Double HandedClub Certificate2026
VenlaFIN 2922
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 Angles45.8°42.6°40.7°40.4°40.8°40.9°41.1°41.8°43.2°
Beat VMG2.143.013.593.944.134.194.234.194.07
52°3.354.545.305.796.066.176.236.246.15
60°3.584.755.516.016.286.406.466.506.48
75°3.744.895.686.196.486.646.746.846.88
90°3.634.815.666.226.536.746.917.157.32
110°3.574.905.846.446.766.987.137.367.41
120°3.444.765.736.396.767.057.327.657.83
135°3.054.355.346.126.606.937.247.818.23
150°2.563.774.775.606.246.666.977.578.07
Run VMG2.223.274.144.885.536.076.487.067.61
Gybe Angles143.9°148.0°152.1°155.5°160.6°166.4°175.0°177.7°178.1°
APH ToD:647.2CDL: 6.850APH ToT: 0.9271CertNo:
BOAT
ClassJON 33DesignerJORMA NYMANBuilderJONMERIAge date01/1983Series date01/1981Offset fileL827.BOFData fileFIN2922
HULL
Length Overall10.054 mMaximum Beam3.348 mDraft1.951 mDisplacement6,220 kgDLR13.7447IMS DivisionCruiser/RacerDynamic Allowance0.630%Age Allowance0.650%RS Assessment-0.280%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.480m
CREW
Maximum weight160 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.6223.92Headsail Luffed36.4936.49Headsail FlyingSymmetric81.5281.52Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.87Storm Jib9.76Heavy Weather Jib26.35
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 106.5 kg·m Stability Index 114.4
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  04140004R1U Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
VenlaFIN 2922
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 VMG1680.91195.61002.7912.7872.3858.2852.0858.2883.8
52°1074.6793.4679.7621.8594.1583.1578.2577.1585.1
60°1004.4757.9653.0599.2573.7562.2557.2554.1555.8
75°962.9735.7633.8581.4555.8542.2533.9526.4523.0
90°991.7748.2635.6578.8551.6533.9521.1503.4492.0
110°1008.1734.3615.9559.3532.6515.7505.2489.2485.6
120°1046.5756.4628.5563.4532.2510.7491.6470.8459.5
135°1181.8827.1674.4588.6545.2519.4497.0460.9437.6
150°1403.5954.2754.3643.3576.6540.7516.9475.6446.1
Run VMG1620.71101.8869.2737.3650.6592.7555.5509.6473.1
Selected Courses
Windward / Leeward1650.81148.7936.0825.0761.5725.5703.8683.9678.5
All purpose1256.2897.5744.5665.4624.0601.6587.3571.3566.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward794.10.7555
All purpose647.20.9271
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6410
Downwind "popa"0.8372
70% up, 30% down "Ilhabela"0.6895
30% up, 70% down "Ilhabela-inverso"0.7668
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Predominantly Upwind707.70.8478
Predominantly Downwind645.30.9297
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP673.70.8906 Predom. Rc High535.41.1207 5B SF Bay L/M864.50.6941 TriNum AP Low821.00.7308 Predom. Dn Low984.40.6095 5B SF Bay Med753.10.7967 TriNum AP Med642.30.9341 Predom. Dn L/M728.40.8237 5B SF Bay M/H696.20.8619 TriNum AP High584.81.0259 Predom. Dn Med622.50.9639 5B SF Bay High677.30.8858 TriNum W/L Low1092.10.5494 Predom. Dn M/H560.21.0711 5B AP Low908.30.6606 TriNum W/L Med788.20.7612 Predom. Dn High529.31.1335 5B AP L/M721.40.8318 TriNum W/L Hig701.80.8550 ChiMac Up Low881.40.6807 5B AP Med634.10.9462 Predom. Upwind737.00.8141 ChiMac Up Med800.60.7495 5B AP M/H590.11.0168 Predom. Reaching643.40.9326 ChiMac Up High708.70.8466 5B AP High573.21.0468 Predom. Downwind675.20.8886 ChiMac Off Low846.60.7087 5B W/L Low1221.00.4914 Predom. Up Low997.50.6015 ChiMac Off Med748.90.8012 5B W/L L/M902.40.6649 Predom. Up L/M769.40.7799 ChiMac Off High634.90.9450 5B W/L Med775.70.7734 Predom. Up Med686.30.8743 ChiMac AP Low860.50.6973 5B W/L M/H708.90.8463 Predom. Up M/H649.40.9240 ChiMac AP Med772.20.7770 5B W/L High686.40.8741 Predom. Up High640.00.9375 ChiMac AP High670.10.8954 W/L 60-40 Low1230.60.4876 Predom. Rc Low888.20.6755 BayMac Cove Island986.70.6081 W/L 60-40 L/M918.00.6536 Predom. Rc L/M680.60.8815 BayMac Shore979.50.6125 W/L 60-40 Med797.80.7521 Predom. Rc Med599.81.0003 Harvest Moon564.71.0625 W/L 60-40 M/H738.30.8127 Predom. Rc M/H556.21.0787 5B SF Bay Low1036.40.5789 W/L 60-40 High721.50.8316      SA/DSPL Up17.67SA/DSPL Dn30.90
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance701.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating701.80.8549
FinRating, kevyt tuuli1204.10.8305
FinRating, kova tuuli576.20.8677
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8549
Triple Number Coastal/Long Distance Low0.7308
Triple Number Coastal/Long Distance Medium0.9342
Triple Number Coastal/Long Distance High1.0259
Triple Number Windward/Leeward Low0.5756
Triple Number Windward/Leeward Medium0.7612
Triple Number Windward/Leeward High0.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
For information
General Purpose Handicap (GPH)723.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Saronikos S All Purpose739.40.8114
Saronikos S Upwind840.40.7140
Saronikos S Downwind613.90.9774
Saronikos N All Purpose778.80.7704
Saronikos N Upwind878.30.6832
Saronikos N Downwind669.60.8961
Saronikos SW All Purpose744.30.8061
Saronikos SW Upwind857.80.6995
Saronikos SW Downwind627.90.9555
Saronikos NE All Purpose803.50.7467
Saronikos NE Upwind822.10.7299
Saronikos NE Downwind755.80.7938
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose673.70.8906
5-Band All Purpose Low987.20.6078
5-Band All Purpose L/M747.10.8031
5-Band All Purpose Med653.30.9184
5-Band All Purpose M/H603.90.9935
5-Band All Purpose High583.81.0277
Single Number Predominant Upwind706.30.8495
Single Number Predominant Reaching618.50.9701
Single Number Predominant Downwind646.20.9285
5-Band 50-50 Windward/Leeward Low1221.00.4914
5-Band 50-50 Windward/Leeward L/M902.40.6649
5-Band 50-50 Windward/Leeward Med775.70.7734
5-Band 50-50 Windward/Leeward M/H708.90.8463
5-Band 50-50 Windward/Leeward High686.40.8741
5-Band 60-40 Windward/Leeward Low1230.60.4876
5-Band 60-40 Windward/Leeward L/M918.00.6536
5-Band 60-40 Windward/Leeward Med797.80.7521
5-Band 60-40 Windward/Leeward M/H738.30.8127
5-Band 60-40 Windward/Leeward High721.50.8316
Triple Number 50-50 Windward/Leeward Low1092.10.5494
Triple Number 50-50 Windward/Leeward Med788.30.7611
Triple Number 50-50 Windward/Leeward High701.80.8550
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward816.10.7352
Triple Number 60-40 Windward/Leeward Low1103.30.5438
Triple Number 60-40 Windward/Leeward Med809.30.7414
Triple Number 60-40 Windward/Leeward High732.60.8190
Triple Number All-Purpose Low890.10.6741
Triple Number All-Purpose Med662.30.9059
Triple Number All-Purpose High597.91.0036
Triple Number Predominant Upwind Low911.40.6583
Triple Number Predominant Upwind Med696.60.8613
Triple Number Predominant Upwind High654.40.9169
Triple Number Predominant Reaching Low809.10.7416
Triple Number Predominant Reaching Med618.20.9706
Triple Number Predominant Reaching High539.81.1116
Triple Number Predominant Downwind Low881.10.6809
Triple Number Predominant Downwind Med632.10.9492
Triple Number Predominant Downwind High537.71.1159
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low821.0
Triple Number Coastal/Long Distance Medium642.3
Triple Number Coastal/Long Distance High584.9
Triple Number Windward/Leeward Low1042.4
Triple Number Windward/Leeward Medium788.2
Triple Number Windward/Leeward High701.8
Predominantly Upwind707.7
Predominantly Downwind645.3
Predominantly Reaching624.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7308
Triple Number Coastal/Long Distance Medium0.9342
Triple Number Coastal/Long Distance High1.0259
Triple Number Windward/Leeward Low0.5756
Triple Number Windward/Leeward Medium0.7612
Triple Number Windward/Leeward High0.8550
Coastal/Long Distance0.8549
Predominantly Upwind0.8478
Predominantly Downwind0.9297
For information
General Purpose Handicap (GPH)723.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9271
Distanseseilas Trippeltall svak vind0.7308
Distanseseilas Trippeltall mellomvind0.9342
Distanseseilas Trippeltall sterk vind1.0259
Pølsebane Trippeltall svak vind0.5756
Pølsebane Trippeltall mellomvind0.7612
Pølsebane Trippeltall sterk vind0.8550
Motvind Singeltall0.8478
Medvind Singeltall0.9297
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Coastal/Long Distance701.80.8549
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind707.70.8478
Predominantly Downwind645.30.9297
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore680.10.8822
Cape Doctor Coastal567.91.0566
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7308
Triple Number Coastal/Long Distance Medium0.9342
Triple Number Coastal/Long Distance High1.0259
Triple Number Windward/Leeward Low0.5756
Triple Number Windward/Leeward Medium0.7612
Triple Number Windward/Leeward High0.8550
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7308
Triple Number Coastal/Long Distance Medium0.9342
Triple Number Coastal/Long Distance High1.0259
Triple Number Windward/Leeward Low0.5756
Triple Number Windward/Leeward Medium0.7612
Triple Number Windward/Leeward High0.8550
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Predominantly Upwind707.70.8478
Predominantly Downwind645.30.9297
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance701.80.8549
Triple Number Coastal/Long Distance Low821.00.7308
Triple Number Coastal/Long Distance Medium642.30.9342
Triple Number Coastal/Long Distance High584.91.0259
Triple Number Windward/Leeward Low1042.40.5756
Triple Number Windward/Leeward Medium788.20.7612
Triple Number Windward/Leeward High701.80.8550
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.81144.0882.4746.2666.8624.2591.4541.3532.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP673.70.8906 Predom. Dn High529.31.1335 5B AP M/H590.11.0168 TriNum AP Low821.00.7308 Predom. Rc Low888.20.6755 5B AP High573.21.0468 TriNum AP Med642.30.9341 Predom. Rc L/M680.60.8815 5B SF Bay Low1036.40.5789 TriNum AP High584.81.0259 Predom. Rc Med599.81.0003 5B SF Bay L/M864.50.6941 TriNum W/L Low1092.10.5494 Predom. Rc M/H556.21.0787 5B SF Bay Med753.10.7967 TriNum W/L Med788.20.7612 Predom. Rc High535.41.1207 5B SF Bay M/H696.20.8619 TriNum W/L Hig701.80.8550 5B W/L Low1221.00.4914 5B SF Bay High677.30.8858 Predom. Upwind737.00.8141 5B W/L L/M902.40.6649 ChiMac Up Low881.40.6807 Predom. Reaching643.40.9326 5B W/L Med775.70.7734 ChiMac Up Med800.60.7495 Predom. Downwind675.20.8886 5B W/L M/H708.90.8463 ChiMac Up High708.70.8466 Predom. Up Low997.50.6015 5B W/L High686.40.8741 ChiMac Off Low846.60.7087 Predom. Up L/M769.40.7799 W/L 60-40 Low1230.60.4876 ChiMac Off Med748.90.8012 Predom. Up Med686.30.8743 W/L 60-40 L/M918.00.6536 ChiMac Off High634.90.9450 Predom. Up M/H649.40.9240 W/L 60-40 Med797.80.7521 ChiMac AP Low860.50.6973 Predom. Up High640.00.9375 W/L 60-40 M/H738.30.8127 ChiMac AP Med772.20.7770 Predom. Dn Low984.40.6095 W/L 60-40 High721.50.8316 ChiMac AP High670.10.8954 Predom. Dn L/M728.40.8237 5B AP Low908.30.6606 BayMac Cove Island986.70.6081 Predom. Dn Med622.50.9639 5B AP L/M721.40.8318 BayMac Shore979.50.6125 Predom. Dn M/H560.21.0711 5B AP Med634.10.9462 Harvest Moon564.71.0625      SA/DSPL Up17.67SA/DSPL Dn30.90
ORC Ref  04140004R1U Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
VenlaFIN 2922
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJON 33Measurement26/05/2024HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.054Maximum beam3.348Draft1.951Displacement6,220Wetted area23.03IMS L7.839LSM07.677Accomod. length10.054Sink (kg/mm) 16.20
VCGD0.096VCGM0.117 RM Rated (kg·m) 106.5Limit of positive stability(°) 110.6 Stability Index 114.4 BLR index 0.0000Default crew weight170 Declared crew weight 160
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.480PBW0.100PIPA0.0085
PSD0.030PHD0.079PHL0.143
PSA30.0°ESL0.766
ST10.038ST20.102ST30.102
ST40.060ST50.200
RIG
BackstayAdjustableForestayFixedInner forestayFixedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P12.000IG13.741ISP13.827MDT10.125MDL10.190MDT20.125MDL20.158TL2.065MW0.155GO0.222
E3.270J4.075BAS1.701FSD0.031SFJ0.116SPL4.243WPLTPSBD0.128MWT161.60MCG4.353
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/05/1987
SFFP0.500FFM1.195FF1.212LCFcl5.758SG1.0050
SAFP9.670FAM0.915FA0.928LCFsh5.982HBI1.019
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004R1U Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
VenlaFIN 2922
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.150.691.222.132.8123.6226/05/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGenoa0.070.741.412.794.225.5812.99NoNo 36.4926/05/2024
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS113.3913.3913.397.257.5381.5226/05/2024VanhaS313.3513.3513.357.107.3479.5226/05/2024
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.1 mTable area0.44 m²Headroom1.71 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity82 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity52 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004R1U Issued on 24/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org