Double HandedClub Certificate2025
MAGGIE ISLAND BREWERYR10
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
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 Angles42.1°42.1°40.4°39.3°39.0°38.9°38.7°39.3°41.1°
Beat VMG2.613.564.234.554.704.794.844.864.67
52°4.015.366.246.616.776.876.936.986.89
60°4.245.626.486.857.007.107.167.237.18
75°4.415.806.657.067.287.427.537.677.70
90°4.295.696.607.107.427.687.878.168.33
110°4.285.786.787.197.467.707.918.478.95
120°4.175.686.767.327.708.008.288.809.29
135°3.635.136.357.137.698.258.859.8010.86
150°2.984.275.436.477.227.788.369.7912.63
Run VMG2.583.704.715.606.376.947.448.5510.93
Gybe Angles137.9°137.9°148.3°150.1°156.8°164.5°164.0°157.3°149.8°
APH ToD:564.4CDL: 8.413APH ToT: 1.0630CertNo:3104
BOAT
ClassADAMS 10DesignerJoe AdamsBuilderAdamsAge date01/2010Series date01/1978Offset fileADAMS10b.offData file3104
HULL
Length Overall9.990 mMaximum Beam2.744 mDraft1.794 mDisplacement2,994 kgDLR3.9134IMS DivisionPerformanceDynamic Allowance0.180%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail27.7828.28Headsail Luffed24.5524.55Headsail FlyingSymmetric88.8988.89Asymmetric
STORM SAIL AREAS (m²)
Trysail8.05Storm Jib6.78Heavy Weather Jib18.30
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Disp 3002kg
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  03020003UE3Issued on 20/06/2025Valid until 30/06/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
MAGGIE ISLAND BREWERYR10
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
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 VMG1380.01012.0850.5791.8766.1751.7743.1741.0770.5
52°898.4671.9576.8544.9531.9524.3519.7515.8522.5
60°848.7640.7555.2525.8514.4507.3502.6498.1501.1
75°815.9620.7541.2510.0494.5485.4478.4469.6467.4
90°839.2632.6545.4507.0484.9468.9457.2441.1432.4
110°840.4622.9530.6500.4482.8467.8454.9424.9402.1
120°862.4633.4532.4491.6467.7450.1434.9409.1387.6
135°991.3701.9566.6504.7468.0436.1407.0367.3331.4
150°1206.5842.6662.4556.6498.4462.8430.6367.8285.1
Run VMG1395.6973.0764.9642.6565.2519.0484.2421.3329.3
Selected Courses
Windward / Leeward1386.9992.5807.7717.2665.7635.4613.6581.2549.9
All purpose1052.6767.1637.9580.4549.0528.8512.9489.1470.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward691.00.8683
All purpose564.41.0630
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7425
Downwind "popa"0.9610
70% up, 30% down "Ilhabela"0.7969
30% up, 70% down "Ilhabela-inverso"0.8831
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Predominantly Upwind615.70.9744
Predominantly Downwind557.21.0768
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low702.50.8541
Triple Number AP Medium561.91.0679
Triple Number AP High507.91.1813
Triple Number Windward/Leeward Low939.80.6384
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Single Number Predominant Upwind638.70.9394
Single Number Predominant Reaching555.11.0810
Single Number Predominant Downwind580.91.0330
Predominant Upwind - Low842.90.7118
Predominant Upwind - Low/Med662.70.9054
Predominant Upwind - Medium601.00.9983
Predominant Upwind - Med/High568.71.0550
Predominant Upwind - High555.01.0811
Predominant Downwind Low842.20.7124
Predominant Downwind Low/Med629.10.9538
Predominant Downwind Medium540.21.1108
Predominant Downwind Med/High480.91.2476
Predominant Downwind High441.31.3595
Predominant Reaching Low753.10.7967
Predominant Reaching Low/Med585.91.0241
Predominant Reaching Medium522.41.1485
Predominant Reaching Med/High481.61.2459
Predominant Reaching High457.31.3120
SA/DSPL Upwind25.10SA/DSPL Downwind55.96
Scoring OptionTODTOT
5-Band Windward/Leeward Low1045.10.5741
5-Band Windward/Leeward Low/Med782.10.7672
5-Band Windward/Leeward Medium676.70.8867
5-Band Windward/Leeward Med/High616.20.9737
5-Band Windward/Leeward High581.41.0321
Windward/Leeward 60-40 Low1048.80.5721
Windward/Leeward 60-40 Low/Med793.90.7558
Windward/Leeward 60-40 Medium696.00.8621
Windward/Leeward 60-40 Med/High642.20.9343
Windward/Leeward 60-40 High614.40.9766
5-Band AP Low772.70.7764
5-Band AP Low/Med623.50.9623
5-Band AP Medium555.21.0807
5-Band AP Med/High514.61.1659
5-Band AP High490.01.2244
5-Band SF Bay Tour - Low902.40.6649
5-Band SF Bay Tour - Low/Med749.10.8010
5-Band SF Bay Tour - Medium655.90.9148
5-Band SF Bay Tour - Med/High602.50.9958
5-Band SF Bay Tour - High572.51.0481
Chicago-Mac Upwind0.9149
Chicago-Mac All Purpose0.9563
Chicago-Mac Downwind0.9954
Bayview-Mac Cove Island0.7121
Bayview-Mac Shore0.7170
Harvest Moon Regatta485.71.2354
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance612.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating612.20.9800
FinRating, kevyt tuuli1026.30.9743
FinRating, kova tuuli491.51.0173
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9800
Triple Number Coastal/Long Distance Low0.8541
Triple Number Coastal/Long Distance Medium1.0680
Triple Number Coastal/Long Distance High1.1813
Triple Number Windward/Leeward Low0.6666
Triple Number Windward/Leeward Medium0.8732
Triple Number Windward/Leeward High0.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
For information
General Purpose Handicap (GPH)628.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low702.5
Triple Number Coastal/Long Distance Medium561.8
Triple Number Coastal/Long Distance High507.9
Triple Number Windward/Leeward Low900.1
Triple Number Windward/Leeward Medium687.1
Triple Number Windward/Leeward High606.9
Predominantly Upwind615.7
Predominantly Downwind557.2
Predominantly Reaching539.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8541
Triple Number Coastal/Long Distance Medium1.0680
Triple Number Coastal/Long Distance High1.1813
Triple Number Windward/Leeward Low0.6666
Triple Number Windward/Leeward Medium0.8732
Triple Number Windward/Leeward High0.9887
Coastal/Long Distance0.9800
Predominantly Upwind0.9744
Predominantly Downwind1.0768
For information
General Purpose Handicap (GPH)628.6
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0630
Distanseseilas Trippeltall svak vind0.8541
Distanseseilas Trippeltall mellomvind1.0680
Distanseseilas Trippeltall sterk vind1.1813
Pølsebane Trippeltall svak vind0.6666
Pølsebane Trippeltall mellomvind0.8732
Pølsebane Trippeltall sterk vind0.9887
Motvind Singeltall0.9744
Medvind Singeltall1.0768
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Coastal/Long Distance612.20.9800
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind615.70.9744
Predominantly Downwind557.21.0768
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore559.31.0728
Cape Doctor Coastal476.41.2596
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8541
Triple Number Coastal/Long Distance Medium1.0680
Triple Number Coastal/Long Distance High1.1813
Triple Number Windward/Leeward Low0.6666
Triple Number Windward/Leeward Medium0.8732
Triple Number Windward/Leeward High0.9887
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8541
Triple Number Coastal/Long Distance Medium1.0680
Triple Number Coastal/Long Distance High1.1813
Triple Number Windward/Leeward Low0.6666
Triple Number Windward/Leeward Medium0.8732
Triple Number Windward/Leeward High0.9887
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Predominantly Upwind615.70.9744
Predominantly Downwind557.21.0768
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance612.20.9800
Triple Number Coastal/Long Distance Low702.50.8541
Triple Number Coastal/Long Distance Medium561.81.0680
Triple Number Coastal/Long Distance High507.91.1813
Triple Number Windward/Leeward Low900.10.6666
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1468.8990.5760.9649.3585.2548.4517.7468.0447.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low702.50.8541
Triple Number AP Medium561.91.0679
Triple Number AP High507.91.1813
Triple Number Windward/Leeward Low939.80.6384
Triple Number Windward/Leeward Medium687.10.8732
Triple Number Windward/Leeward High606.90.9887
Single Number Predominant Upwind638.70.9394
Single Number Predominant Reaching555.11.0810
Single Number Predominant Downwind580.91.0330
Predominant Upwind - Low842.90.7118
Predominant Upwind - Low/Med662.70.9054
Predominant Upwind - Medium601.00.9983
Predominant Upwind - Med/High568.71.0550
Predominant Upwind - High555.01.0811
Predominant Downwind Low842.20.7124
Predominant Downwind Low/Med629.10.9538
Predominant Downwind Medium540.21.1108
Predominant Downwind Med/High480.91.2476
Predominant Downwind High441.31.3595
Predominant Reaching Low753.10.7967
Predominant Reaching Low/Med585.91.0241
Predominant Reaching Medium522.41.1485
Predominant Reaching Med/High481.61.2459
Predominant Reaching High457.31.3120
SA/DSPL Upwind25.10SA/DSPL Downwind55.96
Scoring OptionTODTOT
5-Band Windward/Leeward Low1045.10.5741
5-Band Windward/Leeward Low/Med782.10.7672
5-Band Windward/Leeward Medium676.70.8867
5-Band Windward/Leeward Med/High616.20.9737
5-Band Windward/Leeward High581.41.0321
Windward/Leeward 60-40 Low1048.80.5721
Windward/Leeward 60-40 Low/Med793.90.7558
Windward/Leeward 60-40 Medium696.00.8621
Windward/Leeward 60-40 Med/High642.20.9343
Windward/Leeward 60-40 High614.40.9766
5-Band AP Low772.70.7764
5-Band AP Low/Med623.50.9623
5-Band AP Medium555.21.0807
5-Band AP Med/High514.61.1659
5-Band AP High490.01.2244
5-Band SF Bay Tour - Low902.40.6649
5-Band SF Bay Tour - Low/Med749.10.8010
5-Band SF Bay Tour - Medium655.90.9148
5-Band SF Bay Tour - Med/High602.50.9958
5-Band SF Bay Tour - High572.51.0481
Chicago-Mac Upwind0.9149
Chicago-Mac All Purpose0.9563
Chicago-Mac Downwind0.9954
Bayview-Mac Cove Island0.7121
Bayview-Mac Shore0.7170
Harvest Moon Regatta485.71.2354
ORC Ref  03020003UE3Issued on 20/06/2025Valid until 30/06/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
MAGGIE ISLAND BREWERYR10
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassADAMS 10Measurement05/11/2023HINPlan reviewHull constructionSolidCarbon rudderYesLight stanchionsNoTrim tabNo
LOA9.990Max. Beam2.744Draft1.794Displacement2,994Wetted area18.44IMS L9.228LSM09.145Acc. length8.918Sink (kg/mm) 13.92
VCGD-0.122VCGM-0.062RM Rated (kg·m) 56.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P12.100IG11.640ISP12.130MDT10.050MDL10.160MDT2MDL2TLMWGO
E3.800J3.580BAS0.970FSDSFJSPL4.300WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date05/11/2023
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03020003UE3Issued on 20/06/2025Valid until 30/06/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
MAGGIE ISLAND BREWERYR10
Australian Sailing Ltd
Locked Bag 806
Milsons Point
NSW 1565
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.190.901.532.463.1827.7805/11/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ10.080.621.212.203.083.8211.76YesNo 24.5505/11/2023
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS113.3113.2913.308.167.4688.8905/11/2023
ORC Ref  03020003UE3Issued on 20/06/2025Valid until 30/06/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org