Club Certificate2026
Martina 2FIN 5461
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 Angles45.5°41.9°40.1°39.0°38.7°38.9°39.1°40.4°43.8°
Beat VMG2.413.323.904.164.254.274.274.173.86
52°3.764.975.665.946.036.076.096.075.93
60°4.005.195.836.096.206.266.296.296.22
75°4.185.345.946.246.436.546.616.696.69
90°4.085.275.936.286.546.756.907.097.19
110°3.775.165.986.416.756.997.177.397.61
120°3.624.995.886.356.757.117.477.968.21
135°3.144.485.476.116.536.947.388.5110.01
150°2.583.784.815.656.196.596.997.959.60
Run VMG2.243.274.174.945.596.076.447.188.32
Gybe Angles137.7°146.5°151.4°156.5°164.6°172.7°176.8°174.5°150.8°
APH ToD:636.8CDL: 6.609APH ToT: 0.9422CertNo:
BOAT
ClassInferno 26DesignerHåkan SödergrenBuilderAge dateSeries date01/1984Offset fileFIN5426.offData fileFIN5461
HULL
Length Overall7.900 mMaximum Beam2.490 mDraft1.518 mDisplacement1,888 kgDLR5.5512IMS DivisionSportboatDynamic Allowance0.010%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight160 kg(declared)Minimum weight130 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail19.7220.33Headsail Luffed21.4421.44Headsail FlyingSymmetric42.6042.60Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.07Storm Jib4.52Heavy Weather Jib12.19
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 33.9 kg·m Stability Index 124.2
COMMENTS
Keel with bulb
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  04140004OSO Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Martina 2FIN 5461
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 VMG1493.31083.6924.1865.0847.2843.1843.8863.6932.1
52°958.5724.5636.0606.3596.7592.9591.0593.5607.6
60°898.9694.0618.0590.9580.3575.5572.5572.1578.5
75°861.1674.2605.9576.9560.1550.9545.0538.4538.1
90°882.7683.0606.6573.0550.2533.4521.8507.9501.0
110°954.4698.2602.0562.0533.6515.1502.2486.9473.2
120°995.4721.7612.7566.6533.4506.3482.1452.5438.6
135°1148.2804.1658.5589.4551.4518.6488.0423.0359.5
150°1393.8952.1748.0637.2581.6546.5515.3452.6375.1
Run VMG1609.51099.4862.7728.8644.0593.6558.8501.1432.9
Selected Courses
Windward / Leeward1551.41091.5893.4796.9745.6718.3701.3682.3682.5
All purpose1168.2844.7711.7651.3619.6600.7586.9568.3561.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward774.90.7743
All purpose636.80.9422
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6698
Downwind "popa"0.8419
70% up, 30% down "Ilhabela"0.7136
30% up, 70% down "Ilhabela-inverso"0.7817
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Predominantly Upwind690.30.8692
Predominantly Downwind636.10.9432
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP661.20.9075 Predom. Rc High528.91.1345 5B SF Bay L/M828.30.7243 TriNum AP Low778.20.7710 Predom. Dn Low946.40.6340 5B SF Bay Med736.90.8142 TriNum AP Med633.20.9476 Predom. Dn L/M711.80.8429 5B SF Bay M/H690.70.8687 TriNum AP High583.41.0285 Predom. Dn Med618.00.9710 5B SF Bay High673.20.8913 TriNum W/L Low1038.70.5776 Predom. Dn M/H557.11.0770 5B AP Low858.50.6989 TriNum W/L Med768.20.7810 Predom. Dn High515.31.1643 5B AP L/M696.40.8616 TriNum W/L Hig698.50.8590 ChiMac Up Low828.10.7246 5B AP Med626.60.9575 Predom. Upwind715.70.8384 ChiMac Up Med765.30.7840 5B AP M/H588.91.0189 Predom. Reaching629.10.9537 ChiMac Up High693.10.8656 5B AP High570.41.0519 Predom. Downwind663.10.9048 ChiMac Off Low821.60.7302 5B W/L Low1157.00.5186 Predom. Up Low919.90.6523 ChiMac Off Med732.10.8196 5B W/L L/M866.70.6922 Predom. Up L/M733.50.8179 ChiMac Off High624.50.9607 5B W/L Med758.20.7914 Predom. Up Med674.90.8890 ChiMac AP Low820.90.7309 5B W/L M/H704.70.8514 Predom. Up M/H649.70.9235 ChiMac AP Med745.90.8044 5B W/L High685.70.8751 Predom. Up High644.40.9311 ChiMac AP High657.20.9130 W/L 60-40 Low1154.80.5196 Predom. Rc Low832.40.7208 BayMac Cove Island938.30.6394 W/L 60-40 L/M876.50.6846 Predom. Rc L/M658.80.9107 BayMac Shore929.90.6452 W/L 60-40 Med777.60.7716 Predom. Rc Med595.31.0078 Harvest Moon559.51.0724 W/L 60-40 M/H733.20.8183 Predom. Rc M/H554.91.0813 5B SF Bay Low977.30.6139 W/L 60-40 High722.90.8300      SA/DSPL Up26.89SA/DSPL Dn40.72
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance688.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating688.80.8711
FinRating, kevyt tuuli1139.30.8777
FinRating, kova tuuli573.90.8712
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8711
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9477
Triple Number Coastal/Long Distance High1.0285
Triple Number Windward/Leeward Low0.6045
Triple Number Windward/Leeward Medium0.7810
Triple Number Windward/Leeward High0.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
For information
General Purpose Handicap (GPH)705.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Saronikos S All Purpose707.70.8478
Saronikos S Upwind794.50.7552
Saronikos S Downwind600.20.9997
Saronikos N All Purpose752.80.7970
Saronikos N Upwind829.00.7238
Saronikos N Downwind659.20.9102
Saronikos SW All Purpose704.90.8511
Saronikos SW Upwind801.00.7491
Saronikos SW Downwind611.30.9815
Saronikos NE All Purpose773.10.7761
Saronikos NE Upwind776.00.7732
Saronikos NE Downwind737.00.8141
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose661.20.9075
5-Band All Purpose Low928.50.6462
5-Band All Purpose L/M720.70.8325
5-Band All Purpose Med645.20.9299
5-Band All Purpose M/H602.60.9957
5-Band All Purpose High579.81.0348
Single Number Predominant Upwind688.30.8717
Single Number Predominant Reaching608.40.9862
Single Number Predominant Downwind637.70.9408
5-Band 50-50 Windward/Leeward Low1157.00.5186
5-Band 50-50 Windward/Leeward L/M866.70.6922
5-Band 50-50 Windward/Leeward Med758.20.7914
5-Band 50-50 Windward/Leeward M/H704.70.8514
5-Band 50-50 Windward/Leeward High685.70.8751
5-Band 60-40 Windward/Leeward Low1154.80.5196
5-Band 60-40 Windward/Leeward L/M876.50.6846
5-Band 60-40 Windward/Leeward Med777.60.7716
5-Band 60-40 Windward/Leeward M/H733.20.8183
5-Band 60-40 Windward/Leeward High722.90.8300
Triple Number 50-50 Windward/Leeward Low1038.70.5776
Triple Number 50-50 Windward/Leeward Med768.30.7810
Triple Number 50-50 Windward/Leeward High698.40.8590
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward793.90.7558
Triple Number 60-40 Windward/Leeward Low1040.40.5767
Triple Number 60-40 Windward/Leeward Med786.30.7630
Triple Number 60-40 Windward/Leeward High729.00.8231
Triple Number All-Purpose Low842.80.7119
Triple Number All-Purpose Med652.40.9197
Triple Number All-Purpose High596.01.0067
Triple Number Predominant Upwind Low849.60.7062
Triple Number Predominant Upwind Med681.90.8799
Triple Number Predominant Upwind High656.60.9139
Triple Number Predominant Reaching Low764.90.7844
Triple Number Predominant Reaching Med611.40.9813
Triple Number Predominant Reaching High537.71.1159
Triple Number Predominant Downwind Low849.50.7063
Triple Number Predominant Downwind Med627.10.9568
Triple Number Predominant Downwind High532.11.1276
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low778.2
Triple Number Coastal/Long Distance Medium633.1
Triple Number Coastal/Long Distance High583.4
Triple Number Windward/Leeward Low992.6
Triple Number Windward/Leeward Medium768.2
Triple Number Windward/Leeward High698.5
Predominantly Upwind690.3
Predominantly Downwind636.1
Predominantly Reaching615.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9477
Triple Number Coastal/Long Distance High1.0285
Triple Number Windward/Leeward Low0.6045
Triple Number Windward/Leeward Medium0.7810
Triple Number Windward/Leeward High0.8590
Coastal/Long Distance0.8711
Predominantly Upwind0.8692
Predominantly Downwind0.9432
For information
General Purpose Handicap (GPH)705.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9422
Distanseseilas Trippeltall svak vind0.7710
Distanseseilas Trippeltall mellomvind0.9477
Distanseseilas Trippeltall sterk vind1.0285
Pølsebane Trippeltall svak vind0.6045
Pølsebane Trippeltall mellomvind0.7810
Pølsebane Trippeltall sterk vind0.8590
Motvind Singeltall0.8692
Medvind Singeltall0.9432
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Coastal/Long Distance688.80.8711
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind690.30.8692
Predominantly Downwind636.10.9432
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore682.50.8792
Cape Doctor Coastal563.81.0643
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9477
Triple Number Coastal/Long Distance High1.0285
Triple Number Windward/Leeward Low0.6045
Triple Number Windward/Leeward Medium0.7810
Triple Number Windward/Leeward High0.8590
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7710
Triple Number Coastal/Long Distance Medium0.9477
Triple Number Coastal/Long Distance High1.0285
Triple Number Windward/Leeward Low0.6045
Triple Number Windward/Leeward Medium0.7810
Triple Number Windward/Leeward High0.8590
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Predominantly Upwind690.30.8692
Predominantly Downwind636.10.9432
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance688.80.8711
Triple Number Coastal/Long Distance Low778.20.7710
Triple Number Coastal/Long Distance Medium633.10.9477
Triple Number Coastal/Long Distance High583.41.0285
Triple Number Windward/Leeward Low992.60.6045
Triple Number Windward/Leeward Medium768.20.7810
Triple Number Windward/Leeward High698.50.8590
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1557.21092.3844.0725.6660.1622.9591.1539.5528.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP661.20.9075 Predom. Dn High515.31.1643 5B AP M/H588.91.0189 TriNum AP Low778.20.7710 Predom. Rc Low832.40.7208 5B AP High570.41.0519 TriNum AP Med633.20.9476 Predom. Rc L/M658.80.9107 5B SF Bay Low977.30.6139 TriNum AP High583.41.0285 Predom. Rc Med595.31.0078 5B SF Bay L/M828.30.7243 TriNum W/L Low1038.70.5776 Predom. Rc M/H554.91.0813 5B SF Bay Med736.90.8142 TriNum W/L Med768.20.7810 Predom. Rc High528.91.1345 5B SF Bay M/H690.70.8687 TriNum W/L Hig698.50.8590 5B W/L Low1157.00.5186 5B SF Bay High673.20.8913 Predom. Upwind715.70.8384 5B W/L L/M866.70.6922 ChiMac Up Low828.10.7246 Predom. Reaching629.10.9537 5B W/L Med758.20.7914 ChiMac Up Med765.30.7840 Predom. Downwind663.10.9048 5B W/L M/H704.70.8514 ChiMac Up High693.10.8656 Predom. Up Low919.90.6523 5B W/L High685.70.8751 ChiMac Off Low821.60.7302 Predom. Up L/M733.50.8179 W/L 60-40 Low1154.80.5196 ChiMac Off Med732.10.8196 Predom. Up Med674.90.8890 W/L 60-40 L/M876.50.6846 ChiMac Off High624.50.9607 Predom. Up M/H649.70.9235 W/L 60-40 Med777.60.7716 ChiMac AP Low820.90.7309 Predom. Up High644.40.9311 W/L 60-40 M/H733.20.8183 ChiMac AP Med745.90.8044 Predom. Dn Low946.40.6340 W/L 60-40 High722.90.8300 ChiMac AP High657.20.9130 Predom. Dn L/M711.80.8429 5B AP Low858.50.6989 BayMac Cove Island938.30.6394 Predom. Dn Med618.00.9710 5B AP L/M696.40.8616 BayMac Shore929.90.6452 Predom. Dn M/H557.11.0770 5B AP Med626.60.9575 Harvest Moon559.51.0724      SA/DSPL Up26.89SA/DSPL Dn40.72
ORC Ref  04140004OSO Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Martina 2FIN 5461
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassInferno 26MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall7.900Maximum beam2.490Draft1.518Displacement1,888Wetted area13.14IMS L7.003LSM06.979Accomod. length7.900Sink (kg/mm) 9.77
VCGD-0.181VCGM-0.100 RM Rated (kg·m) 33.9Limit of positive stability(°) 126.9 Stability Index 124.2 BLR index 0.0000Default crew weight412 Declared crew weight 160
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.200IG9.500ISP9.500MDT10.120MDL10.180MDT2MDL2TLMWGO
E3.400J3.100BAS1.500FSDSFJSPL3.100WPLTPS3.100BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date15/04/2020
SFFP0.500FFM0.978FF0.978LCFcl4.618SG1.0250
SAFP7.304FAM0.792FA0.792LCFsh4.782HBI0.907
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004OSO Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
Martina 2FIN 5461
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.110.621.172.062.7619.7212/04/2026
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.050.551.102.223.384.689.44NoNo 21.4412/04/2026
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS19.249.249.245.605.2642.6012/04/2026
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length7.9 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity19 lMinimum number of seats in cockpit2Food stowage0.12 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  04140004OSO Issued on 06/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org