Non Spin/HSFClub Certificate2026
HORSMAFIN 8521
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 Angles45.7°43.4°41.0°39.8°39.2°38.5°38.2°38.2°39.1°
Beat VMG2.012.943.604.074.394.594.674.724.66
52°3.154.485.345.936.296.496.596.676.67
60°3.384.725.586.146.466.666.786.876.89
75°3.534.865.766.306.626.847.007.197.27
90°3.414.755.696.306.656.907.117.447.67
110°2.964.305.326.096.566.877.137.648.14
120°2.744.045.075.876.426.777.047.578.14
135°2.343.534.555.386.066.516.827.357.92
150°2.013.054.024.865.576.166.577.117.63
Run VMG1.742.653.524.335.055.706.236.897.40
Gybe Angles150.2°151.9°180.0°180.0°180.0°180.0°180.0°180.0°180.0°
APH ToD:658.6CDL: 7.503APH ToT: 0.9110CertNo:
BOAT
ClassSunwind 30DesignerRogebergBuilderOY SunwindAge date01/1992Series date10/1989Offset filehc18502.offData fileFIN8521
HULL
Length Overall9.250Maximum Beam2.810Draft1.857Displacement3,801DLR6.7544IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.650%RS Assessment-0.305%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.356m
CREW
Maximum weight400(declared)Minimum weight270 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail24.9725.46Headsail Luffed16.5916.59Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail7.38Storm Jib5.52Heavy Weather Jib14.89
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 61.9 Stability Index 126.7
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  04140004IL5 Issued on 22/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
HORSMAFIN 8521
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 VMG1787.11223.6999.4884.8819.1785.1770.4761.9771.9
52°1141.2803.5674.1607.0572.2554.8546.2539.7540.0
60°1065.1763.4645.6586.7556.9540.8531.3523.8522.5
75°1020.6741.0625.4571.0543.9526.6514.6500.6495.1
90°1055.6757.5632.6571.4541.5522.0506.3483.7469.3
110°1217.4836.5676.9591.1548.4523.9504.9471.1442.1
120°1315.5890.4710.6612.8560.5532.0511.5475.6442.1
135°1535.41018.6790.8668.9594.4552.8527.8490.1454.5
150°1792.61179.9896.0741.3645.9584.2548.3506.4471.6
Run VMG2069.61360.71023.9831.6712.6631.9578.1522.8486.8
Selected Courses
Windward / Leeward1928.31292.21011.6858.2765.8708.5674.3642.4629.3
All purpose1451.8990.3793.1688.7629.0593.7572.3547.6532.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward808.40.7422
All purpose658.60.9110
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6726
Downwind "popa"0.7418
70% up, 30% down "Ilhabela"0.6920
30% up, 70% down "Ilhabela-inverso"0.7196
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind700.80.8562
Predominantly Downwind687.10.8732
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP686.30.8743 Predom. Rc High522.31.1487 5B SF Bay L/M916.10.6549 TriNum AP Low891.70.6729 Predom. Dn Low1155.00.5195 5B SF Bay Med759.10.7904 TriNum AP Med653.80.9177 Predom. Dn L/M804.50.7458 5B SF Bay M/H670.00.8955 TriNum AP High568.41.0557 Predom. Dn Med655.30.9156 5B SF Bay High638.00.9404 TriNum W/L Low1214.20.4942 Predom. Dn M/H567.81.0568 5B AP Low1020.60.5879 TriNum W/L Med802.80.7474 Predom. Dn High528.61.1351 5B AP L/M761.10.7883 TriNum W/L Hig670.80.8944 ChiMac Up Low919.00.6529 5B AP Med642.00.9346 Predom. Upwind734.30.8171 ChiMac Up Med815.20.7360 5B AP M/H576.51.0408 Predom. Reaching665.60.9015 ChiMac Up High695.60.8626 5B AP High549.31.0924 Predom. Downwind728.40.8238 ChiMac Off Low963.90.6225 5B W/L Low1381.10.4344 Predom. Up Low1066.00.5629 ChiMac Off Med828.90.7238 5B W/L L/M962.60.6233 Predom. Up L/M783.40.7659 ChiMac Off High672.50.8921 5B W/L Med784.40.7649 Predom. Up Med673.00.8915 ChiMac AP Low934.50.6421 5B W/L M/H682.40.8793 Predom. Up M/H616.50.9732 ChiMac AP Med817.10.7343 5B W/L High645.60.9293 Predom. Up High597.61.0041 ChiMac AP High680.90.8812 W/L 60-40 Low1366.50.4391 Predom. Rc Low984.70.6093 BayMac Cove Island1090.60.5502 W/L 60-40 L/M963.10.6230 Predom. Rc L/M716.50.8374 BayMac Shore1078.30.5564 W/L 60-40 Med794.60.7551 Predom. Rc Med609.30.9847 Harvest Moon577.91.0382 W/L 60-40 M/H701.00.8559 Predom. Rc M/H549.81.0914 5B SF Bay Low1142.70.5251 W/L 60-40 High669.50.8961      SA/DSPL Up16.99SA/DSPL Dn16.99
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance718.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating718.70.8349
FinRating, kevyt tuuli1369.90.7300
FinRating, kova tuuli553.50.9034
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8349
Triple Number Coastal/Long Distance Low0.6729
Triple Number Coastal/Long Distance Medium0.9178
Triple Number Coastal/Long Distance High1.0557
Triple Number Windward/Leeward Low0.5209
Triple Number Windward/Leeward Medium0.7474
Triple Number Windward/Leeward High0.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
For information
General Purpose Handicap (GPH)748.4
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Saronikos S All Purpose749.80.8003
Saronikos S Upwind828.00.7246
Saronikos S Downwind677.20.8860
Saronikos N All Purpose799.60.7504
Saronikos N Upwind867.70.6915
Saronikos N Downwind761.20.7882
Saronikos SW All Purpose768.60.7807
Saronikos SW Upwind858.60.6988
Saronikos SW Downwind700.60.8564
Saronikos NE All Purpose850.90.7052
Saronikos NE Upwind818.90.7327
Saronikos NE Downwind881.60.6806
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose686.30.8743
5-Band All Purpose Low1101.90.5445
5-Band All Purpose L/M789.60.7599
5-Band All Purpose Med661.70.9067
5-Band All Purpose M/H590.61.0160
5-Band All Purpose High561.61.0685
Single Number Predominant Upwind698.60.8589
Single Number Predominant Reaching633.60.9470
Single Number Predominant Downwind688.50.8714
5-Band 50-50 Windward/Leeward Low1381.10.4344
5-Band 50-50 Windward/Leeward L/M962.60.6233
5-Band 50-50 Windward/Leeward Med784.40.7649
5-Band 50-50 Windward/Leeward M/H682.40.8793
5-Band 50-50 Windward/Leeward High645.60.9293
5-Band 60-40 Windward/Leeward Low1366.50.4391
5-Band 60-40 Windward/Leeward L/M963.10.6230
5-Band 60-40 Windward/Leeward Med794.60.7551
5-Band 60-40 Windward/Leeward M/H701.00.8559
5-Band 60-40 Windward/Leeward High669.50.8961
Triple Number 50-50 Windward/Leeward Low1214.20.4942
Triple Number 50-50 Windward/Leeward Med802.90.7473
Triple Number 50-50 Windward/Leeward High670.90.8944
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward817.90.7336
Triple Number 60-40 Windward/Leeward Low1204.90.4980
Triple Number 60-40 Windward/Leeward Med811.90.7391
Triple Number 60-40 Windward/Leeward High690.90.8685
Triple Number All-Purpose Low976.30.6146
Triple Number All-Purpose Med674.70.8893
Triple Number All-Purpose High581.91.0312
Triple Number Predominant Upwind Low964.60.6220
Triple Number Predominant Upwind Med688.20.8719
Triple Number Predominant Upwind High614.20.9769
Triple Number Predominant Reaching Low880.50.6814
Triple Number Predominant Reaching Med629.40.9533
Triple Number Predominant Reaching High532.81.1261
Triple Number Predominant Downwind Low1012.30.5927
Triple Number Predominant Downwind Med673.20.8913
Triple Number Predominant Downwind High548.31.0942
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low891.7
Triple Number Coastal/Long Distance Medium653.7
Triple Number Coastal/Long Distance High568.3
Triple Number Windward/Leeward Low1151.9
Triple Number Windward/Leeward Medium802.8
Triple Number Windward/Leeward High670.8
Predominantly Upwind700.8
Predominantly Downwind687.1
Predominantly Reaching650.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6729
Triple Number Coastal/Long Distance Medium0.9178
Triple Number Coastal/Long Distance High1.0557
Triple Number Windward/Leeward Low0.5209
Triple Number Windward/Leeward Medium0.7474
Triple Number Windward/Leeward High0.8944
Coastal/Long Distance0.8349
Predominantly Upwind0.8562
Predominantly Downwind0.8732
For information
General Purpose Handicap (GPH)748.4
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9110
Distanseseilas Trippeltall svak vind0.6729
Distanseseilas Trippeltall mellomvind0.9178
Distanseseilas Trippeltall sterk vind1.0557
Pølsebane Trippeltall svak vind0.5209
Pølsebane Trippeltall mellomvind0.7474
Pølsebane Trippeltall sterk vind0.8944
Motvind Singeltall0.8562
Medvind Singeltall0.8732
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Coastal/Long Distance718.70.8349
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind700.80.8562
Predominantly Downwind687.10.8732
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore633.20.9475
Cape Doctor Coastal537.21.1170
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6729
Triple Number Coastal/Long Distance Medium0.9178
Triple Number Coastal/Long Distance High1.0557
Triple Number Windward/Leeward Low0.5209
Triple Number Windward/Leeward Medium0.7474
Triple Number Windward/Leeward High0.8944
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6729
Triple Number Coastal/Long Distance Medium0.9178
Triple Number Coastal/Long Distance High1.0557
Triple Number Windward/Leeward Low0.5209
Triple Number Windward/Leeward Medium0.7474
Triple Number Windward/Leeward High0.8944
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind700.80.8562
Predominantly Downwind687.10.8732
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance718.70.8349
Triple Number Coastal/Long Distance Low891.70.6729
Triple Number Coastal/Long Distance Medium653.70.9178
Triple Number Coastal/Long Distance High568.31.0557
Triple Number Windward/Leeward Low1151.90.5209
Triple Number Windward/Leeward Medium802.80.7474
Triple Number Windward/Leeward High670.80.8944
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1942.41299.0953.6775.3671.3615.9578.7525.7508.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP686.30.8743 Predom. Dn High528.61.1351 5B AP M/H576.51.0408 TriNum AP Low891.70.6729 Predom. Rc Low984.70.6093 5B AP High549.31.0924 TriNum AP Med653.80.9177 Predom. Rc L/M716.50.8374 5B SF Bay Low1142.70.5251 TriNum AP High568.41.0557 Predom. Rc Med609.30.9847 5B SF Bay L/M916.10.6549 TriNum W/L Low1214.20.4942 Predom. Rc M/H549.81.0914 5B SF Bay Med759.10.7904 TriNum W/L Med802.80.7474 Predom. Rc High522.31.1487 5B SF Bay M/H670.00.8955 TriNum W/L Hig670.80.8944 5B W/L Low1381.10.4344 5B SF Bay High638.00.9404 Predom. Upwind734.30.8171 5B W/L L/M962.60.6233 ChiMac Up Low919.00.6529 Predom. Reaching665.60.9015 5B W/L Med784.40.7649 ChiMac Up Med815.20.7360 Predom. Downwind728.40.8238 5B W/L M/H682.40.8793 ChiMac Up High695.60.8626 Predom. Up Low1066.00.5629 5B W/L High645.60.9293 ChiMac Off Low963.90.6225 Predom. Up L/M783.40.7659 W/L 60-40 Low1366.50.4391 ChiMac Off Med828.90.7238 Predom. Up Med673.00.8915 W/L 60-40 L/M963.10.6230 ChiMac Off High672.50.8921 Predom. Up M/H616.50.9732 W/L 60-40 Med794.60.7551 ChiMac AP Low934.50.6421 Predom. Up High597.61.0041 W/L 60-40 M/H701.00.8559 ChiMac AP Med817.10.7343 Predom. Dn Low1155.00.5195 W/L 60-40 High669.50.8961 ChiMac AP High680.90.8812 Predom. Dn L/M804.50.7458 5B AP Low1020.60.5879 BayMac Cove Island1090.60.5502 Predom. Dn Med655.30.9156 5B AP L/M761.10.7883 BayMac Shore1078.30.5564 Predom. Dn M/H567.81.0568 5B AP Med642.00.9346 Harvest Moon577.91.0382      SA/DSPL Up16.99SA/DSPL Dn16.99
ORC Ref  04140004IL5 Issued on 22/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
HORSMAFIN 8521
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSunwind 30Measurement10/05/2020HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.250Maximum beam2.810Draft1.857Displacement3,801Wetted area19.09IMS L8.360LSM08.255Accomod. length9.133Sink (kg/mm) 13.81
VCGD-0.028VCGM-0.029 RM Rated (kg·m) 61.9Limit of positive stability(°) 123.3 Stability Index 126.7 BLR index 0.0000Default crew weight524 Declared crew weight 400
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.356PBWPIPA0.0034
EDL2.000ST10.048ST20.170
ST30.170ST40.098ST50.350
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P10.950IG10.500ISP10.600MDT10.090MDL10.130MDT2MDL2TLTaperMWGO
E3.850J3.600BAS1.520FSDFoilSFJ0.000SPL3.600WPLTPS3.740BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date21/05/2020
SFFP0.350FFM1.193FF1.200LCFcl5.278SG1.0050
SAFP8.650FAM0.902FA0.907LCFsh5.455HBI1.030
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004IL5 Issued on 22/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
HORSMAFIN 8521
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.140.801.442.463.2224.9701/03/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.050.420.851.662.453.0810.25YesNo 16.5901/03/2020Self tacking jib
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.1 mTable area0.44 m²Headroom1.63 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity62 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity32 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004IL5 Issued on 22/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org