Double HandedClub Certificate2026
HieprukkaFIN612
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 Angles46.1°42.4°40.5°40.5°40.6°40.7°40.9°41.5°43.5°
Beat VMG2.243.113.633.884.004.064.084.083.97
52°3.514.675.365.725.875.966.006.046.00
60°3.764.895.585.936.106.196.246.316.29
75°3.945.055.746.136.346.456.536.646.70
90°3.834.995.756.206.466.646.776.977.14
110°3.514.845.746.286.586.746.877.107.40
120°3.374.705.666.266.616.887.117.407.39
135°2.974.285.266.026.486.807.117.748.16
150°2.483.664.665.516.146.536.847.508.12
Run VMG2.143.174.044.795.465.976.376.957.57
Gybe Angles143.3°147.6°151.9°154.1°161.7°167.3°176.3°178.1°177.7°
APH ToD:659.3CDL: 6.459APH ToT: 0.9101CertNo:
BOAT
ClassBotnia 6DesignerG.L.StenbackBuilderSarinAge date01/1975Series date10/1970Offset fileBotnia6CL.offData fileFIN612
HULL
Length Overall10.500 mMaximum Beam2.300 mDraft1.579 mDisplacement3,700 kgDLR10.3311IMS DivisionCruiser/RacerDynamic Allowance0.400%Age Allowance0.650%RS Assessment-0.178%
PROPELLER
InstallationIn ApertureTypeFolding 2 bladesDiameter0.200m
CREW
Maximum weight220 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail22.3523.00Headsail Luffed29.2129.21Headsail FlyingSymmetric53.3253.32Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.38Storm Jib5.52Heavy Weather Jib14.89
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 33.2 kg·m Stability Index 153.4
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  04140004VK7 Issued on 23/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HieprukkaFIN612
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 VMG1609.21157.2990.7927.0899.3887.0883.3882.9906.3
52°1025.1770.3671.1629.5612.9604.5600.3595.6599.5
60°956.4736.1645.2606.6589.9581.6577.1570.8572.4
75°913.1713.2626.7587.2567.8557.8551.6541.9537.1
90°940.6722.0626.6580.9556.9542.1531.6516.4504.1
110°1025.6743.7626.8573.6547.1533.9523.7506.7486.4
120°1066.9765.7636.1575.4544.3522.9506.5486.3486.8
135°1210.4841.5684.7598.0555.9529.6506.2465.3441.3
150°1454.3982.8772.3653.9586.7551.3526.5480.0443.1
Run VMG1679.31134.9890.3751.2659.5602.9565.4517.7475.8
Selected Courses
Windward / Leeward1644.21146.0940.5839.1779.4745.0724.4700.3691.0
All purpose1241.6890.6745.6675.8638.7618.1604.9585.8577.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward809.40.7413
All purpose659.30.9101
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6337
Downwind "popa"0.8200
70% up, 30% down "Ilhabela"0.6801
30% up, 70% down "Ilhabela-inverso"0.7536
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Predominantly Upwind719.20.8343
Predominantly Downwind655.20.9157
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP684.50.8766 Predom. Rc High547.51.0960 5B SF Bay L/M871.60.6884 TriNum AP Low818.10.7334 Predom. Dn Low991.50.6051 5B SF Bay Med769.80.7794 TriNum AP Med654.90.9162 Predom. Dn L/M737.00.8141 5B SF Bay M/H715.80.8383 TriNum AP High601.00.9983 Predom. Dn Med633.60.9470 5B SF Bay High693.70.8650 TriNum W/L Low1093.20.5488 Predom. Dn M/H572.31.0483 5B AP Low904.70.6632 TriNum W/L Med804.10.7462 Predom. Dn High539.41.1124 5B AP L/M726.60.8258 TriNum W/L Hig720.50.8328 ChiMac Up Low874.10.6864 5B AP Med647.50.9267 Predom. Upwind745.70.8047 ChiMac Up Med803.00.7472 5B AP M/H606.70.9889 Predom. Reaching649.90.9233 ChiMac Up High720.30.8330 5B AP High587.71.0210 Predom. Downwind685.50.8752 ChiMac Off Low855.30.7015 5B W/L Low1219.20.4921 Predom. Up Low976.40.6145 ChiMac Off Med758.70.7908 5B W/L L/M911.20.6585 Predom. Up L/M770.60.7786 ChiMac Off High645.20.9300 5B W/L Med792.40.7572 Predom. Up Med701.30.8555 ChiMac AP Low860.40.6973 5B W/L M/H728.40.8237 Predom. Up M/H669.20.8966 ChiMac AP Med777.70.7715 5B W/L High702.90.8537 Predom. Up High657.40.9127 ChiMac AP High680.70.8815 W/L 60-40 Low1221.10.4914 Predom. Rc Low877.30.6839 BayMac Cove Island987.10.6078 W/L 60-40 L/M924.80.6488 Predom. Rc L/M682.70.8788 BayMac Shore978.50.6132 W/L 60-40 Med815.50.7357 Predom. Rc Med609.80.9839 Harvest Moon575.01.0435 W/L 60-40 M/H759.70.7897 Predom. Rc M/H569.41.0538 5B SF Bay Low1030.80.5821 W/L 60-40 High739.70.8112      SA/DSPL Up21.46SA/DSPL Dn31.49
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance715.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating715.00.8391
FinRating, kevyt tuuli1201.70.8322
FinRating, kova tuuli591.70.8451
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8391
Triple Number Coastal/Long Distance Low0.7334
Triple Number Coastal/Long Distance Medium0.9163
Triple Number Coastal/Long Distance High0.9983
Triple Number Windward/Leeward Low0.5751
Triple Number Windward/Leeward Medium0.7462
Triple Number Windward/Leeward High0.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
For information
General Purpose Handicap (GPH)733.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Saronikos S All Purpose743.80.8067
Saronikos S Upwind838.80.7153
Saronikos S Downwind624.90.9601
Saronikos N All Purpose783.50.7658
Saronikos N Upwind870.10.6896
Saronikos N Downwind682.60.8790
Saronikos SW All Purpose743.80.8067
Saronikos SW Upwind846.50.7088
Saronikos SW Downwind640.10.9373
Saronikos NE All Purpose807.50.7430
Saronikos NE Upwind812.20.7387
Saronikos NE Downwind771.50.7777
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose684.50.8766
5-Band All Purpose Low979.00.6129
5-Band All Purpose L/M751.50.7984
5-Band All Purpose Med666.00.9009
5-Band All Purpose M/H619.70.9682
5-Band All Purpose High597.61.0040
Single Number Predominant Upwind717.30.8364
Single Number Predominant Reaching626.30.9580
Single Number Predominant Downwind656.60.9138
5-Band 50-50 Windward/Leeward Low1219.20.4921
5-Band 50-50 Windward/Leeward L/M911.20.6585
5-Band 50-50 Windward/Leeward Med792.40.7572
5-Band 50-50 Windward/Leeward M/H728.40.8237
5-Band 50-50 Windward/Leeward High702.90.8537
5-Band 60-40 Windward/Leeward Low1221.10.4914
5-Band 60-40 Windward/Leeward L/M924.80.6488
5-Band 60-40 Windward/Leeward Med815.50.7357
5-Band 60-40 Windward/Leeward M/H759.70.7897
5-Band 60-40 Windward/Leeward High739.70.8112
Triple Number 50-50 Windward/Leeward Low1093.20.5488
Triple Number 50-50 Windward/Leeward Med804.20.7461
Triple Number 50-50 Windward/Leeward High720.50.8328
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward831.90.7212
Triple Number 60-40 Windward/Leeward Low1098.80.5460
Triple Number 60-40 Windward/Leeward Med826.00.7264
Triple Number 60-40 Windward/Leeward High753.20.7966
Triple Number All-Purpose Low885.80.6774
Triple Number All-Purpose Med674.20.8900
Triple Number All-Purpose High613.20.9785
Triple Number Predominant Upwind Low898.70.6677
Triple Number Predominant Upwind Med709.90.8452
Triple Number Predominant Upwind High674.40.8897
Triple Number Predominant Reaching Low802.60.7476
Triple Number Predominant Reaching Med627.80.9557
Triple Number Predominant Reaching High552.41.0862
Triple Number Predominant Downwind Low887.50.6761
Triple Number Predominant Downwind Med642.80.9334
Triple Number Predominant Downwind High548.51.0938
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low818.1
Triple Number Coastal/Long Distance Medium654.8
Triple Number Coastal/Long Distance High601.0
Triple Number Windward/Leeward Low1043.3
Triple Number Windward/Leeward Medium804.1
Triple Number Windward/Leeward High720.5
Predominantly Upwind719.2
Predominantly Downwind655.2
Predominantly Reaching633.0
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7334
Triple Number Coastal/Long Distance Medium0.9163
Triple Number Coastal/Long Distance High0.9983
Triple Number Windward/Leeward Low0.5751
Triple Number Windward/Leeward Medium0.7462
Triple Number Windward/Leeward High0.8328
Coastal/Long Distance0.8391
Predominantly Upwind0.8343
Predominantly Downwind0.9157
For information
General Purpose Handicap (GPH)733.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9101
Distanseseilas Trippeltall svak vind0.7334
Distanseseilas Trippeltall mellomvind0.9163
Distanseseilas Trippeltall sterk vind0.9983
Pølsebane Trippeltall svak vind0.5751
Pølsebane Trippeltall mellomvind0.7462
Pølsebane Trippeltall sterk vind0.8328
Motvind Singeltall0.8343
Medvind Singeltall0.9157
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Coastal/Long Distance715.00.8391
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind719.20.8343
Predominantly Downwind655.20.9157
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore693.80.8648
Cape Doctor Coastal580.11.0344
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7334
Triple Number Coastal/Long Distance Medium0.9163
Triple Number Coastal/Long Distance High0.9983
Triple Number Windward/Leeward Low0.5751
Triple Number Windward/Leeward Medium0.7462
Triple Number Windward/Leeward High0.8328
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7334
Triple Number Coastal/Long Distance Medium0.9163
Triple Number Coastal/Long Distance High0.9983
Triple Number Windward/Leeward Low0.5751
Triple Number Windward/Leeward Medium0.7462
Triple Number Windward/Leeward High0.8328
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Predominantly Upwind719.20.8343
Predominantly Downwind655.20.9157
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance715.00.8391
Triple Number Coastal/Long Distance Low818.10.7334
Triple Number Coastal/Long Distance Medium654.80.9163
Triple Number Coastal/Long Distance High601.00.9983
Triple Number Windward/Leeward Low1043.30.5751
Triple Number Windward/Leeward Medium804.10.7462
Triple Number Windward/Leeward High720.50.8328
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1647.71144.9886.4758.2682.5640.9608.6555.6548.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP684.50.8766 Predom. Dn High539.41.1124 5B AP M/H606.70.9889 TriNum AP Low818.10.7334 Predom. Rc Low877.30.6839 5B AP High587.71.0210 TriNum AP Med654.90.9162 Predom. Rc L/M682.70.8788 5B SF Bay Low1030.80.5821 TriNum AP High601.00.9983 Predom. Rc Med609.80.9839 5B SF Bay L/M871.60.6884 TriNum W/L Low1093.20.5488 Predom. Rc M/H569.41.0538 5B SF Bay Med769.80.7794 TriNum W/L Med804.10.7462 Predom. Rc High547.51.0960 5B SF Bay M/H715.80.8383 TriNum W/L Hig720.50.8328 5B W/L Low1219.20.4921 5B SF Bay High693.70.8650 Predom. Upwind745.70.8047 5B W/L L/M911.20.6585 ChiMac Up Low874.10.6864 Predom. Reaching649.90.9233 5B W/L Med792.40.7572 ChiMac Up Med803.00.7472 Predom. Downwind685.50.8752 5B W/L M/H728.40.8237 ChiMac Up High720.30.8330 Predom. Up Low976.40.6145 5B W/L High702.90.8537 ChiMac Off Low855.30.7015 Predom. Up L/M770.60.7786 W/L 60-40 Low1221.10.4914 ChiMac Off Med758.70.7908 Predom. Up Med701.30.8555 W/L 60-40 L/M924.80.6488 ChiMac Off High645.20.9300 Predom. Up M/H669.20.8966 W/L 60-40 Med815.50.7357 ChiMac AP Low860.40.6973 Predom. Up High657.40.9127 W/L 60-40 M/H759.70.7897 ChiMac AP Med777.70.7715 Predom. Dn Low991.50.6051 W/L 60-40 High739.70.8112 ChiMac AP High680.70.8815 Predom. Dn L/M737.00.8141 5B AP Low904.70.6632 BayMac Cove Island987.10.6078 Predom. Dn Med633.60.9470 5B AP L/M726.60.8258 BayMac Shore978.50.6132 Predom. Dn M/H572.31.0483 5B AP Med647.50.9267 Harvest Moon575.01.0435      SA/DSPL Up21.46SA/DSPL Dn31.49
ORC Ref  04140004VK7 Issued on 23/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HieprukkaFIN612
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBotnia 6MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.500Maximum beam2.300Draft1.579Displacement3,700Wetted area17.66IMS L7.403LSM07.101Accomod. length7.475Sink (kg/mm) 10.05
VCGD-0.342VCGM-0.238 RM Rated (kg·m) 33.2Limit of positive stability(°) 149.1 Stability Index 153.4 BLR index 0.0000Default crew weight170 Declared crew weight 220
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationIn ApertureTwin screwNoHydro generatorNo
PRD0.200PBWPIPA0.0019
APHAPTAPB
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P9.670IG10.500ISP10.510MDT10.100MDL10.150MDT2MDL2TLTaperMWGO
E3.770J3.470BAS0.700FSDNo FoilSFJ0.250SPL3.470WPLTPS0.000BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date11/03/2020
SFFP0.567FFMFF1.199LCFcl5.447SG
SAFP9.449FAMFA0.724LCFsh5.582HBI0.923
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004VK7 Issued on 23/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
HieprukkaFIN612
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.250.871.512.533.2022.35
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment15.4510.53NoNo 29.21
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment111.3911.3911.395.4653.32
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length7.5 mTable area0.22 m²Headroom1.40 mMinimum number of berths2Personal gear stowage0.08 m³Fresh water capacity15 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  04140004VK7 Issued on 23/07/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org