Club Certificate2026
JAM JAMUSA 56
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 Angles46.7°43.6°42.1°41.4°39.8°39.1°38.8°39.0°40.1°
Beat VMG2.163.013.604.024.344.474.524.524.43
52°3.414.605.405.886.156.286.336.366.34
60°3.684.865.636.056.286.426.486.546.55
75°3.875.015.766.176.416.596.726.856.94
90°3.764.935.726.266.566.776.907.167.31
110°3.524.865.806.326.666.987.267.717.95
120°3.404.715.656.236.596.917.247.828.26
135°2.984.275.225.956.386.717.047.698.29
150°2.493.684.665.476.066.436.747.357.95
Run VMG2.163.184.044.775.425.926.286.857.40
Gybe Angles143.9°148.3°152.1°155.5°162.8°169.1°177.2°177.7°177.4°
APH ToD:644.0CDL: 6.955APH ToT: 0.9317CertNo:US7325
BOAT
ClassMorgan 27DesignerMORGANBuilderAge date01/1972Series date01/1972Offset fileMorgan27_JT.offData fileUSA56
HULL
Length Overall8.496 mMaximum Beam3.046 mDraft1.413 mDisplacement3,218 kgDLR7.6998IMS DivisionCruiser/RacerDynamic Allowance0.280%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight500 kg(declared)Minimum weight370 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail17.2217.52Headsail Luffed32.4132.41Headsail FlyingSymmetric57.7957.79Asymmetric51.7051.70 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail5.05Storm Jib6.46Heavy Weather Jib17.43
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 61.6 kg·m Stability Index 94.8
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  04560004REB Issued on 27/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAM JAMUSA 56
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 VMG1667.21194.21000.9894.5830.1806.3795.6796.6812.1
52°1056.6782.1667.2612.0585.2573.7569.0566.1567.7
60°977.8740.7639.3595.5573.1560.8555.4550.4549.2
75°930.4718.4624.5583.6561.5546.1535.4525.4518.8
90°956.8730.6629.8575.2548.4531.9521.5503.1492.4
110°1022.5740.9620.9569.4540.4516.0495.6467.1453.0
120°1059.3764.7636.7578.1546.6520.7497.6460.4435.9
135°1206.7843.6689.1604.8563.9536.3511.2468.2434.3
150°1445.0979.1772.6658.1593.8559.6534.3489.6452.6
Run VMG1668.61130.6890.3754.4663.9608.5573.1525.9486.3
Selected Courses
Windward / Leeward1667.91162.4945.6824.4747.0707.4684.4661.2649.2
All purpose1257.8900.4747.4666.8620.3595.1578.6557.6545.9
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward784.60.7647
All purpose644.00.9317
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6648
Downwind "popa"0.8161
70% up, 30% down "Ilhabela"0.7039
30% up, 70% down "Ilhabela-inverso"0.7639
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Predominantly Upwind696.50.8614
Predominantly Downwind652.30.9199
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP669.60.8961 Predom. Rc High531.41.1292 5B SF Bay L/M866.20.6927 TriNum AP Low823.90.7282 Predom. Dn Low996.00.6024 5B SF Bay Med742.20.8085 TriNum AP Med640.20.9373 Predom. Dn L/M737.00.8142 5B SF Bay M/H676.10.8875 TriNum AP High574.91.0437 Predom. Dn Med628.70.9543 5B SF Bay High652.00.9203 TriNum W/L Low1103.30.5438 Predom. Dn M/H564.71.0626 5B AP Low910.30.6591 TriNum W/L Med779.40.7698 Predom. Dn High530.41.1313 5B AP L/M722.80.8301 TriNum W/L Hig681.40.8805 ChiMac Up Low875.10.6856 5B AP Med631.00.9509 Predom. Upwind724.60.8280 ChiMac Up Med791.00.7585 5B AP M/H581.41.0320 Predom. Reaching642.50.9338 ChiMac Up High695.20.8631 5B AP High559.21.0729 Predom. Downwind681.80.8800 ChiMac Off Low856.50.7005 5B W/L Low1234.60.4860 Predom. Up Low993.20.6041 ChiMac Off Med757.10.7925 5B W/L L/M905.50.6626 Predom. Up L/M763.70.7856 ChiMac Off High640.70.9365 5B W/L Med764.70.7846 Predom. Up Med673.80.8905 ChiMac AP Low861.60.6964 5B W/L M/H689.60.8701 Predom. Up M/H631.20.9505 ChiMac AP Med771.00.7782 5B W/L High663.20.9048 Predom. Up High618.00.9709 ChiMac AP High666.00.9009 W/L 60-40 Low1240.50.4837 Predom. Rc Low885.90.6773 BayMac Cove Island988.00.6073 W/L 60-40 L/M917.70.6538 Predom. Rc L/M681.20.8807 BayMac Shore979.80.6123 W/L 60-40 Med781.50.7678 Predom. Rc Med600.00.9999 Harvest Moon569.41.0538 W/L 60-40 M/H711.80.8430 Predom. Rc M/H555.11.0809 5B SF Bay Low1045.50.5739 W/L 60-40 High690.30.8691      SA/DSPL Up22.68SA/DSPL Dn34.28
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance699.2
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating699.20.8581
FinRating, kevyt tuuli1215.20.8229
FinRating, kova tuuli563.70.8871
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8581
Triple Number Coastal/Long Distance Low0.7282
Triple Number Coastal/Long Distance Medium0.9374
Triple Number Coastal/Long Distance High1.0437
Triple Number Windward/Leeward Low0.5693
Triple Number Windward/Leeward Medium0.7698
Triple Number Windward/Leeward High0.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
For information
General Purpose Handicap (GPH)721.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Saronikos S All Purpose734.70.8167
Saronikos S Upwind824.50.7277
Saronikos S Downwind626.70.9574
Saronikos N All Purpose769.40.7798
Saronikos N Upwind857.90.6994
Saronikos N Downwind683.30.8781
Saronikos SW All Purpose742.30.8083
Saronikos SW Upwind846.20.7090
Saronikos SW Downwind638.60.9396
Saronikos NE All Purpose796.60.7532
Saronikos NE Upwind803.70.7465
Saronikos NE Downwind767.80.7815
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose669.60.8961
5-Band All Purpose Low989.80.6062
5-Band All Purpose L/M748.10.8020
5-Band All Purpose Med649.90.9233
5-Band All Purpose M/H597.01.0051
5-Band All Purpose High573.51.0462
Single Number Predominant Upwind695.10.8632
Single Number Predominant Reaching618.80.9696
Single Number Predominant Downwind653.00.9189
5-Band 50-50 Windward/Leeward Low1234.60.4860
5-Band 50-50 Windward/Leeward L/M905.50.6626
5-Band 50-50 Windward/Leeward Med764.70.7846
5-Band 50-50 Windward/Leeward M/H689.60.8701
5-Band 50-50 Windward/Leeward High663.20.9048
5-Band 60-40 Windward/Leeward Low1240.50.4837
5-Band 60-40 Windward/Leeward L/M917.70.6538
5-Band 60-40 Windward/Leeward Med781.50.7678
5-Band 60-40 Windward/Leeward M/H711.80.8430
5-Band 60-40 Windward/Leeward High690.30.8691
Triple Number 50-50 Windward/Leeward Low1103.30.5438
Triple Number 50-50 Windward/Leeward Med779.60.7697
Triple Number 50-50 Windward/Leeward High681.50.8805
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward801.40.7487
Triple Number 60-40 Windward/Leeward Low1111.40.5399
Triple Number 60-40 Windward/Leeward Med795.60.7541
Triple Number 60-40 Windward/Leeward High704.90.8512
Triple Number All-Purpose Low892.70.6722
Triple Number All-Purpose Med659.70.9095
Triple Number All-Purpose High590.11.0168
Triple Number Predominant Upwind Low907.90.6608
Triple Number Predominant Upwind Med685.70.8751
Triple Number Predominant Upwind High633.00.9479
Triple Number Predominant Reaching Low808.20.7424
Triple Number Predominant Reaching Med617.50.9717
Triple Number Predominant Reaching High539.31.1127
Triple Number Predominant Downwind Low891.20.6733
Triple Number Predominant Downwind Med639.80.9378
Triple Number Predominant Downwind High544.71.1015
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low823.9
Triple Number Coastal/Long Distance Medium640.1
Triple Number Coastal/Long Distance High574.9
Triple Number Windward/Leeward Low1053.9
Triple Number Windward/Leeward Medium779.4
Triple Number Windward/Leeward High681.4
Predominantly Upwind696.5
Predominantly Downwind652.3
Predominantly Reaching628.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7282
Triple Number Coastal/Long Distance Medium0.9374
Triple Number Coastal/Long Distance High1.0437
Triple Number Windward/Leeward Low0.5693
Triple Number Windward/Leeward Medium0.7698
Triple Number Windward/Leeward High0.8805
Coastal/Long Distance0.8581
Predominantly Upwind0.8614
Predominantly Downwind0.9199
For information
General Purpose Handicap (GPH)721.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9317
Distanseseilas Trippeltall svak vind0.7282
Distanseseilas Trippeltall mellomvind0.9374
Distanseseilas Trippeltall sterk vind1.0437
Pølsebane Trippeltall svak vind0.5693
Pølsebane Trippeltall mellomvind0.7698
Pølsebane Trippeltall sterk vind0.8805
Motvind Singeltall0.8614
Medvind Singeltall0.9199
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Coastal/Long Distance699.20.8581
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind696.50.8614
Predominantly Downwind652.30.9199
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore652.80.9191
Cape Doctor Coastal549.41.0921
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7282
Triple Number Coastal/Long Distance Medium0.9374
Triple Number Coastal/Long Distance High1.0437
Triple Number Windward/Leeward Low0.5693
Triple Number Windward/Leeward Medium0.7698
Triple Number Windward/Leeward High0.8805
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7282
Triple Number Coastal/Long Distance Medium0.9374
Triple Number Coastal/Long Distance High1.0437
Triple Number Windward/Leeward Low0.5693
Triple Number Windward/Leeward Medium0.7698
Triple Number Windward/Leeward High0.8805
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Predominantly Upwind696.50.8614
Predominantly Downwind652.30.9199
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance699.20.8581
Triple Number Coastal/Long Distance Low823.90.7282
Triple Number Coastal/Long Distance Medium640.10.9374
Triple Number Coastal/Long Distance High574.91.0437
Triple Number Windward/Leeward Low1053.90.5693
Triple Number Windward/Leeward Medium779.40.7698
Triple Number Windward/Leeward High681.40.8805
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1668.01159.2890.4746.8660.5617.3585.4534.5519.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP669.60.8961 Predom. Dn High530.41.1313 5B AP M/H581.41.0320 TriNum AP Low823.90.7282 Predom. Rc Low885.90.6773 5B AP High559.21.0729 TriNum AP Med640.20.9373 Predom. Rc L/M681.20.8807 5B SF Bay Low1045.50.5739 TriNum AP High574.91.0437 Predom. Rc Med600.00.9999 5B SF Bay L/M866.20.6927 TriNum W/L Low1103.30.5438 Predom. Rc M/H555.11.0809 5B SF Bay Med742.20.8085 TriNum W/L Med779.40.7698 Predom. Rc High531.41.1292 5B SF Bay M/H676.10.8875 TriNum W/L Hig681.40.8805 5B W/L Low1234.60.4860 5B SF Bay High652.00.9203 Predom. Upwind724.60.8280 5B W/L L/M905.50.6626 ChiMac Up Low875.10.6856 Predom. Reaching642.50.9338 5B W/L Med764.70.7846 ChiMac Up Med791.00.7585 Predom. Downwind681.80.8800 5B W/L M/H689.60.8701 ChiMac Up High695.20.8631 Predom. Up Low993.20.6041 5B W/L High663.20.9048 ChiMac Off Low856.50.7005 Predom. Up L/M763.70.7856 W/L 60-40 Low1240.50.4837 ChiMac Off Med757.10.7925 Predom. Up Med673.80.8905 W/L 60-40 L/M917.70.6538 ChiMac Off High640.70.9365 Predom. Up M/H631.20.9505 W/L 60-40 Med781.50.7678 ChiMac AP Low861.60.6964 Predom. Up High618.00.9709 W/L 60-40 M/H711.80.8430 ChiMac AP Med771.00.7782 Predom. Dn Low996.00.6024 W/L 60-40 High690.30.8691 ChiMac AP High666.00.9009 Predom. Dn L/M737.00.8142 5B AP Low910.30.6591 BayMac Cove Island988.00.6073 Predom. Dn Med628.70.9543 5B AP L/M722.80.8301 BayMac Shore979.80.6123 Predom. Dn M/H564.71.0626 5B AP Med631.00.9509 Harvest Moon569.41.0538      SA/DSPL Up22.68SA/DSPL Dn34.28
ORC Ref  04560004REB Issued on 27/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAM JAMUSA 56
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMorgan 27Measurement22/01/1988HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.496Maximum beam3.046Draft1.413Displacement3,218Wetted area17.28IMS L7.438LSM07.476Accomod. length8.496Sink (kg/mm) 12.89
VCGD0.200VCGM0.198 RM Rated (kg·m) 61.6Limit of positive stability(°) 97.2 Stability Index 94.8 BLR index 0.0000Default crew weight455 Declared crew weight 500
Centerboard weight0.0List angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayAdjustableMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P9.449IG11.278ISP11.278MDT10.101MDL10.153MDT20.101MDL20.153TL0.000MW0.153GO0.180
E3.048J3.661BAS1.528FSD0.019SFJ0.000SPL3.582WPLTPSBD0.113MWT0.00MCG0.000
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.200Flotation Date21/07/2021
SFFP0.750FFM1.102FF1.102LCFcl4.981SG
SAFP8.209FAM0.813FA0.813LCFsh5.218HBI0.865
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560004REB Issued on 27/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
JAM JAMUSA 56
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.130.641.151.972.5817.22light medium
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.080.731.412.834.295.6411.40NoNo 32.41
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS1.511.2511.2511.256.166.1857.79
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA311.2710.6010.945.665.7399%51.70
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.5 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity38 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04560004REB Issued on 27/05/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org