Double HandedClub Certificate2025
ATALANTAGBR-5289L
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 Angles43.0°43.0°41.1°39.6°38.9°38.6°39.5°40.1°42.5°
Beat VMG2.453.434.214.724.945.045.085.094.94
52°3.825.206.216.847.117.237.307.347.32
60°4.065.466.457.047.347.467.557.637.62
75°4.215.636.607.187.557.817.978.178.25
90°4.075.576.667.167.567.928.258.698.95
110°4.175.726.877.517.948.228.478.929.48
120°4.045.576.747.447.998.518.889.5010.09
135°3.535.006.237.107.688.258.8510.3611.97
150°2.924.225.426.437.187.728.259.4911.72
Run VMG2.523.664.695.586.336.927.418.3910.15
Gybe Angles144.9°144.9°148.7°151.9°157.6°164.4°166.9°164.2°144.8°
APH ToD:551.7CDL: 8.906APH ToT: 1.0875CertNo:ZAD012
BOAT
ClassJPK 1030DesignerJACQUES VALERBuilderJPKAge date01/2019Series date01/2019Offset fileJPK1030.offData fileGBR5289L
HULL
Length Overall10.313 mMaximum Beam3.232 mDraft1.989 mDisplacement3,898 kgDLR4.9419IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.195%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.375m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.1332.83Headsail Luffed26.8226.82Headsail FlyingSymmetric90.6590.65Asymmetric
STORM SAIL AREAS (m²)
Trysail9.33Storm Jib7.65Heavy Weather Jib20.63
SAIL LIMITS
Headsails5Spinnakers4
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.
Double HandedClub Certificate2025
ATALANTAGBR-5289L
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 VMG1467.91050.4854.6763.4729.1714.8708.0707.7728.8
52°942.3692.5579.3526.4506.0498.1493.5490.3492.0
60°887.3659.3558.3511.0490.7482.3476.7471.9472.6
75°855.0639.3545.4501.2477.0461.2451.7440.8436.6
90°885.1645.8540.8502.6476.3454.5436.4414.2402.4
110°864.2629.4524.0479.3453.4438.0424.8403.7379.8
120°891.3645.9534.2483.9450.7423.0405.5379.1357.0
135°1020.2720.5577.7506.8468.5436.5406.9347.3300.8
150°1234.1852.5664.7559.9501.3466.6436.3379.4307.1
Run VMG1425.8984.3767.6645.4569.1520.1485.7429.2354.6
Selected Courses
Windward / Leeward1446.21017.4811.1704.4649.1617.5596.8568.4541.7
All purpose1098.0786.2640.0569.2532.4510.0493.8469.7450.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward679.20.8834
All purpose551.71.0875
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7598
Downwind "popa"0.9542
70% up, 30% down "Ilhabela"0.8092
30% up, 70% down "Ilhabela-inverso"0.8862
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Predominantly Upwind601.40.9976
Predominantly Downwind554.51.0821
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low713.10.8414
Triple Number AP Medium548.11.0947
Triple Number AP High488.81.2275
Triple Number Windward/Leeward Low956.80.6271
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Single Number Predominant Upwind627.20.9566
Single Number Predominant Reaching549.11.0926
Single Number Predominant Downwind579.21.0360
Predominant Upwind - Low869.60.6899
Predominant Upwind - Low/Med658.60.9110
Predominant Upwind - Medium582.11.0307
Predominant Upwind - Med/High545.51.1000
Predominant Upwind - High529.61.1330
Predominant Downwind Low861.60.6964
Predominant Downwind Low/Med631.20.9506
Predominant Downwind Medium535.21.1212
Predominant Downwind Med/High472.01.2711
Predominant Downwind High428.51.4001
Predominant Reaching Low773.40.7758
Predominant Reaching Low/Med585.51.0247
Predominant Reaching Medium512.91.1699
Predominant Reaching Med/High465.91.2879
Predominant Reaching High435.41.3781
SA/DSPL Upwind23.69SA/DSPL Downwind49.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1073.20.5591
5-Band Windward/Leeward Low/Med779.90.7693
5-Band Windward/Leeward Medium662.10.9062
5-Band Windward/Leeward Med/High599.91.0001
5-Band Windward/Leeward High568.71.0550
Windward/Leeward 60-40 Low1079.70.5557
Windward/Leeward 60-40 Low/Med790.50.7590
Windward/Leeward 60-40 Medium677.90.8851
Windward/Leeward 60-40 Med/High622.10.9645
Windward/Leeward 60-40 High597.31.0046
5-Band AP Low791.50.7581
5-Band AP Low/Med620.70.9667
5-Band AP Medium540.51.1101
5-Band AP Med/High495.71.2104
5-Band AP High470.51.2753
5-Band SF Bay Tour - Low922.80.6502
5-Band SF Bay Tour - Low/Med746.70.8035
5-Band SF Bay Tour - Medium640.20.9372
5-Band SF Bay Tour - Med/High584.71.0262
5-Band SF Bay Tour - High556.11.0790
Chicago-Mac Upwind0.9282
Chicago-Mac All Purpose0.9639
Chicago-Mac Downwind0.9961
Bayview-Mac Cove Island0.6995
Bayview-Mac Shore0.7041
Harvest Moon Regatta472.81.2689
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance599.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating599.41.0010
FinRating, kevyt tuuli1055.90.9471
FinRating, kova tuuli472.11.0591
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0010
Triple Number Coastal/Long Distance Low0.8414
Triple Number Coastal/Long Distance Medium1.0948
Triple Number Coastal/Long Distance High1.2275
Triple Number Windward/Leeward Low0.6563
Triple Number Windward/Leeward Medium0.8914
Triple Number Windward/Leeward High1.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
For information
General Purpose Handicap (GPH)620.3
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low713.1
Triple Number Coastal/Long Distance Medium548.0
Triple Number Coastal/Long Distance High488.8
Triple Number Windward/Leeward Low914.2
Triple Number Windward/Leeward Medium673.1
Triple Number Windward/Leeward High591.4
Predominantly Upwind601.4
Predominantly Downwind554.5
Predominantly Reaching534.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8414
Triple Number Coastal/Long Distance Medium1.0948
Triple Number Coastal/Long Distance High1.2275
Triple Number Windward/Leeward Low0.6563
Triple Number Windward/Leeward Medium0.8914
Triple Number Windward/Leeward High1.0146
Coastal/Long Distance1.0010
Predominantly Upwind0.9976
Predominantly Downwind1.0821
For information
General Purpose Handicap (GPH)620.3
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0875
Distanseseilas Trippeltall svak vind0.8414
Distanseseilas Trippeltall mellomvind1.0948
Distanseseilas Trippeltall sterk vind1.2275
Pølsebane Trippeltall svak vind0.6563
Pølsebane Trippeltall mellomvind0.8914
Pølsebane Trippeltall sterk vind1.0146
Motvind Singeltall0.9976
Medvind Singeltall1.0821
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Coastal/Long Distance599.41.0010
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind601.40.9976
Predominantly Downwind554.51.0821
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore549.71.0915
Cape Doctor Coastal456.01.3157
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8414
Triple Number Coastal/Long Distance Medium1.0948
Triple Number Coastal/Long Distance High1.2275
Triple Number Windward/Leeward Low0.6563
Triple Number Windward/Leeward Medium0.8914
Triple Number Windward/Leeward High1.0146
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8414
Triple Number Coastal/Long Distance Medium1.0948
Triple Number Coastal/Long Distance High1.2275
Triple Number Windward/Leeward Low0.6563
Triple Number Windward/Leeward Medium0.8914
Triple Number Windward/Leeward High1.0146
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Predominantly Upwind601.40.9976
Predominantly Downwind554.51.0821
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance599.41.0010
Triple Number Coastal/Long Distance Low713.10.8414
Triple Number Coastal/Long Distance Medium548.01.0948
Triple Number Coastal/Long Distance High488.81.2275
Triple Number Windward/Leeward Low914.20.6563
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1531.71014.1763.8637.9568.1528.9497.5447.2426.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low713.10.8414
Triple Number AP Medium548.11.0947
Triple Number AP High488.81.2275
Triple Number Windward/Leeward Low956.80.6271
Triple Number Windward/Leeward Medium673.10.8914
Triple Number Windward/Leeward High591.41.0146
Single Number Predominant Upwind627.20.9566
Single Number Predominant Reaching549.11.0926
Single Number Predominant Downwind579.21.0360
Predominant Upwind - Low869.60.6899
Predominant Upwind - Low/Med658.60.9110
Predominant Upwind - Medium582.11.0307
Predominant Upwind - Med/High545.51.1000
Predominant Upwind - High529.61.1330
Predominant Downwind Low861.60.6964
Predominant Downwind Low/Med631.20.9506
Predominant Downwind Medium535.21.1212
Predominant Downwind Med/High472.01.2711
Predominant Downwind High428.51.4001
Predominant Reaching Low773.40.7758
Predominant Reaching Low/Med585.51.0247
Predominant Reaching Medium512.91.1699
Predominant Reaching Med/High465.91.2879
Predominant Reaching High435.41.3781
SA/DSPL Upwind23.69SA/DSPL Downwind49.35
Scoring OptionTODTOT
5-Band Windward/Leeward Low1073.20.5591
5-Band Windward/Leeward Low/Med779.90.7693
5-Band Windward/Leeward Medium662.10.9062
5-Band Windward/Leeward Med/High599.91.0001
5-Band Windward/Leeward High568.71.0550
Windward/Leeward 60-40 Low1079.70.5557
Windward/Leeward 60-40 Low/Med790.50.7590
Windward/Leeward 60-40 Medium677.90.8851
Windward/Leeward 60-40 Med/High622.10.9645
Windward/Leeward 60-40 High597.31.0046
5-Band AP Low791.50.7581
5-Band AP Low/Med620.70.9667
5-Band AP Medium540.51.1101
5-Band AP Med/High495.71.2104
5-Band AP High470.51.2753
5-Band SF Bay Tour - Low922.80.6502
5-Band SF Bay Tour - Low/Med746.70.8035
5-Band SF Bay Tour - Medium640.20.9372
5-Band SF Bay Tour - Med/High584.71.0262
5-Band SF Bay Tour - High556.11.0790
Chicago-Mac Upwind0.9282
Chicago-Mac All Purpose0.9639
Chicago-Mac Downwind0.9961
Bayview-Mac Cove Island0.6995
Bayview-Mac Shore0.7041
Harvest Moon Regatta472.81.2689
Double HandedClub Certificate2025
ATALANTAGBR-5289L
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJPK 1030Measurement17/05/2021HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.313Max. Beam3.232Draft1.989Displacement3,898Wetted area23.40IMS L9.422LSM09.239Acc. length10.313Sink (kg/mm) 18.10
VCGD-0.192VCGM-0.053RM Rated (kg·m) 115.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.375PBW0.090PIPA0.0033
EDL1.242ST10.065ST20.180
ST30.180ST40.110ST50.200
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P12.300IG12.831ISP14.116MDT10.085MDL10.150MDT2MDL2TLTaperMW0.150GO
E4.330J3.950BAS1.511FSDNo FoilSFJ0.195SPL4.422WPLTPS4.875BD0.190MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered115.0Flotation Date18/05/2021
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Double HandedClub Certificate2025
ATALANTAGBR-5289L
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM-20.361.071.722.773.6032.1325/11/2024BLACK
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ2 Hvy Jib0.190.791.382.283.144.0012.18YesNo 26.8223/11/2021J-S0.150.591.061.942.873.7911.10YesNo 21.6725/11/2024BlackJ40.100.470.871.702.553.379.84YesNo 16.8220/07/2021
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS2-114.3214.3214.327.707.1890.6525/11/2024WhiteS2-213.9613.9613.967.317.1784.7125/11/2024White