International Certificate2026
SIDERACORDISITA-41048
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 Angles45.5°42.7°40.5°38.6°37.7°37.3°37.4°37.4°38.8°
Beat VMG2.793.954.795.275.485.605.675.745.63
52°4.385.997.027.537.727.837.907.987.96
60°4.716.297.257.737.938.048.128.228.21
75°4.956.507.407.888.178.358.478.658.73
90°4.876.567.558.038.288.548.789.109.29
110°4.676.387.478.088.568.959.269.8010.16
120°4.356.067.307.988.498.989.4910.3411.18
135°3.765.416.717.608.158.669.2110.5112.40
150°3.114.565.816.877.648.168.649.7611.34
Run VMG2.693.955.035.966.737.367.868.759.85
Gybe Angles139.9°142.4°147.6°152.0°157.4°165.1°170.2°169.8°158.8°
APH ToD:505.7CDL: 10.748APH ToT: 1.1865CertNo:26/3
BOAT
ClassX-41DesignerJeppesenBuilderX-YachtsAge date07/2008Series date01/2006Offset fileX41.OD.OFFData fileI41048
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.498 mDisplacement6,873 kgDLR5.4869IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.229%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight885 kg(declared)Minimum weight752 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.9453.93Headsail Luffed45.2545.25Headsail FlyingSymmetric130.50130.50Asymmetric98.17107.35 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail15.46Storm Jib14.72Heavy Weather Jib39.73
SAIL LIMITS
Headsails6Spinnakers5
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 182.7 kg·m Stability Index 121.2
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  03190004NNL Issued on 29/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SIDERACORDISITA-41048
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 VMG1288.4910.6751.3682.5656.6642.9634.7627.2639.8
52°822.6600.9512.7478.4466.3459.9455.7451.0452.3
60°765.1572.1496.4466.0454.0447.7443.3438.0438.7
75°727.5553.8486.4457.0440.8431.3425.0416.4412.3
90°739.3548.4476.9448.3434.6421.5409.8395.7387.4
110°771.4564.4482.0445.3420.6402.1388.7367.3354.3
120°827.0594.4493.4451.2424.2400.7379.4348.2321.9
135°958.3665.2536.6473.7441.6415.5391.1342.5290.3
150°1157.2789.3619.8523.8471.2441.3416.8369.0317.5
Run VMG1336.2911.4715.7603.8534.9489.2458.0411.6365.4
Selected Courses
Windward / Leeward1312.3911.0733.5643.2595.7566.1546.3519.4502.6
All purpose984.2699.0577.6520.2490.7471.4457.0435.0419.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward620.10.9676
All purpose505.71.1865
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8561
Downwind "popa"1.0183
70% up, 30% down "Ilhabela"0.8991
30% up, 70% down "Ilhabela-inverso"0.9635
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Predominantly Upwind545.71.0996
Predominantly Downwind513.61.1682
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP526.01.1406 Predom. Rc High411.21.4591 5B SF Bay L/M673.60.8908 TriNum AP Low638.30.9400 Predom. Dn Low783.90.7654 5B SF Bay Med585.61.0246 TriNum AP Med503.01.1928 Predom. Dn L/M579.01.0363 5B SF Bay M/H535.61.1203 TriNum AP High452.41.3264 Predom. Dn Med497.11.2069 5B SF Bay High508.91.1790 TriNum W/L Low862.20.6959 Predom. Dn M/H443.71.3523 5B AP Low709.60.8455 TriNum W/L Med615.60.9747 Predom. Dn High407.61.4719 5B AP L/M562.41.0668 TriNum W/L Hig541.21.1087 ChiMac Up Low677.40.8857 5B AP Med496.81.2078 Predom. Upwind567.51.0573 ChiMac Up Med615.70.9745 5B AP M/H458.61.3084 Predom. Reaching502.51.1941 ChiMac Up High543.51.1040 5B AP High436.11.3759 Predom. Downwind536.51.1184 ChiMac Off Low674.60.8894 5B W/L Low967.00.6205 Predom. Up Low766.50.7828 ChiMac Off Med596.51.0059 5B W/L L/M707.50.8481 Predom. Up L/M590.01.0169 ChiMac Off High502.81.1932 5B W/L Med605.90.9902 Predom. Up Med530.81.1304 ChiMac AP Low672.30.8925 5B W/L M/H549.31.0924 Predom. Up M/H500.71.1984 ChiMac AP Med603.40.9943 5B W/L High521.21.1513 Predom. Up High485.61.2357 ChiMac AP High521.61.1502 W/L 60-40 Low966.60.6207 Predom. Rc Low686.40.8741 BayMac Cove Island774.00.7752 W/L 60-40 L/M713.30.8412 Predom. Rc L/M528.81.1346 BayMac Shore766.90.7823 W/L 60-40 Med617.70.9714 Predom. Rc Med472.21.2706 Harvest Moon445.11.3480 W/L 60-40 M/H566.71.0587 Predom. Rc M/H436.01.3762 5B SF Bay Low812.10.7388 W/L 60-40 High543.11.1048      SA/DSPL Up26.99SA/DSPL Dn50.42
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance549.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating549.61.0916
FinRating, kevyt tuuli952.11.0503
FinRating, kova tuuli438.21.1412
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0916
Triple Number Coastal/Long Distance Low0.9400
Triple Number Coastal/Long Distance Medium1.1929
Triple Number Coastal/Long Distance High1.3264
Triple Number Windward/Leeward Low0.7297
Triple Number Windward/Leeward Medium0.9747
Triple Number Windward/Leeward High1.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
For information
General Purpose Handicap (GPH)565.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Saronikos S All Purpose569.91.0527
Saronikos S Upwind636.90.9421
Saronikos S Downwind489.21.2265
Saronikos N All Purpose599.71.0005
Saronikos N Upwind663.50.9042
Saronikos N Downwind535.01.1215
Saronikos SW All Purpose571.31.0502
Saronikos SW Upwind650.50.9224
Saronikos SW Downwind494.61.2130
Saronikos NE All Purpose621.30.9657
Saronikos NE Upwind623.30.9626
Saronikos NE Downwind599.51.0008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose526.01.1406
5-Band All Purpose Low770.60.7787
5-Band All Purpose L/M582.41.0302
5-Band All Purpose Med512.91.1699
5-Band All Purpose M/H471.61.2724
5-Band All Purpose High446.61.3435
Single Number Predominant Upwind544.21.1025
Single Number Predominant Reaching484.11.2394
Single Number Predominant Downwind514.61.1660
5-Band 50-50 Windward/Leeward Low967.00.6205
5-Band 50-50 Windward/Leeward L/M707.50.8481
5-Band 50-50 Windward/Leeward Med605.90.9902
5-Band 50-50 Windward/Leeward M/H549.31.0924
5-Band 50-50 Windward/Leeward High521.21.1513
5-Band 60-40 Windward/Leeward Low966.60.6207
5-Band 60-40 Windward/Leeward L/M713.30.8412
5-Band 60-40 Windward/Leeward Med617.70.9714
5-Band 60-40 Windward/Leeward M/H566.71.0587
5-Band 60-40 Windward/Leeward High543.11.1048
Triple Number 50-50 Windward/Leeward Low862.20.6959
Triple Number 50-50 Windward/Leeward Med615.70.9745
Triple Number 50-50 Windward/Leeward High541.21.1087
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward631.60.9500
Triple Number 60-40 Windward/Leeward Low863.80.6946
Triple Number 60-40 Windward/Leeward Med626.50.9577
Triple Number 60-40 Windward/Leeward High559.71.0720
Triple Number All-Purpose Low693.40.8652
Triple Number All-Purpose Med519.41.1551
Triple Number All-Purpose High464.71.2910
Triple Number Predominant Upwind Low700.20.8568
Triple Number Predominant Upwind Med538.11.1151
Triple Number Predominant Upwind High501.61.1962
Triple Number Predominant Reaching Low625.20.9596
Triple Number Predominant Reaching Med485.31.2365
Triple Number Predominant Reaching High421.81.4225
Triple Number Predominant Downwind Low699.60.8576
Triple Number Predominant Downwind Med506.11.1856
Triple Number Predominant Downwind High425.41.4105
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low638.3
Triple Number Coastal/Long Distance Medium503.0
Triple Number Coastal/Long Distance High452.4
Triple Number Windward/Leeward Low822.3
Triple Number Windward/Leeward Medium615.6
Triple Number Windward/Leeward High541.2
Predominantly Upwind545.7
Predominantly Downwind513.6
Predominantly Reaching492.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9400
Triple Number Coastal/Long Distance Medium1.1929
Triple Number Coastal/Long Distance High1.3264
Triple Number Windward/Leeward Low0.7297
Triple Number Windward/Leeward Medium0.9747
Triple Number Windward/Leeward High1.1087
Coastal/Long Distance1.0916
Predominantly Upwind1.0996
Predominantly Downwind1.1682
For information
General Purpose Handicap (GPH)565.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1865
Distanseseilas Trippeltall svak vind0.9400
Distanseseilas Trippeltall mellomvind1.1929
Distanseseilas Trippeltall sterk vind1.3264
Pølsebane Trippeltall svak vind0.7297
Pølsebane Trippeltall mellomvind0.9747
Pølsebane Trippeltall sterk vind1.1087
Motvind Singeltall1.0996
Medvind Singeltall1.1682
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Coastal/Long Distance549.61.0916
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind545.71.0996
Predominantly Downwind513.61.1682
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore507.71.1819
Cape Doctor Coastal424.01.4150
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9400
Triple Number Coastal/Long Distance Medium1.1929
Triple Number Coastal/Long Distance High1.3264
Triple Number Windward/Leeward Low0.7297
Triple Number Windward/Leeward Medium0.9747
Triple Number Windward/Leeward High1.1087
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9400
Triple Number Coastal/Long Distance Medium1.1929
Triple Number Coastal/Long Distance High1.3264
Triple Number Windward/Leeward Low0.7297
Triple Number Windward/Leeward Medium0.9747
Triple Number Windward/Leeward High1.1087
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Predominantly Upwind545.71.0996
Predominantly Downwind513.61.1682
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low638.30.9400
Triple Number Coastal/Long Distance Medium503.01.1929
Triple Number Coastal/Long Distance High452.41.3264
Triple Number Windward/Leeward Low822.30.7297
Triple Number Windward/Leeward Medium615.60.9747
Triple Number Windward/Leeward High541.21.1087
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1314.7911.0691.1582.7523.1489.2461.3416.5399.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP526.01.1406 Predom. Dn High407.61.4719 5B AP M/H458.61.3084 TriNum AP Low638.30.9400 Predom. Rc Low686.40.8741 5B AP High436.11.3759 TriNum AP Med503.01.1928 Predom. Rc L/M528.81.1346 5B SF Bay Low812.10.7388 TriNum AP High452.41.3264 Predom. Rc Med472.21.2706 5B SF Bay L/M673.60.8908 TriNum W/L Low862.20.6959 Predom. Rc M/H436.01.3762 5B SF Bay Med585.61.0246 TriNum W/L Med615.60.9747 Predom. Rc High411.21.4591 5B SF Bay M/H535.61.1203 TriNum W/L Hig541.21.1087 5B W/L Low967.00.6205 5B SF Bay High508.91.1790 Predom. Upwind567.51.0573 5B W/L L/M707.50.8481 ChiMac Up Low677.40.8857 Predom. Reaching502.51.1941 5B W/L Med605.90.9902 ChiMac Up Med615.70.9745 Predom. Downwind536.51.1184 5B W/L M/H549.31.0924 ChiMac Up High543.51.1040 Predom. Up Low766.50.7828 5B W/L High521.21.1513 ChiMac Off Low674.60.8894 Predom. Up L/M590.01.0169 W/L 60-40 Low966.60.6207 ChiMac Off Med596.51.0059 Predom. Up Med530.81.1304 W/L 60-40 L/M713.30.8412 ChiMac Off High502.81.1932 Predom. Up M/H500.71.1984 W/L 60-40 Med617.70.9714 ChiMac AP Low672.30.8925 Predom. Up High485.61.2357 W/L 60-40 M/H566.71.0587 ChiMac AP Med603.40.9943 Predom. Dn Low783.90.7654 W/L 60-40 High543.11.1048 ChiMac AP High521.61.1502 Predom. Dn L/M579.01.0363 5B AP Low709.60.8455 BayMac Cove Island774.00.7752 Predom. Dn Med497.11.2069 5B AP L/M562.41.0668 BayMac Shore766.90.7823 Predom. Dn M/H443.71.3523 5B AP Med496.81.2078 Harvest Moon445.11.3480      SA/DSPL Up26.99SA/DSPL Dn50.42
ORC Ref  03190004NNL Issued on 29/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SIDERACORDISITA-41048
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-41Measurement02/06/2024HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.350Maximum beam3.646Draft2.498Displacement6,873Wetted area30.74IMS L11.152LSM010.778Accomod. length11.850Sink (kg/mm) 23.03
VCGD0.034VCGM0.015 RM Rated (kg·m) 182.7Limit of positive stability(°) 117.8 Stability Index 121.2 BLR index 0.0000Default crew weight766 Declared crew weight 885
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.119PIPA0.0040
EDL1.880ST10.065ST20.180
ST30.180ST40.110ST50.310
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastAdjustableRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P16.150IG17.050ISP18.130MDT10.128MDL10.234MDT20.080MDL20.210TL0.870MW0.234GO0.264
E5.470J4.915BAS1.880FSD0.038SFJ0.285SPL5.013WPLTPS5.150BD0.265MWT184.60MCG5.634
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date15/04/2024MeasurerFIV-85CommentChioggia, good conditions
SFFP0.200FFM1.443FF1.444LCFcl6.911SG1.0250
SAFP11.995FAM1.096FA1.096LCFsh7.131HBI1.209
W1120.0W2120.0W3120.0W4120.0
PD1613.2PD2614.4PD3614.2PD4617.9
WD11.820PLM9000.00GSA1.0RSA1.0RM181.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAinoxFuel9076.200.00BpvcWater18006.200.00AinoxFuel9076.200.00BpvcWater18006.200.00Total deductible126.200.00
OTHER ITEMSIdKindDescriptionWeightLCGVCGCMiscellaneousboiler159.350.00DMiscellaneouswebasto1311.800.00ABattery207.840.00BBattery704.900.00EEngine (IC)Volvo cv 40 - 2DTotal deductible0
ORC Ref  03190004NNL Issued on 29/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SIDERACORDISITA-41048
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentC0.501.282.113.484.5552.9421/04/2026IHCA0.211.212.093.544.5952.8506/04/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ0.120.761.442.733.965.1616.89YesNo 45.2502/06/2024JLK0.110.761.422.703.965.1816.81NoNo 44.9126/05/2025H0.130.741.422.703.935.1916.77YesNo 44.7002/06/2024JLE0.120.741.392.673.945.1616.80YesNo 44.5302/06/2024J2I0.090.541.062.183.404.6416.18NoNo 36.4713/06/2017J3
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentD17.9517.9517.958.778.54130.5013/06/2017S-1,5E17.7817.7817.788.858.60130.3910/06/2022S2H17.8017.8017.808.768.56129.3531/05/2017S2G17.9517.9517.958.608.78129.1807/05/2025S2F17.6017.6017.608.708.72127.6609/05/2018S1I18.4018.4018.407.8010.35127.4231/05/2017S0
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA17.7316.2316.986.518.6575%98.1706/04/2022Code 1
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03190004NNL Issued on 29/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org