Double HandedInternational Certificate2026
FirestormGBR 8532R
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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°42.8°40.9°39.7°39.0°38.9°38.9°39.3°41.0°
Beat VMG2.453.484.224.674.864.955.005.014.86
52°3.835.276.246.766.987.087.147.197.11
60°4.115.546.486.977.197.297.367.437.39
75°4.325.756.687.137.407.577.687.827.87
90°4.486.026.947.367.587.737.928.228.40
110°4.335.957.007.527.858.138.438.919.21
120°4.185.846.937.507.948.348.649.3510.08
135°3.715.276.487.227.718.198.709.9711.38
150°3.074.455.606.567.217.648.058.9910.73
Run VMG2.663.854.855.686.286.707.087.819.30
Gybe Angles139.7°143.3°147.4°150.1°153.0°157.3°160.6°155.7°143.3°
APH ToD:554.4CDL: 8.833APH ToT: 1.0823CertNo:28161
BOAT
ClassJ-109DesignerJohnstoneBuilderJ-BoatsAge date02/2006Series date01/2001Offset fileJ109.offData fileGBR8532R
HULL
Length Overall10.757 mMaximum Beam3.524 mDraft2.146 mDisplacement5,146 kgDLR6.2683IMS DivisionCruiser/RacerDynamic Allowance0.190%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.410m
CREW
Maximum weight175 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.2638.07Headsail Luffed30.1330.13Headsail FlyingSymmetricAsymmetric108.42108.42 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail10.91Storm Jib10.33Heavy Weather Jib27.88
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 123.9 kg·m Stability Index 122.1
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  04310004QJ6 Issued on 20/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
FirestormGBR 8532R
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1470.31035.4853.4770.9740.2726.8720.1718.0741.4
52°939.4683.3577.1532.6515.9508.7504.4500.6506.7
60°875.7649.9555.8516.7500.8493.8489.3484.7487.0
75°833.4625.7539.2504.9486.5475.4469.0460.6457.6
90°803.6598.2519.1489.2475.0465.6454.3438.0428.4
110°831.1604.8514.1478.7458.8442.7427.0404.0390.9
120°861.8616.6519.2479.7453.6431.9416.5385.2357.0
135°970.9682.9555.9498.4466.8439.7413.6361.0316.2
150°1172.3809.1642.8548.9499.3471.2447.0400.4335.4
Run VMG1353.6934.2742.2633.7573.5537.1508.5461.0387.3
Selected Courses
Windward / Leeward1412.0984.8797.8702.3656.8632.0614.3589.5564.3
All purpose1066.3758.6628.0567.1537.9520.1506.2484.7468.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward683.80.8774
All purpose554.41.0823
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7547
Downwind "popa"0.9567
70% up, 30% down "Ilhabela"0.8058
30% up, 70% down "Ilhabela-inverso"0.8856
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Predominantly Upwind604.20.9930
Predominantly Downwind552.91.0852
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP576.71.0404 Predom. Rc High453.11.3243 5B SF Bay L/M736.20.8150 TriNum AP Low693.30.8654 Predom. Dn Low824.70.7276 5B SF Bay Med645.50.9295 TriNum AP Med550.71.0895 Predom. Dn L/M616.60.9730 5B SF Bay M/H598.51.0025 TriNum AP High501.61.1962 Predom. Dn Med536.61.1182 5B SF Bay High573.31.0465 TriNum W/L Low933.80.6425 Predom. Dn M/H485.81.2351 5B AP Low765.30.7840 TriNum W/L Med677.50.8856 Predom. Dn High448.21.3387 5B AP L/M612.50.9796 TriNum W/L Hig609.40.9845 ChiMac Up Low750.80.7991 5B AP Med544.61.1018 Predom. Upwind629.70.9528 ChiMac Up Med682.70.8789 5B AP M/H507.61.1821 Predom. Reaching546.41.0981 ChiMac Up High604.00.9933 5B AP High485.51.2358 Predom. Downwind576.41.0409 ChiMac Off Low714.50.8397 5B W/L Low1044.90.5742 Predom. Up Low849.90.7059 ChiMac Off Med636.40.9428 5B W/L L/M770.90.7783 Predom. Up L/M653.30.9184 ChiMac Off High542.71.1056 5B W/L Med668.40.8977 Predom. Up Med587.81.0207 ChiMac AP Low728.90.8232 5B W/L M/H616.70.9730 Predom. Up M/H557.71.0758 ChiMac AP Med657.00.9133 5B W/L High589.41.0179 Predom. Up High544.21.1025 ChiMac AP High572.01.0490 W/L 60-40 Low1055.60.5684 Predom. Rc Low738.70.8122 BayMac Cove Island838.30.7157 W/L 60-40 L/M783.60.7657 Predom. Rc L/M572.31.0484 BayMac Shore831.80.7213 W/L 60-40 Med684.80.8761 Predom. Rc Med514.11.1671 Harvest Moon486.01.2345 W/L 60-40 M/H637.90.9407 Predom. Rc M/H478.51.2540 5B SF Bay Low884.10.6787 W/L 60-40 High616.00.9740      SA/DSPL Up22.49SA/DSPL Dn48.61
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance602.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating602.10.9964
FinRating, kevyt tuuli1026.30.9744
FinRating, kova tuuli487.71.0252
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9964
Triple Number Coastal/Long Distance Low0.8654
Triple Number Coastal/Long Distance Medium1.0896
Triple Number Coastal/Long Distance High1.1962
Triple Number Windward/Leeward Low0.6732
Triple Number Windward/Leeward Medium0.8856
Triple Number Windward/Leeward High0.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
For information
General Purpose Handicap (GPH)618.0
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Saronikos S All Purpose632.70.9483
Saronikos S Upwind716.80.8371
Saronikos S Downwind524.11.1449
Saronikos N All Purpose662.50.9057
Saronikos N Upwind748.60.8015
Saronikos N Downwind566.01.0600
Saronikos SW All Purpose631.30.9504
Saronikos SW Upwind731.50.8203
Saronikos SW Downwind526.01.1407
Saronikos NE All Purpose680.00.8824
Saronikos NE Upwind699.40.8579
Saronikos NE Downwind630.40.9518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose576.71.0404
5-Band All Purpose Low832.70.7206
5-Band All Purpose L/M632.90.9480
5-Band All Purpose Med561.31.0690
5-Band All Purpose M/H521.51.1505
5-Band All Purpose High496.51.2084
Single Number Predominant Upwind603.20.9947
Single Number Predominant Reaching526.31.1401
Single Number Predominant Downwind553.71.0836
5-Band 50-50 Windward/Leeward Low1044.90.5742
5-Band 50-50 Windward/Leeward L/M770.90.7783
5-Band 50-50 Windward/Leeward Med668.40.8977
5-Band 50-50 Windward/Leeward M/H616.70.9730
5-Band 50-50 Windward/Leeward High589.41.0179
5-Band 60-40 Windward/Leeward Low1055.60.5684
5-Band 60-40 Windward/Leeward L/M783.60.7657
5-Band 60-40 Windward/Leeward Med684.80.8761
5-Band 60-40 Windward/Leeward M/H637.90.9407
5-Band 60-40 Windward/Leeward High616.00.9740
Triple Number 50-50 Windward/Leeward Low933.80.6425
Triple Number 50-50 Windward/Leeward Med677.60.8855
Triple Number 50-50 Windward/Leeward High609.40.9845
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward700.40.8567
Triple Number 60-40 Windward/Leeward Low944.80.6350
Triple Number 60-40 Windward/Leeward Med693.40.8653
Triple Number 60-40 Windward/Leeward High631.70.9498
Triple Number All-Purpose Low750.70.7993
Triple Number All-Purpose Med567.81.0567
Triple Number All-Purpose High514.91.1654
Triple Number Predominant Upwind Low774.10.7751
Triple Number Predominant Upwind Med595.41.0077
Triple Number Predominant Upwind High560.51.0704
Triple Number Predominant Reaching Low674.90.8891
Triple Number Predominant Reaching Med528.71.1349
Triple Number Predominant Reaching High462.31.2978
Triple Number Predominant Downwind Low739.70.8111
Triple Number Predominant Downwind Med544.01.1028
Triple Number Predominant Downwind High465.01.2903
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low693.3
Triple Number Coastal/Long Distance Medium550.7
Triple Number Coastal/Long Distance High501.6
Triple Number Windward/Leeward Low891.3
Triple Number Windward/Leeward Medium677.5
Triple Number Windward/Leeward High609.4
Predominantly Upwind604.2
Predominantly Downwind552.9
Predominantly Reaching532.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8654
Triple Number Coastal/Long Distance Medium1.0896
Triple Number Coastal/Long Distance High1.1962
Triple Number Windward/Leeward Low0.6732
Triple Number Windward/Leeward Medium0.8856
Triple Number Windward/Leeward High0.9845
Coastal/Long Distance0.9964
Predominantly Upwind0.9930
Predominantly Downwind1.0852
For information
General Purpose Handicap (GPH)618.0
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0823
Distanseseilas Trippeltall svak vind0.8654
Distanseseilas Trippeltall mellomvind1.0896
Distanseseilas Trippeltall sterk vind1.1962
Pølsebane Trippeltall svak vind0.6732
Pølsebane Trippeltall mellomvind0.8856
Pølsebane Trippeltall sterk vind0.9845
Motvind Singeltall0.9930
Medvind Singeltall1.0852
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Coastal/Long Distance602.10.9964
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind604.20.9930
Predominantly Downwind552.91.0852
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore571.91.0492
Cape Doctor Coastal473.01.2686
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8654
Triple Number Coastal/Long Distance Medium1.0896
Triple Number Coastal/Long Distance High1.1962
Triple Number Windward/Leeward Low0.6732
Triple Number Windward/Leeward Medium0.8856
Triple Number Windward/Leeward High0.9845
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8654
Triple Number Coastal/Long Distance Medium1.0896
Triple Number Coastal/Long Distance High1.1962
Triple Number Windward/Leeward Low0.6732
Triple Number Windward/Leeward Medium0.8856
Triple Number Windward/Leeward High0.9845
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Predominantly Upwind604.20.9930
Predominantly Downwind552.91.0852
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance602.10.9964
Triple Number Coastal/Long Distance Low693.30.8654
Triple Number Coastal/Long Distance Medium550.71.0896
Triple Number Coastal/Long Distance High501.61.1962
Triple Number Windward/Leeward Low891.30.6732
Triple Number Windward/Leeward Medium677.50.8856
Triple Number Windward/Leeward High609.40.9845
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1406.2979.8750.1635.3573.6539.7511.2463.0443.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP576.71.0404 Predom. Dn High448.21.3387 5B AP M/H507.61.1821 TriNum AP Low693.30.8654 Predom. Rc Low738.70.8122 5B AP High485.51.2358 TriNum AP Med550.71.0895 Predom. Rc L/M572.31.0484 5B SF Bay Low884.10.6787 TriNum AP High501.61.1962 Predom. Rc Med514.11.1671 5B SF Bay L/M736.20.8150 TriNum W/L Low933.80.6425 Predom. Rc M/H478.51.2540 5B SF Bay Med645.50.9295 TriNum W/L Med677.50.8856 Predom. Rc High453.11.3243 5B SF Bay M/H598.51.0025 TriNum W/L Hig609.40.9845 5B W/L Low1044.90.5742 5B SF Bay High573.31.0465 Predom. Upwind629.70.9528 5B W/L L/M770.90.7783 ChiMac Up Low750.80.7991 Predom. Reaching546.41.0981 5B W/L Med668.40.8977 ChiMac Up Med682.70.8789 Predom. Downwind576.41.0409 5B W/L M/H616.70.9730 ChiMac Up High604.00.9933 Predom. Up Low849.90.7059 5B W/L High589.41.0179 ChiMac Off Low714.50.8397 Predom. Up L/M653.30.9184 W/L 60-40 Low1055.60.5684 ChiMac Off Med636.40.9428 Predom. Up Med587.81.0207 W/L 60-40 L/M783.60.7657 ChiMac Off High542.71.1056 Predom. Up M/H557.71.0758 W/L 60-40 Med684.80.8761 ChiMac AP Low728.90.8232 Predom. Up High544.21.1025 W/L 60-40 M/H637.90.9407 ChiMac AP Med657.00.9133 Predom. Dn Low824.70.7276 W/L 60-40 High616.00.9740 ChiMac AP High572.01.0490 Predom. Dn L/M616.60.9730 5B AP Low765.30.7840 BayMac Cove Island838.30.7157 Predom. Dn Med536.61.1182 5B AP L/M612.50.9796 BayMac Shore831.80.7213 Predom. Dn M/H485.81.2351 5B AP Med544.61.1018 Harvest Moon486.01.2345      SA/DSPL Up22.49SA/DSPL Dn48.61
ORC Ref  04310004QJ6 Issued on 20/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
FirestormGBR 8532R
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-109Measurement27/10/2011HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.757Maximum beam3.524Draft2.146Displacement5,146Wetted area24.84IMS L9.527LSM09.363Accomod. length10.757Sink (kg/mm) 18.35
VCGD-0.004VCGM-0.039 RM Rated (kg·m) 123.9Limit of positive stability(°) 122.3 Stability Index 122.1 BLR index 0.0000Default crew weight170 Declared crew weight 175
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.410PBW0.110PIPA0.0038
EDL1.970ST10.065ST20.180
ST30.180ST40.110ST50.308
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P13.180IG14.240ISP14.890MDT10.106MDL10.188MDT20.106MDL20.165TL1.300MW0.165GO0.202
E4.730J4.080BAS1.640FSD0.000SFJ0.000SPLWPLTPS5.670BDMWT160.60MCG4.700
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date14/04/2022Measurer65
SFFP0.420FFM1.242FF1.242LCFcl5.917SG1.0220
SAFP10.254FAM1.001FA1.003LCFsh6.169HBI1.095
W180.0W280.0W380.0W480.0LCFD5.710
PD1235.2PD2229.8PD3231.7PD4228.9
WD4.500PLM9000.00GSA1.0RSA1.0RM122.5
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG1FixedBallast for IRC1005.870.000.00Fixed Ballast Total100
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG2Water9605.801Fuel8588.10Total deductible78.10
OTHER ITEMSIdKindDescriptionWeightLCGVCG#MiscellaneousNo forward cabin door and mattresses3.501MiscellaneousVolvo D1-30Total deductible
ORC Ref  04310004QJ6 Issued on 20/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
FirestormGBR 8532R
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMS10.171.021.803.073.9737.262022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ30.100.621.162.203.204.1014.00NoNo 30.132022J40.100.480.891.802.793.8213.12NoNo 24.4516/01/2002JS10.070.470.881.702.553.4612.97NoNo 22.3605/07/2021
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA217.1013.4415.278.608.20105%108.4214/04/20222024A416.5913.9515.278.108.08100%103.0223/05/2019A516.3113.9815.157.198.3586%93.6727/10/2011A015.8514.3515.105.557.3975%74.4703/05/2020
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.8 mTable area0.55 m²Headroom1.75 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity120 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity66 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04310004QJ6 Issued on 20/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org