Double HandedClub Certificate2025
ZINGRSA-1306
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 Angles42.3°42.3°40.2°38.9°38.5°38.5°38.3°38.6°40.3°
Beat VMG2.693.714.474.824.985.065.125.155.00
52°4.155.606.586.987.157.247.317.377.33
60°4.395.866.827.227.397.487.557.637.63
75°4.556.026.967.437.687.817.928.098.14
90°4.355.896.967.527.828.078.288.568.74
110°4.245.847.027.688.158.468.779.369.75
120°4.075.656.887.598.128.639.099.7610.66
135°3.474.956.237.177.758.298.8510.2612.29
150°2.874.135.286.307.127.658.129.1711.10
Run VMG2.493.584.575.466.186.807.348.269.61
Gybe Angles142.0°142.0°146.0°147.6°151.2°163.5°168.7°169.1°142.1°
APH ToD:545.3CDL: 9.311APH ToT: 1.1003CertNo:ZAD229
BOAT
ClassSIMONIS 35DesignerA. SIMONISBuilderFRED SCHOLTZAge date11/1991Series date10/1991Offset fileZING35.OFFData fileRSA1306
HULL
Length Overall10.770 mMaximum Beam3.560 mDraft2.211 mDisplacement4,390 kgDLR4.3137IMS DivisionPerformanceDynamic Allowance0.170%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFeathering 2 bladesDiameter0.383m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail36.7937.54Headsail Luffed34.7334.73Headsail FlyingSymmetric75.2375.23Asymmetric86.5286.52 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail10.72Storm Jib7.57Heavy Weather Jib20.42
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
083 502 5546
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.
Double HandedClub Certificate2025
ZINGRSA-1306
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 VMG1337.6969.1805.2747.4723.4711.3703.1698.5719.3
52°866.6642.9547.5516.0503.8497.4492.8488.4491.3
60°819.5614.2528.1498.3487.4481.4476.8471.7472.1
75°791.7598.0517.1484.2468.9460.8454.4445.2442.1
90°827.1611.7517.3479.0460.4445.9434.8420.6411.7
110°848.1616.6512.6468.7441.9425.6410.4384.7369.2
120°885.1636.8523.4474.5443.2416.9395.9368.9337.8
135°1037.5727.4578.1502.3464.3434.1406.6351.0292.9
150°1255.1871.0681.5571.3505.4470.6443.2392.7324.4
Run VMG1448.31005.8787.0659.7582.9529.0490.8435.9374.6
Selected Courses
Windward / Leeward1392.7987.4796.1703.6653.1620.2596.9567.2547.0
All purpose1052.8758.3622.5561.1528.9508.0492.1468.7450.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward677.70.8853
All purpose545.31.1003
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7839
Downwind "popa"0.9352
70% up, 30% down "Ilhabela"0.8239
30% up, 70% down "Ilhabela-inverso"0.8840
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Predominantly Upwind590.41.0163
Predominantly Downwind552.71.0855
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low690.40.8691
Triple Number AP Medium542.21.1065
Triple Number AP High487.31.2312
Triple Number Windward/Leeward Low932.60.6433
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Single Number Predominant Upwind613.50.9780
Single Number Predominant Reaching539.51.1122
Single Number Predominant Downwind577.41.0392
Predominant Upwind - Low821.60.7302
Predominant Upwind - Low/Med637.10.9417
Predominant Upwind - Medium575.21.0431
Predominant Upwind - Med/High543.51.1040
Predominant Upwind - High528.01.1364
Predominant Downwind Low852.90.7035
Predominant Downwind Low/Med627.40.9564
Predominant Downwind Medium534.31.1229
Predominant Downwind Med/High473.11.2682
Predominant Downwind High431.61.3900
Predominant Reaching Low746.90.8033
Predominant Reaching Low/Med570.61.0516
Predominant Reaching Medium505.21.1875
Predominant Reaching Med/High464.71.2912
Predominant Reaching High437.51.3715
SA/DSPL Upwind26.55SA/DSPL Downwind45.77
Scoring OptionTODTOT
5-Band Windward/Leeward Low1041.00.5764
5-Band Windward/Leeward Low/Med770.50.7787
5-Band Windward/Leeward Medium663.20.9047
5-Band Windward/Leeward Med/High600.60.9990
5-Band Windward/Leeward High568.91.0547
Windward/Leeward 60-40 Low1036.80.5787
Windward/Leeward 60-40 Low/Med775.80.7734
Windward/Leeward 60-40 Medium676.60.8868
Windward/Leeward 60-40 Med/High621.60.9653
Windward/Leeward 60-40 High595.71.0073
5-Band AP Low767.50.7817
5-Band AP Low/Med607.00.9884
5-Band AP Medium535.41.1206
5-Band AP Med/High493.91.2147
5-Band AP High469.61.2776
5-Band SF Bay Tour - Low893.10.6718
5-Band SF Bay Tour - Low/Med734.20.8172
5-Band SF Bay Tour - Medium638.50.9397
5-Band SF Bay Tour - Med/High584.11.0273
5-Band SF Bay Tour - High555.11.0810
Chicago-Mac Upwind0.9522
Chicago-Mac All Purpose0.9792
Chicago-Mac Downwind0.9996
Bayview-Mac Cove Island0.7189
Bayview-Mac Shore0.7251
Harvest Moon Regatta467.51.2834
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance594.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating594.31.0096
FinRating, kevyt tuuli1023.70.9768
FinRating, kova tuuli471.71.0601
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0096
Triple Number Coastal/Long Distance Low0.8691
Triple Number Coastal/Long Distance Medium1.1066
Triple Number Coastal/Long Distance High1.2312
Triple Number Windward/Leeward Low0.6728
Triple Number Windward/Leeward Medium0.8907
Triple Number Windward/Leeward High1.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
For information
General Purpose Handicap (GPH)610.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low690.4
Triple Number Coastal/Long Distance Medium542.2
Triple Number Coastal/Long Distance High487.3
Triple Number Windward/Leeward Low891.8
Triple Number Windward/Leeward Medium673.6
Triple Number Windward/Leeward High591.6
Predominantly Upwind590.4
Predominantly Downwind552.7
Predominantly Reaching527.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8691
Triple Number Coastal/Long Distance Medium1.1066
Triple Number Coastal/Long Distance High1.2312
Triple Number Windward/Leeward Low0.6728
Triple Number Windward/Leeward Medium0.8907
Triple Number Windward/Leeward High1.0142
Coastal/Long Distance1.0096
Predominantly Upwind1.0163
Predominantly Downwind1.0855
For information
General Purpose Handicap (GPH)610.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1003
Distanseseilas Trippeltall svak vind0.8691
Distanseseilas Trippeltall mellomvind1.1066
Distanseseilas Trippeltall sterk vind1.2312
Pølsebane Trippeltall svak vind0.6728
Pølsebane Trippeltall mellomvind0.8907
Pølsebane Trippeltall sterk vind1.0142
Motvind Singeltall1.0163
Medvind Singeltall1.0855
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Coastal/Long Distance594.31.0096
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind590.41.0163
Predominantly Downwind552.71.0855
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore553.01.0849
Cape Doctor Coastal456.01.3157
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8691
Triple Number Coastal/Long Distance Medium1.1066
Triple Number Coastal/Long Distance High1.2312
Triple Number Windward/Leeward Low0.6728
Triple Number Windward/Leeward Medium0.8907
Triple Number Windward/Leeward High1.0142
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8691
Triple Number Coastal/Long Distance Medium1.1066
Triple Number Coastal/Long Distance High1.2312
Triple Number Windward/Leeward Low0.6728
Triple Number Windward/Leeward Medium0.8907
Triple Number Windward/Leeward High1.0142
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Predominantly Upwind590.41.0163
Predominantly Downwind552.71.0855
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance594.31.0096
Triple Number Coastal/Long Distance Low690.40.8691
Triple Number Coastal/Long Distance Medium542.21.1066
Triple Number Coastal/Long Distance High487.31.2312
Triple Number Windward/Leeward Low891.80.6728
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1490.0989.3749.4633.4565.9527.5495.9447.0426.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low690.40.8691
Triple Number AP Medium542.21.1065
Triple Number AP High487.31.2312
Triple Number Windward/Leeward Low932.60.6433
Triple Number Windward/Leeward Medium673.60.8907
Triple Number Windward/Leeward High591.61.0142
Single Number Predominant Upwind613.50.9780
Single Number Predominant Reaching539.51.1122
Single Number Predominant Downwind577.41.0392
Predominant Upwind - Low821.60.7302
Predominant Upwind - Low/Med637.10.9417
Predominant Upwind - Medium575.21.0431
Predominant Upwind - Med/High543.51.1040
Predominant Upwind - High528.01.1364
Predominant Downwind Low852.90.7035
Predominant Downwind Low/Med627.40.9564
Predominant Downwind Medium534.31.1229
Predominant Downwind Med/High473.11.2682
Predominant Downwind High431.61.3900
Predominant Reaching Low746.90.8033
Predominant Reaching Low/Med570.61.0516
Predominant Reaching Medium505.21.1875
Predominant Reaching Med/High464.71.2912
Predominant Reaching High437.51.3715
SA/DSPL Upwind26.55SA/DSPL Downwind45.77
Scoring OptionTODTOT
5-Band Windward/Leeward Low1041.00.5764
5-Band Windward/Leeward Low/Med770.50.7787
5-Band Windward/Leeward Medium663.20.9047
5-Band Windward/Leeward Med/High600.60.9990
5-Band Windward/Leeward High568.91.0547
Windward/Leeward 60-40 Low1036.80.5787
Windward/Leeward 60-40 Low/Med775.80.7734
Windward/Leeward 60-40 Medium676.60.8868
Windward/Leeward 60-40 Med/High621.60.9653
Windward/Leeward 60-40 High595.71.0073
5-Band AP Low767.50.7817
5-Band AP Low/Med607.00.9884
5-Band AP Medium535.41.1206
5-Band AP Med/High493.91.2147
5-Band AP High469.61.2776
5-Band SF Bay Tour - Low893.10.6718
5-Band SF Bay Tour - Low/Med734.20.8172
5-Band SF Bay Tour - Medium638.50.9397
5-Band SF Bay Tour - Med/High584.11.0273
5-Band SF Bay Tour - High555.11.0810
Chicago-Mac Upwind0.9522
Chicago-Mac All Purpose0.9792
Chicago-Mac Downwind0.9996
Bayview-Mac Cove Island0.7189
Bayview-Mac Shore0.7251
Harvest Moon Regatta467.51.2834
Double HandedClub Certificate2025
ZINGRSA-1306
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSIMONIS 35Measurement11/12/1991HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.770Max. Beam3.560Draft2.211Displacement4,390Wetted area24.78IMS L10.101LSM010.057Acc. length10.770Sink (kg/mm) 19.05
VCGD0.067VCGM0.054RM Rated (kg·m) 113.8Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.383PBW0.140PIPA0.0034
EDL0.575ST10.045ST20.180
ST30.180ST40.110ST50.270
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders2Rotating mastNo
P13.446IG12.251ISP12.335MDT10.100MDL10.160MDT20.100MDL20.100TL1.770MW0.170GO0.184
E4.552J3.745BAS1.497FSD0.034SFJ0.000SPL3.754WPLTPS4.420BD0.150MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date12/12/1991
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
ZINGRSA-1306
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.161.041.812.953.8036.7909/07/2019
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentH1530.120.721.392.794.255.7312.24NoNo 34.7318/01/2023WallbangerB0.110.591.092.002.893.7912.37YesNo 24.4023/02/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA13.0013.0013.006.976.8475.2310/07/2019S2
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentB14.2012.1513.187.967.56105%86.5223/02/2021A13.2512.3312.795.196.9075%58.9609/07/2019