Double HandedClub Certificate2026
BEST WINDITA-BSTW25
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 Angles45.9°43.2°40.8°39.3°38.8°38.6°38.7°40.5°44.7°
Beat VMG2.263.153.774.034.144.214.244.173.89
52°3.534.795.495.755.895.996.076.145.99
60°3.795.025.645.956.116.246.346.466.41
75°4.005.205.756.166.446.636.807.097.22
90°3.945.175.756.236.697.047.388.048.48
110°3.584.855.606.106.647.348.219.4710.46
120°3.304.545.415.916.437.057.8110.3412.00
135°2.743.954.925.556.016.517.138.7612.40
150°2.253.334.275.095.626.056.527.7510.21
Run VMG1.952.893.744.565.265.746.187.268.84
Gybe Angles138.8°146.9°173.0°180.0°180.0°180.0°180.0°180.0°138.8°
APH ToD:658.7CDL: 5.650APH ToT: 0.9109CertNo:26/1
BOAT
ClassStarDesignerSweisguthBuilderFolliAge date06/1989Series date06/1989Offset fileSTAR1B.OFFData fileBSTW25
HULL
Length Overall6.920 mMaximum Beam1.718 mDraft0.975 mDisplacement662 kgDLR6.0887IMS DivisionSportboatDynamic Allowance0.070%Age Allowance0.650%RS Assessment-0.458%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight190 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail24.3525.27Headsail Luffed5.805.80Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail7.17Storm Jib2.39Heavy Weather Jib6.43
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 16.3 kg·m Stability Index 126.0
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  03190004VLS Issued on 24/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BEST WINDITA-BSTW25
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 VMG1595.51141.4955.6893.0868.5855.9849.1864.2926.4
52°1018.9751.7656.0625.7611.2601.0593.1586.7600.9
60°949.2716.5638.3605.3589.0577.1568.1557.4562.0
75°899.7692.7625.9584.3559.2543.1529.2508.1498.6
90°914.8696.4626.5578.2538.1511.3487.5447.8424.8
110°1006.2741.8643.1590.4542.2490.3438.4380.1344.3
120°1091.7793.3665.2609.0560.1510.7460.8348.3300.0
135°1314.4912.3731.6648.8599.3552.6504.9410.8290.3
150°1598.21080.2842.8707.5640.1595.3551.9464.8352.8
Run VMG1845.51247.3961.6790.3684.9626.7582.8495.9407.3
Selected Courses
Windward / Leeward1720.51194.4958.6841.7776.7741.3715.9680.0666.9
All purpose1275.1909.9758.4684.9641.8611.3584.3542.7518.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward810.80.7400
All purpose658.70.9109
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6534
Downwind "popa"0.7793
70% up, 30% down "Ilhabela"0.6867
30% up, 70% down "Ilhabela-inverso"0.7367
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Predominantly Upwind711.00.8439
Predominantly Downwind672.40.8924
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP682.10.8797 Predom. Rc High500.71.1983 5B SF Bay L/M882.70.6797 TriNum AP Low834.10.7193 Predom. Dn Low1047.30.5729 5B SF Bay Med770.30.7790 TriNum AP Med658.30.9114 Predom. Dn L/M768.70.7805 5B SF Bay M/H703.80.8525 TriNum AP High575.41.0427 Predom. Dn Med650.50.9224 5B SF Bay High668.10.8981 TriNum W/L Low1129.20.5314 Predom. Dn M/H565.81.0605 5B AP Low928.20.6464 TriNum W/L Med804.70.7456 Predom. Dn High499.01.2023 5B AP L/M737.60.8135 TriNum W/L Hig708.80.8465 ChiMac Up Low872.80.6874 5B AP Med648.80.9248 Predom. Upwind737.10.8140 ChiMac Up Med797.40.7525 5B AP M/H586.71.0227 Predom. Reaching648.00.9260 ChiMac Up High708.00.8475 5B AP High545.71.0996 Predom. Downwind700.90.8560 ChiMac Off Low896.90.6690 5B W/L Low1267.00.4736 Predom. Up Low979.40.6126 ChiMac Off Med786.60.7628 5B W/L L/M925.30.6485 Predom. Up L/M766.60.7827 ChiMac Off High651.90.9205 5B W/L Med791.70.7578 Predom. Up Med693.60.8651 ChiMac AP Low878.70.6828 5B W/L M/H719.30.8342 Predom. Up M/H651.40.9212 ChiMac AP Med787.20.7622 5B W/L High684.00.8772 Predom. Up High631.80.9497 ChiMac AP High676.30.8871 W/L 60-40 Low1255.30.4780 Predom. Rc Low895.40.6701 BayMac Cove Island1013.10.5922 W/L 60-40 L/M929.80.6453 Predom. Rc L/M694.80.8636 BayMac Shore1001.70.5990 W/L 60-40 Med808.60.7420 Predom. Rc Med612.50.9795 Harvest Moon561.81.0680 W/L 60-40 M/H746.30.8040 Predom. Rc M/H549.41.0920 5B SF Bay Low1058.60.5668 W/L 60-40 High721.60.8314      SA/DSPL Up39.77SA/DSPL Dn39.77
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance716.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating716.60.8373
FinRating, kevyt tuuli1247.80.8014
FinRating, kova tuuli543.30.9204
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8373
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9115
Triple Number Coastal/Long Distance High1.0427
Triple Number Windward/Leeward Low0.5574
Triple Number Windward/Leeward Medium0.7456
Triple Number Windward/Leeward High0.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
For information
General Purpose Handicap (GPH)736.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Saronikos S All Purpose730.70.8211
Saronikos S Upwind817.90.7336
Saronikos S Downwind628.80.9541
Saronikos N All Purpose785.70.7636
Saronikos N Upwind853.00.7034
Saronikos N Downwind712.40.8423
Saronikos SW All Purpose729.40.8226
Saronikos SW Upwind827.00.7255
Saronikos SW Downwind642.60.9337
Saronikos NE All Purpose810.00.7408
Saronikos NE Upwind795.10.7546
Saronikos NE Downwind797.40.7525
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose682.10.8797
5-Band All Purpose Low1005.90.5965
5-Band All Purpose L/M763.90.7854
5-Band All Purpose Med668.80.8972
5-Band All Purpose M/H605.50.9909
5-Band All Purpose High563.01.0657
Single Number Predominant Upwind708.50.8469
Single Number Predominant Reaching628.20.9551
Single Number Predominant Downwind674.50.8896
5-Band 50-50 Windward/Leeward Low1267.00.4736
5-Band 50-50 Windward/Leeward L/M925.30.6485
5-Band 50-50 Windward/Leeward Med791.70.7578
5-Band 50-50 Windward/Leeward M/H719.30.8342
5-Band 50-50 Windward/Leeward High684.00.8772
5-Band 60-40 Windward/Leeward Low1255.30.4780
5-Band 60-40 Windward/Leeward L/M929.80.6453
5-Band 60-40 Windward/Leeward Med808.60.7420
5-Band 60-40 Windward/Leeward M/H746.30.8040
5-Band 60-40 Windward/Leeward High721.60.8314
Triple Number 50-50 Windward/Leeward Low1129.20.5314
Triple Number 50-50 Windward/Leeward Med804.80.7455
Triple Number 50-50 Windward/Leeward High708.80.8465
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward826.80.7256
Triple Number 60-40 Windward/Leeward Low1122.70.5344
Triple Number 60-40 Windward/Leeward Med820.00.7317
Triple Number 60-40 Windward/Leeward High738.30.8126
Triple Number All-Purpose Low907.10.6614
Triple Number All-Purpose Med678.80.8839
Triple Number All-Purpose High594.11.0100
Triple Number Predominant Upwind Low900.80.6660
Triple Number Predominant Upwind Med703.50.8529
Triple Number Predominant Upwind High653.40.9183
Triple Number Predominant Reaching Low818.10.7334
Triple Number Predominant Reaching Med632.90.9480
Triple Number Predominant Reaching High525.41.1419
Triple Number Predominant Downwind Low932.60.6433
Triple Number Predominant Downwind Med663.90.9038
Triple Number Predominant Downwind High536.41.1186
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low834.1
Triple Number Coastal/Long Distance Medium658.3
Triple Number Coastal/Long Distance High575.4
Triple Number Windward/Leeward Low1076.4
Triple Number Windward/Leeward Medium804.7
Triple Number Windward/Leeward High708.8
Predominantly Upwind711.0
Predominantly Downwind672.4
Predominantly Reaching639.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9115
Triple Number Coastal/Long Distance High1.0427
Triple Number Windward/Leeward Low0.5574
Triple Number Windward/Leeward Medium0.7456
Triple Number Windward/Leeward High0.8465
Coastal/Long Distance0.8373
Predominantly Upwind0.8439
Predominantly Downwind0.8924
For information
General Purpose Handicap (GPH)736.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9109
Distanseseilas Trippeltall svak vind0.7193
Distanseseilas Trippeltall mellomvind0.9115
Distanseseilas Trippeltall sterk vind1.0427
Pølsebane Trippeltall svak vind0.5574
Pølsebane Trippeltall mellomvind0.7456
Pølsebane Trippeltall sterk vind0.8465
Motvind Singeltall0.8439
Medvind Singeltall0.8924
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Coastal/Long Distance716.60.8373
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind711.00.8439
Predominantly Downwind672.40.8924
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore670.80.8944
Cape Doctor Coastal525.51.1417
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9115
Triple Number Coastal/Long Distance High1.0427
Triple Number Windward/Leeward Low0.5574
Triple Number Windward/Leeward Medium0.7456
Triple Number Windward/Leeward High0.8465
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9115
Triple Number Coastal/Long Distance High1.0427
Triple Number Windward/Leeward Low0.5574
Triple Number Windward/Leeward Medium0.7456
Triple Number Windward/Leeward High0.8465
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Predominantly Upwind711.00.8439
Predominantly Downwind672.40.8924
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance716.60.8373
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium658.30.9115
Triple Number Coastal/Long Distance High575.41.0427
Triple Number Windward/Leeward Low1076.40.5574
Triple Number Windward/Leeward Medium804.70.7456
Triple Number Windward/Leeward High708.80.8465
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1733.01199.7905.5765.5685.5635.9589.8498.5469.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP682.10.8797 Predom. Dn High499.01.2023 5B AP M/H586.71.0227 TriNum AP Low834.10.7193 Predom. Rc Low895.40.6701 5B AP High545.71.0996 TriNum AP Med658.30.9114 Predom. Rc L/M694.80.8636 5B SF Bay Low1058.60.5668 TriNum AP High575.41.0427 Predom. Rc Med612.50.9795 5B SF Bay L/M882.70.6797 TriNum W/L Low1129.20.5314 Predom. Rc M/H549.41.0920 5B SF Bay Med770.30.7790 TriNum W/L Med804.70.7456 Predom. Rc High500.71.1983 5B SF Bay M/H703.80.8525 TriNum W/L Hig708.80.8465 5B W/L Low1267.00.4736 5B SF Bay High668.10.8981 Predom. Upwind737.10.8140 5B W/L L/M925.30.6485 ChiMac Up Low872.80.6874 Predom. Reaching648.00.9260 5B W/L Med791.70.7578 ChiMac Up Med797.40.7525 Predom. Downwind700.90.8560 5B W/L M/H719.30.8342 ChiMac Up High708.00.8475 Predom. Up Low979.40.6126 5B W/L High684.00.8772 ChiMac Off Low896.90.6690 Predom. Up L/M766.60.7827 W/L 60-40 Low1255.30.4780 ChiMac Off Med786.60.7628 Predom. Up Med693.60.8651 W/L 60-40 L/M929.80.6453 ChiMac Off High651.90.9205 Predom. Up M/H651.40.9212 W/L 60-40 Med808.60.7420 ChiMac AP Low878.70.6828 Predom. Up High631.80.9497 W/L 60-40 M/H746.30.8040 ChiMac AP Med787.20.7622 Predom. Dn Low1047.30.5729 W/L 60-40 High721.60.8314 ChiMac AP High676.30.8871 Predom. Dn L/M768.70.7805 5B AP Low928.20.6464 BayMac Cove Island1013.10.5922 Predom. Dn Med650.50.9224 5B AP L/M737.60.8135 BayMac Shore1001.70.5990 Predom. Dn M/H565.81.0605 5B AP Med648.80.9248 Harvest Moon561.81.0680      SA/DSPL Up39.77SA/DSPL Dn39.77
ORC Ref  03190004VLS Issued on 24/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BEST WINDITA-BSTW25
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassStarMeasurement12/02/2013HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall6.920Maximum beam1.718Draft0.975Displacement662Wetted area8.74IMS L5.388LSM04.772Accomod. length5.583Sink (kg/mm) 5.72
VCGD-0.500VCGM-0.461 RM Rated (kg·m) 16.3Limit of positive stability(°) 130.3 Stability Index 126.0 BLR index 0.0000Default crew weight170 Declared crew weight 190
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayAdjustableInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysYesSpreaders1Rotating mastNo
P9.300IG6.900ISP6.910MDT10.080MDL10.100MDT20.040MDL20.040TL1.680MW0.100GO0.100
E4.400J2.000BAS0.380FSDNo FoilSFJSPLWPLTPSBD0.100MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.500Flotation Date23/08/2025
SFFP0.200FFM0.522FF0.522LCFcl3.928SG1.0240
SAFP6.625FAM0.370FA0.370LCFsh4.020HBI0.484
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004VLS Issued on 24/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
BEST WINDITA-BSTW25
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.951.672.813.7024.3522/08/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.000.000.000.000.001.816.30NoNo 5.8022/08/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03190004VLS Issued on 24/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org