Club Certificate2026
AzzurraFIN-37022
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°43.1°41.1°39.2°38.1°37.6°37.8°38.2°39.3°
Beat VMG2.693.764.525.015.235.335.385.405.34
52°4.245.746.677.157.377.467.517.577.58
60°4.606.046.897.327.557.667.727.817.82
75°4.866.257.047.467.747.948.058.208.30
90°4.736.147.007.467.818.068.308.608.82
110°4.225.866.987.588.018.408.769.269.66
120°4.075.696.837.477.928.358.789.7010.45
135°3.565.096.277.097.608.028.459.4410.94
150°2.934.285.416.397.117.597.998.839.89
Run VMG2.543.714.695.556.296.897.378.128.90
Gybe Angles138.6°142.9°147.4°153.2°159.0°166.0°172.7°176.8°171.4°
APH ToD:536.8CDL: 9.794APH ToT: 1.1176CertNo:
BOAT
ClassArcona 370DesignerStefan QvibergBuilderBoo Marin ABAge date01/2002Series date01/2002Offset fileARCONA370.OFFData fileFIN37022
HULL
Length Overall11.090 mMaximum Beam3.602 mDraft2.067 mDisplacement6,200 kgDLR6.1978IMS DivisionCruiser/RacerDynamic Allowance0.190%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.432m
CREW
Maximum weight630 kg(declared)Minimum weight500 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail42.4743.21Headsail Luffed33.2533.25Headsail Flying51.8051.80Symmetric96.2696.26Asymmetric85.0685.06 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail12.57Storm Jib12.00Heavy Weather Jib32.40
SAIL LIMITS
Headsails6
✱ One set on the forestay
Spinnakers5
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 166.1 kg·m Stability Index 115.6
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  04140004L9T Issued on 14/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AzzurraFIN-37022
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 VMG1336.9957.8795.8718.0688.3675.3668.8666.3673.6
52°848.3627.5539.4503.3488.7482.8479.7475.4475.0
60°783.0595.9522.3491.7476.8470.1466.4461.0460.2
75°740.9576.3511.5482.8465.2453.2447.1438.8433.7
90°760.5586.7514.6482.5461.2446.5433.9418.6408.4
110°852.1614.5515.8475.0449.5428.4410.9388.8372.7
120°884.0632.8527.4481.8454.7431.4410.0371.2344.5
135°1012.6707.0574.6507.6473.7449.0425.9381.2329.0
150°1228.2841.0664.9563.8506.0474.2450.6407.7364.0
Run VMG1418.2971.1767.8648.7572.7522.2488.8443.4404.7
Selected Courses
Windward / Leeward1377.6964.4781.8683.3630.5598.7578.8554.9539.1
All purpose1032.2740.4615.2553.0520.0499.7485.3464.7448.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward657.60.9124
All purpose536.81.1176
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8123
Downwind "popa"0.9514
70% up, 30% down "Ilhabela"0.8496
30% up, 70% down "Ilhabela-inverso"0.9049
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind577.11.0396
Predominantly Downwind548.51.0939
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP558.71.0739 Predom. Rc High440.51.3622 5B SF Bay L/M715.20.8389 TriNum AP Low677.80.8852 Predom. Dn Low830.80.7222 5B SF Bay Med620.60.9667 TriNum AP Med533.91.1238 Predom. Dn L/M618.10.9708 5B SF Bay M/H569.01.0545 TriNum AP High481.21.2469 Predom. Dn Med530.51.1311 5B SF Bay High544.51.1020 TriNum W/L Low913.70.6567 Predom. Dn M/H474.81.2636 5B AP Low750.50.7995 TriNum W/L Med652.80.9191 Predom. Dn High440.21.3631 5B AP L/M597.71.0039 TriNum W/L Hig574.81.0438 ChiMac Up Low713.70.8407 5B AP Med527.11.1383 Predom. Upwind599.11.0015 ChiMac Up Med649.50.9238 5B AP M/H487.21.2316 Predom. Reaching534.21.1233 ChiMac Up High575.31.0429 5B AP High465.51.2889 Predom. Downwind572.21.0485 ChiMac Off Low717.10.8368 5B W/L Low1022.10.5870 Predom. Up Low805.40.7450 ChiMac Off Med635.10.9447 5B W/L L/M751.70.7982 Predom. Up L/M624.50.9607 ChiMac Off High537.81.1156 5B W/L Med642.20.9342 Predom. Up Med560.61.0703 ChiMac AP Low711.60.8432 5B W/L M/H582.51.0301 Predom. Up M/H529.81.1325 ChiMac AP Med639.60.9381 5B W/L High556.31.0786 Predom. Up High515.91.1630 ChiMac AP High555.01.0811 W/L 60-40 Low1020.10.5882 Predom. Rc Low725.10.8274 BayMac Cove Island816.70.7346 W/L 60-40 L/M756.60.7930 Predom. Rc L/M563.91.0640 BayMac Shore809.10.7416 W/L 60-40 Med653.50.9182 Predom. Rc Med502.41.1943 Harvest Moon475.01.2631 W/L 60-40 M/H600.20.9996 Predom. Rc M/H464.61.2915 5B SF Bay Low860.50.6973 W/L 60-40 High578.61.0369      SA/DSPL Up22.30SA/DSPL Dn40.86
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance584.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating584.01.0275
FinRating, kevyt tuuli1005.20.9948
FinRating, kova tuuli467.61.0692
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0275
Triple Number Coastal/Long Distance Low0.8852
Triple Number Coastal/Long Distance Medium1.1239
Triple Number Coastal/Long Distance High1.2469
Triple Number Windward/Leeward Low0.6872
Triple Number Windward/Leeward Medium0.9191
Triple Number Windward/Leeward High1.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
For information
General Purpose Handicap (GPH)599.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Saronikos S All Purpose604.30.9929
Saronikos S Upwind669.90.8957
Saronikos S Downwind526.81.1389
Saronikos N All Purpose635.50.9442
Saronikos N Upwind697.80.8599
Saronikos N Downwind574.71.0440
Saronikos SW All Purpose607.00.9884
Saronikos SW Upwind684.50.8766
Saronikos SW Downwind533.11.1255
Saronikos NE All Purpose657.60.9124
Saronikos NE Upwind654.10.9173
Saronikos NE Downwind643.00.9332
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose558.71.0739
5-Band All Purpose Low813.40.7376
5-Band All Purpose L/M619.40.9687
5-Band All Purpose Med544.41.1021
5-Band All Purpose M/H501.41.1965
5-Band All Purpose High477.61.2563
Single Number Predominant Upwind575.61.0424
Single Number Predominant Reaching515.61.1638
Single Number Predominant Downwind549.41.0920
5-Band 50-50 Windward/Leeward Low1022.10.5870
5-Band 50-50 Windward/Leeward L/M751.70.7982
5-Band 50-50 Windward/Leeward Med642.20.9342
5-Band 50-50 Windward/Leeward M/H582.51.0301
5-Band 50-50 Windward/Leeward High556.31.0786
5-Band 60-40 Windward/Leeward Low1020.10.5882
5-Band 60-40 Windward/Leeward L/M756.60.7930
5-Band 60-40 Windward/Leeward Med653.50.9182
5-Band 60-40 Windward/Leeward M/H600.20.9996
5-Band 60-40 Windward/Leeward High578.61.0369
Triple Number 50-50 Windward/Leeward Low913.70.6567
Triple Number 50-50 Windward/Leeward Med652.90.9190
Triple Number 50-50 Windward/Leeward High574.81.0438
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward668.70.8973
Triple Number 60-40 Windward/Leeward Low914.00.6565
Triple Number 60-40 Windward/Leeward Med663.10.9048
Triple Number 60-40 Windward/Leeward High593.81.0105
Triple Number All-Purpose Low734.70.8167
Triple Number All-Purpose Med551.71.0876
Triple Number All-Purpose High494.91.2123
Triple Number Predominant Upwind Low738.30.8127
Triple Number Predominant Upwind Med568.61.0553
Triple Number Predominant Upwind High530.81.1303
Triple Number Predominant Reaching Low663.30.9045
Triple Number Predominant Reaching Med516.21.1623
Triple Number Predominant Reaching High450.31.3326
Triple Number Predominant Downwind Low743.50.8070
Triple Number Predominant Downwind Med540.61.1099
Triple Number Predominant Downwind High457.01.3130
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low677.8
Triple Number Coastal/Long Distance Medium533.9
Triple Number Coastal/Long Distance High481.2
Triple Number Windward/Leeward Low873.1
Triple Number Windward/Leeward Medium652.8
Triple Number Windward/Leeward High574.8
Predominantly Upwind577.1
Predominantly Downwind548.5
Predominantly Reaching524.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8852
Triple Number Coastal/Long Distance Medium1.1239
Triple Number Coastal/Long Distance High1.2469
Triple Number Windward/Leeward Low0.6872
Triple Number Windward/Leeward Medium0.9191
Triple Number Windward/Leeward High1.0438
Coastal/Long Distance1.0275
Predominantly Upwind1.0396
Predominantly Downwind1.0939
For information
General Purpose Handicap (GPH)599.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1176
Distanseseilas Trippeltall svak vind0.8852
Distanseseilas Trippeltall mellomvind1.1239
Distanseseilas Trippeltall sterk vind1.2469
Pølsebane Trippeltall svak vind0.6872
Pølsebane Trippeltall mellomvind0.9191
Pølsebane Trippeltall sterk vind1.0438
Motvind Singeltall1.0396
Medvind Singeltall1.0939
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Coastal/Long Distance584.01.0275
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind577.11.0396
Predominantly Downwind548.51.0939
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore543.81.1032
Cape Doctor Coastal453.51.3231
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8852
Triple Number Coastal/Long Distance Medium1.1239
Triple Number Coastal/Long Distance High1.2469
Triple Number Windward/Leeward Low0.6872
Triple Number Windward/Leeward Medium0.9191
Triple Number Windward/Leeward High1.0438
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8852
Triple Number Coastal/Long Distance Medium1.1239
Triple Number Coastal/Long Distance High1.2469
Triple Number Windward/Leeward Low0.6872
Triple Number Windward/Leeward Medium0.9191
Triple Number Windward/Leeward High1.0438
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Predominantly Upwind577.11.0396
Predominantly Downwind548.51.0939
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance584.01.0275
Triple Number Coastal/Long Distance Low677.80.8852
Triple Number Coastal/Long Distance Medium533.91.1239
Triple Number Coastal/Long Distance High481.21.2469
Triple Number Windward/Leeward Low873.10.6872
Triple Number Windward/Leeward Medium652.80.9191
Triple Number Windward/Leeward High574.81.0438
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1381.7965.1736.9619.6554.2518.8490.6443.5427.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP558.71.0739 Predom. Dn High440.21.3631 5B AP M/H487.21.2316 TriNum AP Low677.80.8852 Predom. Rc Low725.10.8274 5B AP High465.51.2889 TriNum AP Med533.91.1238 Predom. Rc L/M563.91.0640 5B SF Bay Low860.50.6973 TriNum AP High481.21.2469 Predom. Rc Med502.41.1943 5B SF Bay L/M715.20.8389 TriNum W/L Low913.70.6567 Predom. Rc M/H464.61.2915 5B SF Bay Med620.60.9667 TriNum W/L Med652.80.9191 Predom. Rc High440.51.3622 5B SF Bay M/H569.01.0545 TriNum W/L Hig574.81.0438 5B W/L Low1022.10.5870 5B SF Bay High544.51.1020 Predom. Upwind599.11.0015 5B W/L L/M751.70.7982 ChiMac Up Low713.70.8407 Predom. Reaching534.21.1233 5B W/L Med642.20.9342 ChiMac Up Med649.50.9238 Predom. Downwind572.21.0485 5B W/L M/H582.51.0301 ChiMac Up High575.31.0429 Predom. Up Low805.40.7450 5B W/L High556.31.0786 ChiMac Off Low717.10.8368 Predom. Up L/M624.50.9607 W/L 60-40 Low1020.10.5882 ChiMac Off Med635.10.9447 Predom. Up Med560.61.0703 W/L 60-40 L/M756.60.7930 ChiMac Off High537.81.1156 Predom. Up M/H529.81.1325 W/L 60-40 Med653.50.9182 ChiMac AP Low711.60.8432 Predom. Up High515.91.1630 W/L 60-40 M/H600.20.9996 ChiMac AP Med639.60.9381 Predom. Dn Low830.80.7222 W/L 60-40 High578.61.0369 ChiMac AP High555.01.0811 Predom. Dn L/M618.10.9708 5B AP Low750.50.7995 BayMac Cove Island816.70.7346 Predom. Dn Med530.51.1311 5B AP L/M597.71.0039 BayMac Shore809.10.7416 Predom. Dn M/H474.81.2636 5B AP Med527.11.1383 Harvest Moon475.01.2631      SA/DSPL Up22.30SA/DSPL Dn40.86
ORC Ref  04140004L9T Issued on 14/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AzzurraFIN-37022
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassArcona 370MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.090Maximum beam3.602Draft2.067Displacement6,200Wetted area27.42IMS L10.175LSM010.000Accomod. length11.090Sink (kg/mm) 21.58
VCGD0.072VCGM0.049 RM Rated (kg·m) 166.1Limit of positive stability(°) 113.8 Stability Index 115.6 BLR index 0.0000Default crew weight688 Declared crew weight 630
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.432PBWPIPA0.0008
EDLST1ST2
ST3ST4ST5
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.650IG15.490ISP16.160MDT10.119MDL10.227MDT2MDL2TLTaperMWGO
E4.900J3.960BAS1.630FSDFoilSFJSPL4.040WPLTPS4.870BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/04/2026
SFFP0.384FFMFF1.311LCFcl6.253SG
SAFP10.550FAMFA1.047LCFsh6.503HBI1.164
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004L9T Issued on 14/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
AzzurraFIN-37022
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.140.991.783.124.1642.47
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.050.841.663.365.157.1315.01NoYes051.8000.050.661.202.263.254.2015.10NoNo 33.25
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment016.0716.0716.077.256.9496.26
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment015.9013.6014.757.006.60106%85.06
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.1 mTable area0.55 m²Headroom1.77 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity127 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity72 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004L9T Issued on 14/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org