International Certificate2026
SHADOWEST 646
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
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°43.3°41.2°39.5°38.2°38.3°38.2°38.6°40.3°
Beat VMG2.453.484.254.815.085.185.255.275.16
52°3.855.316.296.907.187.297.367.437.41
60°4.145.606.537.087.377.507.597.697.68
75°4.355.796.707.217.557.807.948.128.20
90°4.225.886.937.417.647.888.178.558.77
110°4.336.027.107.698.128.448.709.199.65
120°4.215.896.997.618.138.629.089.8110.59
135°3.735.296.507.267.788.308.8710.4112.60
150°3.084.465.616.577.237.678.109.0511.23
Run VMG2.673.864.865.696.306.737.117.869.73
Gybe Angles139.6°143.3°147.6°149.7°152.9°157.7°160.3°155.9°141.6°
APH ToD:543.3CDL: 9.166APH ToT: 1.1044CertNo:
BOAT
ClassARCONA 340DesignerSTEFAN QVIBERGBuilderARCONA YACHTSAge date05/2010Series date05/2009Offset fileARCONA340-EST646A.offData fileEST646
HULL
Length Overall10.405 mMaximum Beam3.482 mDraft2.113 mDisplacement4,642 kgDLR6.0601IMS DivisionCruiser/RacerDynamic Allowance0.170%Age Allowance0.552%RS Assessment-0.305%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.425m
CREW
Maximum weight715 kg(declared)Minimum weight585 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail38.3439.14Headsail Luffed32.6632.66Headsail FlyingSymmetricAsymmetric118.77118.77 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail11.06Storm Jib10.69Heavy Weather Jib28.86
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 133.3 kg·m Stability Index 112.9
COMMENTS
Ex KatariinaII EST646
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  04340004W77 Issued on 09/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SHADOWEST 646
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
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 VMG1471.11034.3847.3748.3709.1694.8686.3682.6697.4
52°936.3677.8572.1521.5501.1493.8488.9484.2485.6
60°870.1643.0551.0508.5488.5479.9474.4468.2468.8
75°827.5622.1537.7499.5476.8461.8453.4443.2439.1
90°852.4612.6519.2486.1471.5456.9440.8421.3410.3
110°830.8597.7507.3468.4443.1426.6413.8391.6372.9
120°855.9611.1514.8473.3443.1417.6396.3367.1340.0
135°966.1681.1554.1496.1463.0433.6406.0345.9285.7
150°1167.3807.2642.0548.0497.7469.1444.2397.6320.5
Run VMG1347.9932.1741.3632.8571.7535.1506.2458.2370.1
Selected Courses
Windward / Leeward1409.5983.2794.3690.6640.4614.9596.3570.4533.7
All purpose1068.7757.5624.9558.5525.3505.9490.7467.6443.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward670.00.8956
All purpose543.31.1044
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7774
Downwind "popa"0.9594
70% up, 30% down "Ilhabela"0.8243
30% up, 70% down "Ilhabela-inverso"0.8965
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Predominantly Upwind591.31.0147
Predominantly Downwind547.31.0963
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.01.0600 Predom. Rc High435.81.3768 5B SF Bay L/M727.80.8244 TriNum AP Low691.20.8681 Predom. Dn Low825.20.7271 5B SF Bay Med630.10.9522 TriNum AP Med539.91.1114 Predom. Dn L/M613.40.9781 5B SF Bay M/H579.51.0353 TriNum AP High485.81.2351 Predom. Dn Med530.21.1316 5B SF Bay High551.11.0888 TriNum W/L Low930.50.6448 Predom. Dn M/H476.01.2606 5B AP Low763.80.7856 TriNum W/L Med663.60.9042 Predom. Dn High433.71.3836 5B AP L/M606.30.9896 TriNum W/L Hig591.21.0148 ChiMac Up Low745.50.8048 5B AP Med533.01.1258 Predom. Upwind616.60.9731 ChiMac Up Med672.80.8918 5B AP M/H492.31.2189 Predom. Reaching539.51.1121 ChiMac Up High589.01.0186 5B AP High467.41.2836 Predom. Downwind570.01.0526 ChiMac Off Low712.60.8419 5B W/L Low1042.60.5755 Predom. Up Low850.10.7058 ChiMac Off Med632.30.9489 5B W/L L/M762.80.7865 Predom. Up L/M645.30.9297 ChiMac Off High535.31.1209 5B W/L Med653.60.9180 Predom. Up Med573.01.0471 ChiMac AP Low726.00.8265 5B W/L M/H598.81.0020 Predom. Up M/H538.81.1136 ChiMac AP Med650.50.9224 5B W/L High568.51.0554 Predom. Up High522.01.1494 ChiMac AP High560.91.0696 W/L 60-40 Low1053.40.5696 Predom. Rc Low744.20.8063 BayMac Cove Island834.50.7190 W/L 60-40 L/M774.20.7750 Predom. Rc L/M569.01.0544 BayMac Shore828.60.7241 W/L 60-40 Med667.40.8990 Predom. Rc Med506.31.1851 Harvest Moon476.41.2595 W/L 60-40 M/H616.80.9727 Predom. Rc M/H465.81.2882 5B SF Bay Low881.80.6805 W/L 60-40 High592.01.0136      SA/DSPL Up25.38SA/DSPL Dn56.17
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance590.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating590.41.0162
FinRating, kevyt tuuli1024.90.9757
FinRating, kova tuuli468.71.0667
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0162
Triple Number Coastal/Long Distance Low0.8681
Triple Number Coastal/Long Distance Medium1.1115
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6751
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
For information
General Purpose Handicap (GPH)608.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Saronikos S All Purpose622.30.9642
Saronikos S Upwind705.10.8509
Saronikos S Downwind517.81.1587
Saronikos N All Purpose651.40.9211
Saronikos N Upwind738.20.8128
Saronikos N Downwind561.11.0694
Saronikos SW All Purpose623.10.9629
Saronikos SW Upwind725.40.8271
Saronikos SW Downwind518.01.1582
Saronikos NE All Purpose671.00.8942
Saronikos NE Upwind693.00.8658
Saronikos NE Downwind624.30.9611
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose566.01.0600
5-Band All Purpose Low834.20.7193
5-Band All Purpose L/M627.60.9560
5-Band All Purpose Med550.91.0891
5-Band All Purpose M/H507.11.1831
5-Band All Purpose High478.21.2547
Single Number Predominant Upwind590.31.0164
Single Number Predominant Reaching519.31.1554
Single Number Predominant Downwind548.01.0950
5-Band 50-50 Windward/Leeward Low1042.60.5755
5-Band 50-50 Windward/Leeward L/M762.80.7865
5-Band 50-50 Windward/Leeward Med653.60.9180
5-Band 50-50 Windward/Leeward M/H598.81.0020
5-Band 50-50 Windward/Leeward High568.51.0554
5-Band 60-40 Windward/Leeward Low1053.40.5696
5-Band 60-40 Windward/Leeward L/M774.20.7750
5-Band 60-40 Windward/Leeward Med667.40.8990
5-Band 60-40 Windward/Leeward M/H616.80.9727
5-Band 60-40 Windward/Leeward High592.01.0136
Triple Number 50-50 Windward/Leeward Low930.50.6448
Triple Number 50-50 Windward/Leeward Med663.70.9041
Triple Number 50-50 Windward/Leeward High591.21.0148
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward684.10.8771
Triple Number 60-40 Windward/Leeward Low941.20.6375
Triple Number 60-40 Windward/Leeward Med677.00.8863
Triple Number 60-40 Windward/Leeward High610.40.9830
Triple Number All-Purpose Low750.00.8000
Triple Number All-Purpose Med558.11.0751
Triple Number All-Purpose High499.71.2006
Triple Number Predominant Upwind Low772.40.7768
Triple Number Predominant Upwind Med581.61.0316
Triple Number Predominant Upwind High540.11.1109
Triple Number Predominant Reaching Low676.60.8868
Triple Number Predominant Reaching Med520.91.1519
Triple Number Predominant Reaching High449.01.3364
Triple Number Predominant Downwind Low739.10.8118
Triple Number Predominant Downwind Med538.81.1136
Triple Number Predominant Downwind High455.61.3169
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low691.2
Triple Number Coastal/Long Distance Medium539.8
Triple Number Coastal/Long Distance High485.8
Triple Number Windward/Leeward Low888.8
Triple Number Windward/Leeward Medium663.6
Triple Number Windward/Leeward High591.2
Predominantly Upwind591.3
Predominantly Downwind547.3
Predominantly Reaching526.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8681
Triple Number Coastal/Long Distance Medium1.1115
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6751
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0148
Coastal/Long Distance1.0162
Predominantly Upwind1.0147
Predominantly Downwind1.0963
For information
General Purpose Handicap (GPH)608.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1044
Distanseseilas Trippeltall svak vind0.8681
Distanseseilas Trippeltall mellomvind1.1115
Distanseseilas Trippeltall sterk vind1.2351
Pølsebane Trippeltall svak vind0.6751
Pølsebane Trippeltall mellomvind0.9042
Pølsebane Trippeltall sterk vind1.0148
Motvind Singeltall1.0147
Medvind Singeltall1.0963
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Coastal/Long Distance590.41.0162
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind591.31.0147
Predominantly Downwind547.31.0963
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore544.71.1015
Cape Doctor Coastal450.91.3308
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8681
Triple Number Coastal/Long Distance Medium1.1115
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6751
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0148
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8681
Triple Number Coastal/Long Distance Medium1.1115
Triple Number Coastal/Long Distance High1.2351
Triple Number Windward/Leeward Low0.6751
Triple Number Windward/Leeward Medium0.9042
Triple Number Windward/Leeward High1.0148
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Predominantly Upwind591.31.0147
Predominantly Downwind547.31.0963
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.41.0162
Triple Number Coastal/Long Distance Low691.20.8681
Triple Number Coastal/Long Distance Medium539.81.1115
Triple Number Coastal/Long Distance High485.81.2351
Triple Number Windward/Leeward Low888.80.6751
Triple Number Windward/Leeward Medium663.60.9042
Triple Number Windward/Leeward High591.21.0148
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1403.3978.1746.8625.4560.0525.1494.8446.9423.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP566.01.0600 Predom. Dn High433.71.3836 5B AP M/H492.31.2189 TriNum AP Low691.20.8681 Predom. Rc Low744.20.8063 5B AP High467.41.2836 TriNum AP Med539.91.1114 Predom. Rc L/M569.01.0544 5B SF Bay Low881.80.6805 TriNum AP High485.81.2351 Predom. Rc Med506.31.1851 5B SF Bay L/M727.80.8244 TriNum W/L Low930.50.6448 Predom. Rc M/H465.81.2882 5B SF Bay Med630.10.9522 TriNum W/L Med663.60.9042 Predom. Rc High435.81.3768 5B SF Bay M/H579.51.0353 TriNum W/L Hig591.21.0148 5B W/L Low1042.60.5755 5B SF Bay High551.11.0888 Predom. Upwind616.60.9731 5B W/L L/M762.80.7865 ChiMac Up Low745.50.8048 Predom. Reaching539.51.1121 5B W/L Med653.60.9180 ChiMac Up Med672.80.8918 Predom. Downwind570.01.0526 5B W/L M/H598.81.0020 ChiMac Up High589.01.0186 Predom. Up Low850.10.7058 5B W/L High568.51.0554 ChiMac Off Low712.60.8419 Predom. Up L/M645.30.9297 W/L 60-40 Low1053.40.5696 ChiMac Off Med632.30.9489 Predom. Up Med573.01.0471 W/L 60-40 L/M774.20.7750 ChiMac Off High535.31.1209 Predom. Up M/H538.81.1136 W/L 60-40 Med667.40.8990 ChiMac AP Low726.00.8265 Predom. Up High522.01.1494 W/L 60-40 M/H616.80.9727 ChiMac AP Med650.50.9224 Predom. Dn Low825.20.7271 W/L 60-40 High592.01.0136 ChiMac AP High560.91.0696 Predom. Dn L/M613.40.9781 5B AP Low763.80.7856 BayMac Cove Island834.50.7190 Predom. Dn Med530.21.1316 5B AP L/M606.30.9896 BayMac Shore828.60.7241 Predom. Dn M/H476.01.2606 5B AP Med533.01.1258 Harvest Moon476.41.2595      SA/DSPL Up25.38SA/DSPL Dn56.17
ORC Ref  04340004W77 Issued on 09/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SHADOWEST 646
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassARCONA 340Measurement30/05/2022HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.405Maximum beam3.482Draft2.113Displacement4,642Wetted area25.41IMS L9.463LSM09.149Accomod. length10.405Sink (kg/mm) 18.88
VCGD0.090VCGM0.084 RM Rated (kg·m) 133.3Limit of positive stability(°) 114.3 Stability Index 112.9 BLR index 0.0000Default crew weight606 Declared crew weight 715
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.425PBW0.100PIPA0.0033
EDL2.420ST10.042ST20.180
ST30.180ST40.112ST50.264
RIG
BackstayAdjustableForestayAdjustableInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingYesBase of mastAdjustableRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P13.610IG14.510ISP15.480MDT10.125MDL10.205MDT20.105MDL20.145TL0.910MW0.205GO0.235
E4.640J3.990BAS1.730FSD0.038SFJSPL4.190WPLTPS5.560BD0.171MWT145.50MCG4.600
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date21/05/2025MeasurerEST9CommentPirita
SFFP0.220FFM1.263FF1.270LCFcl5.697SG1.0000
SAFP10.028FAM1.099FA1.106LCFsh5.941HBI1.206
W171.8W271.8W371.8W471.8
PD1480.2PD2479.9PD3480.2PD4479.8
WD11.220PLM9000.00GSA1.0RSA1.0RM132.2
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG2Fixed2 lead bars 33,2+33,1kg Port675.401Fixed2 lead bars 35+34,8kg Strb705.40Fixed Ballast Total137
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG3Plastic soft, fresh water, strbWater555.301FUEL Plastic Fuel tank, starboard0.90008058.202Plastic Fresh water, portsideWater655.30Total deductible58.20
OTHER ITEMSIdKindDescriptionWeightLCGVCG1MiscellaneousAir Heater Eberspäche9.801Battery80Ah Service, port157.752Battery40Ah Starter, port167.751Engine (IC)YANMAR 3YM20Total deductible0
ORC Ref  04340004W77 Issued on 09/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
SHADOWEST 646
Eesti Purjetamise Liit
Masti 16
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment70.381.131.853.023.8838.3431/07/20262026
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment180.100.721.322.343.234.1214.63YesNo 32.6613/06/2022SuperLight '22230.100.721.312.333.244.1514.59YesNo 32.61Light 2025190.110.701.362.313.214.1914.54YesNo 32.5309/08/2026Light 2024200.100.701.302.313.204.0814.65YesNo 32.3310/06/2024Medium 202421a0.110.711.302.323.234.1114.48YesNo 32.1823/07/2025SuperLight130.100.671.262.323.264.1214.46YesNo 32.08JibTop 2016250.100.711.292.293.184.0614.60YesNo 32.0306/07/202617a0.110.541.052.043.044.0413.78YesNo 28.1620/07/2022HWJ240.100.761.362.223.184.1012.73YesNo 28.03Heavy 2025220.070.480.921.912.984.0911.50NoNo 22.75Staysail 2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA1.5-2417.5614.8616.218.729.0896%118.7723/07/2024A1.5 2024A2-2618.0513.7515.908.988.57105%117.9029/07/2026A2 '267a17.6814.2515.978.698.73100%115.7220/07/2022A2 '228a17.4714.7216.108.538.9595%115.5421/07/2022A1.5 '22917.0114.6115.817.378.3388%99.63415.7813.3514.577.687.60101%93.0218/05/2020A-1
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.4 mTable area0.44 m²Headroom1.73 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity88 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity58 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04340004W77 Issued on 09/08/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org