Double HandedClub 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 Angles41.9°41.9°39.7°39.2°39.2°39.4°40.1°41.9°47.3°
Beat VMG2.693.513.984.154.214.244.234.053.65
52°4.155.285.815.986.066.116.136.045.76
60°4.375.526.026.196.286.346.376.336.16
75°4.485.676.236.466.616.726.796.836.77
90°4.805.916.326.656.927.107.267.457.55
110°4.625.876.516.997.327.647.878.348.70
120°4.495.816.557.027.578.088.539.189.60
135°4.005.356.297.007.768.559.1610.7612.14
150°3.194.525.616.357.037.788.7711.7514.17
Run VMG2.773.914.865.526.096.747.5910.1812.70
Gybe Angles143.1°143.1°149.2°152.9°161.3°147.8°145.6°148.8°152.5°
APH ToD:598.4CDL: 6.413APH ToT: 1.0026CertNo: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 weight150(declared)Minimum weight120 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5722.50Headsail 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  031900042B8Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub 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 VMG1338.41025.0903.5867.7854.8849.8850.9890.0986.5
52°866.7682.3619.8602.0594.0589.2587.2595.6625.1
60°822.9652.5597.7582.0573.7568.0565.0568.4584.1
75°804.4635.1577.8556.9544.8535.9529.9526.9531.7
90°749.6608.9569.4541.1520.0506.8496.1483.0477.1
110°778.9613.8552.8515.3491.6471.4457.6431.9413.7
120°801.0619.7549.3512.7475.5445.4421.8392.3374.9
135°900.0673.2572.6514.6463.8421.1392.9334.7296.4
150°1128.5797.4642.0567.2512.0462.7410.6306.4254.0
Run VMG1300.4920.7741.3652.0590.8534.3474.2353.8283.4
Selected Courses
Windward / Leeward1316.1972.8822.4759.8722.8692.0662.5621.9635.0
All purpose991.2755.7659.6617.1589.3567.1548.6524.3529.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward735.40.8158
All purpose598.41.0026
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6729
Downwind "popa"0.9843
70% up, 30% down "Ilhabela"0.7435
30% up, 70% down "Ilhabela-inverso"0.8643
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Predominantly Upwind666.40.9004
Predominantly Downwind573.91.0454
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low707.70.8479
TriNum AP Med598.91.0018
TriNum AP High544.11.1027
TriNum W/L Low933.50.6427
TriNum W/L Med735.70.8155
TriNum W/L Hig654.70.9165
Predom. Upwind685.00.8759
Predom. Reaching576.31.0411
Predom. Downwind589.71.0175
Predom. Up Low836.00.7177
Predom. Up L/M700.30.8567
Predom. Up Med655.40.9155
Predom. Up M/H630.80.9512
Predom. Up High630.60.9515
Predom. Dn Low809.60.7411
Predom. Dn L/M639.70.9379
Predom. Dn Med562.31.0671
Predom. Dn M/H493.61.2155
Predom. Dn High441.51.3590
Predom. Rc Low730.10.8218
Predom. Rc L/M606.90.9886
Predom. Rc Med553.71.0837
Predom. Rc M/H512.01.1718
Predom. Rc High487.61.2306
SA/DSPL Upwind32.70SA/DSPL Downwind78.36
Scoring OptionTODTOT
5B W/L Low1021.90.5872
5B W/L L/M807.80.7428
5B W/L Med727.00.8253
5B W/L M/H665.80.9012
5B W/L High631.20.9506
W/L 60-40 Low1032.10.5813
W/L 60-40 L/M826.50.7259
W/L 60-40 Med753.60.7962
W/L 60-40 M/H704.20.8520
W/L 60-40 High684.90.8760
5B AP Low756.80.7928
5B AP L/M648.40.9254
5B AP Med592.61.0124
5B AP M/H551.11.0887
5B AP High529.51.1332
5B SF Bay Low895.20.6702
5B SF Bay L/M777.00.7722
5B SF Bay Med704.10.8521
5B SF Bay M/H651.80.9205
5B SF Bay High627.30.9565
Chicago-Mac Upwind0.8575
Chicago-Mac All Purpose0.9171
Chicago-Mac Downwind0.9799
BayMac Cove Island836.50.7173
BayMac Shore830.80.7222
Harvest Moon502.01.1953
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance647.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating647.30.9269
FinRating, kevyt tuuli997.51.0025
FinRating, kova tuuli531.90.9401
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9269
Triple Number Coastal/Long Distance Low0.8479
Triple Number Coastal/Long Distance Medium1.0019
Triple Number Coastal/Long Distance High1.1027
Triple Number Windward/Leeward Low0.6684
Triple Number Windward/Leeward Medium0.8155
Triple Number Windward/Leeward High0.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
For information
General Purpose Handicap (GPH)657.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low707.6
Triple Number Coastal/Long Distance Medium598.9
Triple Number Coastal/Long Distance High544.1
Triple Number Windward/Leeward Low897.7
Triple Number Windward/Leeward Medium735.7
Triple Number Windward/Leeward High654.7
Predominantly Upwind666.4
Predominantly Downwind573.9
Predominantly Reaching562.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8479
Triple Number Coastal/Long Distance Medium1.0019
Triple Number Coastal/Long Distance High1.1027
Triple Number Windward/Leeward Low0.6684
Triple Number Windward/Leeward Medium0.8155
Triple Number Windward/Leeward High0.9165
Coastal/Long Distance0.9269
Predominantly Upwind0.9004
Predominantly Downwind1.0454
For information
General Purpose Handicap (GPH)657.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0026
Distanseseilas Trippeltall svak vind0.8479
Distanseseilas Trippeltall mellomvind1.0019
Distanseseilas Trippeltall sterk vind1.1027
Pølsebane Trippeltall svak vind0.6684
Pølsebane Trippeltall mellomvind0.8155
Pølsebane Trippeltall sterk vind0.9165
Motvind Singeltall0.9004
Medvind Singeltall1.0454
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Coastal/Long Distance647.30.9269
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind666.40.9004
Predominantly Downwind573.91.0454
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore631.00.9508
Cape Doctor Coastal528.21.1359
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8479
Triple Number Coastal/Long Distance Medium1.0019
Triple Number Coastal/Long Distance High1.1027
Triple Number Windward/Leeward Low0.6684
Triple Number Windward/Leeward Medium0.8155
Triple Number Windward/Leeward High0.9165
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8479
Triple Number Coastal/Long Distance Medium1.0019
Triple Number Coastal/Long Distance High1.1027
Triple Number Windward/Leeward Low0.6684
Triple Number Windward/Leeward Medium0.8155
Triple Number Windward/Leeward High0.9165
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Predominantly Upwind666.40.9004
Predominantly Downwind573.91.0454
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low707.60.8479
Triple Number Coastal/Long Distance Medium598.91.0019
Triple Number Coastal/Long Distance High544.11.1027
Triple Number Windward/Leeward Low897.70.6684
Triple Number Windward/Leeward Medium735.70.8155
Triple Number Windward/Leeward High654.70.9165
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1378.5967.6775.8689.8631.2589.3551.0491.8487.6
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low707.70.8479
TriNum AP Med598.91.0018
TriNum AP High544.11.1027
TriNum W/L Low933.50.6427
TriNum W/L Med735.70.8155
TriNum W/L Hig654.70.9165
Predom. Upwind685.00.8759
Predom. Reaching576.31.0411
Predom. Downwind589.71.0175
Predom. Up Low836.00.7177
Predom. Up L/M700.30.8567
Predom. Up Med655.40.9155
Predom. Up M/H630.80.9512
Predom. Up High630.60.9515
Predom. Dn Low809.60.7411
Predom. Dn L/M639.70.9379
Predom. Dn Med562.31.0671
Predom. Dn M/H493.61.2155
Predom. Dn High441.51.3590
Predom. Rc Low730.10.8218
Predom. Rc L/M606.90.9886
Predom. Rc Med553.71.0837
Predom. Rc M/H512.01.1718
Predom. Rc High487.61.2306
SA/DSPL Upwind32.70SA/DSPL Downwind78.36
Scoring OptionTODTOT
5B W/L Low1021.90.5872
5B W/L L/M807.80.7428
5B W/L Med727.00.8253
5B W/L M/H665.80.9012
5B W/L High631.20.9506
W/L 60-40 Low1032.10.5813
W/L 60-40 L/M826.50.7259
W/L 60-40 Med753.60.7962
W/L 60-40 M/H704.20.8520
W/L 60-40 High684.90.8760
5B AP Low756.80.7928
5B AP L/M648.40.9254
5B AP Med592.61.0124
5B AP M/H551.11.0887
5B AP High529.51.1332
5B SF Bay Low895.20.6702
5B SF Bay L/M777.00.7722
5B SF Bay Med704.10.8521
5B SF Bay M/H651.80.9205
5B SF Bay High627.30.9565
Chicago-Mac Upwind0.8575
Chicago-Mac All Purpose0.9171
Chicago-Mac Downwind0.9799
BayMac Cove Island836.50.7173
BayMac Shore830.80.7222
Harvest Moon502.01.1953
ORC Ref  031900042B8Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub 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 L6.723LSM06.324Acc. length7.470Sink (kg/mm) 7.74
VCGD-0.118VCGM-0.116RM Rated (kg·m) 21.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weight150
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  031900042B8Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub 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  031900042B8Issued on 14/10/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org