Non Spin/HSFInternational Certificate2026
IRS CHALLENGERPOL 000NFJ
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
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 Angles46.2°43.4°41.7°41.4°41.4°41.7°42.1°43.4°46.3°
Beat VMG2.143.043.643.964.084.124.124.033.74
52°3.364.645.445.896.076.146.176.135.88
60°3.624.905.716.146.346.426.466.466.32
75°3.825.105.936.386.616.746.816.876.86
90°3.735.045.926.446.736.937.077.257.33
110°3.204.575.586.296.706.997.237.617.81
120°2.974.325.356.136.616.937.207.748.16
135°2.543.784.825.676.306.717.017.598.22
150°2.143.244.235.095.826.386.757.337.95
Run VMG1.852.803.684.485.225.876.397.047.63
Gybe Angles146.0°149.6°154.1°162.2°176.6°178.0°179.0°179.3°179.3°
APH ToD:660.8CDL: 6.995APH ToT: 0.9080CertNo:09/03
BOAT
ClassOPTIMA 101DesignerV.DE STADTBuilderDEHLERAge date01/1985Series date01/1985Offset fileOPTIMA101-POL15573.offData filePOL000NFJ
HULL
Length Overall10.096 mMaximum Beam3.406 mDraft1.736 mDisplacement4,319 kgDLR8.0221IMS DivisionCruiser/RacerDynamic Allowance0.360%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFolding 3 bladesDiameter0.330m
CREW
Maximum weight100 kg(declared)Minimum weight100 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail29.1629.90Headsail Luffed23.2023.20Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail8.50Storm Jib7.68Heavy Weather Jib20.74
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 66.7 kg·m Stability Index 97.9
COMMENTS
ze szprycbudą new mast and boom
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  04410004MBB Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
IRS CHALLENGERPOL 000NFJ
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
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 VMG1684.71185.2990.3909.9882.4873.8873.5892.8962.0
52°1071.3776.5661.4611.3593.2586.1583.6587.4612.5
60°993.9735.2631.0585.9567.7560.7557.3556.9569.9
75°941.7705.7607.2564.2544.3534.0528.9523.9524.6
90°965.3714.2608.2559.3534.6519.6509.3496.8491.1
110°1124.5788.1645.2572.5536.9515.1498.0473.0460.7
120°1211.2834.1672.7587.2544.4519.3499.9465.0440.9
135°1420.0951.8746.3635.0571.1536.2513.2474.3438.1
150°1685.41112.7850.4706.8618.2564.5533.0491.4452.8
Run VMG1946.11284.9978.1803.7689.8612.9563.7511.2472.1
Selected Courses
Windward / Leeward1815.41235.0984.2856.8786.1743.4718.6702.0717.0
All purpose1355.6942.6766.9679.9635.0609.8595.0580.6584.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward823.00.7291
All purpose660.80.9080
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6356
Downwind "popa"0.7715
70% up, 30% down "Ilhabela"0.6711
30% up, 70% down "Ilhabela-inverso"0.7250
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Predominantly Upwind714.50.8397
Predominantly Downwind671.90.8930
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP690.30.8691 Predom. Rc High541.81.1075 5B SF Bay L/M901.10.6658 TriNum AP Low854.70.7020 Predom. Dn Low1089.30.5508 5B SF Bay Med776.30.7729 TriNum AP Med654.70.9164 Predom. Dn L/M774.90.7742 5B SF Bay M/H713.50.8409 TriNum AP High593.31.0113 Predom. Dn Med644.60.9308 5B SF Bay High699.70.8575 TriNum W/L Low1167.40.5139 Predom. Dn M/H570.11.0524 5B AP Low965.30.6216 TriNum W/L Med815.40.7358 Predom. Dn High537.61.1161 5B AP L/M742.60.8080 TriNum W/L Hig718.60.8350 ChiMac Up Low894.60.6707 5B AP Med645.90.9290 Predom. Upwind747.10.8031 ChiMac Up Med811.30.7395 5B AP M/H598.41.0026 Predom. Reaching655.60.9151 ChiMac Up High717.70.8360 5B AP High583.71.0278 Predom. Downwind710.50.8444 ChiMac Off Low919.40.6526 5B W/L Low1317.40.4554 Predom. Up Low1017.30.5898 ChiMac Off Med799.80.7502 5B W/L L/M947.00.6336 Predom. Up L/M774.30.7749 ChiMac Off High661.40.9072 5B W/L Med801.50.7486 Predom. Up Med692.10.8669 ChiMac AP Low900.20.6665 5B W/L M/H725.70.8268 Predom. Up M/H659.10.9103 ChiMac AP Med800.50.7495 5B W/L High707.50.8481 Predom. Up High657.40.9126 ChiMac AP High686.20.8744 W/L 60-40 Low1306.20.4593 Predom. Rc Low928.70.6461 BayMac Cove Island1048.80.5721 W/L 60-40 L/M952.50.6299 Predom. Rc L/M694.20.8643 BayMac Shore1036.90.5786 W/L 60-40 Med819.90.7318 Predom. Rc Med605.50.9910 Harvest Moon570.01.0526 W/L 60-40 M/H756.10.7936 Predom. Rc M/H560.01.0714 5B SF Bay Low1095.60.5476 W/L 60-40 High746.30.8040      SA/DSPL Up19.65SA/DSPL Dn19.65
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance721.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating721.70.8314
FinRating, kevyt tuuli1301.20.7685
FinRating, kova tuuli586.80.8520
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8314
Triple Number Coastal/Long Distance Low0.7020
Triple Number Coastal/Long Distance Medium0.9165
Triple Number Coastal/Long Distance High1.0113
Triple Number Windward/Leeward Low0.5407
Triple Number Windward/Leeward Medium0.7358
Triple Number Windward/Leeward High0.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
For information
General Purpose Handicap (GPH)742.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Saronikos S All Purpose746.50.8038
Saronikos S Upwind832.70.7206
Saronikos S Downwind649.30.9241
Saronikos N All Purpose801.60.7485
Saronikos N Upwind874.30.6863
Saronikos N Downwind724.30.8284
Saronikos SW All Purpose752.00.7979
Saronikos SW Upwind844.40.7105
Saronikos SW Downwind669.40.8963
Saronikos NE All Purpose836.60.7172
Saronikos NE Upwind814.10.7370
Saronikos NE Downwind832.80.7205
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose690.30.8691
5-Band All Purpose Low1044.80.5742
5-Band All Purpose L/M770.30.7789
5-Band All Purpose Med665.70.9012
5-Band All Purpose M/H612.70.9793
5-Band All Purpose High595.81.0071
Single Number Predominant Upwind712.00.8427
Single Number Predominant Reaching625.90.9586
Single Number Predominant Downwind673.80.8905
5-Band 50-50 Windward/Leeward Low1317.40.4554
5-Band 50-50 Windward/Leeward L/M947.00.6336
5-Band 50-50 Windward/Leeward Med801.50.7486
5-Band 50-50 Windward/Leeward M/H725.70.8268
5-Band 50-50 Windward/Leeward High707.50.8481
5-Band 60-40 Windward/Leeward Low1306.20.4593
5-Band 60-40 Windward/Leeward L/M952.50.6299
5-Band 60-40 Windward/Leeward Med819.90.7318
5-Band 60-40 Windward/Leeward M/H756.10.7936
5-Band 60-40 Windward/Leeward High746.30.8040
Triple Number 50-50 Windward/Leeward Low1167.40.5139
Triple Number 50-50 Windward/Leeward Med815.60.7357
Triple Number 50-50 Windward/Leeward High718.60.8350
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward840.70.7137
Triple Number 60-40 Windward/Leeward Low1161.80.5164
Triple Number 60-40 Windward/Leeward Med832.20.7210
Triple Number 60-40 Windward/Leeward High751.00.7989
Triple Number All-Purpose Low933.20.6430
Triple Number All-Purpose Med675.60.8881
Triple Number All-Purpose High606.90.9887
Triple Number Predominant Upwind Low928.20.6464
Triple Number Predominant Upwind Med702.10.8545
Triple Number Predominant Upwind High665.30.9018
Triple Number Predominant Reaching Low838.00.7160
Triple Number Predominant Reaching Med625.10.9598
Triple Number Predominant Reaching High543.21.1045
Triple Number Predominant Downwind Low960.60.6246
Triple Number Predominant Downwind Med658.40.9113
Triple Number Predominant Downwind High547.01.0970
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low854.7
Triple Number Coastal/Long Distance Medium654.7
Triple Number Coastal/Long Distance High593.3
Triple Number Windward/Leeward Low1109.7
Triple Number Windward/Leeward Medium815.4
Triple Number Windward/Leeward High718.6
Predominantly Upwind714.5
Predominantly Downwind671.9
Predominantly Reaching638.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7020
Triple Number Coastal/Long Distance Medium0.9165
Triple Number Coastal/Long Distance High1.0113
Triple Number Windward/Leeward Low0.5407
Triple Number Windward/Leeward Medium0.7358
Triple Number Windward/Leeward High0.8350
Coastal/Long Distance0.8314
Predominantly Upwind0.8397
Predominantly Downwind0.8930
For information
General Purpose Handicap (GPH)742.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9080
Distanseseilas Trippeltall svak vind0.7020
Distanseseilas Trippeltall mellomvind0.9165
Distanseseilas Trippeltall sterk vind1.0113
Pølsebane Trippeltall svak vind0.5407
Pølsebane Trippeltall mellomvind0.7358
Pølsebane Trippeltall sterk vind0.8350
Motvind Singeltall0.8397
Medvind Singeltall0.8930
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Coastal/Long Distance721.70.8314
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind714.50.8397
Predominantly Downwind671.90.8930
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore712.50.8421
Cape Doctor Coastal583.31.0286
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7020
Triple Number Coastal/Long Distance Medium0.9165
Triple Number Coastal/Long Distance High1.0113
Triple Number Windward/Leeward Low0.5407
Triple Number Windward/Leeward Medium0.7358
Triple Number Windward/Leeward High0.8350
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7020
Triple Number Coastal/Long Distance Medium0.9165
Triple Number Coastal/Long Distance High1.0113
Triple Number Windward/Leeward Low0.5407
Triple Number Windward/Leeward Medium0.7358
Triple Number Windward/Leeward High0.8350
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Predominantly Upwind714.50.8397
Predominantly Downwind671.90.8930
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance721.70.8314
Triple Number Coastal/Long Distance Low854.70.7020
Triple Number Coastal/Long Distance Medium654.70.9165
Triple Number Coastal/Long Distance High593.31.0113
Triple Number Windward/Leeward Low1109.70.5407
Triple Number Windward/Leeward Medium815.40.7358
Triple Number Windward/Leeward High718.60.8350
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1828.51240.0925.5769.4681.2633.7598.9544.4539.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP690.30.8691 Predom. Dn High537.61.1161 5B AP M/H598.41.0026 TriNum AP Low854.70.7020 Predom. Rc Low928.70.6461 5B AP High583.71.0278 TriNum AP Med654.70.9164 Predom. Rc L/M694.20.8643 5B SF Bay Low1095.60.5476 TriNum AP High593.31.0113 Predom. Rc Med605.50.9910 5B SF Bay L/M901.10.6658 TriNum W/L Low1167.40.5139 Predom. Rc M/H560.01.0714 5B SF Bay Med776.30.7729 TriNum W/L Med815.40.7358 Predom. Rc High541.81.1075 5B SF Bay M/H713.50.8409 TriNum W/L Hig718.60.8350 5B W/L Low1317.40.4554 5B SF Bay High699.70.8575 Predom. Upwind747.10.8031 5B W/L L/M947.00.6336 ChiMac Up Low894.60.6707 Predom. Reaching655.60.9151 5B W/L Med801.50.7486 ChiMac Up Med811.30.7395 Predom. Downwind710.50.8444 5B W/L M/H725.70.8268 ChiMac Up High717.70.8360 Predom. Up Low1017.30.5898 5B W/L High707.50.8481 ChiMac Off Low919.40.6526 Predom. Up L/M774.30.7749 W/L 60-40 Low1306.20.4593 ChiMac Off Med799.80.7502 Predom. Up Med692.10.8669 W/L 60-40 L/M952.50.6299 ChiMac Off High661.40.9072 Predom. Up M/H659.10.9103 W/L 60-40 Med819.90.7318 ChiMac AP Low900.20.6665 Predom. Up High657.40.9126 W/L 60-40 M/H756.10.7936 ChiMac AP Med800.50.7495 Predom. Dn Low1089.30.5508 W/L 60-40 High746.30.8040 ChiMac AP High686.20.8744 Predom. Dn L/M774.90.7742 5B AP Low965.30.6216 BayMac Cove Island1048.80.5721 Predom. Dn Med644.60.9308 5B AP L/M742.60.8080 BayMac Shore1036.90.5786 Predom. Dn M/H570.11.0524 5B AP Med645.90.9290 Harvest Moon570.01.0526      SA/DSPL Up19.65SA/DSPL Dn19.65
ORC Ref  04410004MBB Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
IRS CHALLENGERPOL 000NFJ
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassOPTIMA 101Measurement18/04/2026HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.096Maximum beam3.406Draft1.736Displacement4,319Wetted area21.03IMS L8.262LSM08.135Accomod. length10.096Sink (kg/mm) 15.14
VCGD0.319VCGM0.310 RM Rated (kg·m) 66.7Limit of positive stability(°) 99.9 Stability Index 97.9 BLR index 0.0000Default crew weight513 Declared crew weight 100
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.330PBW0.094PIPA0.0059
PSD0.025PHD0.086PHL0.090
PSA18.0°ESL0.770
ST10.029ST20.100ST30.100
ST40.045ST50.185
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P11.934IG12.358ISPMDT10.122MDL10.200MDT20.122MDL20.200TLMW0.200GO0.210
E4.070J3.625BAS1.595FSD0.037SFJ0.210SPL3.450WPLTPSBD0.135MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date20/04/2023Measurer3/ORC
SFFP0.659FFM1.155FF1.161LCFcl5.605SG1.0010
SAFP9.114FAM0.862FA0.876LCFsh5.856HBI1.008
W163.6W263.6W363.6W463.6LCFD
PD1308.4PD2308.2PD3308.9PD4308.5
WD4.160PLM9000.00GSA1.0RSA1.0RM67.5
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG2Diesel ssFuel60607.250.001Water plastic CLWater10002.350.00Total deductible507.250.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG3Battery105 Ah STB265.300.002Battery90 Ah STB224.850.001Battery92 Ah STB244.450.001Engine (IC)Beta Marine 30Total deductible0
ORC Ref  04410004MBB Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFInternational Certificate2026
IRS CHALLENGERPOL 000NFJ
Polski Związek Żeglarski
al. ks. J.Poniatowskiego 1
03-901 Warszawa, Polska
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.140.811.482.653.5429.1623/04/2025202510.130.721.332.413.2627.1325/05/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment50.100.591.112.103.114.0511.10YesNo 23.2023/04/2025202540.080.470.911.752.593.4411.11YesNo 19.4006/05/2022202220.070.400.761.562.523.539.75NoNo 16.2725/05/202130.110.450.851.572.303.069.70YesNo 15.2106/05/20242024st.jib0.070.922.146.53NoNo 6.9210/04/2026
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.1 mTable area0.44 m²Headroom1.71 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity82 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity52 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04410004MBB Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org