International Certificate2026
TWINS AGAINITA-57777
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 Angles46.0°43.0°40.7°39.3°38.3°37.9°37.7°38.2°39.3°
Beat VMG2.553.614.374.885.125.245.315.375.31
52°4.005.486.447.017.267.377.447.527.53
60°4.295.756.687.207.457.577.657.747.76
75°4.515.956.847.337.637.827.948.108.17
90°4.376.007.027.437.657.928.148.448.63
110°4.476.197.247.768.108.338.548.919.23
120°4.346.077.177.738.168.548.859.359.81
135°3.865.456.707.437.908.358.839.9111.31
150°3.194.605.756.747.407.818.189.0110.27
Run VMG2.763.984.985.836.456.877.247.898.89
Gybe Angles139.5°143.0°147.0°149.6°153.2°157.7°161.7°160.0°142.3°
APH ToD:536.0CDL: 9.607APH ToT: 1.1194CertNo:26/2
BOAT
ClassX-37DesignerJeppesenBuilderX-YachtsAge date02/2006Series date01/2004Offset fileX-37-DK.offData fileI57777
HULL
Length Overall11.345 mMaximum Beam3.470 mDraft2.314 mDisplacement6,493 kgDLR6.8129IMS DivisionCruiser/RacerDynamic Allowance0.120%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.445m
CREW
Maximum weight720 kg(declared)Minimum weight590 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail43.3544.12Headsail Luffed36.1136.11Headsail FlyingSymmetricAsymmetric139.17139.17 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail12.87Storm Jib11.11Heavy Weather Jib29.99
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 142.2 kg·m Stability Index 120.4
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  03190004NC2 Issued on 28/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
TWINS AGAINITA-57777
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 VMG1410.9996.6823.8737.6702.6687.2677.9670.7678.6
52°899.6657.4559.2513.5495.8488.5483.6478.5478.2
60°838.2625.6539.2500.2483.3475.8470.9465.0463.8
75°798.9605.2526.2491.0472.0460.4453.4444.5440.6
90°823.4599.7512.5484.5470.4454.8442.5426.6417.1
110°804.9581.8497.3463.9444.5432.3421.7404.0389.9
120°830.0592.7502.1465.8441.4421.3406.6385.0367.2
135°933.5660.6537.4484.3455.7430.9407.6363.1318.3
150°1128.3783.1625.9534.4486.3461.1440.2399.6350.6
Run VMG1302.9904.2722.7617.1557.9524.1497.6456.5404.9
Selected Courses
Windward / Leeward1356.9950.4773.2677.3630.3605.6587.7563.6541.7
All purpose1030.2734.2609.7549.2519.5501.8488.4468.7452.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward657.50.9126
All purpose536.01.1194
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7930
Downwind "popa"0.9813
70% up, 30% down "Ilhabela"0.8414
30% up, 70% down "Ilhabela-inverso"0.9160
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Predominantly Upwind582.31.0305
Predominantly Downwind537.81.1156
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP558.11.0752 Predom. Rc High440.71.3615 5B SF Bay L/M710.50.8445 TriNum AP Low671.90.8929 Predom. Dn Low800.00.7500 5B SF Bay Med620.20.9675 TriNum AP Med532.51.1267 Predom. Dn L/M599.31.0012 5B SF Bay M/H573.01.0472 TriNum AP High484.41.2388 Predom. Dn Med521.71.1501 5B SF Bay High548.31.0943 TriNum W/L Low901.70.6654 Predom. Dn M/H473.21.2680 5B AP Low740.80.8100 TriNum W/L Med651.70.9206 Predom. Dn High439.71.3646 5B AP L/M593.41.0111 TriNum W/L Hig583.11.0289 ChiMac Up Low725.90.8266 5B AP Med526.31.1399 Predom. Upwind606.20.9898 ChiMac Up Med658.60.9110 5B AP M/H490.01.2246 Predom. Reaching532.41.1269 ChiMac Up High580.81.0331 5B AP High469.21.2787 Predom. Downwind560.61.0702 ChiMac Off Low693.70.8649 5B W/L Low1007.70.5954 Predom. Up Low822.50.7295 ChiMac Off Med618.40.9702 5B W/L L/M744.40.8060 Predom. Up L/M631.80.9496 ChiMac Off High528.51.1352 5B W/L Med642.30.9341 Predom. Up Med565.81.0604 ChiMac AP Low707.00.8486 5B W/L M/H590.31.0165 Predom. Up M/H534.01.1236 ChiMac AP Med636.70.9423 5B W/L High564.01.0638 Predom. Up High518.91.1563 ChiMac AP High553.71.0837 W/L 60-40 Low1017.60.5896 Predom. Rc Low722.30.8306 BayMac Cove Island810.30.7405 W/L 60-40 L/M755.70.7939 Predom. Rc L/M558.21.0748 BayMac Shore804.70.7456 W/L 60-40 Med656.60.9138 Predom. Rc Med500.71.1984 Harvest Moon474.51.2644 W/L 60-40 M/H608.30.9864 Predom. Rc M/H464.71.2910 5B SF Bay Low853.40.7031 W/L 60-40 High585.91.0241      SA/DSPL Up22.69SA/DSPL Dn52.12
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance581.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating581.81.0313
FinRating, kevyt tuuli990.71.0094
FinRating, kova tuuli472.51.0581
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0313
Triple Number Coastal/Long Distance Low0.8929
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2388
Triple Number Windward/Leeward Low0.6962
Triple Number Windward/Leeward Medium0.9206
Triple Number Windward/Leeward High1.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
For information
General Purpose Handicap (GPH)597.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Saronikos S All Purpose612.80.9791
Saronikos S Upwind690.10.8694
Saronikos S Downwind513.41.1686
Saronikos N All Purpose637.30.9415
Saronikos N Upwind720.00.8333
Saronikos N Downwind549.51.0919
Saronikos SW All Purpose612.90.9790
Saronikos SW Upwind707.80.8477
Saronikos SW Downwind513.21.1692
Saronikos NE All Purpose655.60.9152
Saronikos NE Upwind676.60.8867
Saronikos NE Downwind610.10.9835
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose558.11.0752
5-Band All Purpose Low808.10.7424
5-Band All Purpose L/M614.20.9769
5-Band All Purpose Med543.31.1043
5-Band All Purpose M/H503.51.1917
5-Band All Purpose High479.61.2510
Single Number Predominant Upwind581.31.0321
Single Number Predominant Reaching512.61.1706
Single Number Predominant Downwind538.41.1144
5-Band 50-50 Windward/Leeward Low1007.70.5954
5-Band 50-50 Windward/Leeward L/M744.40.8060
5-Band 50-50 Windward/Leeward Med642.30.9341
5-Band 50-50 Windward/Leeward M/H590.31.0165
5-Band 50-50 Windward/Leeward High564.01.0638
5-Band 60-40 Windward/Leeward Low1017.60.5896
5-Band 60-40 Windward/Leeward L/M755.70.7939
5-Band 60-40 Windward/Leeward Med656.60.9138
5-Band 60-40 Windward/Leeward M/H608.30.9864
5-Band 60-40 Windward/Leeward High585.91.0241
Triple Number 50-50 Windward/Leeward Low901.70.6654
Triple Number 50-50 Windward/Leeward Med651.80.9205
Triple Number 50-50 Windward/Leeward High583.21.0289
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward671.80.8931
Triple Number 60-40 Windward/Leeward Low911.70.6581
Triple Number 60-40 Windward/Leeward Med665.60.9015
Triple Number 60-40 Windward/Leeward High602.00.9966
Triple Number All-Purpose Low728.70.8234
Triple Number All-Purpose Med549.91.0912
Triple Number All-Purpose High497.11.2070
Triple Number Predominant Upwind Low749.90.8001
Triple Number Predominant Upwind Med573.71.0459
Triple Number Predominant Upwind High535.41.1208
Triple Number Predominant Reaching Low658.70.9108
Triple Number Predominant Reaching Med514.31.1667
Triple Number Predominant Reaching High449.81.3340
Triple Number Predominant Downwind Low718.10.8355
Triple Number Predominant Downwind Med529.41.1333
Triple Number Predominant Downwind High454.91.3188
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low672.0
Triple Number Coastal/Long Distance Medium532.5
Triple Number Coastal/Long Distance High484.3
Triple Number Windward/Leeward Low861.8
Triple Number Windward/Leeward Medium651.7
Triple Number Windward/Leeward High583.1
Predominantly Upwind582.3
Predominantly Downwind537.8
Predominantly Reaching518.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8929
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2388
Triple Number Windward/Leeward Low0.6962
Triple Number Windward/Leeward Medium0.9206
Triple Number Windward/Leeward High1.0289
Coastal/Long Distance1.0313
Predominantly Upwind1.0305
Predominantly Downwind1.1156
For information
General Purpose Handicap (GPH)597.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1194
Distanseseilas Trippeltall svak vind0.8929
Distanseseilas Trippeltall mellomvind1.1268
Distanseseilas Trippeltall sterk vind1.2388
Pølsebane Trippeltall svak vind0.6962
Pølsebane Trippeltall mellomvind0.9206
Pølsebane Trippeltall sterk vind1.0289
Motvind Singeltall1.0305
Medvind Singeltall1.1156
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Coastal/Long Distance581.81.0313
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind582.31.0305
Predominantly Downwind537.81.1156
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore548.31.0943
Cape Doctor Coastal457.21.3124
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8929
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2388
Triple Number Windward/Leeward Low0.6962
Triple Number Windward/Leeward Medium0.9206
Triple Number Windward/Leeward High1.0289
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8929
Triple Number Coastal/Long Distance Medium1.1268
Triple Number Coastal/Long Distance High1.2388
Triple Number Windward/Leeward Low0.6962
Triple Number Windward/Leeward Medium0.9206
Triple Number Windward/Leeward High1.0289
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Predominantly Upwind582.31.0305
Predominantly Downwind537.81.1156
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance581.81.0313
Triple Number Coastal/Long Distance Low672.00.8929
Triple Number Coastal/Long Distance Medium532.51.1268
Triple Number Coastal/Long Distance High484.31.2388
Triple Number Windward/Leeward Low861.80.6962
Triple Number Windward/Leeward Medium651.70.9206
Triple Number Windward/Leeward High583.11.0289
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1351.5945.8727.6614.2553.2520.3493.2450.5434.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP558.11.0752 Predom. Dn High439.71.3646 5B AP M/H490.01.2246 TriNum AP Low671.90.8929 Predom. Rc Low722.30.8306 5B AP High469.21.2787 TriNum AP Med532.51.1267 Predom. Rc L/M558.21.0748 5B SF Bay Low853.40.7031 TriNum AP High484.41.2388 Predom. Rc Med500.71.1984 5B SF Bay L/M710.50.8445 TriNum W/L Low901.70.6654 Predom. Rc M/H464.71.2910 5B SF Bay Med620.20.9675 TriNum W/L Med651.70.9206 Predom. Rc High440.71.3615 5B SF Bay M/H573.01.0472 TriNum W/L Hig583.11.0289 5B W/L Low1007.70.5954 5B SF Bay High548.31.0943 Predom. Upwind606.20.9898 5B W/L L/M744.40.8060 ChiMac Up Low725.90.8266 Predom. Reaching532.41.1269 5B W/L Med642.30.9341 ChiMac Up Med658.60.9110 Predom. Downwind560.61.0702 5B W/L M/H590.31.0165 ChiMac Up High580.81.0331 Predom. Up Low822.50.7295 5B W/L High564.01.0638 ChiMac Off Low693.70.8649 Predom. Up L/M631.80.9496 W/L 60-40 Low1017.60.5896 ChiMac Off Med618.40.9702 Predom. Up Med565.81.0604 W/L 60-40 L/M755.70.7939 ChiMac Off High528.51.1352 Predom. Up M/H534.01.1236 W/L 60-40 Med656.60.9138 ChiMac AP Low707.00.8486 Predom. Up High518.91.1563 W/L 60-40 M/H608.30.9864 ChiMac AP Med636.70.9423 Predom. Dn Low800.00.7500 W/L 60-40 High585.91.0241 ChiMac AP High553.71.0837 Predom. Dn L/M599.31.0012 5B AP Low740.80.8100 BayMac Cove Island810.30.7405 Predom. Dn Med521.71.1501 5B AP L/M593.41.0111 BayMac Shore804.70.7456 Predom. Dn M/H473.21.2680 5B AP Med526.31.1399 Harvest Moon474.51.2644      SA/DSPL Up22.69SA/DSPL Dn52.12
ORC Ref  03190004NC2 Issued on 28/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
TWINS AGAINITA-57777
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)
ClassX-37Measurement30/03/2026HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.345Maximum beam3.470Draft2.314Displacement6,493Wetted area27.23IMS L10.181LSM09.840Accomod. length11.277Sink (kg/mm) 20.36
VCGD0.080VCGM0.073 RM Rated (kg·m) 142.2Limit of positive stability(°) 116.4 Stability Index 120.4 BLR index 0.0000Default crew weight673 Declared crew weight 720
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.445PBWPIPA0.0034
EDL2.395ST10.042ST20.180
ST30.180ST40.112ST50.255
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.700IG14.730ISP16.150MDT10.122MDL10.205MDT20.100MDL20.185TL0.800MW0.205GO0.255
E5.000J4.320BAS1.750FSD0.033SFJ0.000SPLWPLTPS5.720BD0.250MWT197.90MCG5.440
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date30/03/2026MeasurerFIV-124
SFFP0.250FFM1.402FF1.407LCFcl6.383SG1.0020
SAFP10.800FAM1.072FA1.085LCFsh6.603HBI1.195
W168.4W268.4W368.4W468.4LCFD6.320
PD1196.1PD2194.8PD3192.5PD4190.9
WD5.020PLM9000.00GSA1.0RSA1.0RM139.7
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGBFuel90409.20AWater18005.50Total deductible349.20
OTHER ITEMSIdKindDescriptionWeightLCGVCGABattery2 batteries5.50BEngine (IC)YanmarTotal deductible
ORC Ref  03190004NC2 Issued on 28/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
TWINS AGAINITA-57777
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.271.071.873.134.1643.3509/04/2026
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.170.781.392.453.474.4315.15YesNo 36.1109/04/2026J1C0.054.5514.66NoInner 33.6809/04/2026ssB0.160.681.152.163.204.3015.00YesNo 32.7609/04/2026J3
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA18.7516.1017.439.669.28104%139.1709/04/2026A2
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.3 mTable area0.55 m²Headroom1.78 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity133 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity76 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03190004NC2 Issued on 28/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org