Club
Certificate
Non Spinnaker
2023

Boat

Mantra

NOR 11124

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.6°41.4°40.0°38.8°37.6°37.0°37.0°
Beat VMG3.354.174.815.305.605.735.83
52°5.126.227.027.547.837.988.10
60°5.406.507.267.728.018.188.34
75°5.576.667.427.878.178.418.73
90°5.416.537.337.838.178.448.94
110°4.775.966.907.588.038.379.02
120°4.455.646.607.357.868.228.88
135°3.844.995.976.807.457.908.56
150°3.284.355.316.166.907.498.24
Run VMG2.853.784.665.476.226.907.89
Gybe Angles151.4°154.1°160.4°178.4°179.3°179.3°179.9°

APH: 570.3

CDL: 10.701

GPH: 652.7

CertNo: 18707

BOAT
Class42 Custom CruiserDesignerAndrej ArminskiBuilderArminskiAge date01/1995Series date01/1995Offset fileNOR11124.offData file18707
HULL
Length Overall12.704 mMaximum Beam4.040 mDraft2.483 mDisplacement9,487 kgDLR6.1243IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameterm
CREW
Maximum weight847 kgMinimum weight636 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail47.7348.05Headsail Luffed32.2032.20Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail15.64Storm Jib12.97Heavy Weather Jib35.00
SAIL LIMITS
Headsails6  Spinnakers0 * Spinnaker pole aboard
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  03440002LP7Issued on 15/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Mantra

NOR 11124

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1075.4863.1749.1678.9643.0628.3617.0
52°703.0578.7513.0477.7459.8451.3444.6
60°666.2554.2496.2466.2449.6440.0431.8
75°646.3540.3485.4457.7440.8428.2412.3
90°664.9551.6491.1459.6440.8426.5402.8
110°754.8603.7521.4474.7448.5429.9399.3
120°809.7638.4545.3489.7458.2438.0405.2
135°938.1721.3603.0529.8483.4455.7420.5
150°1096.4828.2677.9584.6521.9480.6436.7
Run VMG1265.0952.9773.4658.0578.4521.7456.5
Selected Courses
Windward / Leeward1170.2908.0761.2668.5610.7575.0536.8
All purpose889.8704.3602.8541.9505.5483.2457.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward708.60.8468
All purpose570.31.0520
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7993
Downwind "popa"0.8068
70% up, 30% down "Ilhabela"0.8015
30% up, 70% down "Ilhabela-inverso"0.8045
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Predominantly Upwind599.41.0010
Predominantly Downwind611.00.9819
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low797.00.7528
Triple Number All Purpose Medium566.61.0589
Triple Number All Purpose High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Predominantly Upwind599.41.0010
Predominantly Downwind611.00.9819
Predominantly Upwind Low848.90.7068
Predominantly Upwind Medium600.10.9998
Predominantly Upwind High533.61.1244
Predominantly Downwind Low925.90.6480
Predominantly Downwind Medium619.50.9685
Predominantly Downwind High480.61.2485
Chicago-Mac Upwind0.9787
Chicago-Mac All Purpose0.9668
Chicago-Mac Downwind0.9583
Bayview-Mac Cove Island0.8841
Bayview-Mac Shore0.9100
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching544.51.1019
Predominantly Reaching Low727.10.8252
Predominantly Reaching Medium546.31.0984
Predominantly Reaching High454.91.3191
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.00.5217
5-Band Low / Medium931.90.6438
5-Band Medium686.40.8741
5-Band Medium / High582.41.0302
5-Band High543.41.1042
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance625.8
Triple Number Coastal/Long Distance Low797.0
Triple Number Coastal/Long Distance Medium566.6
Triple Number Coastal/Long Distance High479.0
Triple Number Windward/Leeward Low1039.1
Triple Number Windward/Leeward Medium704.9
Triple Number Windward/Leeward High569.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7528
Triple Number Coastal/Long Distance Medium1.0589
Triple Number Coastal/Long Distance High1.2525
Triple Number Windward/Leeward Low0.5774
Triple Number Windward/Leeward Medium0.8512
Triple Number Windward/Leeward High1.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low797.0
Triple Number Coastal/Long Distance Medium566.6
Triple Number Coastal/Long Distance High479.0
Triple Number Windward/Leeward Low1039.1
Triple Number Windward/Leeward Medium704.9
Triple Number Windward/Leeward High569.6
Predominantly Upwind599.4
Predominantly Downwind611.0
Predominantly Reaching570.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7528
Triple Number Coastal/Long Distance Medium1.0589
Triple Number Coastal/Long Distance High1.2525
Triple Number Windward/Leeward Low0.5774
Triple Number Windward/Leeward Medium0.8512
Triple Number Windward/Leeward High1.0534
Coastal/Long Distance0.9587
Predominantly Upwind1.0010
Predominantly Downwind0.9819
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7528
Tretall Distanseseilas Mellomvind1.0589
Tretall Distanseseilas Mye vind1.2525
Tretall Pølsebane Lite vind0.5774
Tretall Pølsebane Mellomvind0.8512
Tretall Pølsebane Mye vind1.0534
Distanseseilas ett tall (OSN 8-16kn)0.9587
Distanseseilas ett tall (APH 6-20kn)1.0520
Enkeltall Motvind1.0010
Enkeltall Medvind0.9819
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Coastal/Long Distance625.80.9587
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind599.41.0010
Predominantly Downwind611.00.9819
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore548.31.0944
Cape Doctor Coastal465.01.2904
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7528
Triple Number Coastal/Long Distance Medium1.0589
Triple Number Coastal/Long Distance High1.2525
Triple Number Windward/Leeward Low0.5774
Triple Number Windward/Leeward Medium0.8512
Triple Number Windward/Leeward High1.0534
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7528
Triple Number Coastal/Long Distance Medium1.0589
Triple Number Coastal/Long Distance High1.2525
Triple Number Windward/Leeward Low0.5774
Triple Number Windward/Leeward Medium0.8512
Triple Number Windward/Leeward High1.0534
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Predominantly Upwind599.41.0010
Predominantly Downwind611.00.9819
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance625.80.9587
Triple Number Coastal/Long Distance Low797.00.7528
Triple Number Coastal/Long Distance Medium566.61.0589
Triple Number Coastal/Long Distance High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1179.7855.0683.6579.4525.3489.5440.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low797.00.7528
Triple Number All Purpose Medium566.61.0589
Triple Number All Purpose High479.01.2525
Triple Number Windward/Leeward Low1039.10.5774
Triple Number Windward/Leeward Medium704.90.8512
Triple Number Windward/Leeward High569.61.0534
Predominantly Upwind599.41.0010
Predominantly Downwind611.00.9819
Predominantly Upwind Low848.90.7068
Predominantly Upwind Medium600.10.9998
Predominantly Upwind High533.61.1244
Predominantly Downwind Low925.90.6480
Predominantly Downwind Medium619.50.9685
Predominantly Downwind High480.61.2485
Chicago-Mac Upwind0.9787
Chicago-Mac All Purpose0.9668
Chicago-Mac Downwind0.9583
Bayview-Mac Cove Island0.8841
Bayview-Mac Shore0.9100
Harvest Moon Regatta491.21.2216
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy560.31.0709
San Francisco Bay Medium700.10.8570
Predominantly Reaching544.51.1019
Predominantly Reaching Low727.10.8252
Predominantly Reaching Medium546.31.0984
Predominantly Reaching High454.91.3191
Windward/Leeward 60-40 Low1025.10.5853
Windward/Leeward 60-40 Medium706.30.8495
Windward/Leeward 60-40 High589.41.0180
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.00.5217
5-Band Low / Medium931.90.6438
5-Band Medium686.40.8741
5-Band Medium / High582.41.0302
5-Band High543.41.1042
ORC Ref  03440002LP7Issued on 15/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Mantra

NOR 11124

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
Class42 Custom CruiserMeasurement01/05/2023HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.704Max. Beam4.040Draft2.483Displacement9,487Wetted area37.70IMS L11.725LSM011.570Acc. length12.704Sink (kg/mm) 27.87
VCGD0.065VCGM0.102RM Rated (kg·m) 256.0Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRDPBWPIPA0.0040
EDL2.000ST10.050ST20.180
ST30.180ST40.112ST50.300
RIG
Forestay tensionInner stayCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/CheckstaysSpreadersRotating mastNo
P16.550IG16.100ISP16.200MDT10.220MDL10.150MDT2MDL2TLTaperMWGO
E5.400J4.400BAS1.350FSDFoilSFJSPL4.420WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013MeasurerComment
SFFP0.262FFMFF1.493LCFcl7.133SG
SAFP12.020FAMFA1.136LCFsh7.408HBI1.289
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002LP7Issued on 15/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Non Spinnaker
2023

Boat

Mantra

NOR 11124

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.120.951.682.964.1147.73
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.080.561.082.123.214.2515.05NoNo 32.20
ORC Ref  03440002LP7Issued on 15/05/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org