Club Certificate2025
CINQUANTA%ITA-24536
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 Angles42.0°42.0°39.5°37.3°36.8°36.7°36.7°37.5°40.2°
Beat VMG2.493.464.174.484.594.644.684.654.44
52°3.955.215.976.256.366.446.496.546.43
60°4.235.456.126.436.576.666.746.826.76
75°4.575.746.276.626.897.057.177.327.37
90°4.675.916.516.857.087.407.647.998.21
110°4.565.876.607.077.628.048.439.009.51
120°4.435.766.577.217.788.319.0010.2211.03
135°3.895.246.206.887.618.519.6211.5413.38
150°3.124.435.526.266.867.478.3211.4414.58
Run VMG2.713.844.785.456.026.557.219.9112.62
Gybe Angles143.3°143.3°148.9°153.0°164.0°163.8°144.7°145.5°149.6°
APH ToD:578.3CDL: 7.092APH ToT: 1.0376CertNo:25/1
BOAT
ClassBlu Sail 24DesignerBrenta/PeriottoBuilderRimini SailAge date09/2000Series date10/1995Offset fileBSAIL24.OFFData fileI24536
HULL
Length Overall7.470Maximum Beam2.384Draft1.636Displacement1,044DLR4.1281IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight350(declared)Minimum weight220 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5722.49Headsail Luffed12.0912.09Headsail Flying34.9534.95Symmetric53.9953.99Asymmetric59.0959.09 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.86Storm Jib3.91Heavy Weather Jib10.54
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
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  031900042B5Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
CINQUANTA%ITA-24536
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 VMG1443.41041.3862.6804.4784.8775.8769.9774.3810.7
52°911.4691.2603.0576.2565.7559.3554.3550.4559.8
60°851.2660.5588.6560.3548.0540.2534.1527.9532.6
75°787.7627.3573.7543.6522.4510.9502.0491.5488.4
90°770.2608.8552.7525.5508.3486.5471.3450.6438.5
110°790.1613.2545.3509.0472.7447.5426.9399.9378.4
120°811.9625.0547.7499.2462.8433.4399.8352.1326.5
135°924.6686.5580.3523.0473.1423.0374.2312.0269.1
150°1152.5812.5652.3575.3524.7481.9432.5314.6247.0
Run VMG1329.2938.2753.2660.9598.3549.9499.4363.2285.2
Selected Courses
Windward / Leeward1386.2989.7807.9732.6691.5662.8634.7568.8547.9
All purpose1030.6764.9649.0598.8567.8544.0521.4481.5467.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward708.70.8466
All purpose578.31.0376
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7225
Downwind "popa"0.9626
70% up, 30% down "Ilhabela"0.7809
30% up, 70% down "Ilhabela-inverso"0.8753
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Predominantly Upwind636.10.9432
Predominantly Downwind568.51.0554
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low706.90.8487
TriNum AP Med579.01.0363
TriNum AP High512.11.1717
TriNum W/L Low940.00.6383
TriNum W/L Med707.80.8477
TriNum W/L Hig617.00.9725
Predom. Upwind657.20.9129
Predom. Reaching563.21.0653
Predom. Downwind585.11.0255
Predom. Up Low850.90.7051
Predom. Up L/M679.90.8825
Predom. Up Med623.30.9625
Predom. Up M/H588.51.0195
Predom. Up High569.81.0530
Predom. Dn Low824.00.7281
Predom. Dn L/M638.80.9393
Predom. Dn Med556.81.0775
Predom. Dn M/H481.11.2471
Predom. Dn High417.71.4366
Predom. Rc Low740.10.8107
Predom. Rc L/M598.51.0024
Predom. Rc Med539.81.1116
Predom. Rc M/H487.71.2302
Predom. Rc High451.81.3280
SA/DSPL Upwind32.70SA/DSPL Downwind78.36
Scoring OptionTODTOT
5B W/L Low1043.40.5750
5B W/L L/M791.00.7586
5B W/L Med698.50.8590
5B W/L M/H633.10.9478
5B W/L High576.61.0407
W/L 60-40 Low1054.20.5692
W/L 60-40 L/M804.10.7461
W/L 60-40 Med717.10.8367
W/L 60-40 M/H661.00.9077
W/L 60-40 High617.20.9721
5B AP Low766.00.7833
5B AP L/M636.40.9428
5B AP Med571.91.0492
5B AP M/H522.41.1486
5B AP High485.91.2348
5B SF Bay Low903.80.6639
5B SF Bay L/M759.10.7904
5B SF Bay Med674.30.8898
5B SF Bay M/H614.50.9764
5B SF Bay High567.71.0568
Chicago-Mac Upwind0.8906
Chicago-Mac All Purpose0.9385
Chicago-Mac Downwind0.9852
BayMac Cove Island843.20.7116
BayMac Shore837.50.7164
Harvest Moon489.71.2253
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance625.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating625.60.9591
FinRating, kevyt tuuli1021.60.9788
FinRating, kova tuuli486.81.0271
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9591
Triple Number Coastal/Long Distance Low0.8487
Triple Number Coastal/Long Distance Medium1.0363
Triple Number Coastal/Long Distance High1.1717
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8477
Triple Number Windward/Leeward High0.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
For information
General Purpose Handicap (GPH)641.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low707.0
Triple Number Coastal/Long Distance Medium579.0
Triple Number Coastal/Long Distance High512.1
Triple Number Windward/Leeward Low898.9
Triple Number Windward/Leeward Medium707.8
Triple Number Windward/Leeward High617.0
Predominantly Upwind636.1
Predominantly Downwind568.5
Predominantly Reaching552.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8487
Triple Number Coastal/Long Distance Medium1.0363
Triple Number Coastal/Long Distance High1.1717
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8477
Triple Number Windward/Leeward High0.9725
Coastal/Long Distance0.9591
Predominantly Upwind0.9432
Predominantly Downwind1.0554
For information
General Purpose Handicap (GPH)641.1
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0376
Distanseseilas Trippeltall svak vind0.8487
Distanseseilas Trippeltall mellomvind1.0363
Distanseseilas Trippeltall sterk vind1.1717
Pølsebane Trippeltall svak vind0.6675
Pølsebane Trippeltall mellomvind0.8477
Pølsebane Trippeltall sterk vind0.9725
Motvind Singeltall0.9432
Medvind Singeltall1.0554
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Coastal/Long Distance625.60.9591
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind636.10.9432
Predominantly Downwind568.51.0554
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore554.21.0827
Cape Doctor Coastal471.31.2730
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8487
Triple Number Coastal/Long Distance Medium1.0363
Triple Number Coastal/Long Distance High1.1717
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8477
Triple Number Windward/Leeward High0.9725
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8487
Triple Number Coastal/Long Distance Medium1.0363
Triple Number Coastal/Long Distance High1.1717
Triple Number Windward/Leeward Low0.6675
Triple Number Windward/Leeward Medium0.8477
Triple Number Windward/Leeward High0.9725
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Predominantly Upwind636.10.9432
Predominantly Downwind568.51.0554
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.60.9591
Triple Number Coastal/Long Distance Low707.00.8487
Triple Number Coastal/Long Distance Medium579.01.0363
Triple Number Coastal/Long Distance High512.11.1717
Triple Number Windward/Leeward Low898.90.6675
Triple Number Windward/Leeward Medium707.80.8477
Triple Number Windward/Leeward High617.00.9725
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.0984.6763.4666.2606.3566.2526.3455.3436.7
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low706.90.8487
TriNum AP Med579.01.0363
TriNum AP High512.11.1717
TriNum W/L Low940.00.6383
TriNum W/L Med707.80.8477
TriNum W/L Hig617.00.9725
Predom. Upwind657.20.9129
Predom. Reaching563.21.0653
Predom. Downwind585.11.0255
Predom. Up Low850.90.7051
Predom. Up L/M679.90.8825
Predom. Up Med623.30.9625
Predom. Up M/H588.51.0195
Predom. Up High569.81.0530
Predom. Dn Low824.00.7281
Predom. Dn L/M638.80.9393
Predom. Dn Med556.81.0775
Predom. Dn M/H481.11.2471
Predom. Dn High417.71.4366
Predom. Rc Low740.10.8107
Predom. Rc L/M598.51.0024
Predom. Rc Med539.81.1116
Predom. Rc M/H487.71.2302
Predom. Rc High451.81.3280
SA/DSPL Upwind32.70SA/DSPL Downwind78.36
Scoring OptionTODTOT
5B W/L Low1043.40.5750
5B W/L L/M791.00.7586
5B W/L Med698.50.8590
5B W/L M/H633.10.9478
5B W/L High576.61.0407
W/L 60-40 Low1054.20.5692
W/L 60-40 L/M804.10.7461
W/L 60-40 Med717.10.8367
W/L 60-40 M/H661.00.9077
W/L 60-40 High617.20.9721
5B AP Low766.00.7833
5B AP L/M636.40.9428
5B AP Med571.91.0492
5B AP M/H522.41.1486
5B AP High485.91.2348
5B SF Bay Low903.80.6639
5B SF Bay L/M759.10.7904
5B SF Bay Med674.30.8898
5B SF Bay M/H614.50.9764
5B SF Bay High567.71.0568
Chicago-Mac Upwind0.8906
Chicago-Mac All Purpose0.9385
Chicago-Mac Downwind0.9852
BayMac Cove Island843.20.7116
BayMac Shore837.50.7164
Harvest Moon489.71.2253
ORC Ref  031900042B5Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
CINQUANTA%ITA-24536
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)
ClassBlu Sail 24Measurement28/06/2003HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.470Max. Beam2.384Draft1.636Displacement1,044Wetted area10.34IMS L6.945LSM06.324Acc. length7.470Sink (kg/mm) 7.74
VCGD-0.118VCGM-0.116RM Rated (kg·m) 21.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight358Declared crew weight350
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P9.480IG8.786ISP10.620MDT10.096MDL10.142MDT20.076MDL20.114TL0.715MW0.142GO0.156
E3.530J2.640BAS1.170FSDNo FoilSFJ0.230SPL3.090WPLTPS4.260BD0.119MWTMCG
Flying Headsail Foretriangles IdISPTPS19.2804.260
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date28/06/2003
W15.5W211.0W316.5W422.0
PD160.0PD2120.0PD3180.0PD4240.0
WD7.000PLM2000.00GSA7.1RSA6358.0RM22.4
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  031900042B5Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
CINQUANTA%ITA-24536
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.901.602.533.1221.5713/10/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentB0.281.252.234.174.905.6310.02NoYes134.95A0.050.370.711.402.112.798.59NoNo 12.0913/10/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA10.4410.4410.446.196.2753.9913/10/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA11.367.529.447.527.48101%59.0913/10/2025
ORC Ref  031900042B5Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org