Double HandedClub Certificate2025
Velo RossaNOR 10028
Norges Seilforbund
Sognsveien 73
0854 OSLO
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°39.8°38.6°38.4°38.5°38.9°40.0°44.5°
Beat VMG2.503.394.014.234.324.364.384.283.98
52°3.875.105.826.046.146.206.246.226.06
60°4.115.336.006.236.346.416.476.496.38
75°4.295.506.146.476.656.786.886.976.95
90°4.415.566.136.556.897.137.317.567.70
110°4.485.766.456.837.157.457.738.318.82
120°4.385.686.477.047.467.868.259.039.80
135°3.855.206.176.837.518.349.1910.6012.03
150°3.094.405.486.236.847.468.2711.0614.08
Run VMG2.693.814.755.425.936.467.179.5812.21
Gybe Angles143.5°143.5°148.8°152.9°151.6°148.7°146.2°146.3°150.4°
APH ToD:600.1CDL: 6.664APH ToT: 0.9998CertNo:8189
BOAT
ClassBlusail 24DesignerBRENTALUCA/PERIOTTOBuilderRimini SailAge date01/2001Series date01/1997Offset filebsail24.offData file8189
HULL
Length Overall7.480Maximum Beam2.384Draft1.653Displacement1,181DLR4.1069IMS DivisionSportboatDynamic Allowance0.050%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.9421.76Headsail Luffed12.1912.19Headsail FlyingSymmetricAsymmetric56.7556.75 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.93Storm Jib3.85Heavy Weather Jib10.38
SAIL LIMITS
Headsails5Spinnakers4
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  03440003L3IIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
Velo RossaNOR 10028
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1440.61060.5898.2850.9833.1825.4821.5840.5904.8
52°930.0706.5618.7596.3586.6581.1577.3578.7594.2
60°875.1674.9599.7578.1567.9561.4556.8554.7564.3
75°839.4654.7586.2556.8541.5531.1523.4516.6517.7
90°815.5647.0587.7549.8522.5504.8492.7476.1467.7
110°803.8625.1557.7526.8503.2483.3465.6433.4408.2
120°821.9633.4556.3511.3482.6458.2436.2398.7367.4
135°935.9692.4583.6527.4479.1431.7391.8339.5299.2
150°1163.2819.1656.5577.7526.6482.9435.1325.5255.6
Run VMG1340.2945.8758.0663.7607.3557.6502.4375.9295.0
Selected Courses
Windward / Leeward1389.81003.2828.1757.3720.2691.5661.9608.2599.9
All purpose1046.9780.7666.0618.1589.8567.5547.1514.7507.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward735.40.8159
All purpose600.10.9998
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6851
Downwind "popa"0.9522
70% up, 30% down "Ilhabela"0.7481
30% up, 70% down "Ilhabela-inverso"0.8525
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Predominantly Upwind662.00.9063
Predominantly Downwind582.41.0302
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low723.30.8295
TriNum AP Med600.10.9999
TriNum AP High540.01.1110
TriNum W/L Low956.00.6276
TriNum W/L Med734.40.8170
TriNum W/L Hig649.20.9242
Predom. Upwind684.10.8770
Predom. Reaching583.11.0289
Predom. Downwind600.20.9996
Predom. Up Low869.30.6902
Predom. Up L/M703.60.8527
Predom. Up Med649.70.9235
Predom. Up M/H619.10.9692
Predom. Up High608.90.9853
Predom. Dn Low837.80.7161
Predom. Dn L/M651.30.9212
Predom. Dn Med570.31.0521
Predom. Dn M/H498.71.2031
Predom. Dn High442.41.3564
Predom. Rc Low761.80.7876
Predom. Rc L/M617.40.9718
Predom. Rc Med557.01.0772
Predom. Rc M/H509.41.1780
Predom. Rc High480.31.2493
SA/DSPL Upwind29.64SA/DSPL Downwind69.51
Scoring OptionTODTOT
5B W/L Low1056.20.5681
5B W/L L/M813.00.7380
5B W/L Med725.60.8269
5B W/L M/H662.80.9052
5B W/L High616.10.9739
W/L 60-40 Low1068.00.5618
W/L 60-40 L/M829.60.7233
W/L 60-40 Med748.30.8018
W/L 60-40 M/H695.50.8626
W/L 60-40 High662.50.9056
5B AP Low782.10.7672
5B AP L/M654.80.9164
5B AP Med593.51.0109
5B AP M/H548.71.0935
5B AP High519.01.1561
5B SF Bay Low918.70.6531
5B SF Bay L/M781.30.7680
5B SF Bay Med701.60.8552
5B SF Bay M/H646.00.9288
5B SF Bay High609.50.9844
Chicago-Mac Upwind0.8569
Chicago-Mac All Purpose0.9088
Chicago-Mac Downwind0.9625
BayMac Cove Island861.60.6964
BayMac Shore856.50.7005
Harvest Moon509.11.1785
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance648.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating648.60.9250
FinRating, kevyt tuuli1034.60.9666
FinRating, kova tuuli521.30.9591
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9250
Triple Number Coastal/Long Distance Low0.8295
Triple Number Coastal/Long Distance Medium1.0000
Triple Number Coastal/Long Distance High1.1110
Triple Number Windward/Leeward Low0.6553
Triple Number Windward/Leeward Medium0.8170
Triple Number Windward/Leeward High0.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
For information
General Purpose Handicap (GPH)662.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low723.3
Triple Number Coastal/Long Distance Medium600.0
Triple Number Coastal/Long Distance High540.1
Triple Number Windward/Leeward Low915.6
Triple Number Windward/Leeward Medium734.4
Triple Number Windward/Leeward High649.2
Predominantly Upwind662.0
Predominantly Downwind582.4
Predominantly Reaching568.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8295
Triple Number Coastal/Long Distance Medium1.0000
Triple Number Coastal/Long Distance High1.1110
Triple Number Windward/Leeward Low0.6553
Triple Number Windward/Leeward Medium0.8170
Triple Number Windward/Leeward High0.9242
Coastal/Long Distance0.9250
Predominantly Upwind0.9063
Predominantly Downwind1.0302
For information
General Purpose Handicap (GPH)662.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9998
Distanseseilas Trippeltall svak vind0.8295
Distanseseilas Trippeltall mellomvind1.0000
Distanseseilas Trippeltall sterk vind1.1110
Pølsebane Trippeltall svak vind0.6553
Pølsebane Trippeltall mellomvind0.8170
Pølsebane Trippeltall sterk vind0.9242
Motvind Singeltall0.9063
Medvind Singeltall1.0302
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Coastal/Long Distance648.60.9250
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind662.00.9063
Predominantly Downwind582.41.0302
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore602.40.9960
Cape Doctor Coastal509.41.1778
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8295
Triple Number Coastal/Long Distance Medium1.0000
Triple Number Coastal/Long Distance High1.1110
Triple Number Windward/Leeward Low0.6553
Triple Number Windward/Leeward Medium0.8170
Triple Number Windward/Leeward High0.9242
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8295
Triple Number Coastal/Long Distance Medium1.0000
Triple Number Coastal/Long Distance High1.1110
Triple Number Windward/Leeward Low0.6553
Triple Number Windward/Leeward Medium0.8170
Triple Number Windward/Leeward High0.9242
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Predominantly Upwind662.00.9063
Predominantly Downwind582.41.0302
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance648.60.9250
Triple Number Coastal/Long Distance Low723.30.8295
Triple Number Coastal/Long Distance Medium600.01.0000
Triple Number Coastal/Long Distance High540.11.1110
Triple Number Windward/Leeward Low915.60.6553
Triple Number Windward/Leeward Medium734.40.8170
Triple Number Windward/Leeward High649.20.9242
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1454.6997.4782.5688.3629.9590.0552.3487.8472.0
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low723.30.8295
TriNum AP Med600.10.9999
TriNum AP High540.01.1110
TriNum W/L Low956.00.6276
TriNum W/L Med734.40.8170
TriNum W/L Hig649.20.9242
Predom. Upwind684.10.8770
Predom. Reaching583.11.0289
Predom. Downwind600.20.9996
Predom. Up Low869.30.6902
Predom. Up L/M703.60.8527
Predom. Up Med649.70.9235
Predom. Up M/H619.10.9692
Predom. Up High608.90.9853
Predom. Dn Low837.80.7161
Predom. Dn L/M651.30.9212
Predom. Dn Med570.31.0521
Predom. Dn M/H498.71.2031
Predom. Dn High442.41.3564
Predom. Rc Low761.80.7876
Predom. Rc L/M617.40.9718
Predom. Rc Med557.01.0772
Predom. Rc M/H509.41.1780
Predom. Rc High480.31.2493
SA/DSPL Upwind29.64SA/DSPL Downwind69.51
Scoring OptionTODTOT
5B W/L Low1056.20.5681
5B W/L L/M813.00.7380
5B W/L Med725.60.8269
5B W/L M/H662.80.9052
5B W/L High616.10.9739
W/L 60-40 Low1068.00.5618
W/L 60-40 L/M829.60.7233
W/L 60-40 Med748.30.8018
W/L 60-40 M/H695.50.8626
W/L 60-40 High662.50.9056
5B AP Low782.10.7672
5B AP L/M654.80.9164
5B AP Med593.51.0109
5B AP M/H548.71.0935
5B AP High519.01.1561
5B SF Bay Low918.70.6531
5B SF Bay L/M781.30.7680
5B SF Bay Med701.60.8552
5B SF Bay M/H646.00.9288
5B SF Bay High609.50.9844
Chicago-Mac Upwind0.8569
Chicago-Mac All Purpose0.9088
Chicago-Mac Downwind0.9625
BayMac Cove Island861.60.6964
BayMac Shore856.50.7005
Harvest Moon509.11.1785
ORC Ref  03440003L3IIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
Velo RossaNOR 10028
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBlusail 24MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.480Max. Beam2.384Draft1.653Displacement1,181Wetted area10.88IMS L6.904LSM06.599Acc. length7.480Sink (kg/mm) 8.23
VCGD-0.120VCGM-0.133RM Rated (kg·m) 23.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P9.400IG8.700ISP10.300MDT10.090MDL10.150MDT20.010MDL20.090TL1.200MW0.150GO0.170
E3.600J2.640BAS1.080FSD0.000SFJ0.000SPL0.000WPLTPS4.390BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.120Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440003L3IIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
Velo RossaNOR 10028
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment430-2014052619260.140.821.412.313.3020.9426/05/2014
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment430-2014052619250.000.000.000.000.002.738.77NoNo 12.1926/05/2014
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment430-20140526193011.5010.2010.856.226.5096%56.7526/05/2014430-2017051517408.997.908.455.225.4895%37.1015/05/2017
CRUISER/RACER REQUIREMENTS*
Accommodation length7.5 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity15 lMinimum number of seats in cockpit2Food stowage0.12 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03440003L3IIssued on 18/03/2025Valid until 31/03/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org