Non Spin/HSFClub Certificate2026
RE EILEIRL 731
ORC Ireland
www.orc-ireland.org
info@orc-ireland.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 Angles47.8°45.4°43.3°42.1°41.2°40.8°40.3°40.5°41.9°
Beat VMG1.872.733.363.824.154.344.414.424.30
52°2.994.255.115.716.096.296.376.416.37
60°3.254.535.375.946.286.476.566.626.62
75°3.424.715.576.136.456.656.806.947.02
90°3.324.625.526.136.496.726.927.227.41
110°2.874.175.175.946.426.736.997.477.88
120°2.703.974.985.776.326.666.937.467.97
135°2.363.534.525.345.996.436.727.237.74
150°1.993.003.904.575.235.806.236.817.30
Run VMG1.722.603.374.134.815.425.946.617.09
Gybe Angles142.2°143.2°143.9°168.5°169.6°170.5°172.3°175.3°175.0°
APH ToD:685.6CDL: 6.959APH ToT: 0.8751CertNo:26121_NS
BOAT
ClassMOODY 31 MK IIDesignerBILL DIXONBuilderMARINE PROJECTSAge date01/1985Series date01/1985Offset filehc52201.offData fileIRL731
HULL
Length Overall9.441 mMaximum Beam3.206 mDraft1.683 mDisplacement4,530 kgDLR8.7736IMS DivisionCruiser/RacerDynamic Allowance0.540%Age Allowance0.650%RS Assessment-0.025%
PROPELLER
InstallationShaft exposedTypeSolid 2 bladesDiameter0.400m
CREW
Maximum weight350 kg(declared)Minimum weight220 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail22.2522.67Headsail Luffed32.5132.51Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.56Storm Jib6.87Heavy Weather Jib18.55
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
✱ Woven polyester sails
Spinnakers0
✱ No spinnaker pole aboard
STABILITY
Righting Moment 86.2 kg·m Stability Index 111.8
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  05180004R6A Issued on 26/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
RE EILEIRL 731
ORC Ireland
www.orc-ireland.org
info@orc-ireland.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 VMG1921.21318.01069.9942.3867.5830.3815.8815.3836.4
52°1205.6846.1704.6630.6591.5572.5565.3561.7564.8
60°1109.2795.0670.3606.0573.5556.6548.7543.6543.4
75°1051.6764.6646.8587.6558.3541.2529.7518.5513.2
90°1083.2779.3652.0587.3555.0535.5520.6498.4485.8
110°1256.4863.7696.3606.0560.4534.8515.3481.7456.8
120°1333.2906.6723.5623.6570.0540.6519.7482.8451.6
135°1528.01020.7795.8674.5600.9560.0535.4498.2465.0
150°1811.41200.3924.2787.9688.5621.2578.0528.3493.0
Run VMG2091.61386.01067.2871.7747.8663.8606.0544.4508.0
Selected Courses
Windward / Leeward2006.41352.01068.6907.0807.7747.0710.9679.8672.2
All purpose1502.11028.6826.3718.6654.7616.9594.7571.1559.9
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward852.60.7037
All purpose685.60.8751
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6307
Downwind "popa"0.7135
70% up, 30% down "Ilhabela"0.6534
30% up, 70% down "Ilhabela-inverso"0.6864
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Predominantly Upwind731.90.8198
Predominantly Downwind710.30.8447
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP713.00.8416 Predom. Rc High540.41.1102 5B SF Bay L/M964.20.6223 TriNum AP Low927.50.6469 Predom. Dn Low1180.60.5082 5B SF Bay Med799.20.7507 TriNum AP Med681.00.8811 Predom. Dn L/M829.60.7233 5B SF Bay M/H705.20.8509 TriNum AP High591.41.0146 Predom. Dn Med677.40.8857 5B SF Bay High674.50.8896 TriNum W/L Low1273.70.4711 Predom. Dn M/H587.31.0216 5B AP Low1052.60.5700 TriNum W/L Med847.30.7081 Predom. Dn High547.71.0956 5B AP L/M792.80.7568 TriNum W/L Hig708.30.8471 ChiMac Up Low963.60.6227 5B AP Med668.30.8978 Predom. Upwind767.90.7814 ChiMac Up Med853.70.7028 5B AP M/H599.51.0008 Predom. Reaching685.30.8756 ChiMac Up High728.20.8240 5B AP High573.21.0467 Predom. Downwind750.70.7992 ChiMac Off Low989.80.6062 5B W/L Low1444.70.4153 Predom. Up Low1118.60.5364 ChiMac Off Med853.50.7030 5B W/L L/M1014.80.5912 Predom. Up L/M820.40.7313 ChiMac Off High695.40.8628 5B W/L Med827.70.7249 Predom. Up Med702.10.8546 ChiMac AP Low969.60.6188 5B W/L M/H719.90.8334 Predom. Up M/H643.30.9327 ChiMac AP Med848.60.7071 5B W/L High683.90.8773 Predom. Up High627.20.9566 ChiMac AP High708.60.8468 W/L 60-40 Low1437.10.4175 Predom. Rc Low1011.70.5930 BayMac Cove Island1132.70.5297 W/L 60-40 L/M1018.20.5893 Predom. Rc L/M738.10.8129 BayMac Shore1120.40.5355 W/L 60-40 Med839.50.7147 Predom. Rc Med627.30.9565 Harvest Moon597.81.0036 W/L 60-40 M/H740.40.8103 Predom. Rc M/H566.71.0587 5B SF Bay Low1198.30.5007 W/L 60-40 High710.90.8440      SA/DSPL Up19.90SA/DSPL Dn19.90
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance752.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating752.80.7971
FinRating, kevyt tuuli1427.40.7006
FinRating, kova tuuli578.30.8646
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7971
Triple Number Coastal/Long Distance Low0.6469
Triple Number Coastal/Long Distance Medium0.8812
Triple Number Coastal/Long Distance High1.0146
Triple Number Windward/Leeward Low0.4958
Triple Number Windward/Leeward Medium0.7081
Triple Number Windward/Leeward High0.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
For information
General Purpose Handicap (GPH)779.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Saronikos S All Purpose787.40.7620
Saronikos S Upwind874.10.6864
Saronikos S Downwind699.30.8580
Saronikos N All Purpose838.10.7159
Saronikos N Upwind917.40.6540
Saronikos N Downwind782.90.7664
Saronikos SW All Purpose804.50.7458
Saronikos SW Upwind905.80.6624
Saronikos SW Downwind719.00.8345
Saronikos NE All Purpose883.30.6793
Saronikos NE Upwind858.90.6986
Saronikos NE Downwind899.90.6668
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose713.00.8416
5-Band All Purpose Low1141.00.5259
5-Band All Purpose L/M820.70.7311
5-Band All Purpose Med687.40.8729
5-Band All Purpose M/H613.80.9776
5-Band All Purpose High585.91.0240
Single Number Predominant Upwind729.80.8221
Single Number Predominant Reaching652.60.9194
Single Number Predominant Downwind711.50.8433
5-Band 50-50 Windward/Leeward Low1444.70.4153
5-Band 50-50 Windward/Leeward L/M1014.80.5912
5-Band 50-50 Windward/Leeward Med827.70.7249
5-Band 50-50 Windward/Leeward M/H719.90.8334
5-Band 50-50 Windward/Leeward High683.90.8773
5-Band 60-40 Windward/Leeward Low1437.10.4175
5-Band 60-40 Windward/Leeward L/M1018.20.5893
5-Band 60-40 Windward/Leeward Med839.50.7147
5-Band 60-40 Windward/Leeward M/H740.40.8103
5-Band 60-40 Windward/Leeward High710.90.8440
Triple Number 50-50 Windward/Leeward Low1273.70.4711
Triple Number 50-50 Windward/Leeward Med847.50.7080
Triple Number 50-50 Windward/Leeward High708.30.8471
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward864.10.6943
Triple Number 60-40 Windward/Leeward Low1269.80.4725
Triple Number 60-40 Windward/Leeward Med858.00.6993
Triple Number 60-40 Windward/Leeward High730.50.8214
Triple Number All-Purpose Low1012.50.5926
Triple Number All-Purpose Med701.00.8560
Triple Number All-Purpose High605.20.9914
Triple Number Predominant Upwind Low1010.30.5939
Triple Number Predominant Upwind Med718.30.8353
Triple Number Predominant Upwind High642.20.9343
Triple Number Predominant Reaching Low906.80.6616
Triple Number Predominant Reaching Med649.10.9243
Triple Number Predominant Reaching High548.51.0939
Triple Number Predominant Downwind Low1038.20.5779
Triple Number Predominant Downwind Med696.00.8621
Triple Number Predominant Downwind High566.41.0594
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low927.5
Triple Number Coastal/Long Distance Medium680.9
Triple Number Coastal/Long Distance High591.4
Triple Number Windward/Leeward Low1210.2
Triple Number Windward/Leeward Medium847.3
Triple Number Windward/Leeward High708.3
Predominantly Upwind731.9
Predominantly Downwind710.3
Predominantly Reaching670.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6469
Triple Number Coastal/Long Distance Medium0.8812
Triple Number Coastal/Long Distance High1.0146
Triple Number Windward/Leeward Low0.4958
Triple Number Windward/Leeward Medium0.7081
Triple Number Windward/Leeward High0.8471
Coastal/Long Distance0.7971
Predominantly Upwind0.8198
Predominantly Downwind0.8447
For information
General Purpose Handicap (GPH)779.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8751
Distanseseilas Trippeltall svak vind0.6469
Distanseseilas Trippeltall mellomvind0.8812
Distanseseilas Trippeltall sterk vind1.0146
Pølsebane Trippeltall svak vind0.4958
Pølsebane Trippeltall mellomvind0.7081
Pølsebane Trippeltall sterk vind0.8471
Motvind Singeltall0.8198
Medvind Singeltall0.8447
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Coastal/Long Distance752.80.7971
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind731.90.8198
Predominantly Downwind710.30.8447
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore674.50.8895
Cape Doctor Coastal563.21.0653
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6469
Triple Number Coastal/Long Distance Medium0.8812
Triple Number Coastal/Long Distance High1.0146
Triple Number Windward/Leeward Low0.4958
Triple Number Windward/Leeward Medium0.7081
Triple Number Windward/Leeward High0.8471
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6469
Triple Number Coastal/Long Distance Medium0.8812
Triple Number Coastal/Long Distance High1.0146
Triple Number Windward/Leeward Low0.4958
Triple Number Windward/Leeward Medium0.7081
Triple Number Windward/Leeward High0.8471
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Predominantly Upwind731.90.8198
Predominantly Downwind710.30.8447
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance752.80.7971
Triple Number Coastal/Long Distance Low927.50.6469
Triple Number Coastal/Long Distance Medium680.90.8812
Triple Number Coastal/Long Distance High591.41.0146
Triple Number Windward/Leeward Low1210.20.4958
Triple Number Windward/Leeward Medium847.30.7081
Triple Number Windward/Leeward High708.30.8471
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2014.91355.41003.3815.3702.7642.7602.2545.1529.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP713.00.8416 Predom. Dn High547.71.0956 5B AP M/H599.51.0008 TriNum AP Low927.50.6469 Predom. Rc Low1011.70.5930 5B AP High573.21.0467 TriNum AP Med681.00.8811 Predom. Rc L/M738.10.8129 5B SF Bay Low1198.30.5007 TriNum AP High591.41.0146 Predom. Rc Med627.30.9565 5B SF Bay L/M964.20.6223 TriNum W/L Low1273.70.4711 Predom. Rc M/H566.71.0587 5B SF Bay Med799.20.7507 TriNum W/L Med847.30.7081 Predom. Rc High540.41.1102 5B SF Bay M/H705.20.8509 TriNum W/L Hig708.30.8471 5B W/L Low1444.70.4153 5B SF Bay High674.50.8896 Predom. Upwind767.90.7814 5B W/L L/M1014.80.5912 ChiMac Up Low963.60.6227 Predom. Reaching685.30.8756 5B W/L Med827.70.7249 ChiMac Up Med853.70.7028 Predom. Downwind750.70.7992 5B W/L M/H719.90.8334 ChiMac Up High728.20.8240 Predom. Up Low1118.60.5364 5B W/L High683.90.8773 ChiMac Off Low989.80.6062 Predom. Up L/M820.40.7313 W/L 60-40 Low1437.10.4175 ChiMac Off Med853.50.7030 Predom. Up Med702.10.8546 W/L 60-40 L/M1018.20.5893 ChiMac Off High695.40.8628 Predom. Up M/H643.30.9327 W/L 60-40 Med839.50.7147 ChiMac AP Low969.60.6188 Predom. Up High627.20.9566 W/L 60-40 M/H740.40.8103 ChiMac AP Med848.60.7071 Predom. Dn Low1180.60.5082 W/L 60-40 High710.90.8440 ChiMac AP High708.60.8468 Predom. Dn L/M829.60.7233 5B AP Low1052.60.5700 BayMac Cove Island1132.70.5297 Predom. Dn Med677.40.8857 5B AP L/M792.80.7568 BayMac Shore1120.40.5355 Predom. Dn M/H587.31.0216 5B AP Med668.30.8978 Harvest Moon597.81.0036      SA/DSPL Up19.90SA/DSPL Dn19.90
ORC Ref  05180004R6A Issued on 26/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
RE EILEIRL 731
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMOODY 31 MK IIMeasurement04/06/2019HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.441Maximum beam3.206Draft1.683Displacement4,530Wetted area21.69IMS L7.993LSM08.022Accomod. length9.441Sink (kg/mm) 15.17
VCGD0.039VCGM0.098 RM Rated (kg·m) 86.2Limit of positive stability(°) 110.9 Stability Index 111.8 BLR index 0.0000Default crew weight503 Declared crew weight 350
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.400PBW0.114PIPA0.0184
PSD0.025PHD0.044PHL0.035
PSA21.5°ESL0.890
ST10.023ST20.093ST30.130
ST40.049ST50.180
RIG
BackstayFixedForestayFixedInner forestayFixedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.400IG11.720ISPMDT10.120MDL10.180MDT2MDL2TLNo TaperMWGO
E3.600J3.820BAS1.390FSDFoilSFJ0.000SPLWPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date15/07/2016
SFFP0.609FFMFF1.178LCFcl5.321SG
SAFP8.644FAMFA0.932LCFsh5.551HBI1.000
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  05180004R6A Issued on 26/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
RE EILEIRL 731
ORC Ireland
www.orc-ireland.org
info@orc-ireland.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.791.332.2622.2501/01/2008from IRC Cert 2008
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.091.442.875.7411.25NoNo 32.5101/01/2008from IRC Cert 2008
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.4 mTable area0.44 m²Headroom1.66 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity68 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity38 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  05180004R6A Issued on 26/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org