mDraft1.920 mDisplacement3,714 kgDLR5.1363IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight590 kg(default)Minimum weight460 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail24.0424.44Headsail Luffed19.4319.43Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail7.38Storm Jib6.92Heavy Weather Jib18.68
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 78.2 kg·m Stability Index 107.7
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  04310004JL2 Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
SelkieNED 3170
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1785.11215.9980.7861.2788.7744.8725.6718.9730.4
52°1138.3795.3655.2587.0550.8529.8518.7511.9512.6
60°1059.8753.9627.7566.6535.8517.0505.0495.4494.2
75°1014.3730.3611.2551.8523.0504.2488.9469.1462.8
90°1049.6747.6621.1555.5522.0501.3483.9455.0436.5
110°1224.2834.9669.8581.0533.6506.2484.5446.5412.4
120°1317.9887.2702.8603.4546.9515.5493.0453.2415.4
135°1532.01013.2783.3659.1583.1538.0511.0470.7435.0
150°1850.51213.2916.9755.4656.5590.2547.2497.8460.4
Run VMG2084.21371.21026.0831.7710.0628.0570.9509.2470.0
Selected Courses
Windward / Leeward1934.61293.51003.3846.5749.3686.4648.3614.0600.2
All purpose1457.7989.5784.9676.8613.4573.9549.1521.3504.9
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward791.90.7577
All purpose643.10.9330
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6959
Downwind "popa"0.7438
70% up, 30% down "Ilhabela"0.7096
30% up, 70% down "Ilhabela-inverso"0.7287
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Predominantly Upwind679.70.8828
Predominantly Downwind675.30.8885
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP668.10.8981 Predom. Rc High496.81.2078 5B SF Bay L/M906.40.6620 TriNum AP Low887.20.6763 Predom. Dn Low1153.00.5204 5B SF Bay Med742.10.8085 TriNum AP Med639.00.9389 Predom. Dn L/M796.50.7533 5B SF Bay M/H644.50.9310 TriNum AP High544.91.1012 Predom. Dn Med642.80.9334 5B SF Bay High609.50.9844 TriNum W/L Low1211.40.4953 Predom. Dn M/H550.11.0908 5B AP Low1019.40.5886 TriNum W/L Med787.10.7623 Predom. Dn High507.21.1829 5B AP L/M751.60.7983 TriNum W/L Hig645.00.9303 ChiMac Up Low906.30.6621 5B AP Med626.20.9581 Predom. Upwind713.70.8407 ChiMac Up Med797.90.7520 5B AP M/H554.01.0831 Predom. Reaching649.10.9244 ChiMac Up High673.00.8916 5B AP High523.21.1467 Predom. Downwind716.40.8375 ChiMac Off Low958.30.6261 5B W/L Low1381.30.4344 Predom. Up Low1058.60.5668 ChiMac Off Med819.90.7318 5B W/L L/M953.30.6294 Predom. Up L/M767.80.7815 ChiMac Off High659.20.9102 5B W/L Med767.70.7816 Predom. Up Med651.20.9214 ChiMac AP Low925.30.6485 5B W/L M/H657.40.9126 Predom. Up M/H588.01.0204 ChiMac AP Med803.90.7464 5B W/L High617.60.9715 Predom. Up High567.01.0583 ChiMac AP High662.90.9052 W/L 60-40 Low1364.90.4396 Predom. Rc Low978.00.6135 BayMac Cove Island1082.70.5542 W/L 60-40 L/M951.60.6305 Predom. Rc L/M704.10.8522 BayMac Shore1070.10.5607 W/L 60-40 Med774.90.7742 Predom. Rc Med592.31.0131 Harvest Moon563.21.0654 W/L 60-40 M/H672.60.8921 Predom. Rc M/H527.71.1371 5B SF Bay Low1139.50.5266 W/L 60-40 High638.50.9397      SA/DSPL Up18.05SA/DSPL Dn18.05
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance703.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating703.70.8526
FinRating, kevyt tuuli1371.50.7291
FinRating, kova tuuli528.00.9471
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8526
Triple Number Coastal/Long Distance Low0.6763
Triple Number Coastal/Long Distance Medium0.9390
Triple Number Coastal/Long Distance High1.1012
Triple Number Windward/Leeward Low0.5225
Triple Number Windward/Leeward Medium0.7623
Triple Number Windward/Leeward High0.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
For information
General Purpose Handicap (GPH)733.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Saronikos S All Purpose734.00.8175
Saronikos S Upwind807.90.7427
Saronikos S Downwind670.20.8952
Saronikos N All Purpose784.50.7648
Saronikos N Upwind847.90.7076
Saronikos N Downwind758.60.7909
Saronikos SW All Purpose755.40.7943
Saronikos SW Upwind842.50.7121
Saronikos SW Downwind693.30.8654
Saronikos NE All Purpose837.60.7163
Saronikos NE Upwind800.60.7494
Saronikos NE Downwind879.00.6826
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose668.10.8981
5-Band All Purpose Low1097.10.5469
5-Band All Purpose L/M777.70.7715
5-Band All Purpose Med644.50.9309
5-Band All Purpose M/H567.41.0575
5-Band All Purpose High535.31.1208
Single Number Predominant Upwind677.50.8856
Single Number Predominant Reaching617.20.9721
Single Number Predominant Downwind676.60.8868
5-Band 50-50 Windward/Leeward Low1381.30.4344
5-Band 50-50 Windward/Leeward L/M953.30.6294
5-Band 50-50 Windward/Leeward Med767.70.7816
5-Band 50-50 Windward/Leeward M/H657.40.9126
5-Band 50-50 Windward/Leeward High617.60.9715
5-Band 60-40 Windward/Leeward Low1364.90.4396
5-Band 60-40 Windward/Leeward L/M951.60.6305
5-Band 60-40 Windward/Leeward Med774.90.7742
5-Band 60-40 Windward/Leeward M/H672.60.8921
5-Band 60-40 Windward/Leeward High638.50.9397
Triple Number 50-50 Windward/Leeward Low1211.40.4953
Triple Number 50-50 Windward/Leeward Med787.30.7621
Triple Number 50-50 Windward/Leeward High645.00.9303
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward798.60.7514
Triple Number 60-40 Windward/Leeward Low1200.10.5000
Triple Number 60-40 Windward/Leeward Med793.40.7562
Triple Number 60-40 Windward/Leeward High661.60.9070
Triple Number All-Purpose Low969.20.6191
Triple Number All-Purpose Med658.20.9115
Triple Number All-Purpose High557.81.0757
Triple Number Predominant Upwind Low954.70.6285
Triple Number Predominant Upwind Med667.50.8989
Triple Number Predominant Upwind High583.81.0277
Triple Number Predominant Reaching Low871.90.6881
Triple Number Predominant Reaching Med612.70.9793
Triple Number Predominant Reaching High509.91.1768
Triple Number Predominant Downwind Low1008.00.5953
Triple Number Predominant Downwind Med662.20.9061
Triple Number Predominant Downwind High531.01.1299
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low887.2
Triple Number Coastal/Long Distance Medium639.0
Triple Number Coastal/Long Distance High544.9
Triple Number Windward/Leeward Low1148.3
Triple Number Windward/Leeward Medium787.1
Triple Number Windward/Leeward High645.0
Predominantly Upwind679.7
Predominantly Downwind675.3
Predominantly Reaching636.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6763
Triple Number Coastal/Long Distance Medium0.9390
Triple Number Coastal/Long Distance High1.1012
Triple Number Windward/Leeward Low0.5225
Triple Number Windward/Leeward Medium0.7623
Triple Number Windward/Leeward High0.9303
Coastal/Long Distance0.8526
Predominantly Upwind0.8828
Predominantly Downwind0.8885
For information
General Purpose Handicap (GPH)733.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9330
Distanseseilas Trippeltall svak vind0.6763
Distanseseilas Trippeltall mellomvind0.9390
Distanseseilas Trippeltall sterk vind1.1012
Pølsebane Trippeltall svak vind0.5225
Pølsebane Trippeltall mellomvind0.7623
Pølsebane Trippeltall sterk vind0.9303
Motvind Singeltall0.8828
Medvind Singeltall0.8885
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Coastal/Long Distance703.70.8526
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind679.70.8828
Predominantly Downwind675.30.8885
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore604.40.9928
Cape Doctor Coastal509.81.1769
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6763
Triple Number Coastal/Long Distance Medium0.9390
Triple Number Coastal/Long Distance High1.1012
Triple Number Windward/Leeward Low0.5225
Triple Number Windward/Leeward Medium0.7623
Triple Number Windward/Leeward High0.9303
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6763
Triple Number Coastal/Long Distance Medium0.9390
Triple Number Coastal/Long Distance High1.1012
Triple Number Windward/Leeward Low0.5225
Triple Number Windward/Leeward Medium0.7623
Triple Number Windward/Leeward High0.9303
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Predominantly Upwind679.70.8828
Predominantly Downwind675.30.8885
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance703.70.8526
Triple Number Coastal/Long Distance Low887.20.6763
Triple Number Coastal/Long Distance Medium639.00.9390
Triple Number Coastal/Long Distance High544.91.1012
Triple Number Windward/Leeward Low1148.30.5225
Triple Number Windward/Leeward Medium787.10.7623
Triple Number Windward/Leeward High645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1949.61301.3946.1764.4656.2596.6556.5500.7480.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP668.10.8981 Predom. Dn High507.21.1829 5B AP M/H554.01.0831 TriNum AP Low887.20.6763 Predom. Rc Low978.00.6135 5B AP High523.21.1467 TriNum AP Med639.00.9389 Predom. Rc L/M704.10.8522 5B SF Bay Low1139.50.5266 TriNum AP High544.91.1012 Predom. Rc Med592.31.0131 5B SF Bay L/M906.40.6620 TriNum W/L Low1211.40.4953 Predom. Rc M/H527.71.1371 5B SF Bay Med742.10.8085 TriNum W/L Med787.10.7623 Predom. Rc High496.81.2078 5B SF Bay M/H644.50.9310 TriNum W/L Hig645.00.9303 5B W/L Low1381.30.4344 5B SF Bay High609.50.9844 Predom. Upwind713.70.8407 5B W/L L/M953.30.6294 ChiMac Up Low906.30.6621 Predom. Reaching649.10.9244 5B W/L Med767.70.7816 ChiMac Up Med797.90.7520 Predom. Downwind716.40.8375 5B W/L M/H657.40.9126 ChiMac Up High673.00.8916 Predom. Up Low1058.60.5668 5B W/L High617.60.9715 ChiMac Off Low958.30.6261 Predom. Up L/M767.80.7815 W/L 60-40 Low1364.90.4396 ChiMac Off Med819.90.7318 Predom. Up Med651.20.9214 W/L 60-40 L/M951.60.6305 ChiMac Off High659.20.9102 Predom. Up M/H588.01.0204 W/L 60-40 Med774.90.7742 ChiMac AP Low925.30.6485 Predom. Up High567.01.0583 W/L 60-40 M/H672.60.8921 ChiMac AP Med803.90.7464 Predom. Dn Low1153.00.5204 W/L 60-40 High638.50.9397 ChiMac AP High662.90.9052 Predom. Dn L/M796.50.7533 5B AP Low1019.40.5886 BayMac Cove Island1082.70.5542 Predom. Dn Med642.80.9334 5B AP L/M751.60.7983 BayMac Shore1070.10.5607 Predom. Dn M/H550.11.0908 5B AP Med626.20.9581 Harvest Moon563.21.0654      SA/DSPL Up18.05SA/DSPL Dn18.05
ORC Ref  04310004JL2 Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
SelkieNED 3170
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 31.7Measurement28/03/2022HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.610Maximum beam3.212Draft1.920Displacement3,714Wetted area20.51IMS L9.056LSM08.975Accomod. length9.610Sink (kg/mm) 15.91
VCGD0.168VCGM0.131 RM Rated (kg·m) 78.2Limit of positive stability(°) 109.4 Stability Index 107.7 BLR index 0.0000Default crew weight590 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0006
EDLST1ST2
ST3ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P10.800IG11.760ISP11.860MDT10.101MDL10.160MDT2MDL2TLNo TaperMWGO
E3.900J3.500BAS1.712FSDSFJSPLWPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date28/03/2022
SFFP0.303FFM1.212FF1.212LCFcl5.393SG
SAFP8.732FAM0.945FA0.945LCFsh5.625HBI1.078
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004JL2 Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
SelkieNED 3170
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.120.741.342.373.1824.04
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.090.470.861.702.583.5011.20NoNo 19.43
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.6 mTable area0.44 m²Headroom1.67 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity72 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity42 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004JL2 Issued on 01/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org