International
Certificate
2023

Boat

ORSA MAGGIORE

ITA-12821

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles45.4°43.0°41.8°40.8°40.2°39.6°39.0°
Beat VMG4.535.666.426.897.207.417.68
52°7.088.659.6610.2510.5710.7911.03
60°7.609.1310.1210.6710.9811.1711.39
75°7.999.4910.4511.0111.3511.5711.85
90°7.829.3410.3911.1611.5911.8312.10
110°7.359.1710.4511.1711.6011.9312.48
120°7.138.9810.3411.1611.6712.0512.53
135°6.378.139.5610.6311.3211.8112.64
150°5.256.778.089.2310.1910.9511.92
Run VMG4.555.867.007.998.839.5110.69
Gybe Angles138.5°140.6°143.0°145.7°148.7°152.0°170.0°

APH: 401.7

CDL: 20.435

GPH: 455.9

CertNo: 23/1

BOAT
ClassKetchDesignerA. Vallicelli & C.BuilderTencaraAge date11/1994Series date11/1994Offset fileorsa.offData fileI12821
HULL
Length Overall28.270 mMaximum Beam6.528 mDraft4.279 mDisplacement66,519 kgDLR4.6774IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.870m
CREW
Maximum weight1,700 kgMinimum weight1,275 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail135.19136.91Mizzen70.6671.17Headsail Luffed186.27186.27Headsail FlyingSymmetric359.46359.46AsymmetricMizzen Staysail232.89232.89
STORM SAIL AREAS (m²)
Trysail42.45Storm Jib43.38Heavy Weather Jib117.13
SAIL LIMITS
Headsails8  Spinnakers6
STABILITY
Righting Moment1916.8 kg·mStability Index127.9
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  03190002I8QIssued on 18/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ORSA MAGGIORE

ITA-12821

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG793.8635.6560.3522.5499.8485.7469.0
52°508.2416.4372.6351.3340.5333.7326.4
60°473.5394.1355.7337.3327.9322.2315.9
75°450.4379.4344.3327.0317.2311.1303.8
90°460.4385.5346.3322.7310.7304.2297.4
110°490.1392.5344.5322.2310.2301.7288.5
120°504.9401.0348.1322.6308.5298.7287.3
135°564.8442.9376.7338.8317.9304.7284.8
150°685.7531.9445.5390.0353.2328.7302.0
Run VMG791.8614.2514.4450.3407.8378.6336.7
Selected Courses
Windward / Leeward792.8624.9537.4486.4453.8432.1402.9
All purpose600.1480.0418.6384.5364.2351.1334.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward509.61.1773
All purpose401.71.4935
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"1.0588
Downwind "popa"1.2021
70% up, 30% down "Ilhabela"1.0981
30% up, 70% down "Ilhabela-inverso"1.1552
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Predominantly Upwind432.31.3881
Predominantly Downwind414.71.4468
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low540.11.1110
Triple Number All Purpose Medium398.81.5047
Triple Number All Purpose High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Predominantly Upwind432.31.3881
Predominantly Downwind414.71.4468
Predominantly Upwind Low598.51.0025
Predominantly Upwind Medium444.51.3499
Predominantly Upwind High401.01.4963
Predominantly Downwind Low600.90.9985
Predominantly Downwind Medium415.01.4456
Predominantly Downwind High340.81.7605
Chicago-Mac Upwind1.3581
Chicago-Mac All Purpose1.3830
Chicago-Mac Downwind1.4143
Bayview-Mac Cove Island1.2745
Bayview-Mac Shore1.2958
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching376.81.5925
Predominantly Reaching Low482.81.2428
Predominantly Reaching Medium373.21.6077
Predominantly Reaching High322.21.8622
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low779.90.7693
5-Band Low / Medium642.60.9337
5-Band Medium496.41.2087
5-Band Medium / High435.41.3780
5-Band High407.91.4709
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance441.9
Triple Number Coastal/Long Distance Low540.1
Triple Number Coastal/Long Distance Medium398.8
Triple Number Coastal/Long Distance High348.1
Triple Number Windward/Leeward Low708.8
Triple Number Windward/Leeward Medium506.8
Triple Number Windward/Leeward High426.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1110
Triple Number Coastal/Long Distance Medium1.5047
Triple Number Coastal/Long Distance High1.7237
Triple Number Windward/Leeward Low0.8465
Triple Number Windward/Leeward Medium1.1839
Triple Number Windward/Leeward High1.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low540.1
Triple Number Coastal/Long Distance Medium398.8
Triple Number Coastal/Long Distance High348.1
Triple Number Windward/Leeward Low708.8
Triple Number Windward/Leeward Medium506.8
Triple Number Windward/Leeward High426.6
Predominantly Upwind432.3
Predominantly Downwind414.7
Predominantly Reaching390.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1110
Triple Number Coastal/Long Distance Medium1.5047
Triple Number Coastal/Long Distance High1.7237
Triple Number Windward/Leeward Low0.8465
Triple Number Windward/Leeward Medium1.1839
Triple Number Windward/Leeward High1.4066
Coastal/Long Distance1.3577
Predominantly Upwind1.3881
Predominantly Downwind1.4468
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.1110
Tretall Distanseseilas Mellomvind1.5047
Tretall Distanseseilas Mye vind1.7237
Tretall Pølsebane Lite vind0.8465
Tretall Pølsebane Mellomvind1.1839
Tretall Pølsebane Mye vind1.4066
Distanseseilas ett tall (OSN 8-16kn)1.3577
Distanseseilas ett tall (APH 6-20kn)1.4935
Enkeltall Motvind1.3881
Enkeltall Medvind1.4468
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Coastal/Long Distance441.91.3577
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind432.31.3881
Predominantly Downwind414.71.4468
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore411.61.4576
Cape Doctor Coastal339.31.7682
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1110
Triple Number Coastal/Long Distance Medium1.5047
Triple Number Coastal/Long Distance High1.7237
Triple Number Windward/Leeward Low0.8465
Triple Number Windward/Leeward Medium1.1839
Triple Number Windward/Leeward High1.4066
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1110
Triple Number Coastal/Long Distance Medium1.5047
Triple Number Coastal/Long Distance High1.7237
Triple Number Windward/Leeward Low0.8465
Triple Number Windward/Leeward Medium1.1839
Triple Number Windward/Leeward High1.4066
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Predominantly Upwind432.31.3881
Predominantly Downwind414.71.4468
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance441.91.3577
Triple Number Coastal/Long Distance Low540.11.1110
Triple Number Coastal/Long Distance Medium398.81.5047
Triple Number Coastal/Long Distance High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance792.7585.5478.5414.0379.1354.1321.1
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low540.11.1110
Triple Number All Purpose Medium398.81.5047
Triple Number All Purpose High348.11.7237
Triple Number Windward/Leeward Low708.80.8465
Triple Number Windward/Leeward Medium506.81.1839
Triple Number Windward/Leeward High426.61.4066
Predominantly Upwind432.31.3881
Predominantly Downwind414.71.4468
Predominantly Upwind Low598.51.0025
Predominantly Upwind Medium444.51.3499
Predominantly Upwind High401.01.4963
Predominantly Downwind Low600.90.9985
Predominantly Downwind Medium415.01.4456
Predominantly Downwind High340.81.7605
Chicago-Mac Upwind1.3581
Chicago-Mac All Purpose1.3830
Chicago-Mac Downwind1.4143
Bayview-Mac Cove Island1.2745
Bayview-Mac Shore1.2958
Harvest Moon Regatta342.91.7500
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy414.81.4466
San Francisco Bay Medium497.41.2062
Predominantly Reaching376.81.5925
Predominantly Reaching Low482.81.2428
Predominantly Reaching Medium373.21.6077
Predominantly Reaching High322.21.8622
Windward/Leeward 60-40 Low710.00.8451
Windward/Leeward 60-40 Medium517.71.1589
Windward/Leeward 60-40 High445.81.3460
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low779.90.7693
5-Band Low / Medium642.60.9337
5-Band Medium496.41.2087
5-Band Medium / High435.41.3780
5-Band High407.91.4709
ORC Ref  03190002I8QIssued on 18/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ORSA MAGGIORE

ITA-12821

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)
ClassKetchMeasurement19/11/1994HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA28.270Max. Beam6.528Draft4.279Displacement66,519Wetted area123.43IMS L24.532LSM024.225Acc. length21.216Sink (kg/mm) 90.58
VCGD0.204VCGM0.069RM Rated (kg·m) 1916.8Limit of positive stability(°) 112.9Stability Index127.9
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.870PBW0.244PIPA0.0164
PSD0.055PHD0.130PHL0.360
PSA17.0°ESL1.500
ST10.032ST20.195ST30.195
ST40.105ST50.400
RIG
Forestay tensionAftInner stayFixedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3Rotating mastNo
P26.250IG29.455ISP29.465MDT10.210MDL10.435MDT20.210MDL20.375TL4.700MW0.435GO0.435
E9.240J8.000BAS2.510FSD0.060SFJ0.750SPL8.262WPLTPSBD0.400MWTMCG
PY22.100MDT1Y0.210MDL1Y0.410MDT2Y0.210MDL2Y0.360TLY5.000BASY2.205EY5.700BDY0.250IY24.705EB11.880
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date11/12/1994MeasurerFIV-124Comment
SFFP1.000FFM2.240FF2.325LCFcl15.490SG1.0120
SAFP28.000FAM1.460FA1.424LCFsh15.835HBI1.889
W1120.0W2240.0W3360.0W4480.0
PD179.6PD2158.6PD3239.0PD4318.7
WD16.200PLM9000.00GSA1.0RSA1.0RM1919.1
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGAWater25008.250.00BWater2,500011.700.00CFuel3,200014.300.00DFuel1,300015.650.00EWater272015.650.00FWater275019.420.00GWater345020.420.00HWater500023.750.00Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCGAMiscellaneousauxiliary outboard4227.000.00ABatteryN. 8 vani allogg. batterie1,22016.850.00AEngineAifo 350 hpAAnchoranchor + chain (270.0 m.)8872.200.00BAnchor5013.350.00Total deductible9372.790.00
ORC Ref  03190002I8QIssued on 18/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

ORSA MAGGIORE

ITA-12821

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.251.623.015.477.38135.19* Copied from legacy *
MIZZEN
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.131.021.853.394.6270.66* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.000.000.000.000.0011.990.00NoNo 186.27* Copied from legacy *
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC0.000.000.000.000.00359.46* Auto Added *
MIZZEN STAYSAIL
IdYSHFYSHWYSFLAreaMeas.DateCommentORC23.7412.5814.08232.89* Copied from legacy *
ORC Ref  03190002I8QIssued on 18/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org