Club Certificate2026
EXIGENCEFRA-8198
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
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 Angles45.6°42.8°40.6°38.8°38.4°38.2°38.4°39.0°41.1°
Beat VMG2.333.273.944.374.564.634.674.664.54
52°3.644.955.776.216.426.516.566.616.58
60°3.895.195.966.366.586.706.766.846.85
75°4.065.336.096.496.756.947.087.247.32
90°3.955.256.136.606.867.097.327.687.89
110°3.795.226.166.687.067.417.738.148.39
120°3.625.025.996.587.007.417.828.579.15
135°3.134.485.516.256.727.137.588.5010.12
150°2.583.794.845.716.346.767.167.999.06
Run VMG2.233.284.194.985.666.206.627.368.13
Gybe Angles138.1°146.2°151.2°155.3°163.3°169.6°177.2°177.2°176.2°
APH ToD:610.5CDL: 7.261APH ToT: 0.9828CertNo:26343a
BOAT
ClassHALF TON Proto 2GDesignerJOUBERT/NIVELTBuilderPICHAVANTAge date03/1981Series date03/1981Offset fileHALF81NIb.OFFData fileF8198_26343a
HULL
Length Overall8.960 mMaximum Beam2.958 mDraft1.650 mDisplacement2,487 kgDLR7.5440IMS DivisionCruiser/RacerDynamic Allowance0.020%Age Allowance0.650%RS Assessment-0.254%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight406 kg(default)Minimum weight276 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.2726.80Headsail Luffed18.6118.61Headsail FlyingSymmetric46.7846.78Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail7.88Storm Jib5.16Heavy Weather Jib13.91
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 43.4 kg·m Stability Index 102.3
COMMENTS
2016-2026: NC / From HALF_811.dxt
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  04330004UKA Issued on 01/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXIGENCEFRA-8198
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
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 VMG1542.81099.9913.0824.1789.7776.8770.9771.9793.8
52°988.1726.8623.9579.8560.9553.0548.4544.6546.7
60°924.5693.2603.9565.7547.2537.6532.4526.5525.8
75°885.9674.9591.4554.4533.1518.8508.8497.4491.7
90°910.7685.5587.0545.7525.0508.1491.8468.7456.2
110°949.6689.0584.3538.9509.8485.7465.7442.4429.2
120°994.2716.8600.7547.2514.4485.8460.1420.0393.4
135°1150.8803.6653.4576.2535.7504.6474.8423.7355.7
150°1396.0950.4744.4630.8568.0532.2503.0450.5397.4
Run VMG1611.91097.4858.8723.4635.5580.4543.6489.0442.7
Selected Courses
Windward / Leeward1577.31098.7885.9773.7712.6678.6657.2630.5618.3
All purpose1187.9847.2700.9628.7590.8567.9550.9527.2511.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward745.00.8054
All purpose610.50.9828
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7063
Downwind "popa"0.8523
70% up, 30% down "Ilhabela"0.7446
30% up, 70% down "Ilhabela-inverso"0.8025
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Predominantly Upwind659.50.9098
Predominantly Downwind619.20.9690
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP635.10.9447 Predom. Rc High496.11.2094 5B SF Bay L/M812.70.7383 TriNum AP Low774.10.7751 Predom. Dn Low948.20.6328 5B SF Bay Med704.40.8517 TriNum AP Med607.00.9885 Predom. Dn L/M700.30.8568 5B SF Bay M/H646.80.9276 TriNum AP High546.31.0983 Predom. Dn Med598.51.0024 5B SF Bay High620.70.9667 TriNum W/L Low1039.60.5772 Predom. Dn M/H533.81.1240 5B AP Low859.80.6979 TriNum W/L Med738.90.8120 Predom. Dn High492.61.2179 5B AP L/M680.80.8814 TriNum W/L Hig652.50.9195 ChiMac Up Low819.60.7321 5B AP Med599.11.0015 Predom. Upwind685.80.8748 ChiMac Up Med744.40.8060 5B AP M/H553.21.0847 Predom. Reaching608.30.9863 ChiMac Up High657.80.9121 5B AP High528.61.1351 Predom. Downwind647.10.9273 ChiMac Off Low815.20.7360 5B W/L Low1165.10.5150 Predom. Up Low927.70.6467 ChiMac Off Med719.80.8335 5B W/L L/M852.10.7041 Predom. Up L/M715.10.8391 ChiMac Off High606.50.9893 5B W/L Med726.90.8254 Predom. Up Med640.30.9371 ChiMac AP Low813.40.7377 5B W/L M/H661.00.9077 Predom. Up M/H604.70.9922 ChiMac AP Med729.20.8228 5B W/L High633.00.9479 Predom. Up High589.81.0173 ChiMac AP High630.30.9519 W/L 60-40 Low1164.90.5151 Predom. Rc Low835.70.7180 BayMac Cove Island934.20.6422 W/L 60-40 L/M859.90.6978 Predom. Rc L/M643.10.9330 BayMac Shore926.00.6480 W/L 60-40 Med741.90.8088 Predom. Rc Med570.71.0514 Harvest Moon536.91.1175 W/L 60-40 M/H683.50.8778 Predom. Rc M/H525.61.1416 5B SF Bay Low980.80.6118 W/L 60-40 High661.50.9070      SA/DSPL Up24.38SA/DSPL Dn39.68
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance662.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating662.50.9056
FinRating, kevyt tuuli1148.00.8711
FinRating, kova tuuli531.10.9415
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9056
Triple Number Coastal/Long Distance Low0.7751
Triple Number Coastal/Long Distance Medium0.9886
Triple Number Coastal/Long Distance High1.0983
Triple Number Windward/Leeward Low0.6047
Triple Number Windward/Leeward Medium0.8120
Triple Number Windward/Leeward High0.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
For information
General Purpose Handicap (GPH)682.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Saronikos S All Purpose688.30.8717
Saronikos S Upwind771.20.7780
Saronikos S Downwind589.71.0175
Saronikos N All Purpose727.10.8252
Saronikos N Upwind805.70.7447
Saronikos N Downwind647.30.9270
Saronikos SW All Purpose692.20.8668
Saronikos SW Upwind788.80.7607
Saronikos SW Downwind599.41.0011
Saronikos NE All Purpose753.10.7967
Saronikos NE Upwind757.50.7921
Saronikos NE Downwind726.00.8265
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose635.10.9447
5-Band All Purpose Low933.30.6429
5-Band All Purpose L/M705.40.8506
5-Band All Purpose Med618.10.9707
5-Band All Purpose M/H568.31.0558
5-Band All Purpose High540.61.1099
Single Number Predominant Upwind657.80.9122
Single Number Predominant Reaching586.11.0237
Single Number Predominant Downwind620.40.9671
5-Band 50-50 Windward/Leeward Low1165.10.5150
5-Band 50-50 Windward/Leeward L/M852.10.7041
5-Band 50-50 Windward/Leeward Med726.90.8254
5-Band 50-50 Windward/Leeward M/H661.00.9077
5-Band 50-50 Windward/Leeward High633.00.9479
5-Band 60-40 Windward/Leeward Low1164.90.5151
5-Band 60-40 Windward/Leeward L/M859.90.6978
5-Band 60-40 Windward/Leeward Med741.90.8088
5-Band 60-40 Windward/Leeward M/H683.50.8778
5-Band 60-40 Windward/Leeward High661.50.9070
Triple Number 50-50 Windward/Leeward Low1039.60.5772
Triple Number 50-50 Windward/Leeward Med739.00.8119
Triple Number 50-50 Windward/Leeward High652.50.9195
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward759.80.7897
Triple Number 60-40 Windward/Leeward Low1041.90.5759
Triple Number 60-40 Windward/Leeward Med752.90.7970
Triple Number 60-40 Windward/Leeward High676.60.8868
Triple Number All-Purpose Low840.80.7136
Triple Number All-Purpose Med626.50.9576
Triple Number All-Purpose High560.71.0701
Triple Number Predominant Upwind Low848.60.7071
Triple Number Predominant Upwind Med649.60.9237
Triple Number Predominant Upwind High607.00.9885
Triple Number Predominant Reaching Low761.50.7879
Triple Number Predominant Reaching Med586.91.0224
Triple Number Predominant Reaching High508.71.1794
Triple Number Predominant Downwind Low846.80.7085
Triple Number Predominant Downwind Med609.50.9845
Triple Number Predominant Downwind High512.11.1716
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low774.1
Triple Number Coastal/Long Distance Medium606.9
Triple Number Coastal/Long Distance High546.3
Triple Number Windward/Leeward Low992.2
Triple Number Windward/Leeward Medium738.9
Triple Number Windward/Leeward High652.5
Predominantly Upwind659.5
Predominantly Downwind619.2
Predominantly Reaching595.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7751
Triple Number Coastal/Long Distance Medium0.9886
Triple Number Coastal/Long Distance High1.0983
Triple Number Windward/Leeward Low0.6047
Triple Number Windward/Leeward Medium0.8120
Triple Number Windward/Leeward High0.9195
Coastal/Long Distance0.9056
Predominantly Upwind0.9098
Predominantly Downwind0.9690
For information
General Purpose Handicap (GPH)682.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9828
Distanseseilas Trippeltall svak vind0.7751
Distanseseilas Trippeltall mellomvind0.9886
Distanseseilas Trippeltall sterk vind1.0983
Pølsebane Trippeltall svak vind0.6047
Pølsebane Trippeltall mellomvind0.8120
Pølsebane Trippeltall sterk vind0.9195
Motvind Singeltall0.9098
Medvind Singeltall0.9690
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Coastal/Long Distance662.50.9056
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind659.50.9098
Predominantly Downwind619.20.9690
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore621.90.9647
Cape Doctor Coastal516.21.1623
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7751
Triple Number Coastal/Long Distance Medium0.9886
Triple Number Coastal/Long Distance High1.0983
Triple Number Windward/Leeward Low0.6047
Triple Number Windward/Leeward Medium0.8120
Triple Number Windward/Leeward High0.9195
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7751
Triple Number Coastal/Long Distance Medium0.9886
Triple Number Coastal/Long Distance High1.0983
Triple Number Windward/Leeward Low0.6047
Triple Number Windward/Leeward Medium0.8120
Triple Number Windward/Leeward High0.9195
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Predominantly Upwind659.50.9098
Predominantly Downwind619.20.9690
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance662.50.9056
Triple Number Coastal/Long Distance Low774.10.7751
Triple Number Coastal/Long Distance Medium606.90.9886
Triple Number Coastal/Long Distance High546.31.0983
Triple Number Windward/Leeward Low992.20.6047
Triple Number Windward/Leeward Medium738.90.8120
Triple Number Windward/Leeward High652.50.9195
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1580.81098.5835.5702.7629.2589.2556.3501.5484.4
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP635.10.9447 Predom. Dn High492.61.2179 5B AP M/H553.21.0847 TriNum AP Low774.10.7751 Predom. Rc Low835.70.7180 5B AP High528.61.1351 TriNum AP Med607.00.9885 Predom. Rc L/M643.10.9330 5B SF Bay Low980.80.6118 TriNum AP High546.31.0983 Predom. Rc Med570.71.0514 5B SF Bay L/M812.70.7383 TriNum W/L Low1039.60.5772 Predom. Rc M/H525.61.1416 5B SF Bay Med704.40.8517 TriNum W/L Med738.90.8120 Predom. Rc High496.11.2094 5B SF Bay M/H646.80.9276 TriNum W/L Hig652.50.9195 5B W/L Low1165.10.5150 5B SF Bay High620.70.9667 Predom. Upwind685.80.8748 5B W/L L/M852.10.7041 ChiMac Up Low819.60.7321 Predom. Reaching608.30.9863 5B W/L Med726.90.8254 ChiMac Up Med744.40.8060 Predom. Downwind647.10.9273 5B W/L M/H661.00.9077 ChiMac Up High657.80.9121 Predom. Up Low927.70.6467 5B W/L High633.00.9479 ChiMac Off Low815.20.7360 Predom. Up L/M715.10.8391 W/L 60-40 Low1164.90.5151 ChiMac Off Med719.80.8335 Predom. Up Med640.30.9371 W/L 60-40 L/M859.90.6978 ChiMac Off High606.50.9893 Predom. Up M/H604.70.9922 W/L 60-40 Med741.90.8088 ChiMac AP Low813.40.7377 Predom. Up High589.81.0173 W/L 60-40 M/H683.50.8778 ChiMac AP Med729.20.8228 Predom. Dn Low948.20.6328 W/L 60-40 High661.50.9070 ChiMac AP High630.30.9519 Predom. Dn L/M700.30.8568 5B AP Low859.80.6979 BayMac Cove Island934.20.6422 Predom. Dn Med598.51.0024 5B AP L/M680.80.8814 BayMac Shore926.00.6480 Predom. Dn M/H533.81.1240 5B AP Med599.11.0015 Harvest Moon536.91.1175      SA/DSPL Up24.38SA/DSPL Dn39.68
ORC Ref  04330004UKA Issued on 01/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXIGENCEFRA-8198
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHALF TON Proto 2GMeasurementHIN1532Plan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.960Maximum beam2.958Draft1.650Displacement2,487Wetted area14.95IMS L7.371LSM06.907Accomod. length8.960Sink (kg/mm) 11.05
VCGD0.107VCGM0.096 RM Rated (kg·m) 43.4Limit of positive stability(°) 107.6 Stability Index 102.3 BLR index 0.0000Default crew weight406 Declared crew weight 500
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.400PBW0.086PIPA0.0022
PSD0.022PHD0.040PHL0.102
PSA17.4°ESL0.717
ST10.020ST20.076ST30.076
ST40.039ST50.185
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P11.000IG10.150ISP10.150MDT10.082MDL10.130MDT20.079MDL20.096TL2.493MW0.130GO0.130
E4.090J3.100BAS1.483FSD0.030SFJ0.000SPL3.070WPLTPSBD0.190MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.107Flotation Date01/01/2013
SFFP0.496FFM0.915FF0.915LCFcl4.677SG1.0235
SAFP7.927FAM0.873FA0.873LCFsh4.889HBI0.846
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04330004UKA Issued on 01/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
EXIGENCEFRA-8198
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.150.831.502.553.3826.2728/07/2010
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG30.070.450.901.802.873.959.80NoNo 18.6118/07/2019ex 2009 measureùent
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS110.0110.0110.015.655.4446.7805/09/2009LigthS210.0110.0110.015.655.4446.7805/09/2009Heavy
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.0 mTable area0.44 m²Headroom1.62 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity60 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity30 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04330004UKA Issued on 01/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org