Double HandedInternational Certificate2026
SpeculatorFIN-10936
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 Angles46.6°43.8°41.9°41.0°40.8°40.8°41.0°41.8°44.1°
Beat VMG2.703.804.514.844.985.055.085.044.78
52°4.275.826.757.167.337.427.487.507.35
60°4.626.147.047.467.627.707.777.827.73
75°4.896.377.267.707.938.058.158.278.31
90°4.796.287.237.758.088.318.498.738.89
110°4.346.057.247.908.338.648.879.259.42
120°4.195.897.117.828.308.749.179.7910.31
135°3.665.276.537.437.998.458.9310.0811.66
150°3.024.425.626.677.478.008.459.4610.81
Run VMG2.613.824.875.796.567.207.718.579.55
Gybe Angles138.4°142.0°148.0°151.9°157.0°164.2°169.6°170.9°163.6°
APH ToD:531.1CDL: 9.775APH ToT: 1.1297CertNo:10936
BOAT
ClassFinngulf 41DesignerK-J StråhlmannBuilderFinngulf YachtsAge date05/2006Series date06/2001Offset fileFINNGULF41.offData fileL10936
HULL
Length Overall12.495 mMaximum Beam3.844 mDraft1.987 mDisplacement7,607 kgDLR5.9313IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.468m
CREW
Maximum weight150 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail51.3452.31Headsail Luffed49.8449.84Headsail FlyingSymmetric116.77116.77Asymmetric99.8499.84 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail15.14Storm Jib14.02Heavy Weather Jib37.84
SAIL LIMITS
Headsails6Spinnakers5
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 190.8 kg·m Stability Index 116.8
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  03290004S1P Issued on 03/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
SpeculatorFIN-10936
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 VMG1334.0947.7797.9743.4722.2713.4709.0714.4752.5
52°843.5619.0533.4502.8490.9485.1481.5479.8489.9
60°780.0586.7511.1482.9472.6467.2463.6460.6465.7
75°736.2565.0495.9467.5454.1447.4441.9435.2433.4
90°751.7573.0498.0464.4445.8433.0423.9412.2405.1
110°828.6595.4497.2455.8432.4416.5405.7389.0382.2
120°859.3611.1506.3460.4434.0412.1392.8367.7349.3
135°982.6682.7551.4484.7450.8426.0403.0357.3308.9
150°1193.2815.3640.3539.7482.1450.1425.8380.5333.1
Run VMG1377.8941.4739.3622.2548.5499.9466.8420.3377.1
Selected Courses
Windward / Leeward1355.9944.6768.6682.8635.3606.7587.9567.3564.8
All purpose1016.0723.9601.3544.9515.2497.2484.4467.2460.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward659.70.9095
All purpose531.11.1297
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7853
Downwind "popa"0.9909
70% up, 30% down "Ilhabela"0.8375
30% up, 70% down "Ilhabela-inverso"0.9188
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind578.31.0375
Predominantly Downwind532.21.1275
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP552.81.0854 Predom. Rc High434.91.3798 5B SF Bay L/M709.20.8460 TriNum AP Low662.60.9055 Predom. Dn Low808.70.7419 5B SF Bay Med624.40.9609 TriNum AP Med527.81.1367 Predom. Dn L/M599.71.0006 5B SF Bay M/H578.21.0377 TriNum AP High481.21.2470 Predom. Dn Med515.11.1647 5B SF Bay High559.21.0730 TriNum W/L Low897.90.6682 Predom. Dn M/H461.81.2994 5B AP Low733.30.8182 TriNum W/L Med655.10.9159 Predom. Dn High428.51.4001 5B AP L/M586.71.0226 TriNum W/L Hig584.91.0259 ChiMac Up Low708.00.8475 5B AP Med521.71.1501 Predom. Upwind601.40.9977 ChiMac Up Med648.60.9251 5B AP M/H486.31.2339 Predom. Reaching522.71.1480 ChiMac Up High579.71.0351 5B AP High469.01.2792 Predom. Downwind556.21.0787 ChiMac Off Low697.30.8605 5B W/L Low1003.40.5980 Predom. Up Low794.00.7556 ChiMac Off Med617.40.9718 5B W/L L/M744.60.8058 Predom. Up L/M620.40.9670 ChiMac Off High522.51.1482 5B W/L Med645.50.9294 Predom. Up Med564.11.0636 ChiMac AP Low698.80.8586 5B W/L M/H591.61.0142 Predom. Up M/H537.71.1158 ChiMac AP Med630.20.9521 5B W/L High570.41.0518 Predom. Up High529.11.1340 ChiMac AP High549.41.0921 W/L 60-40 Low1004.10.5975 Predom. Rc Low708.80.8466 BayMac Cove Island805.10.7453 W/L 60-40 L/M753.60.7962 Predom. Rc L/M549.41.0921 BayMac Shore797.70.7522 W/L 60-40 Med662.30.9059 Predom. Rc Med490.91.2223 Harvest Moon460.21.3039 W/L 60-40 M/H615.60.9746 Predom. Rc M/H456.01.3157 5B SF Bay Low843.80.7111 W/L 60-40 High600.40.9994      SA/DSPL Up25.98SA/DSPL Dn43.17
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance578.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating578.41.0374
FinRating, kevyt tuuli986.51.0137
FinRating, kova tuuli471.11.0614
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0374
Triple Number Coastal/Long Distance Low0.9055
Triple Number Coastal/Long Distance Medium1.1368
Triple Number Coastal/Long Distance High1.2470
Triple Number Windward/Leeward Low0.7004
Triple Number Windward/Leeward Medium0.9159
Triple Number Windward/Leeward High1.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
For information
General Purpose Handicap (GPH)591.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Saronikos S All Purpose599.61.0007
Saronikos S Upwind675.00.8889
Saronikos S Downwind504.51.1894
Saronikos N All Purpose634.20.9461
Saronikos N Upwind703.50.8529
Saronikos N Downwind552.41.0862
Saronikos SW All Purpose597.21.0047
Saronikos SW Upwind682.00.8798
Saronikos SW Downwind511.71.1724
Saronikos NE All Purpose652.20.9200
Saronikos NE Upwind655.00.9160
Saronikos NE Downwind621.40.9656
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose552.81.0854
5-Band All Purpose Low796.90.7530
5-Band All Purpose L/M608.00.9869
5-Band All Purpose Med538.31.1146
5-Band All Purpose M/H498.91.2027
5-Band All Purpose High478.51.2539
Single Number Predominant Upwind576.71.0404
Single Number Predominant Reaching503.51.1918
Single Number Predominant Downwind533.31.1250
5-Band 50-50 Windward/Leeward Low1003.40.5980
5-Band 50-50 Windward/Leeward L/M744.60.8058
5-Band 50-50 Windward/Leeward Med645.50.9294
5-Band 50-50 Windward/Leeward M/H591.61.0142
5-Band 50-50 Windward/Leeward High570.41.0518
5-Band 60-40 Windward/Leeward Low1004.10.5975
5-Band 60-40 Windward/Leeward L/M753.60.7962
5-Band 60-40 Windward/Leeward Med662.30.9059
5-Band 60-40 Windward/Leeward M/H615.60.9746
5-Band 60-40 Windward/Leeward High600.40.9994
Triple Number 50-50 Windward/Leeward Low897.90.6682
Triple Number 50-50 Windward/Leeward Med655.20.9158
Triple Number 50-50 Windward/Leeward High584.91.0259
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward676.20.8874
Triple Number 60-40 Windward/Leeward Low901.10.6659
Triple Number 60-40 Windward/Leeward Med670.80.8944
Triple Number 60-40 Windward/Leeward High610.30.9831
Triple Number All-Purpose Low719.30.8342
Triple Number All-Purpose Med545.01.1010
Triple Number All-Purpose High493.01.2171
Triple Number Predominant Upwind Low728.20.8239
Triple Number Predominant Upwind Med571.11.0507
Triple Number Predominant Upwind High541.91.1072
Triple Number Predominant Reaching Low647.50.9267
Triple Number Predominant Reaching Med505.61.1867
Triple Number Predominant Reaching High441.11.3603
Triple Number Predominant Downwind Low722.90.8299
Triple Number Predominant Downwind Med523.51.1461
Triple Number Predominant Downwind High441.31.3598
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low662.6
Triple Number Coastal/Long Distance Medium527.8
Triple Number Coastal/Long Distance High481.2
Triple Number Windward/Leeward Low856.7
Triple Number Windward/Leeward Medium655.1
Triple Number Windward/Leeward High584.9
Predominantly Upwind578.3
Predominantly Downwind532.2
Predominantly Reaching510.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9055
Triple Number Coastal/Long Distance Medium1.1368
Triple Number Coastal/Long Distance High1.2470
Triple Number Windward/Leeward Low0.7004
Triple Number Windward/Leeward Medium0.9159
Triple Number Windward/Leeward High1.0259
Coastal/Long Distance1.0374
Predominantly Upwind1.0375
Predominantly Downwind1.1275
For information
General Purpose Handicap (GPH)591.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1297
Distanseseilas Trippeltall svak vind0.9055
Distanseseilas Trippeltall mellomvind1.1368
Distanseseilas Trippeltall sterk vind1.2470
Pølsebane Trippeltall svak vind0.7004
Pølsebane Trippeltall mellomvind0.9159
Pølsebane Trippeltall sterk vind1.0259
Motvind Singeltall1.0375
Medvind Singeltall1.1275
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Coastal/Long Distance578.41.0374
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind578.31.0375
Predominantly Downwind532.21.1275
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore565.51.0609
Cape Doctor Coastal462.71.2969
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9055
Triple Number Coastal/Long Distance Medium1.1368
Triple Number Coastal/Long Distance High1.2470
Triple Number Windward/Leeward Low0.7004
Triple Number Windward/Leeward Medium0.9159
Triple Number Windward/Leeward High1.0259
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9055
Triple Number Coastal/Long Distance Medium1.1368
Triple Number Coastal/Long Distance High1.2470
Triple Number Windward/Leeward Low0.7004
Triple Number Windward/Leeward Medium0.9159
Triple Number Windward/Leeward High1.0259
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Predominantly Upwind578.31.0375
Predominantly Downwind532.21.1275
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance578.41.0374
Triple Number Coastal/Long Distance Low662.60.9055
Triple Number Coastal/Long Distance Medium527.81.1368
Triple Number Coastal/Long Distance High481.21.2470
Triple Number Windward/Leeward Low856.70.7004
Triple Number Windward/Leeward Medium655.10.9159
Triple Number Windward/Leeward High584.91.0259
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1358.1944.3722.7614.4551.8516.4487.2441.0431.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP552.81.0854 Predom. Dn High428.51.4001 5B AP M/H486.31.2339 TriNum AP Low662.60.9055 Predom. Rc Low708.80.8466 5B AP High469.01.2792 TriNum AP Med527.81.1367 Predom. Rc L/M549.41.0921 5B SF Bay Low843.80.7111 TriNum AP High481.21.2470 Predom. Rc Med490.91.2223 5B SF Bay L/M709.20.8460 TriNum W/L Low897.90.6682 Predom. Rc M/H456.01.3157 5B SF Bay Med624.40.9609 TriNum W/L Med655.10.9159 Predom. Rc High434.91.3798 5B SF Bay M/H578.21.0377 TriNum W/L Hig584.91.0259 5B W/L Low1003.40.5980 5B SF Bay High559.21.0730 Predom. Upwind601.40.9977 5B W/L L/M744.60.8058 ChiMac Up Low708.00.8475 Predom. Reaching522.71.1480 5B W/L Med645.50.9294 ChiMac Up Med648.60.9251 Predom. Downwind556.21.0787 5B W/L M/H591.61.0142 ChiMac Up High579.71.0351 Predom. Up Low794.00.7556 5B W/L High570.41.0518 ChiMac Off Low697.30.8605 Predom. Up L/M620.40.9670 W/L 60-40 Low1004.10.5975 ChiMac Off Med617.40.9718 Predom. Up Med564.11.0636 W/L 60-40 L/M753.60.7962 ChiMac Off High522.51.1482 Predom. Up M/H537.71.1158 W/L 60-40 Med662.30.9059 ChiMac AP Low698.80.8586 Predom. Up High529.11.1340 W/L 60-40 M/H615.60.9746 ChiMac AP Med630.20.9521 Predom. Dn Low808.70.7419 W/L 60-40 High600.40.9994 ChiMac AP High549.41.0921 Predom. Dn L/M599.71.0006 5B AP Low733.30.8182 BayMac Cove Island805.10.7453 Predom. Dn Med515.11.1647 5B AP L/M586.71.0226 BayMac Shore797.70.7522 Predom. Dn M/H461.81.2994 5B AP Med521.71.1501 Harvest Moon460.21.3039      SA/DSPL Up25.98SA/DSPL Dn43.17
ORC Ref  03290004S1P Issued on 03/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
SpeculatorFIN-10936
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFinngulf 41Measurement15/05/2023HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.495Maximum beam3.844Draft1.987Displacement7,607Wetted area31.60IMS L11.000LSM010.864Accomod. length12.493Sink (kg/mm) 24.39
VCGD0.088VCGM0.121 RM Rated (kg·m) 190.8Limit of positive stability(°) 114.0 Stability Index 116.8 BLR index 0.0000Default crew weight170 Declared crew weight 150
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.468PBW0.118PIPA0.0041
EDL2.790ST10.065ST20.180
ST30.180ST40.110ST50.350
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P15.986IG16.649ISP16.684MDT10.128MDL10.246MDT20.128MDL20.183TL0.950MW0.246GO0.271
E5.410J4.550BAS1.599FSD0.040SFJ0.200SPL4.660WPLTPS5.130BD0.170MWT284.38MCG6.379
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date04/05/2021CommentGood Conditions
SFFP0.200FFM1.406FF1.414LCFcl6.951SG1.0050
SAFP11.425FAM1.054FA1.060LCFsh7.205HBI1.202
W1124.9W2124.9W3124.9W4124.9LCFD
PD1279.4PD2278.3PD3284.6PD4279.3
WD5.348PLM9000.00GSA1.0RSA1.0RM187.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1WASTE EMPTYWater8007.192WATER RST EMPTYWater15003.693DIESEL RST EmptyFuel10004.394Boiler RST EmptyWater2507.795Heater fuel RST EmptyFuel2502.19Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG2Battery3x550 Wh6.591Battery70 Ah Start8.091Engine (IC)VOLVO D2-55CTotal deductible
ORC Ref  03290004S1P Issued on 03/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
SpeculatorFIN-10936
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.151.132.053.504.5051.3429/03/201910.151.031.873.294.5650.0028/04/2012
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG10.090.751.543.084.656.2816.03NoNo 49.8410/05/20213DL/TaffetaG30.100.611.162.263.414.5916.28YesNo 37.3105/05/2017G40.100.510.941.862.853.8914.66NoNo 28.0528/04/2012
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS216.5416.5716.568.538.20116.7705/06/2020Med16.2016.2016.208.128.03109.3828/04/20121S16.1916.1916.198.077.92108.4728/04/2012White5S15.4215.4215.427.327.5494.6328/04/2012White
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment116.8615.1416.007.467.6098%99.8428/04/2012
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length12.5 mTable area0.55 m²Headroom1.83 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity162 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity100 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03290004S1P Issued on 03/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org