Club Certificate2026
TärnanFIN 11917
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°43.7°41.6°40.7°40.4°40.1°39.7°39.5°40.0°
Beat VMG2.193.073.674.054.244.364.434.524.52
52°3.464.705.465.946.166.276.356.456.49
60°3.764.955.696.146.366.476.546.656.70
75°3.975.125.866.306.556.706.796.937.02
90°3.865.055.856.346.646.836.987.187.35
110°3.705.086.016.536.827.027.157.387.52
120°3.584.935.916.496.847.107.337.667.90
135°3.164.495.496.246.697.007.287.868.34
150°2.633.864.875.716.346.737.027.598.17
Run VMG2.283.354.234.975.656.166.567.117.64
Gybe Angles139.6°147.4°151.9°154.1°161.2°167.3°176.3°178.6°178.1°
APH ToD:633.4CDL: 7.314APH ToT: 0.9473CertNo:
BOAT
ClassHavskryssareDesignerOlle EnderlainBuilderRåå BåtvarvAge date01/1970Series date01/1970Offset filetarnan.offData fileFIN11917
HULL
Length Overall10.600 mMaximum Beam2.450 mDraft1.458 mDisplacement6,450 kgDLR12.0936IMS DivisionCruiser/RacerDynamic Allowance0.580%Age Allowance0.650%RS Assessment-0.025%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.300m
CREW
Maximum weight510 kg(default)Minimum weight380 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.3231.35Headsail Luffed35.3135.31Headsail FlyingSymmetric77.5577.55Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail8.67Storm Jib6.05Heavy Weather Jib16.34
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 64.7 kg·m Stability Index 139.4
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  04140004S6N Issued on 04/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TärnanFIN 11917
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 VMG1643.31174.5980.9888.2848.4826.5812.4796.7795.9
52°1040.4766.4659.2605.9584.3574.2567.1558.3554.7
60°956.9727.7632.8586.8566.5556.8550.1541.1537.1
75°906.8702.6614.0571.5549.5537.5530.1519.3512.5
90°932.3712.8615.3567.9542.4526.9516.0501.1489.6
110°973.2708.1599.1551.5527.7512.7503.3487.9478.8
120°1006.8730.1609.5554.3526.2507.2491.2470.2456.0
135°1140.8802.1655.7576.7538.0514.4494.5457.8431.8
150°1367.9931.9739.0630.1567.8534.8513.0474.2440.7
Run VMG1579.51076.1851.8723.9637.6584.8549.2506.5471.1
Selected Courses
Windward / Leeward1611.41125.3916.3806.1743.0705.7680.8651.6633.5
All purpose1215.2871.9725.6651.4612.4590.1575.0553.9540.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward773.80.7754
All purpose633.40.9473
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6638
Downwind "popa"0.8519
70% up, 30% down "Ilhabela"0.7109
30% up, 70% down "Ilhabela-inverso"0.7852
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Predominantly Upwind690.60.8688
Predominantly Downwind632.70.9484
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP657.70.9123 Predom. Rc High524.51.1438 5B SF Bay L/M845.00.7101 TriNum AP Low798.80.7512 Predom. Dn Low955.60.6279 5B SF Bay Med734.80.8166 TriNum AP Med629.30.9534 Predom. Dn L/M711.40.8434 5B SF Bay M/H673.30.8911 TriNum AP High570.91.0510 Predom. Dn Med611.00.9820 5B SF Bay High644.70.9307 TriNum W/L Low1068.80.5614 Predom. Dn M/H551.51.0879 5B AP Low879.20.6824 TriNum W/L Med769.10.7801 Predom. Dn High519.51.1551 5B AP L/M704.30.8519 TriNum W/L Hig676.10.8875 ChiMac Up Low858.10.6992 5B AP Med621.40.9655 Predom. Upwind717.00.8368 ChiMac Up Med779.40.7698 5B AP M/H577.11.0396 Predom. Reaching628.60.9545 ChiMac Up High688.20.8719 5B AP High555.21.0807 Predom. Downwind660.90.9079 ChiMac Off Low824.60.7277 5B W/L Low1194.60.5023 Predom. Up Low969.30.6190 ChiMac Off Med731.40.8204 5B W/L L/M882.60.6798 Predom. Up L/M750.10.7999 ChiMac Off High622.10.9644 5B W/L Med756.50.7931 Predom. Up Med670.50.8948 ChiMac AP Low837.60.7164 5B W/L M/H685.30.8755 Predom. Up M/H630.60.9514 ChiMac AP Med752.80.7971 5B W/L High653.50.9181 Predom. Up High612.30.9799 ChiMac AP High653.60.9180 W/L 60-40 Low1204.30.4982 Predom. Rc Low857.10.7000 BayMac Cove Island960.00.6250 W/L 60-40 L/M897.50.6685 Predom. Rc L/M663.20.9048 BayMac Shore952.70.6298 W/L 60-40 Med777.10.7721 Predom. Rc Med588.71.0192 Harvest Moon557.81.0756 W/L 60-40 M/H711.30.8435 Predom. Rc M/H547.31.0963 5B SF Bay Low1013.70.5919 W/L 60-40 High682.70.8789      SA/DSPL Up18.82SA/DSPL Dn30.94
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance687.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating687.50.8728
FinRating, kevyt tuuli1174.80.8512
FinRating, kova tuuli558.60.8951
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8728
Triple Number Coastal/Long Distance Low0.7512
Triple Number Coastal/Long Distance Medium0.9535
Triple Number Coastal/Long Distance High1.0510
Triple Number Windward/Leeward Low0.5878
Triple Number Windward/Leeward Medium0.7801
Triple Number Windward/Leeward High0.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
For information
General Purpose Handicap (GPH)707.4
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Saronikos S All Purpose722.30.8307
Saronikos S Upwind817.40.7340
Saronikos S Downwind602.90.9951
Saronikos N All Purpose754.00.7958
Saronikos N Upwind848.00.7075
Saronikos N Downwind654.80.9163
Saronikos SW All Purpose727.30.8250
Saronikos SW Upwind834.40.7190
Saronikos SW Downwind615.50.9748
Saronikos NE All Purpose777.60.7716
Saronikos NE Upwind792.70.7569
Saronikos NE Downwind735.70.8156
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose657.70.9123
5-Band All Purpose Low958.10.6262
5-Band All Purpose L/M728.90.8231
5-Band All Purpose Med639.70.9379
5-Band All Purpose M/H590.31.0163
5-Band All Purpose High565.51.0610
Single Number Predominant Upwind689.30.8705
Single Number Predominant Reaching605.70.9907
Single Number Predominant Downwind633.30.9474
5-Band 50-50 Windward/Leeward Low1194.60.5023
5-Band 50-50 Windward/Leeward L/M882.60.6798
5-Band 50-50 Windward/Leeward Med756.50.7931
5-Band 50-50 Windward/Leeward M/H685.30.8755
5-Band 50-50 Windward/Leeward High653.50.9181
5-Band 60-40 Windward/Leeward Low1204.30.4982
5-Band 60-40 Windward/Leeward L/M897.50.6685
5-Band 60-40 Windward/Leeward Med777.10.7721
5-Band 60-40 Windward/Leeward M/H711.30.8435
5-Band 60-40 Windward/Leeward High682.70.8789
Triple Number 50-50 Windward/Leeward Low1068.80.5614
Triple Number 50-50 Windward/Leeward Med769.20.7800
Triple Number 50-50 Windward/Leeward High676.10.8875
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward794.10.7555
Triple Number 60-40 Windward/Leeward Low1080.10.5555
Triple Number 60-40 Windward/Leeward Med788.90.7606
Triple Number 60-40 Windward/Leeward High702.90.8536
Triple Number All-Purpose Low865.20.6934
Triple Number All-Purpose Med648.40.9254
Triple Number All-Purpose High583.31.0286
Triple Number Predominant Upwind Low886.20.6770
Triple Number Predominant Upwind Med680.50.8817
Triple Number Predominant Upwind High632.50.9487
Triple Number Predominant Reaching Low783.40.7659
Triple Number Predominant Reaching Med605.90.9903
Triple Number Predominant Reaching High531.61.1288
Triple Number Predominant Downwind Low856.80.7003
Triple Number Predominant Downwind Med620.20.9674
Triple Number Predominant Downwind High530.51.1309
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low798.7
Triple Number Coastal/Long Distance Medium629.3
Triple Number Coastal/Long Distance High570.9
Triple Number Windward/Leeward Low1020.8
Triple Number Windward/Leeward Medium769.1
Triple Number Windward/Leeward High676.1
Predominantly Upwind690.6
Predominantly Downwind632.7
Predominantly Reaching612.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7512
Triple Number Coastal/Long Distance Medium0.9535
Triple Number Coastal/Long Distance High1.0510
Triple Number Windward/Leeward Low0.5878
Triple Number Windward/Leeward Medium0.7801
Triple Number Windward/Leeward High0.8875
Coastal/Long Distance0.8728
Predominantly Upwind0.8688
Predominantly Downwind0.9484
For information
General Purpose Handicap (GPH)707.4
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9473
Distanseseilas Trippeltall svak vind0.7512
Distanseseilas Trippeltall mellomvind0.9535
Distanseseilas Trippeltall sterk vind1.0510
Pølsebane Trippeltall svak vind0.5878
Pølsebane Trippeltall mellomvind0.7801
Pølsebane Trippeltall sterk vind0.8875
Motvind Singeltall0.8688
Medvind Singeltall0.9484
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Coastal/Long Distance687.50.8728
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind690.60.8688
Predominantly Downwind632.70.9484
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore638.90.9391
Cape Doctor Coastal544.41.1021
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7512
Triple Number Coastal/Long Distance Medium0.9535
Triple Number Coastal/Long Distance High1.0510
Triple Number Windward/Leeward Low0.5878
Triple Number Windward/Leeward Medium0.7801
Triple Number Windward/Leeward High0.8875
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7512
Triple Number Coastal/Long Distance Medium0.9535
Triple Number Coastal/Long Distance High1.0510
Triple Number Windward/Leeward Low0.5878
Triple Number Windward/Leeward Medium0.7801
Triple Number Windward/Leeward High0.8875
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Predominantly Upwind690.60.8688
Predominantly Downwind632.70.9484
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance687.50.8728
Triple Number Coastal/Long Distance Low798.70.7512
Triple Number Coastal/Long Distance Medium629.30.9535
Triple Number Coastal/Long Distance High570.91.0510
Triple Number Windward/Leeward Low1020.80.5878
Triple Number Windward/Leeward Medium769.10.7801
Triple Number Windward/Leeward High676.10.8875
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1608.21120.3862.9729.7653.5612.0580.0530.8517.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP657.70.9123 Predom. Dn High519.51.1551 5B AP M/H577.11.0396 TriNum AP Low798.80.7512 Predom. Rc Low857.10.7000 5B AP High555.21.0807 TriNum AP Med629.30.9534 Predom. Rc L/M663.20.9048 5B SF Bay Low1013.70.5919 TriNum AP High570.91.0510 Predom. Rc Med588.71.0192 5B SF Bay L/M845.00.7101 TriNum W/L Low1068.80.5614 Predom. Rc M/H547.31.0963 5B SF Bay Med734.80.8166 TriNum W/L Med769.10.7801 Predom. Rc High524.51.1438 5B SF Bay M/H673.30.8911 TriNum W/L Hig676.10.8875 5B W/L Low1194.60.5023 5B SF Bay High644.70.9307 Predom. Upwind717.00.8368 5B W/L L/M882.60.6798 ChiMac Up Low858.10.6992 Predom. Reaching628.60.9545 5B W/L Med756.50.7931 ChiMac Up Med779.40.7698 Predom. Downwind660.90.9079 5B W/L M/H685.30.8755 ChiMac Up High688.20.8719 Predom. Up Low969.30.6190 5B W/L High653.50.9181 ChiMac Off Low824.60.7277 Predom. Up L/M750.10.7999 W/L 60-40 Low1204.30.4982 ChiMac Off Med731.40.8204 Predom. Up Med670.50.8948 W/L 60-40 L/M897.50.6685 ChiMac Off High622.10.9644 Predom. Up M/H630.60.9514 W/L 60-40 Med777.10.7721 ChiMac AP Low837.60.7164 Predom. Up High612.30.9799 W/L 60-40 M/H711.30.8435 ChiMac AP Med752.80.7971 Predom. Dn Low955.60.6279 W/L 60-40 High682.70.8789 ChiMac AP High653.60.9180 Predom. Dn L/M711.40.8434 5B AP Low879.20.6824 BayMac Cove Island960.00.6250 Predom. Dn Med611.00.9820 5B AP L/M704.30.8519 BayMac Shore952.70.6298 Predom. Dn M/H551.51.0879 5B AP Med621.40.9655 Harvest Moon557.81.0756      SA/DSPL Up18.82SA/DSPL Dn30.94
ORC Ref  04140004S6N Issued on 04/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TärnanFIN 11917
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHavskryssareMeasurement08/08/2021HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.600Maximum beam2.450Draft1.458Displacement6,450Wetted area23.37IMS L8.433LSM08.109Accomod. length7.963Sink (kg/mm) 14.48
VCGD-0.093VCGM-0.191 RM Rated (kg·m) 64.7Limit of positive stability(°) 133.4 Stability Index 139.4 BLR index 0.0000Default crew weight510 Declared crew weight
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.300PBWPIPA0.0044
APHAPTAPB
RIG
BackstayFixedForestayFixedInner forestayFixedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P11.000IG11.000ISP12.500MDT10.100MDL10.120MDT2MDL2TLNo TaperMWGO
E4.500J4.080BAS1.000FSDSFJSPL4.130WPLTPSBDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date08/08/2021
SFFP1.151FFMFF1.022LCFcl5.773SG
SAFP10.026FAMFA0.693LCFsh5.902HBI0.833
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004S6N Issued on 04/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
TärnanFIN 11917
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.1430.32
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment15.9811.60NoNo 35.31
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment012.5112.5112.517.4477.55
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.0 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity30 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  04140004S6N Issued on 04/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org