Club
Certificate
2023

Boat

Mathilda

NOR 2044

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 Angles42.6°40.0°38.8°37.8°37.6°37.0°37.0°
Beat VMG3.344.034.394.564.654.714.75
52°5.035.886.256.406.486.546.59
60°5.276.066.406.566.656.716.77
75°5.396.186.546.746.876.967.07
90°5.266.166.566.827.017.177.39
110°5.286.286.747.037.267.437.69
120°5.096.166.697.047.347.618.03
135°4.545.636.396.817.187.548.31
150°3.774.855.796.446.837.177.89
Run VMG3.274.205.025.726.296.707.35
Gybe Angles144.8°149.6°152.0°160.4°175.4°179.0°179.0°

APH: 608.3

CDL: 7.669

GPH: 679.1

CertNo: 21823

BOAT
ClassAPHRODITE 101DesignerElvström/KjärulffBuilderAphrodite 101Age date01/1986Series date01/1976Offset fileE111.BOFData file21823
HULL
Length Overall9.950 mMaximum Beam2.444 mDraft1.745 mDisplacement3,183 kgDLR6.2280IMS DivisionCruiser/RacerDynamic Allowance0.060%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight500 kgMinimum weight375 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.0926.54Headsail Luffed22.4222.42Headsail FlyingSymmetric57.8457.84Asymmetric
STORM SAIL AREAS (m²)
Trysail7.35Storm Jib6.08Heavy Weather Jib16.40
SAIL LIMITS
Headsails5  Spinnakers4
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  03440002E5FIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mathilda

NOR 2044

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 VMG1076.8892.9819.9790.3774.2763.6757.1
52°715.1612.6576.2562.8555.3550.6545.9
60°683.2594.0562.1548.8541.6536.8531.5
75°668.2582.1550.5534.0523.8517.2509.0
90°684.7584.1548.4527.9513.3502.0487.4
110°682.3572.9534.4512.3495.7484.8468.3
120°707.5584.4537.9511.0490.3473.1448.3
135°793.3639.2563.3528.3501.7477.7433.1
150°953.7742.2622.0558.9527.1502.0456.4
Run VMG1101.3857.0717.2629.1572.3537.3489.6
Selected Courses
Windward / Leeward1089.0874.9768.5709.7673.3650.4623.4
All purpose838.8690.4623.9589.5568.4553.7533.0
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward739.40.8114
All purpose608.30.9864
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7149
Downwind "popa"0.8565
70% up, 30% down "Ilhabela"0.7522
30% up, 70% down "Ilhabela-inverso"0.8085
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Predominantly Upwind655.50.9153
Predominantly Downwind614.70.9760
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low764.60.7847
Triple Number All Purpose Medium604.10.9932
Triple Number All Purpose High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Predominantly Upwind655.50.9153
Predominantly Downwind614.70.9760
Predominantly Upwind Low840.10.7142
Predominantly Upwind Medium677.70.8854
Predominantly Upwind High642.60.9337
Predominantly Downwind Low845.70.7094
Predominantly Downwind Medium608.60.9859
Predominantly Downwind High512.21.1714
Chicago-Mac Upwind0.8999
Chicago-Mac All Purpose0.9259
Chicago-Mac Downwind0.9587
Bayview-Mac Cove Island0.8678
Bayview-Mac Shore0.8754
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching579.61.0352
Predominantly Reaching Low697.30.8604
Predominantly Reaching Medium573.91.0455
Predominantly Reaching High515.61.1637
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1072.60.5594
5-Band Low / Medium899.40.6671
5-Band Medium722.20.8308
5-Band Medium / High654.70.9165
5-Band High628.00.9554
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance659.6
Triple Number Coastal/Long Distance Low764.6
Triple Number Coastal/Long Distance Medium604.1
Triple Number Coastal/Long Distance High549.6
Triple Number Windward/Leeward Low982.0
Triple Number Windward/Leeward Medium733.9
Triple Number Windward/Leeward High646.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7847
Triple Number Coastal/Long Distance Medium0.9932
Triple Number Coastal/Long Distance High1.0917
Triple Number Windward/Leeward Low0.6110
Triple Number Windward/Leeward Medium0.8175
Triple Number Windward/Leeward High0.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low764.6
Triple Number Coastal/Long Distance Medium604.1
Triple Number Coastal/Long Distance High549.6
Triple Number Windward/Leeward Low982.0
Triple Number Windward/Leeward Medium733.9
Triple Number Windward/Leeward High646.0
Predominantly Upwind655.5
Predominantly Downwind614.7
Predominantly Reaching592.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7847
Triple Number Coastal/Long Distance Medium0.9932
Triple Number Coastal/Long Distance High1.0917
Triple Number Windward/Leeward Low0.6110
Triple Number Windward/Leeward Medium0.8175
Triple Number Windward/Leeward High0.9288
Coastal/Long Distance0.9097
Predominantly Upwind0.9153
Predominantly Downwind0.9760
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7847
Tretall Distanseseilas Mellomvind0.9932
Tretall Distanseseilas Mye vind1.0917
Tretall Pølsebane Lite vind0.6110
Tretall Pølsebane Mellomvind0.8175
Tretall Pølsebane Mye vind0.9288
Distanseseilas ett tall (OSN 8-16kn)0.9097
Distanseseilas ett tall (APH 6-20kn)0.9864
Enkeltall Motvind0.9153
Enkeltall Medvind0.9760
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Coastal/Long Distance659.60.9097
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind655.50.9153
Predominantly Downwind614.70.9760
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore631.50.9502
Cape Doctor Coastal539.21.1128
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7847
Triple Number Coastal/Long Distance Medium0.9932
Triple Number Coastal/Long Distance High1.0917
Triple Number Windward/Leeward Low0.6110
Triple Number Windward/Leeward Medium0.8175
Triple Number Windward/Leeward High0.9288
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7847
Triple Number Coastal/Long Distance Medium0.9932
Triple Number Coastal/Long Distance High1.0917
Triple Number Windward/Leeward Low0.6110
Triple Number Windward/Leeward Medium0.8175
Triple Number Windward/Leeward High0.9288
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Predominantly Upwind655.50.9153
Predominantly Downwind614.70.9760
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.60.9097
Triple Number Coastal/Long Distance Low764.60.7847
Triple Number Coastal/Long Distance Medium604.10.9932
Triple Number Coastal/Long Distance High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1090.3825.2697.5627.1588.9559.0512.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low764.60.7847
Triple Number All Purpose Medium604.10.9932
Triple Number All Purpose High549.61.0917
Triple Number Windward/Leeward Low982.00.6110
Triple Number Windward/Leeward Medium733.90.8175
Triple Number Windward/Leeward High646.00.9288
Predominantly Upwind655.50.9153
Predominantly Downwind614.70.9760
Predominantly Upwind Low840.10.7142
Predominantly Upwind Medium677.70.8854
Predominantly Upwind High642.60.9337
Predominantly Downwind Low845.70.7094
Predominantly Downwind Medium608.60.9859
Predominantly Downwind High512.21.1714
Chicago-Mac Upwind0.8999
Chicago-Mac All Purpose0.9259
Chicago-Mac Downwind0.9587
Bayview-Mac Cove Island0.8678
Bayview-Mac Shore0.8754
Harvest Moon Regatta533.71.1242
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy636.40.9428
San Francisco Bay Medium727.20.8250
Predominantly Reaching579.61.0352
Predominantly Reaching Low697.30.8604
Predominantly Reaching Medium573.91.0455
Predominantly Reaching High515.61.1637
Windward/Leeward 60-40 Low982.60.6107
Windward/Leeward 60-40 Medium758.00.7915
Windward/Leeward 60-40 High686.10.8746
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1072.60.5594
5-Band Low / Medium899.40.6671
5-Band Medium722.20.8308
5-Band Medium / High654.70.9165
5-Band High628.00.9554
ORC Ref  03440002E5FIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mathilda

NOR 2044

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassAPHRODITE 101MeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.950Max. Beam2.444Draft1.745Displacement3,183Wetted area15.96IMS L8.197LSM07.994Acc. length7.943Sink (kg/mm) 10.69
VCGD-0.180VCGM-0.204RM Rated (kg·m) 38.3Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0131
PSD0.030PHD0.080PHL0.150
PSA22.0°ESL3.140
ST10.030ST20.000ST30.100
ST40.100ST50.100
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders1Rotating mastNo
P12.000IG11.020ISP11.020MDT10.090MDL10.140MDT20.090MDL20.110TL1.700MW0.140GO0.140
E3.500J3.590BAS1.100FSD0.000SFJ0.750SPL3.680WPLTPS0.000BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.180Flotation Date01/01/2015MeasurerComment
SFFP1.235FFMFF0.930LCFcl5.784SG1.0250
SAFP9.439FAMFA0.720LCFsh5.912HBI0.836
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002E5FIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Mathilda

NOR 2044

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment400-2020120410170.150.821.402.303.1526.0904/12/2020152-2013081113000.150.851.412.303.1026.0111/08/2013152-2017040308540.140.001.422.152.8224.7708/03/2017
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment152-2017030809200.070.591.122.073.033.9110.98NoNo 22.4208/03/2017400-2019121814000.060.571.052.012.963.8511.00NoNo 21.8718/12/2019HTP 300152-2014032518450.060.551.021.972.913.8110.97NoNo 21.4425/03/2014152-2013081113200.060.490.911.802.523.2111.27NoNo 19.2211/08/2013152-2017030809300.060.490.891.672.463.2611.12NoNo 18.5408/03/2017
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment152-20130811134010.9010.9010.906.366.4057.8411/08/2013152-20190307132910.7510.7510.755.955.8053.0318/03/2019Gul reserve 50 kvm152-20190307132711.1011.1011.104.996.4048.7719/02/2019Hvit Heavy 40 kvm
ORC Ref  03440002E5FIssued on 20/03/2023Valid until 31/03/2024
VPP ver: 2023 1.00 | © ORC | www.orc.org