Double HandedInternational Certificate2026
MicroDarcyUSA 56443
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 Angles46.0°43.4°41.4°40.0°39.4°39.1°38.9°39.2°40.8°
Beat VMG2.793.974.755.105.285.375.445.475.31
52°4.386.067.067.447.617.707.777.837.78
60°4.726.397.357.707.867.958.028.108.08
75°4.986.627.557.948.168.298.418.588.64
90°4.856.487.508.008.338.598.799.109.31
110°4.606.497.658.118.448.749.029.5110.05
120°4.476.407.668.288.719.089.4310.1410.86
135°3.985.737.238.068.699.3410.0711.3912.65
150°3.294.806.077.218.048.649.2611.0413.61
Run VMG2.854.155.266.247.007.498.029.5611.78
Gybe Angles139.0°142.0°145.1°147.5°153.0°151.9°150.3°146.1°147.8°
APH ToD:503.3CDL: 10.431APH ToT: 1.1922CertNo:US6457
BOAT
ClassJ 124DesignerJohnstoneBuilderTPIAge date12/2005Series date10/2005Offset fileJ-124.offData fileUS6457
HULL
Length Overall12.375Maximum Beam3.474Draft2.108Displacement5,753DLR4.0858IMS DivisionCruiser/RacerDynamic Allowance0.020%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.458m
CREW
Maximum weight170(default)Minimum weight120 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail45.2246.11Headsail Luffed47.1947.19Headsail FlyingSymmetricAsymmetric157.32157.32 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail13.38Storm Jib11.11Heavy Weather Jib29.98
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment 146.4 Stability Index 126.1
COMMENTS
Cushions on
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  04560004FFC Issued on 03/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
MicroDarcyUSA 56443
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 VMG1289.9907.8758.5705.4681.9669.9662.0658.7678.1
52°821.1594.1509.7483.9473.0467.4463.3459.8462.8
60°762.0563.1489.9467.5458.2453.0448.8444.5445.3
75°722.4544.0476.8453.3441.3434.3428.2419.8416.8
90°742.1555.6480.0449.8432.1419.0409.6395.8386.5
110°782.2554.3470.9443.7426.3411.8399.3378.5358.2
120°805.7562.1470.0434.9413.3396.6381.6355.0331.6
135°903.8628.8497.8446.5414.3385.3357.4316.1284.7
150°1093.5750.5592.8499.6447.7416.8389.0326.2264.6
Run VMG1262.7866.6684.6576.8514.2480.4449.0376.6305.5
Selected Courses
Windward / Leeward1276.3887.2721.5641.1598.0575.1555.5517.7491.8
All purpose965.0682.7566.5516.7489.9473.1458.8434.2418.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward620.60.9668
All purpose503.31.1922
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8326
Downwind "popa"1.0638
70% up, 30% down "Ilhabela"0.8907
30% up, 70% down "Ilhabela-inverso"0.9820
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Predominantly Upwind548.01.0949
Predominantly Downwind497.61.2058
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP520.81.1521 Predom. Rc High405.81.4785 5B SF Bay L/M666.50.9003 TriNum AP Low624.60.9607 Predom. Dn Low754.50.7952 5B SF Bay Med587.21.0218 TriNum AP Med501.01.1975 Predom. Dn L/M559.81.0718 5B SF Bay M/H540.41.1103 TriNum AP High453.11.3241 Predom. Dn Med483.41.2413 5B SF Bay High509.61.1773 TriNum W/L Low843.50.7113 Predom. Dn M/H431.41.3907 5B AP Low691.80.8674 TriNum W/L Med617.00.9725 Predom. Dn High391.81.5312 5B AP L/M554.71.0816 TriNum W/L Hig546.21.0984 ChiMac Up Low674.10.8900 5B AP Med495.31.2114 Predom. Upwind570.31.0522 ChiMac Up Med616.30.9735 5B AP M/H459.71.3053 Predom. Reaching494.31.2139 ChiMac Up High547.71.0954 5B AP High435.61.3773 Predom. Downwind519.71.1546 ChiMac Off Low651.30.9212 5B W/L Low943.10.6362 Predom. Up Low757.50.7921 ChiMac Off Med577.11.0396 5B W/L L/M699.40.8579 Predom. Up L/M589.11.0184 ChiMac Off High487.11.2317 5B W/L Med608.20.9866 Predom. Up Med535.51.1204 ChiMac AP Low660.00.9091 5B W/L M/H556.01.0791 Predom. Up M/H507.51.1823 ChiMac AP Med594.91.0086 5B W/L High519.71.1544 Predom. Up High493.31.2162 ChiMac AP High516.51.1617 W/L 60-40 Low947.70.6331 Predom. Rc Low672.10.8928 BayMac Cove Island759.00.7905 W/L 60-40 L/M709.60.8456 Predom. Rc L/M519.41.1551 BayMac Shore753.10.7967 W/L 60-40 Med624.20.9612 Predom. Rc Med465.01.2903 Harvest Moon438.11.3696 W/L 60-40 M/H577.71.0386 Predom. Rc M/H429.41.3973 5B SF Bay Low793.90.7558 W/L 60-40 High548.31.0943      SA/DSPL Up28.62SA/DSPL Dn62.72
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance546.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating546.91.0971
FinRating, kevyt tuuli928.21.0774
FinRating, kova tuuli437.11.1439
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0971
Triple Number Coastal/Long Distance Low0.9607
Triple Number Coastal/Long Distance Medium1.1976
Triple Number Coastal/Long Distance High1.3241
Triple Number Windward/Leeward Low0.7459
Triple Number Windward/Leeward Medium0.9725
Triple Number Windward/Leeward High1.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
For information
General Purpose Handicap (GPH)560.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Saronikos S All Purpose565.11.0617
Saronikos S Upwind645.00.9303
Saronikos S Downwind466.21.2869
Saronikos N All Purpose565.11.0617
Saronikos N Upwind671.00.8942
Saronikos N Downwind515.61.1637
Saronikos SW All Purpose564.51.0629
Saronikos SW Upwind654.10.9173
Saronikos SW Downwind476.11.2603
Saronikos NE All Purpose617.00.9725
Saronikos NE Upwind628.70.9544
Saronikos NE Downwind580.51.0335
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose520.81.1521
5-Band All Purpose Low752.80.7970
5-Band All Purpose L/M573.31.0466
5-Band All Purpose Med508.91.1791
5-Band All Purpose M/H469.41.2782
5-Band All Purpose High443.01.3545
Single Number Predominant Upwind546.61.0977
Single Number Predominant Reaching475.51.2618
Single Number Predominant Downwind498.71.2031
5-Band 50-50 Windward/Leeward Low943.10.6362
5-Band 50-50 Windward/Leeward L/M699.40.8579
5-Band 50-50 Windward/Leeward Med608.20.9866
5-Band 50-50 Windward/Leeward M/H556.01.0791
5-Band 50-50 Windward/Leeward High519.71.1544
5-Band 60-40 Windward/Leeward Low947.70.6331
5-Band 60-40 Windward/Leeward L/M709.60.8456
5-Band 60-40 Windward/Leeward Med624.20.9612
5-Band 60-40 Windward/Leeward M/H577.71.0386
5-Band 60-40 Windward/Leeward High548.31.0943
Triple Number 50-50 Windward/Leeward Low843.50.7113
Triple Number 50-50 Windward/Leeward Med617.00.9724
Triple Number 50-50 Windward/Leeward High546.21.0984
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward636.50.9427
Triple Number 60-40 Windward/Leeward Low849.50.7063
Triple Number 60-40 Windward/Leeward Med632.30.9490
Triple Number 60-40 Windward/Leeward High569.51.0535
Triple Number All-Purpose Low678.60.8842
Triple Number All-Purpose Med515.21.1646
Triple Number All-Purpose High462.21.2981
Triple Number Predominant Upwind Low693.00.8658
Triple Number Predominant Upwind Med542.21.1065
Triple Number Predominant Upwind High510.91.1744
Triple Number Predominant Reaching Low612.60.9795
Triple Number Predominant Reaching Med479.11.2523
Triple Number Predominant Reaching High414.61.4472
Triple Number Predominant Downwind Low674.60.8895
Triple Number Predominant Downwind Med491.01.2221
Triple Number Predominant Downwind High409.61.4649
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low624.5
Triple Number Coastal/Long Distance Medium501.0
Triple Number Coastal/Long Distance High453.1
Triple Number Windward/Leeward Low804.4
Triple Number Windward/Leeward Medium617.0
Triple Number Windward/Leeward High546.2
Predominantly Upwind548.0
Predominantly Downwind497.6
Predominantly Reaching480.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9607
Triple Number Coastal/Long Distance Medium1.1976
Triple Number Coastal/Long Distance High1.3241
Triple Number Windward/Leeward Low0.7459
Triple Number Windward/Leeward Medium0.9725
Triple Number Windward/Leeward High1.0984
Coastal/Long Distance1.0971
Predominantly Upwind1.0949
Predominantly Downwind1.2058
For information
General Purpose Handicap (GPH)560.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1922
Distanseseilas Trippeltall svak vind0.9607
Distanseseilas Trippeltall mellomvind1.1976
Distanseseilas Trippeltall sterk vind1.3241
Pølsebane Trippeltall svak vind0.7459
Pølsebane Trippeltall mellomvind0.9725
Pølsebane Trippeltall sterk vind1.0984
Motvind Singeltall1.0949
Medvind Singeltall1.2058
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Coastal/Long Distance546.91.0971
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind548.01.0949
Predominantly Downwind497.61.2058
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore499.61.2011
Cape Doctor Coastal422.81.4189
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9607
Triple Number Coastal/Long Distance Medium1.1976
Triple Number Coastal/Long Distance High1.3241
Triple Number Windward/Leeward Low0.7459
Triple Number Windward/Leeward Medium0.9725
Triple Number Windward/Leeward High1.0984
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9607
Triple Number Coastal/Long Distance Medium1.1976
Triple Number Coastal/Long Distance High1.3241
Triple Number Windward/Leeward Low0.7459
Triple Number Windward/Leeward Medium0.9725
Triple Number Windward/Leeward High1.0984
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Predominantly Upwind548.01.0949
Predominantly Downwind497.61.2058
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance546.91.0971
Triple Number Coastal/Long Distance Low624.50.9607
Triple Number Coastal/Long Distance Medium501.01.1976
Triple Number Coastal/Long Distance High453.11.3241
Triple Number Windward/Leeward Low804.40.7459
Triple Number Windward/Leeward Medium617.00.9725
Triple Number Windward/Leeward High546.21.0984
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1275.0885.2678.9579.5522.8491.1463.2415.2396.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP520.81.1521 Predom. Dn High391.81.5312 5B AP M/H459.71.3053 TriNum AP Low624.60.9607 Predom. Rc Low672.10.8928 5B AP High435.61.3773 TriNum AP Med501.01.1975 Predom. Rc L/M519.41.1551 5B SF Bay Low793.90.7558 TriNum AP High453.11.3241 Predom. Rc Med465.01.2903 5B SF Bay L/M666.50.9003 TriNum W/L Low843.50.7113 Predom. Rc M/H429.41.3973 5B SF Bay Med587.21.0218 TriNum W/L Med617.00.9725 Predom. Rc High405.81.4785 5B SF Bay M/H540.41.1103 TriNum W/L Hig546.21.0984 5B W/L Low943.10.6362 5B SF Bay High509.61.1773 Predom. Upwind570.31.0522 5B W/L L/M699.40.8579 ChiMac Up Low674.10.8900 Predom. Reaching494.31.2139 5B W/L Med608.20.9866 ChiMac Up Med616.30.9735 Predom. Downwind519.71.1546 5B W/L M/H556.01.0791 ChiMac Up High547.71.0954 Predom. Up Low757.50.7921 5B W/L High519.71.1544 ChiMac Off Low651.30.9212 Predom. Up L/M589.11.0184 W/L 60-40 Low947.70.6331 ChiMac Off Med577.11.0396 Predom. Up Med535.51.1204 W/L 60-40 L/M709.60.8456 ChiMac Off High487.11.2317 Predom. Up M/H507.51.1823 W/L 60-40 Med624.20.9612 ChiMac AP Low660.00.9091 Predom. Up High493.31.2162 W/L 60-40 M/H577.71.0386 ChiMac AP Med594.91.0086 Predom. Dn Low754.50.7952 W/L 60-40 High548.31.0943 ChiMac AP High516.51.1617 Predom. Dn L/M559.81.0718 5B AP Low691.80.8674 BayMac Cove Island759.00.7905 Predom. Dn Med483.41.2413 5B AP L/M554.71.0816 BayMac Shore753.10.7967 Predom. Dn M/H431.41.3907 5B AP Med495.31.2114 Harvest Moon438.11.3696      SA/DSPL Up28.62SA/DSPL Dn62.72
ORC Ref  04560004FFC Issued on 03/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
MicroDarcyUSA 56443
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ 124Measurement17/10/2023HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.375Maximum beam3.474Draft2.108Displacement5,753Wetted area29.01IMS L11.272LSM011.207Accomod. length11.290Sink (kg/mm) 21.67
VCGD-0.101VCGM-0.103 RM Rated (kg·m) 146.4Limit of positive stability(°) 123.4 Stability Index 126.1 BLR index 0.0000Default crew weight170 Declared crew weight 680
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.458PBW0.116PIPA0.0032
EDL1.457ST10.049ST20.174
ST30.177ST40.095ST50.366
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.753IG14.764ISP16.533MDT10.119MDL10.226MDT20.119MDL20.177TL1.768MW0.220GO0.259
E5.182J4.252BAS1.689FSD0.032SFJ0.573SPL0.000WPLTPS6.309BD0.125MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS116.5336.309
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date16/10/2023
SFFP0.457FFM1.238FF1.244LCFcl6.832SG1.0160
SAFP11.735FAM0.876FA0.879LCFsh7.049HBI1.062
W193.5W293.5W393.5W493.5LCFD6.870
PD1263.9PD2261.4PD3262.8PD4261.6
WD5.190PLM9000.00GSA1.0RSA1.0RM145.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Alloy Fuel, Port SetteeFuel90496.320.002Alloy water, port aft bunkWater11007.920.00Total deductible416.320.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG3MiscellaneousHVAC system under V berth604.300.202Battery12V AGM engine battery256.920.001Battery2x 12V AGM house batteries506.720.00Total deductible0
ORC Ref  04560004FFC Issued on 03/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
MicroDarcyUSA 56443
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.171.071.913.314.3545.22
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentM/H G10.090.851.633.224.866.6114.44NoNo 47.1907/10/2024194546
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment119.2016.5217.8610.5310.7398%157.32
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.3 mTable area0.55 m²Headroom1.78 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity133 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity76 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004FFC Issued on 03/03/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org