Double HandedInternational Certificate2026
DUCKHAWKGER 6471
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
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 Angles45.8°42.7°40.9°39.9°39.5°39.5°39.6°41.2°42.6°
Beat VMG2.363.334.024.424.594.654.684.644.43
52°3.705.055.946.426.636.716.766.786.69
60°3.975.306.166.626.836.926.987.036.97
75°4.175.496.336.787.047.207.307.437.46
90°4.135.656.516.837.107.347.547.828.00
110°4.255.866.787.237.497.727.938.308.61
120°4.135.776.757.257.668.018.288.799.26
135°3.675.176.347.027.497.988.519.8011.04
150°3.044.385.486.397.017.417.838.7810.94
Run VMG2.643.794.745.536.116.506.857.619.47
Gybe Angles139.9°143.8°148.0°149.7°153.7°158.2°159.5°148.3°144.4°
APH ToD:580.5CDL: 7.831APH ToT: 1.0336CertNo:142085
BOAT
ClassJ-97DesignerJOHNSTONEBuilderJ-COMPOSITESAge date11/2011Series date06/2009Offset fileJ97.OFFData fileGER6471
HULL
Length Overall9.600 mMaximum Beam3.348 mDraft1.910 mDisplacement3,792 kgDLR7.0384IMS DivisionCruiser/RacerDynamic Allowance0.200%Age Allowance0.552%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.281m
CREW
Maximum weight200 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.5229.06Headsail Luffed26.3326.33Headsail FlyingSymmetricAsymmetric104.47104.47 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.29Storm Jib7.95Heavy Weather Jib21.46
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 80.8 kg·m Stability Index 120.1
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  04150004MCB Issued on 22/04/2026 Valid until 01/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
DUCKHAWKGER 6471
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
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 VMG1524.81080.4895.9813.8784.9774.2769.7776.6812.1
52°973.2713.5606.2560.6543.4536.7532.7531.0538.2
60°907.1679.0584.0543.7527.0520.1515.8512.2516.8
75°863.6655.9569.1531.0511.7500.1493.2484.8482.6
90°872.4637.4553.0527.4507.3490.5477.6460.3449.8
110°847.9613.8530.9498.0480.3466.3454.1434.0418.1
120°870.7624.0533.7496.5469.8449.7434.9409.7389.0
135°980.3696.7567.7512.7480.4451.0423.0367.3326.0
150°1182.9822.7657.4563.3513.8485.5459.5409.9329.2
Run VMG1365.9950.0759.1650.4589.2554.1525.8473.3380.1
Selected Courses
Windward / Leeward1445.31015.2827.5732.1687.0664.1647.8625.0596.1
All purpose1097.4784.5653.8593.4563.7546.0532.6512.6495.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward714.90.8393
All purpose580.51.0336
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7124
Downwind "popa"0.9330
70% up, 30% down "Ilhabela"0.7668
30% up, 70% down "Ilhabela-inverso"0.8537
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Predominantly Upwind635.60.9440
Predominantly Downwind573.51.0462
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP603.30.9945 Predom. Rc High474.61.2643 5B SF Bay L/M765.60.7837 TriNum AP Low719.20.8343 Predom. Dn Low847.60.7079 5B SF Bay Med675.80.8878 TriNum AP Med576.71.0403 Predom. Dn L/M638.40.9398 5B SF Bay M/H631.10.9507 TriNum AP High528.41.1354 Predom. Dn Med557.51.0761 5B SF Bay High608.00.9868 TriNum W/L Low964.20.6223 Predom. Dn M/H505.01.1881 5B AP Low789.80.7597 TriNum W/L Med708.00.8474 Predom. Dn High465.31.2896 5B AP L/M638.50.9398 TriNum W/L Hig643.30.9327 ChiMac Up Low784.60.7647 5B AP Med570.61.0516 Predom. Upwind662.10.9062 ChiMac Up Med715.90.8381 5B AP M/H534.11.1234 Predom. Reaching572.31.0485 ChiMac Up High636.80.9423 5B AP High513.11.1694 Predom. Downwind597.21.0048 ChiMac Off Low737.00.8141 5B W/L Low1075.80.5577 Predom. Up Low884.70.6782 ChiMac Off Med658.30.9115 5B W/L L/M800.80.7493 Predom. Up L/M685.10.8758 ChiMac Off High563.11.0655 5B W/L Med699.10.8583 Predom. Up Med619.20.9690 ChiMac AP Low757.90.7916 5B W/L M/H650.00.9231 Predom. Up M/H589.51.0178 ChiMac AP Med685.20.8756 5B W/L High623.90.9617 Predom. Up High578.31.0374 ChiMac AP High599.01.0017 W/L 60-40 Low1089.70.5506 Predom. Rc Low769.80.7794 BayMac Cove Island868.30.6910 W/L 60-40 L/M816.20.7351 Predom. Rc L/M599.61.0006 BayMac Shore862.70.6955 W/L 60-40 Med718.40.8352 Predom. Rc Med539.51.1121 Harvest Moon508.31.1804 W/L 60-40 M/H674.60.8895 Predom. Rc M/H500.81.1982 5B SF Bay Low913.60.6568 W/L 60-40 High655.40.9154      SA/DSPL Up22.46SA/DSPL Dn54.45
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance629.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating629.50.9532
FinRating, kevyt tuuli1056.40.9466
FinRating, kova tuuli515.30.9703
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9532
Triple Number Coastal/Long Distance Low0.8343
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8474
Triple Number Windward/Leeward High0.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
For information
General Purpose Handicap (GPH)645.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Saronikos S All Purpose660.70.9081
Saronikos S Upwind755.00.7947
Saronikos S Downwind537.01.1173
Saronikos N All Purpose694.00.8646
Saronikos N Upwind790.30.7592
Saronikos N Downwind580.81.0331
Saronikos SW All Purpose658.50.9112
Saronikos SW Upwind769.50.7797
Saronikos SW Downwind540.11.1110
Saronikos NE All Purpose709.40.8458
Saronikos NE Upwind738.70.8123
Saronikos NE Downwind645.00.9303
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose603.30.9945
5-Band All Purpose Low862.70.6955
5-Band All Purpose L/M660.50.9085
5-Band All Purpose Med588.01.0204
5-Band All Purpose M/H547.31.0963
5-Band All Purpose High522.31.1487
Single Number Predominant Upwind634.50.9457
Single Number Predominant Reaching551.41.0882
Single Number Predominant Downwind574.41.0445
5-Band 50-50 Windward/Leeward Low1075.80.5577
5-Band 50-50 Windward/Leeward L/M800.80.7493
5-Band 50-50 Windward/Leeward Med699.10.8583
5-Band 50-50 Windward/Leeward M/H650.00.9231
5-Band 50-50 Windward/Leeward High623.90.9617
5-Band 60-40 Windward/Leeward Low1089.70.5506
5-Band 60-40 Windward/Leeward L/M816.20.7351
5-Band 60-40 Windward/Leeward Med718.40.8352
5-Band 60-40 Windward/Leeward M/H674.60.8895
5-Band 60-40 Windward/Leeward High655.40.9154
Triple Number 50-50 Windward/Leeward Low964.20.6223
Triple Number 50-50 Windward/Leeward Med708.10.8473
Triple Number 50-50 Windward/Leeward High643.30.9327
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward734.40.8170
Triple Number 60-40 Windward/Leeward Low978.10.6134
Triple Number 60-40 Windward/Leeward Med726.70.8256
Triple Number 60-40 Windward/Leeward High669.30.8964
Triple Number All-Purpose Low779.40.7698
Triple Number All-Purpose Med594.71.0088
Triple Number All-Purpose High540.61.1098
Triple Number Predominant Upwind Low807.60.7430
Triple Number Predominant Upwind Med626.80.9573
Triple Number Predominant Upwind High594.31.0096
Triple Number Predominant Reaching Low704.00.8523
Triple Number Predominant Reaching Med555.11.0808
Triple Number Predominant Reaching High483.51.2410
Triple Number Predominant Downwind Low762.50.7869
Triple Number Predominant Downwind Med564.91.0622
Triple Number Predominant Downwind High481.91.2451
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low719.2
Triple Number Coastal/Long Distance Medium576.7
Triple Number Coastal/Long Distance High528.4
Triple Number Windward/Leeward Low921.4
Triple Number Windward/Leeward Medium708.0
Triple Number Windward/Leeward High643.3
Predominantly Upwind635.6
Predominantly Downwind573.5
Predominantly Reaching555.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8343
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8474
Triple Number Windward/Leeward High0.9327
Coastal/Long Distance0.9532
Predominantly Upwind0.9440
Predominantly Downwind1.0462
For information
General Purpose Handicap (GPH)645.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0336
Distanseseilas Trippeltall svak vind0.8343
Distanseseilas Trippeltall mellomvind1.0404
Distanseseilas Trippeltall sterk vind1.1354
Pølsebane Trippeltall svak vind0.6512
Pølsebane Trippeltall mellomvind0.8474
Pølsebane Trippeltall sterk vind0.9327
Motvind Singeltall0.9440
Medvind Singeltall1.0462
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Coastal/Long Distance629.50.9532
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind635.60.9440
Predominantly Downwind573.51.0462
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore604.80.9921
Cape Doctor Coastal500.71.1984
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8343
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8474
Triple Number Windward/Leeward High0.9327
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8343
Triple Number Coastal/Long Distance Medium1.0404
Triple Number Coastal/Long Distance High1.1354
Triple Number Windward/Leeward Low0.6512
Triple Number Windward/Leeward Medium0.8474
Triple Number Windward/Leeward High0.9327
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Predominantly Upwind635.60.9440
Predominantly Downwind573.51.0462
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance629.50.9532
Triple Number Coastal/Long Distance Low719.20.8343
Triple Number Coastal/Long Distance Medium576.71.0404
Triple Number Coastal/Long Distance High528.41.1354
Triple Number Windward/Leeward Low921.40.6512
Triple Number Windward/Leeward Medium708.00.8474
Triple Number Windward/Leeward High643.30.9327
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1437.41008.7778.4663.6601.2566.7537.2488.5468.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP603.30.9945 Predom. Dn High465.31.2896 5B AP M/H534.11.1234 TriNum AP Low719.20.8343 Predom. Rc Low769.80.7794 5B AP High513.11.1694 TriNum AP Med576.71.0403 Predom. Rc L/M599.61.0006 5B SF Bay Low913.60.6568 TriNum AP High528.41.1354 Predom. Rc Med539.51.1121 5B SF Bay L/M765.60.7837 TriNum W/L Low964.20.6223 Predom. Rc M/H500.81.1982 5B SF Bay Med675.80.8878 TriNum W/L Med708.00.8474 Predom. Rc High474.61.2643 5B SF Bay M/H631.10.9507 TriNum W/L Hig643.30.9327 5B W/L Low1075.80.5577 5B SF Bay High608.00.9868 Predom. Upwind662.10.9062 5B W/L L/M800.80.7493 ChiMac Up Low784.60.7647 Predom. Reaching572.31.0485 5B W/L Med699.10.8583 ChiMac Up Med715.90.8381 Predom. Downwind597.21.0048 5B W/L M/H650.00.9231 ChiMac Up High636.80.9423 Predom. Up Low884.70.6782 5B W/L High623.90.9617 ChiMac Off Low737.00.8141 Predom. Up L/M685.10.8758 W/L 60-40 Low1089.70.5506 ChiMac Off Med658.30.9115 Predom. Up Med619.20.9690 W/L 60-40 L/M816.20.7351 ChiMac Off High563.11.0655 Predom. Up M/H589.51.0178 W/L 60-40 Med718.40.8352 ChiMac AP Low757.90.7916 Predom. Up High578.31.0374 W/L 60-40 M/H674.60.8895 ChiMac AP Med685.20.8756 Predom. Dn Low847.60.7079 W/L 60-40 High655.40.9154 ChiMac AP High599.01.0017 Predom. Dn L/M638.40.9398 5B AP Low789.80.7597 BayMac Cove Island868.30.6910 Predom. Dn Med557.51.0761 5B AP L/M638.50.9398 BayMac Shore862.70.6955 Predom. Dn M/H505.01.1881 5B AP Med570.61.0516 Harvest Moon508.31.1804      SA/DSPL Up22.46SA/DSPL Dn54.45
ORC Ref  04150004MCB Issued on 22/04/2026 Valid until 01/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
DUCKHAWKGER 6471
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-97Measurement23/04/2018HINFR-JBC97026T010Plan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.600Maximum beam3.348Draft1.910Displacement3,792Wetted area19.82IMS L8.424LSM08.136Accomod. length9.600Sink (kg/mm) 14.78
VCGD-0.003VCGM-0.015 RM Rated (kg·m) 80.8Limit of positive stability(°) 123.5 Stability Index 120.1 BLR index 0.0000Default crew weight170 Declared crew weight 200
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.281PBW0.097PIPA0.0033
EDL1.670ST10.042ST20.180
ST30.180ST40.112ST50.320
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P12.040IG12.527ISP13.667MDT10.115MDL10.170MDT20.113MDL20.132TL1.100MW0.165GO0.188
E3.930J3.580BAS1.447FSDSFJ0.260SPL0.000WPLTPS5.230BD0.130MWT113.20MCG4.050
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date09/04/2016MeasurerDSV 154CommentSCHILKSEE
SFFP0.600FFM1.248FF1.251LCFcl5.204SG1.0150
SAFP9.303FAM0.912FA0.914LCFsh5.456HBI1.094
W164.0W264.0W364.0W464.0
PD1617.2PD2611.4PD3608.9PD4614.6
WD9.770PLM9000.00GSA1.0RSA1.0RM80.3
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG3WASTE PLASTIKWater3007.350.202FUEL S/SFuel5007.300.001WATER TEXTIL BLUE TEXTIL TANKWater10002.600.00Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG1MiscellaneousCOOLER WAECO104.950.002BatteryMOTOR VICTRON ENERGY 60AH374.950.001BatterySERVICE VICTRON ENERGY150AH474.950.001Engine (IC)VOLVO PENTA D1-20Total deductible0
ORC Ref  04150004MCB Issued on 22/04/2026 Valid until 01/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
DUCKHAWKGER 6471
Deutscher Segler Verband e.V.
Soling 16
24159 Kiel Schilksee
technik@dsv.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment1606550.160.871.582.533.3228.5211/12/2018MN-21564590.150.841.522.573.3328.4818/04/2016MN-1
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1606470.100.631.182.163.083.9712.54YesNo 26.3311/12/2018JIB LIGHT1606580.090.571.091.992.873.7811.95YesNo 23.4311/12/2018JIB MED
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment15645515.3312.9314.139.088.04113%104.4709/04/2018A2-1015.3913.2414.328.788.66101%104.4521/08/2018A2-2015.1512.9514.057.857.75101%91.6802/02/2016A-3
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.6 mTable area0.44 m²Headroom1.67 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity72 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity42 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04150004MCB Issued on 22/04/2026 Valid until 01/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org