Club Certificate2026
LazyFIN-2569
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
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°44.5°42.5°41.4°40.6°40.0°39.7°40.1°41.6°
Beat VMG1.842.693.293.724.034.204.274.284.17
52°2.914.154.965.515.866.036.116.166.14
60°3.144.395.205.736.036.206.296.376.37
75°3.294.545.395.906.206.406.536.696.77
90°3.334.675.606.146.416.586.676.987.21
110°3.324.675.636.186.526.807.067.517.78
120°3.154.475.466.096.466.777.087.738.22
135°2.663.904.945.776.246.576.897.618.41
150°2.243.364.355.215.896.296.607.247.99
Run VMG1.942.913.784.545.255.786.186.777.37
Gybe Angles145.3°148.7°152.8°155.5°162.4°169.6°177.7°178.6°177.7°
APH ToD:676.3CDL: 6.401APH ToT: 0.8872CertNo:
BOAT
ClassFinn Express 83DesignerEivind StillBuilderNykraAge date01/1982Series date04/1981Offset fileL5280.BOFData fileFIN2569
HULL
Length Overall8.319 mMaximum Beam2.794 mDraft1.438 mDisplacement2,520 kgDLR7.4180IMS DivisionCruiser/RacerDynamic Allowance0.380%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight265 kg(declared)Minimum weight135 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail19.4419.89Headsail Luffed12.7312.73Headsail FlyingSymmetric35.1035.10Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail5.80Storm Jib3.41Heavy Weather Jib9.20
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 39.4 kg·m Stability Index 109.7
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  04140004QLV Issued on 20/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LazyFIN-2569
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
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 VMG1954.41339.51093.1968.0893.8857.3843.6841.3862.9
52°1236.9868.4725.6652.9614.7597.1589.3584.0586.4
60°1147.1820.1691.9628.7596.7580.6572.0565.3564.8
75°1093.7792.4667.9609.7580.5562.9551.3537.8531.9
90°1082.4770.7642.5586.7561.6547.5539.5515.9499.3
110°1084.4770.9639.2582.2552.2529.2509.7479.3462.8
120°1144.2804.8659.6591.4557.7531.9508.3465.6438.2
135°1352.7921.9729.5624.0576.9547.7522.2473.2428.1
150°1606.71070.0827.6690.9611.4571.9545.2497.4450.7
Run VMG1855.31235.5953.2793.4686.0622.8582.4532.1488.3
Selected Courses
Windward / Leeward1904.81287.51023.2880.7789.9740.1713.0686.7675.6
All purpose1429.8985.9798.7702.3647.8617.8599.7575.3561.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward833.50.7199
All purpose676.30.8872
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6143
Downwind "popa"0.7770
70% up, 30% down "Ilhabela"0.6555
30% up, 70% down "Ilhabela-inverso"0.7198
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Predominantly Upwind738.20.8128
Predominantly Downwind681.60.8803
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP705.10.8510 Predom. Rc High544.81.1012 5B SF Bay L/M933.60.6426 TriNum AP Low892.30.6724 Predom. Dn Low1094.80.5480 5B SF Bay Med785.40.7639 TriNum AP Med671.10.8940 Predom. Dn L/M781.50.7678 5B SF Bay M/H706.00.8499 TriNum AP High595.11.0083 Predom. Dn Med653.20.9186 5B SF Bay High678.10.8849 TriNum W/L Low1216.10.4934 Predom. Dn M/H580.31.0340 5B AP Low999.40.6004 TriNum W/L Med827.10.7254 Predom. Dn High541.31.1084 5B AP L/M770.00.7792 TriNum W/L Hig709.90.8452 ChiMac Up Low960.20.6249 5B AP Med660.40.9085 Predom. Upwind774.30.7749 ChiMac Up Med856.00.7010 5B AP M/H602.60.9956 Predom. Reaching675.50.8882 ChiMac Up High736.20.8150 5B AP High577.21.0395 Predom. Downwind718.00.8357 ChiMac Off Low925.70.6481 5B W/L Low1375.80.4361 Predom. Up Low1108.60.5412 ChiMac Off Med807.00.7435 5B W/L L/M977.50.6138 Predom. Up L/M820.60.7311 ChiMac Off High668.50.8975 5B W/L Med809.80.7409 Predom. Up Med711.10.8438 ChiMac AP Low937.20.6402 5B W/L M/H719.60.8338 Predom. Up M/H658.60.9110 ChiMac AP Med827.40.7252 5B W/L High689.30.8704 Predom. Up High641.90.9347 ChiMac AP High699.80.8574 W/L 60-40 Low1386.90.4326 Predom. Rc Low971.70.6175 BayMac Cove Island1089.60.5507 W/L 60-40 L/M993.10.6041 Predom. Rc L/M718.00.8356 BayMac Shore1080.30.5554 W/L 60-40 Med830.40.7226 Predom. Rc Med622.70.9636 Harvest Moon588.81.0190 W/L 60-40 M/H745.60.8047 Predom. Rc M/H572.71.0476 5B SF Bay Low1150.40.5215 W/L 60-40 High720.50.8327      SA/DSPL Up17.32SA/DSPL Dn29.36
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance737.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating737.40.8137
FinRating, kevyt tuuli1356.00.7375
FinRating, kova tuuli580.50.8614
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8137
Triple Number Coastal/Long Distance Low0.6724
Triple Number Coastal/Long Distance Medium0.8941
Triple Number Coastal/Long Distance High1.0083
Triple Number Windward/Leeward Low0.5193
Triple Number Windward/Leeward Medium0.7254
Triple Number Windward/Leeward High0.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
For information
General Purpose Handicap (GPH)764.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Saronikos S All Purpose784.40.7650
Saronikos S Upwind895.80.6698
Saronikos S Downwind649.10.9244
Saronikos N All Purpose824.70.7276
Saronikos N Upwind937.50.6400
Saronikos N Downwind714.80.8394
Saronikos SW All Purpose795.50.7542
Saronikos SW Upwind924.60.6489
Saronikos SW Downwind663.90.9037
Saronikos NE All Purpose859.50.6981
Saronikos NE Upwind877.40.6838
Saronikos NE Downwind813.40.7377
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose705.10.8510
5-Band All Purpose Low1094.90.5480
5-Band All Purpose L/M797.50.7524
5-Band All Purpose Med680.20.8821
5-Band All Purpose M/H618.50.9701
5-Band All Purpose High591.01.0152
Single Number Predominant Upwind736.90.8143
Single Number Predominant Reaching644.90.9304
Single Number Predominant Downwind682.30.8794
5-Band 50-50 Windward/Leeward Low1375.80.4361
5-Band 50-50 Windward/Leeward L/M977.50.6138
5-Band 50-50 Windward/Leeward Med809.80.7409
5-Band 50-50 Windward/Leeward M/H719.60.8338
5-Band 50-50 Windward/Leeward High689.30.8704
5-Band 60-40 Windward/Leeward Low1386.90.4326
5-Band 60-40 Windward/Leeward L/M993.10.6041
5-Band 60-40 Windward/Leeward Med830.40.7226
5-Band 60-40 Windward/Leeward M/H745.60.8047
5-Band 60-40 Windward/Leeward High720.50.8327
Triple Number 50-50 Windward/Leeward Low1216.10.4934
Triple Number 50-50 Windward/Leeward Med827.30.7253
Triple Number 50-50 Windward/Leeward High709.90.8452
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward853.90.7026
Triple Number 60-40 Windward/Leeward Low1228.40.4885
Triple Number 60-40 Windward/Leeward Med847.00.7083
Triple Number 60-40 Windward/Leeward High737.10.8140
Triple Number All-Purpose Low974.50.6157
Triple Number All-Purpose Med691.70.8675
Triple Number All-Purpose High610.40.9830
Triple Number Predominant Upwind Low1000.20.5999
Triple Number Predominant Upwind Med725.50.8271
Triple Number Predominant Upwind High660.20.9088
Triple Number Predominant Reaching Low874.50.6861
Triple Number Predominant Reaching Med642.90.9332
Triple Number Predominant Reaching High554.91.0813
Triple Number Predominant Downwind Low968.50.6195
Triple Number Predominant Downwind Med665.20.9020
Triple Number Predominant Downwind High557.41.0765
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low892.3
Triple Number Coastal/Long Distance Medium671.1
Triple Number Coastal/Long Distance High595.1
Triple Number Windward/Leeward Low1155.4
Triple Number Windward/Leeward Medium827.1
Triple Number Windward/Leeward High709.9
Predominantly Upwind738.2
Predominantly Downwind681.6
Predominantly Reaching654.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6724
Triple Number Coastal/Long Distance Medium0.8941
Triple Number Coastal/Long Distance High1.0083
Triple Number Windward/Leeward Low0.5193
Triple Number Windward/Leeward Medium0.7254
Triple Number Windward/Leeward High0.8452
Coastal/Long Distance0.8137
Predominantly Upwind0.8128
Predominantly Downwind0.8803
For information
General Purpose Handicap (GPH)764.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8872
Distanseseilas Trippeltall svak vind0.6724
Distanseseilas Trippeltall mellomvind0.8941
Distanseseilas Trippeltall sterk vind1.0083
Pølsebane Trippeltall svak vind0.5193
Pølsebane Trippeltall mellomvind0.7254
Pølsebane Trippeltall sterk vind0.8452
Motvind Singeltall0.8128
Medvind Singeltall0.8803
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Coastal/Long Distance737.40.8137
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind738.20.8128
Predominantly Downwind681.60.8803
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore678.90.8837
Cape Doctor Coastal565.81.0605
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6724
Triple Number Coastal/Long Distance Medium0.8941
Triple Number Coastal/Long Distance High1.0083
Triple Number Windward/Leeward Low0.5193
Triple Number Windward/Leeward Medium0.7254
Triple Number Windward/Leeward High0.8452
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6724
Triple Number Coastal/Long Distance Medium0.8941
Triple Number Coastal/Long Distance High1.0083
Triple Number Windward/Leeward Low0.5193
Triple Number Windward/Leeward Medium0.7254
Triple Number Windward/Leeward High0.8452
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Predominantly Upwind738.20.8128
Predominantly Downwind681.60.8803
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance737.40.8137
Triple Number Coastal/Long Distance Low892.30.6724
Triple Number Coastal/Long Distance Medium671.10.8941
Triple Number Coastal/Long Distance High595.11.0083
Triple Number Windward/Leeward Low1155.40.5193
Triple Number Windward/Leeward Medium827.10.7254
Triple Number Windward/Leeward High709.90.8452
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1899.91282.3959.6792.1692.1641.1605.7548.0530.8
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP705.10.8510 Predom. Dn High541.31.1084 5B AP M/H602.60.9956 TriNum AP Low892.30.6724 Predom. Rc Low971.70.6175 5B AP High577.21.0395 TriNum AP Med671.10.8940 Predom. Rc L/M718.00.8356 5B SF Bay Low1150.40.5215 TriNum AP High595.11.0083 Predom. Rc Med622.70.9636 5B SF Bay L/M933.60.6426 TriNum W/L Low1216.10.4934 Predom. Rc M/H572.71.0476 5B SF Bay Med785.40.7639 TriNum W/L Med827.10.7254 Predom. Rc High544.81.1012 5B SF Bay M/H706.00.8499 TriNum W/L Hig709.90.8452 5B W/L Low1375.80.4361 5B SF Bay High678.10.8849 Predom. Upwind774.30.7749 5B W/L L/M977.50.6138 ChiMac Up Low960.20.6249 Predom. Reaching675.50.8882 5B W/L Med809.80.7409 ChiMac Up Med856.00.7010 Predom. Downwind718.00.8357 5B W/L M/H719.60.8338 ChiMac Up High736.20.8150 Predom. Up Low1108.60.5412 5B W/L High689.30.8704 ChiMac Off Low925.70.6481 Predom. Up L/M820.60.7311 W/L 60-40 Low1386.90.4326 ChiMac Off Med807.00.7435 Predom. Up Med711.10.8438 W/L 60-40 L/M993.10.6041 ChiMac Off High668.50.8975 Predom. Up M/H658.60.9110 W/L 60-40 Med830.40.7226 ChiMac AP Low937.20.6402 Predom. Up High641.90.9347 W/L 60-40 M/H745.60.8047 ChiMac AP Med827.40.7252 Predom. Dn Low1094.80.5480 W/L 60-40 High720.50.8327 ChiMac AP High699.80.8574 Predom. Dn L/M781.50.7678 5B AP Low999.40.6004 BayMac Cove Island1089.60.5507 Predom. Dn Med653.20.9186 5B AP L/M770.00.7792 BayMac Shore1080.30.5554 Predom. Dn M/H580.31.0340 5B AP Med660.40.9085 Harvest Moon588.81.0190      SA/DSPL Up17.32SA/DSPL Dn29.36
ORC Ref  04140004QLV Issued on 20/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LazyFIN-2569
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFinn Express 83Measurement17/05/2021HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.319Maximum beam2.794Draft1.438Displacement2,520Wetted area14.87IMS L7.220LSM06.977Accomod. length8.319Sink (kg/mm) 10.83
VCGD-0.018VCGM0.064 RM Rated (kg·m) 39.4Limit of positive stability(°) 112.7 Stability Index 109.7 BLR index 0.0000Default crew weight412 Declared crew weight 265
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0026
PSD0.025PHD0.040PHL0.115
PSA20.0°ESL0.664
ST10.020ST20.086ST30.098
ST40.048ST50.130
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P9.220IG8.255ISP8.310MDT10.093MDL10.127MDT2MDL2TLTaperMWGO
E3.590J2.680BAS1.190FSDSFJSPL2.800WPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date17/05/2021
SFFP0.506FFMFF1.024LCFcl4.599SG
SAFP7.893FAMFA0.765LCFsh4.806HBI0.917
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004QLV Issued on 20/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
LazyFIN-2569
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.120.721.332.262.9919.44
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.090.450.831.582.313.008.17YesNo 12.7303/05/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment18.108.108.105.304.8035.10
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.3 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity35 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  04140004QLV Issued on 20/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org