Club Certificate2026
TAGAN IVFRA-37370
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 Angles48.6°46.4°44.8°43.4°42.3°41.5°41.8°43.4°46.4°
Beat VMG1.902.813.534.054.444.654.694.574.30
52°3.054.445.466.166.616.846.936.926.74
60°3.374.805.826.476.857.087.217.257.18
75°3.665.116.136.717.067.337.567.827.88
90°3.905.526.597.137.477.677.838.228.55
110°4.065.706.777.337.828.278.699.309.93
120°3.965.586.677.277.768.278.8410.1411.15
135°3.535.056.226.957.447.968.5510.2512.70
150°2.934.275.406.336.967.427.899.0911.17
Run VMG2.533.704.685.496.186.757.198.069.67
Gybe Angles140.2°143.4°147.7°150.6°159.7°168.2°174.5°166.5°141.8°
APH ToD:587.3CDL: 7.891APH ToT: 1.0216CertNo:26268a
BOAT
ClassA-31 IRC KeelDesignerJOUBERT-NIVELTBuilderARCHAMBAULTAge date03/2009Series date03/2009Offset fileA31TR-FK.offData fileF37370_26268a
HULL
Length Overall9.550 mMaximum Beam3.244 mDraft1.960 mDisplacement3,122 kgDLR5.1433IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.552%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight543 kg(default)Minimum weight413 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.3128.94Headsail Luffed21.5721.57Headsail FlyingSymmetric79.3279.32Asymmetric73.6873.68 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.37Storm Jib7.12Heavy Weather Jib19.22
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 61.0 kg·m Stability Index 116.8
COMMENTS
2026: New Ballast Vol., New Sym. / 2024: New carb. mast, Sails, Ballast, keel mod., VCG & DSPL ok / Bi-Safran / NANNI SD10 From : A31 IRC Al.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  04330004PRP Issued on 14/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TAGAN IVFRA-37370
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 VMG1891.01279.61021.0889.8810.7774.4768.3788.0838.0
52°1180.0811.4659.1584.2544.8526.0519.1520.6533.9
60°1068.5750.3618.8556.3525.7508.6499.5496.4501.4
75°984.6704.7587.6536.5509.7491.1476.2460.5456.8
90°922.2652.2546.5504.7482.1469.5459.5438.2421.0
110°886.3632.0531.5491.0460.4435.2414.3387.1362.6
120°908.7645.4539.4495.3463.7435.1407.3355.0322.8
135°1021.2712.8579.0518.3483.8452.5421.3351.3283.4
150°1230.1843.8666.6568.3517.5485.3456.3396.2322.4
Run VMG1420.5974.3769.7655.9582.2533.2500.4446.5372.3
Selected Courses
Windward / Leeward1655.71126.9895.4772.9696.4653.8634.3617.3605.2
All purpose1237.6854.8691.6611.7564.1535.8518.6496.3481.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward734.40.8169
All purpose587.31.0216
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6633
Downwind "popa"0.9412
70% up, 30% down "Ilhabela"0.7278
30% up, 70% down "Ilhabela-inverso"0.8361
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind653.90.9176
Predominantly Downwind577.31.0393
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP610.90.9821 Predom. Rc High458.21.3094 5B SF Bay L/M821.50.7303 TriNum AP Low773.20.7760 Predom. Dn Low896.90.6690 5B SF Bay Med691.90.8672 TriNum AP Med583.61.0281 Predom. Dn L/M655.20.9158 5B SF Bay M/H624.10.9613 TriNum AP High514.51.1661 Predom. Dn Med556.71.0777 5B SF Bay High602.80.9954 TriNum W/L Low1063.40.5642 Predom. Dn M/H492.51.2184 5B AP Low851.10.7050 TriNum W/L Med727.80.8244 Predom. Dn High448.11.3390 5B AP L/M668.70.8973 TriNum W/L Hig632.80.9482 ChiMac Up Low863.10.6952 5B AP Med574.11.0450 Predom. Upwind689.60.8701 ChiMac Up Med765.70.7836 5B AP M/H521.51.1504 Predom. Reaching577.21.0395 ChiMac Up High655.10.9159 5B AP High497.61.2058 Predom. Downwind603.10.9948 ChiMac Off Low767.60.7817 5B W/L Low1201.30.4995 Predom. Up Low1001.90.5988 ChiMac Off Med674.90.8890 5B W/L L/M856.90.7002 Predom. Up L/M732.40.8193 ChiMac Off High563.41.0650 5B W/L Med713.50.8410 Predom. Up Med629.30.9534 ChiMac AP Low810.30.7405 5B W/L M/H639.90.9377 Predom. Up M/H581.51.0318 ChiMac AP Med716.70.8371 5B W/L High618.10.9707 Predom. Up High571.51.0499 ChiMac AP High607.10.9883 W/L 60-40 Low1234.60.4860 Predom. Rc Low823.20.7288 BayMac Cove Island942.90.6363 W/L 60-40 L/M881.90.6803 Predom. Rc L/M614.10.9771 BayMac Shore936.80.6405 W/L 60-40 Med737.10.8140 Predom. Rc Med535.61.1201 Harvest Moon498.81.2029 W/L 60-40 M/H667.10.8994 Predom. Rc M/H488.71.2279 5B SF Bay Low1014.50.5914 W/L 60-40 High653.20.9186      SA/DSPL Up23.27SA/DSPL Dn50.19
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance641.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating641.70.9350
FinRating, kevyt tuuli1175.20.8509
FinRating, kova tuuli497.71.0047
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9350
Triple Number Coastal/Long Distance Low0.7760
Triple Number Coastal/Long Distance Medium1.0282
Triple Number Coastal/Long Distance High1.1661
Triple Number Windward/Leeward Low0.5934
Triple Number Windward/Leeward Medium0.8244
Triple Number Windward/Leeward High0.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
For information
General Purpose Handicap (GPH)663.4
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Saronikos S All Purpose694.90.8634
Saronikos S Upwind818.70.7329
Saronikos S Downwind531.01.1299
Saronikos N All Purpose731.50.8203
Saronikos N Upwind862.80.6954
Saronikos N Downwind585.31.0251
Saronikos SW All Purpose699.70.8575
Saronikos SW Upwind846.00.7092
Saronikos SW Downwind537.21.1170
Saronikos NE All Purpose746.70.8036
Saronikos NE Upwind795.50.7543
Saronikos NE Downwind654.60.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose610.90.9821
5-Band All Purpose Low943.50.6359
5-Band All Purpose L/M690.60.8688
5-Band All Purpose Med591.31.0147
5-Band All Purpose M/H536.41.1186
5-Band All Purpose High509.91.1767
Single Number Predominant Upwind653.40.9183
Single Number Predominant Reaching552.31.0863
Single Number Predominant Downwind577.41.0391
5-Band 50-50 Windward/Leeward Low1201.30.4995
5-Band 50-50 Windward/Leeward L/M856.90.7002
5-Band 50-50 Windward/Leeward Med713.50.8410
5-Band 50-50 Windward/Leeward M/H639.90.9377
5-Band 50-50 Windward/Leeward High618.10.9707
5-Band 60-40 Windward/Leeward Low1234.60.4860
5-Band 60-40 Windward/Leeward L/M881.90.6803
5-Band 60-40 Windward/Leeward Med737.10.8140
5-Band 60-40 Windward/Leeward M/H667.10.8994
5-Band 60-40 Windward/Leeward High653.20.9186
Triple Number 50-50 Windward/Leeward Low1063.40.5642
Triple Number 50-50 Windward/Leeward Med727.90.8242
Triple Number 50-50 Windward/Leeward High632.80.9482
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward759.20.7903
Triple Number 60-40 Windward/Leeward Low1092.90.5490
Triple Number 60-40 Windward/Leeward Med751.50.7984
Triple Number 60-40 Windward/Leeward High661.70.9068
Triple Number All-Purpose Low840.80.7136
Triple Number All-Purpose Med601.20.9980
Triple Number All-Purpose High528.81.1347
Triple Number Predominant Upwind Low896.10.6696
Triple Number Predominant Upwind Med642.60.9336
Triple Number Predominant Upwind High586.31.0234
Triple Number Predominant Reaching Low744.80.8056
Triple Number Predominant Reaching Med555.11.0809
Triple Number Predominant Reaching High470.11.2762
Triple Number Predominant Downwind Low800.80.7493
Triple Number Predominant Downwind Med564.51.0629
Triple Number Predominant Downwind High467.31.2838
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low773.2
Triple Number Coastal/Long Distance Medium583.5
Triple Number Coastal/Long Distance High514.5
Triple Number Windward/Leeward Low1011.1
Triple Number Windward/Leeward Medium727.8
Triple Number Windward/Leeward High632.8
Predominantly Upwind653.9
Predominantly Downwind577.3
Predominantly Reaching557.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7760
Triple Number Coastal/Long Distance Medium1.0282
Triple Number Coastal/Long Distance High1.1661
Triple Number Windward/Leeward Low0.5934
Triple Number Windward/Leeward Medium0.8244
Triple Number Windward/Leeward High0.9482
Coastal/Long Distance0.9350
Predominantly Upwind0.9176
Predominantly Downwind1.0393
For information
General Purpose Handicap (GPH)663.4
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0216
Distanseseilas Trippeltall svak vind0.7760
Distanseseilas Trippeltall mellomvind1.0282
Distanseseilas Trippeltall sterk vind1.1661
Pølsebane Trippeltall svak vind0.5934
Pølsebane Trippeltall mellomvind0.8244
Pølsebane Trippeltall sterk vind0.9482
Motvind Singeltall0.9176
Medvind Singeltall1.0393
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Coastal/Long Distance641.70.9350
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind653.90.9176
Predominantly Downwind577.31.0393
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore608.80.9856
Cape Doctor Coastal486.01.2347
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7760
Triple Number Coastal/Long Distance Medium1.0282
Triple Number Coastal/Long Distance High1.1661
Triple Number Windward/Leeward Low0.5934
Triple Number Windward/Leeward Medium0.8244
Triple Number Windward/Leeward High0.9482
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7760
Triple Number Coastal/Long Distance Medium1.0282
Triple Number Coastal/Long Distance High1.1661
Triple Number Windward/Leeward Low0.5934
Triple Number Windward/Leeward Medium0.8244
Triple Number Windward/Leeward High0.9482
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind653.90.9176
Predominantly Downwind577.31.0393
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance641.70.9350
Triple Number Coastal/Long Distance Low773.20.7760
Triple Number Coastal/Long Distance Medium583.51.0282
Triple Number Coastal/Long Distance High514.51.1661
Triple Number Windward/Leeward Low1011.10.5934
Triple Number Windward/Leeward Medium727.80.8244
Triple Number Windward/Leeward High632.80.9482
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1632.21111.7834.9691.7604.8556.9522.4463.6443.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP610.90.9821 Predom. Dn High448.11.3390 5B AP M/H521.51.1504 TriNum AP Low773.20.7760 Predom. Rc Low823.20.7288 5B AP High497.61.2058 TriNum AP Med583.61.0281 Predom. Rc L/M614.10.9771 5B SF Bay Low1014.50.5914 TriNum AP High514.51.1661 Predom. Rc Med535.61.1201 5B SF Bay L/M821.50.7303 TriNum W/L Low1063.40.5642 Predom. Rc M/H488.71.2279 5B SF Bay Med691.90.8672 TriNum W/L Med727.80.8244 Predom. Rc High458.21.3094 5B SF Bay M/H624.10.9613 TriNum W/L Hig632.80.9482 5B W/L Low1201.30.4995 5B SF Bay High602.80.9954 Predom. Upwind689.60.8701 5B W/L L/M856.90.7002 ChiMac Up Low863.10.6952 Predom. Reaching577.21.0395 5B W/L Med713.50.8410 ChiMac Up Med765.70.7836 Predom. Downwind603.10.9948 5B W/L M/H639.90.9377 ChiMac Up High655.10.9159 Predom. Up Low1001.90.5988 5B W/L High618.10.9707 ChiMac Off Low767.60.7817 Predom. Up L/M732.40.8193 W/L 60-40 Low1234.60.4860 ChiMac Off Med674.90.8890 Predom. Up Med629.30.9534 W/L 60-40 L/M881.90.6803 ChiMac Off High563.41.0650 Predom. Up M/H581.51.0318 W/L 60-40 Med737.10.8140 ChiMac AP Low810.30.7405 Predom. Up High571.51.0499 W/L 60-40 M/H667.10.8994 ChiMac AP Med716.70.8371 Predom. Dn Low896.90.6690 W/L 60-40 High653.20.9186 ChiMac AP High607.10.9883 Predom. Dn L/M655.20.9158 5B AP Low851.10.7050 BayMac Cove Island942.90.6363 Predom. Dn Med556.71.0777 5B AP L/M668.70.8973 BayMac Shore936.80.6405 Predom. Dn M/H492.51.2184 5B AP Med574.11.0450 Harvest Moon498.81.2029      SA/DSPL Up23.27SA/DSPL Dn50.19
ORC Ref  04330004PRP Issued on 14/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TAGAN IVFRA-37370
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassA-31 IRC KeelMeasurementHIN1540Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.550Maximum beam3.244Draft1.960Displacement3,122Wetted area18.16IMS L8.997LSM08.467Accomod. length9.550Sink (kg/mm) 13.43
VCGD-0.096VCGM-0.101 RM Rated (kg·m) 61.0Limit of positive stability(°) 120.6 Stability Index 116.8 BLR index 1.1301Default crew weight543 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBWPIPA0.0034
EDL2.500ST10.055ST2
ST3ST40.111ST50.285
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.360IG11.931ISP12.356MDT11.140MDL10.179MDT20.090MDL20.130TL0.544MW0.159GO0.159
E4.210J3.690BAS1.500FSDSFJ0.020SPL3.920WPLTPS5.150BD0.190MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.096Flotation Date01/01/2013
SFFP0.191FFM1.270FF1.271LCFcl5.207SG1.0230
SAFP9.364FAM0.948FA0.948LCFsh5.426HBI1.090
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCGB1MovableWater ballast tanks3007.240.741.40Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04330004PRP Issued on 14/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TAGAN IVFRA-37370
Centre de Calcul FFVoile
17 rue Henri Bocquillon
75015 Paris
France
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM20.280.981.622.673.4228.3130/09/2024Race
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG20.180.781.302.112.943.8210.40YesNo 21.5730/09/2024Medium
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS312.8812.8812.887.447.1979.3214/04/2026New 2026
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA114.4613.2413.856.177.2485%73.6830/09/2024Medium
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04330004PRP Issued on 14/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org