Club Certificate2026
ChinookUSA 10
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 Angles47.1°44.2°42.2°40.8°39.4°38.3°37.8°37.5°38.2°
Beat VMG2.243.233.944.484.865.085.195.255.19
52°3.564.975.926.566.937.137.247.317.32
60°3.855.266.196.777.097.297.417.507.54
75°4.075.456.376.927.237.457.627.847.93
90°3.945.346.296.937.297.497.708.088.35
110°3.765.316.437.107.497.798.068.438.70
120°3.635.156.287.027.457.798.118.749.09
135°3.204.665.806.697.237.607.948.689.37
150°2.663.965.086.046.807.277.618.279.00
Run VMG2.303.434.405.245.986.577.027.688.29
Gybe Angles143.3°146.5°150.4°152.2°157.9°164.6°170.5°177.7°176.3°
APH ToD:576.8CDL: 9.011APH ToT: 1.0403CertNo:USA1039
BOAT
ClassCal 39-2DesignerLapworthBuilderCal yachtsAge date01/1977Series date01/1977Offset fileCAL39-MKII.offData fileUSA1039
HULL
Length Overall11.906 mMaximum Beam3.650 mDraft2.064 mDisplacement8,189 kgDLR8.4575IMS DivisionCruiser/RacerDynamic Allowance0.450%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.408m
CREW
Maximum weight678 kg(default)Minimum weight548 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.3433.89Headsail Luffed52.2452.24Headsail FlyingSymmetric113.97113.97Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail9.66Storm Jib11.48Heavy Weather Jib30.99
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 205.1 kg·m Stability Index 129.0
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  04560004K5E Issued on 02/04/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ChinookUSA 10
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 VMG1603.81115.9913.3804.0740.2708.3694.3685.4693.5
52°1012.6724.5608.3548.6519.7504.7497.2492.5491.9
60°934.1684.5582.0532.0507.6493.9485.6479.8477.5
75°884.2660.7565.5520.6497.8483.2472.6459.4453.9
90°913.6674.7572.2519.2493.6480.4467.3445.8431.3
110°958.4677.4559.5507.0480.9462.3446.7426.8413.9
120°991.7698.8573.0512.8483.3462.4443.6411.9396.0
135°1125.9773.0620.9538.3497.9473.7453.2414.8384.3
150°1353.3909.3708.7596.0529.6495.4473.2435.1399.9
Run VMG1562.71050.0818.1686.9601.5547.7512.5468.8434.4
Selected Courses
Windward / Leeward1583.21083.0865.7745.5670.9628.0603.4577.1563.9
All purpose1192.7834.0680.4599.2553.5527.6511.1490.0477.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward705.90.8500
All purpose576.81.0403
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7419
Downwind "popa"0.8963
70% up, 30% down "Ilhabela"0.7823
30% up, 70% down "Ilhabela-inverso"0.8436
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Predominantly Upwind624.20.9612
Predominantly Downwind586.91.0224
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP600.80.9986 Predom. Rc High467.91.2824 5B SF Bay L/M788.60.7608 TriNum AP Low757.20.7924 Predom. Dn Low924.10.6493 5B SF Bay Med664.30.9032 TriNum AP Med572.91.0473 Predom. Dn L/M669.30.8965 5B SF Bay M/H595.61.0074 TriNum AP High507.31.1827 Predom. Dn Med563.51.0648 5B SF Bay High569.11.0544 TriNum W/L Low1023.20.5864 Predom. Dn M/H501.41.1967 5B AP Low845.00.7101 TriNum W/L Med701.30.8556 Predom. Dn High468.41.2810 5B AP L/M655.70.9151 TriNum W/L Hig599.71.0005 ChiMac Up Low806.10.7443 5B AP Med563.81.0642 Predom. Upwind652.30.9198 ChiMac Up Med719.80.8335 5B AP M/H513.91.1676 Predom. Reaching579.31.0357 ChiMac Up High620.70.9666 5B AP High491.51.2207 Predom. Downwind615.80.9744 ChiMac Off Low786.80.7625 5B W/L Low1153.70.5201 Predom. Up Low927.30.6470 ChiMac Off Med689.40.8704 5B W/L L/M826.60.7259 Predom. Up L/M693.40.8653 ChiMac Off High575.41.0427 5B W/L Med686.80.8737 Predom. Up Med601.50.9976 ChiMac AP Low792.80.7569 5B W/L M/H608.80.9856 Predom. Up M/H555.21.0808 ChiMac AP Med702.10.8546 5B W/L High579.41.0356 Predom. Up High538.41.1144 ChiMac AP High596.61.0057 W/L 60-40 Low1160.40.5171 Predom. Rc Low822.60.7294 BayMac Cove Island915.20.6556 W/L 60-40 L/M837.10.7168 Predom. Rc L/M617.20.9721 BayMac Shore907.80.6609 W/L 60-40 Med700.60.8564 Predom. Rc Med536.81.1177 Harvest Moon509.61.1775 W/L 60-40 M/H626.80.9572 Predom. Rc M/H492.31.2187 5B SF Bay Low968.80.6193 W/L 60-40 High601.20.9980      SA/DSPL Up20.92SA/DSPL Dn36.00
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance627.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating627.70.9558
FinRating, kevyt tuuli1137.70.8790
FinRating, kova tuuli495.31.0096
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9558
Triple Number Coastal/Long Distance Low0.7924
Triple Number Coastal/Long Distance Medium1.0474
Triple Number Coastal/Long Distance High1.1827
Triple Number Windward/Leeward Low0.6158
Triple Number Windward/Leeward Medium0.8556
Triple Number Windward/Leeward High1.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
For information
General Purpose Handicap (GPH)650.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Saronikos S All Purpose664.60.9028
Saronikos S Upwind749.70.8004
Saronikos S Downwind565.71.0606
Saronikos N All Purpose695.70.8624
Saronikos N Upwind783.10.7662
Saronikos N Downwind618.90.9694
Saronikos SW All Purpose675.60.8881
Saronikos SW Upwind776.60.7726
Saronikos SW Downwind577.11.0397
Saronikos NE All Purpose726.60.8258
Saronikos NE Upwind735.80.8154
Saronikos NE Downwind702.20.8544
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose600.80.9986
5-Band All Purpose Low921.40.6512
5-Band All Purpose L/M679.50.8830
5-Band All Purpose Med581.61.0316
5-Band All Purpose M/H527.81.1367
5-Band All Purpose High503.01.1928
Single Number Predominant Upwind623.10.9630
Single Number Predominant Reaching555.31.0805
Single Number Predominant Downwind587.21.0217
5-Band 50-50 Windward/Leeward Low1153.70.5201
5-Band 50-50 Windward/Leeward L/M826.60.7259
5-Band 50-50 Windward/Leeward Med686.80.8737
5-Band 50-50 Windward/Leeward M/H608.80.9856
5-Band 50-50 Windward/Leeward High579.41.0356
5-Band 60-40 Windward/Leeward Low1160.40.5171
5-Band 60-40 Windward/Leeward L/M837.10.7168
5-Band 60-40 Windward/Leeward Med700.60.8564
5-Band 60-40 Windward/Leeward M/H626.80.9572
5-Band 60-40 Windward/Leeward High601.20.9980
Triple Number 50-50 Windward/Leeward Low1023.20.5864
Triple Number 50-50 Windward/Leeward Med701.40.8555
Triple Number 50-50 Windward/Leeward High599.71.0005
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward719.80.8336
Triple Number 60-40 Windward/Leeward Low1031.10.5819
Triple Number 60-40 Windward/Leeward Med714.70.8395
Triple Number 60-40 Windward/Leeward High618.60.9699
Triple Number All-Purpose Low824.00.7281
Triple Number All-Purpose Med591.41.0146
Triple Number All-Purpose High520.61.1525
Triple Number Predominant Upwind Low840.20.7141
Triple Number Predominant Upwind Med613.60.9778
Triple Number Predominant Upwind High554.61.0818
Triple Number Predominant Reaching Low744.20.8063
Triple Number Predominant Reaching Med553.11.0848
Triple Number Predominant Reaching High477.51.2565
Triple Number Predominant Downwind Low821.00.7308
Triple Number Predominant Downwind Med574.71.0441
Triple Number Predominant Downwind High483.51.2411
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low757.2
Triple Number Coastal/Long Distance Medium572.8
Triple Number Coastal/Long Distance High507.3
Triple Number Windward/Leeward Low974.3
Triple Number Windward/Leeward Medium701.3
Triple Number Windward/Leeward High599.7
Predominantly Upwind624.2
Predominantly Downwind586.9
Predominantly Reaching564.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7924
Triple Number Coastal/Long Distance Medium1.0474
Triple Number Coastal/Long Distance High1.1827
Triple Number Windward/Leeward Low0.6158
Triple Number Windward/Leeward Medium0.8556
Triple Number Windward/Leeward High1.0005
Coastal/Long Distance0.9558
Predominantly Upwind0.9612
Predominantly Downwind1.0224
For information
General Purpose Handicap (GPH)650.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0403
Distanseseilas Trippeltall svak vind0.7924
Distanseseilas Trippeltall mellomvind1.0474
Distanseseilas Trippeltall sterk vind1.1827
Pølsebane Trippeltall svak vind0.6158
Pølsebane Trippeltall mellomvind0.8556
Pølsebane Trippeltall sterk vind1.0005
Motvind Singeltall0.9612
Medvind Singeltall1.0224
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Coastal/Long Distance627.70.9558
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind624.20.9612
Predominantly Downwind586.91.0224
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore567.91.0565
Cape Doctor Coastal481.31.2466
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7924
Triple Number Coastal/Long Distance Medium1.0474
Triple Number Coastal/Long Distance High1.1827
Triple Number Windward/Leeward Low0.6158
Triple Number Windward/Leeward Medium0.8556
Triple Number Windward/Leeward High1.0005
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7924
Triple Number Coastal/Long Distance Medium1.0474
Triple Number Coastal/Long Distance High1.1827
Triple Number Windward/Leeward Low0.6158
Triple Number Windward/Leeward Medium0.8556
Triple Number Windward/Leeward High1.0005
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Predominantly Upwind624.20.9612
Predominantly Downwind586.91.0224
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance627.70.9558
Triple Number Coastal/Long Distance Low757.20.7924
Triple Number Coastal/Long Distance Medium572.81.0474
Triple Number Coastal/Long Distance High507.31.1827
Triple Number Windward/Leeward Low974.30.6158
Triple Number Windward/Leeward Medium701.30.8556
Triple Number Windward/Leeward High599.71.0005
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1581.21079.7814.4673.3589.7547.2517.0471.0457.4
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP600.80.9986 Predom. Dn High468.41.2810 5B AP M/H513.91.1676 TriNum AP Low757.20.7924 Predom. Rc Low822.60.7294 5B AP High491.51.2207 TriNum AP Med572.91.0473 Predom. Rc L/M617.20.9721 5B SF Bay Low968.80.6193 TriNum AP High507.31.1827 Predom. Rc Med536.81.1177 5B SF Bay L/M788.60.7608 TriNum W/L Low1023.20.5864 Predom. Rc M/H492.31.2187 5B SF Bay Med664.30.9032 TriNum W/L Med701.30.8556 Predom. Rc High467.91.2824 5B SF Bay M/H595.61.0074 TriNum W/L Hig599.71.0005 5B W/L Low1153.70.5201 5B SF Bay High569.11.0544 Predom. Upwind652.30.9198 5B W/L L/M826.60.7259 ChiMac Up Low806.10.7443 Predom. Reaching579.31.0357 5B W/L Med686.80.8737 ChiMac Up Med719.80.8335 Predom. Downwind615.80.9744 5B W/L M/H608.80.9856 ChiMac Up High620.70.9666 Predom. Up Low927.30.6470 5B W/L High579.41.0356 ChiMac Off Low786.80.7625 Predom. Up L/M693.40.8653 W/L 60-40 Low1160.40.5171 ChiMac Off Med689.40.8704 Predom. Up Med601.50.9976 W/L 60-40 L/M837.10.7168 ChiMac Off High575.41.0427 Predom. Up M/H555.21.0808 W/L 60-40 Med700.60.8564 ChiMac AP Low792.80.7569 Predom. Up High538.41.1144 W/L 60-40 M/H626.80.9572 ChiMac AP Med702.10.8546 Predom. Dn Low924.10.6493 W/L 60-40 High601.20.9980 ChiMac AP High596.61.0057 Predom. Dn L/M669.30.8965 5B AP Low845.00.7101 BayMac Cove Island915.20.6556 Predom. Dn Med563.51.0648 5B AP L/M655.70.9151 BayMac Shore907.80.6609 Predom. Dn M/H501.41.1967 5B AP Med563.81.0642 Harvest Moon509.61.1775      SA/DSPL Up20.92SA/DSPL Dn36.00
ORC Ref  04560004K5E Issued on 02/04/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ChinookUSA 10
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassCal 39-2MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.906Maximum beam3.650Draft2.064Displacement8,189Wetted area31.89IMS L9.883LSM09.892Accomod. length11.863Sink (kg/mm) 21.83
VCGD-0.163VCGM-0.145 RM Rated (kg·m) 205.1Limit of positive stability(°) 123.4 Stability Index 129.0 BLR index 0.0000Default crew weight678 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.408PBW0.113PIPA0.0046
PSD0.032PHD0.063PHL0.185
PSA16.0°ESL0.673
ST10.026ST20.133ST30.133
ST40.081ST50.191
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P13.412IG15.151ISP15.151MDT10.155MDL10.234MDT20.149MDL20.158TL2.593MW0.154GO0.154
E4.115J5.196BAS1.492FSDSFJSPL5.196WPLTPSBD0.178MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered205.1Flotation Date05/05/2021
SFFP0.500FFM1.423FF1.423LCFcl6.789SG
SAFP11.415FAM0.983FA0.983LCFsh7.023HBI1.167
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004K5E Issued on 02/04/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
ChinookUSA 10
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn-240.100.851.542.703.5833.34
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG17.0114.64NoNo 52.24
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS215.2415.2415.248.998.91113.9721/02/2024
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.9 mTable area0.55 m²Headroom1.81 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity148 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity88 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004K5E Issued on 02/04/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org