Double HandedInternational 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 Angles46.7°43.7°41.6°41.1°41.0°41.1°41.3°42.4°44.9°
Beat VMG2.133.043.674.034.194.254.274.213.97
52°3.364.655.485.976.196.276.316.306.13
60°3.634.925.746.216.436.526.576.596.50
75°3.905.235.986.426.676.816.896.966.97
90°4.165.516.306.656.816.977.127.337.43
110°4.055.576.466.887.117.337.547.887.94
120°3.945.476.426.907.247.537.758.228.52
135°3.474.926.046.707.117.497.918.699.23
150°2.884.175.246.126.697.057.388.158.95
Run VMG2.493.614.545.305.836.236.577.157.83
Gybe Angles139.9°143.9°147.8°149.7°154.0°159.4°162.8°160.2°158.4°
APH ToD:619.4CDL: 7.175APH ToT: 0.9688CertNo:09/02
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 Allowance0.280%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft exposedTypeFolding 3 bladesDiameter0.330m
CREW
Maximum weight200 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail29.1629.89Headsail Luffed23.2023.20Headsail FlyingSymmetricAsymmetric91.1591.15 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.50Storm Jib7.68Heavy Weather Jib20.74
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 66.7 kg·m Stability Index 97.1
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  04410004MBA Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational 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 VMG1689.61183.4981.2892.4858.5846.6843.7856.1906.2
52°1070.8773.7656.6602.6581.8574.0570.5571.2587.4
60°991.3732.2627.3579.5559.9552.1548.1546.1554.2
75°923.0688.4601.8560.7539.8528.6522.9517.0516.6
90°866.1653.0571.2541.4528.3516.4505.3491.1484.4
110°888.0646.1557.2523.3506.3491.2477.2457.0453.4
120°913.2658.5560.5521.6497.5478.1464.6437.8422.5
135°1036.9731.3596.5537.3506.7480.6455.1414.5390.0
150°1251.5863.7687.3588.1538.0510.9488.0442.0402.3
Run VMG1445.1997.3793.6679.1617.0577.7548.3503.4459.6
Selected Courses
Windward / Leeward1567.31090.4887.4785.7737.7712.1696.0679.8682.9
All purpose1176.3836.4696.3631.3600.8583.0570.5555.1555.3
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward767.70.7815
All purpose619.40.9688
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6500
Downwind "popa"0.8905
70% up, 30% down "Ilhabela"0.7073
30% up, 70% down "Ilhabela-inverso"0.8015
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Predominantly Upwind683.20.8782
Predominantly Downwind606.60.9892
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP645.10.9301 Predom. Rc High516.61.1615 5B SF Bay L/M822.90.7291 TriNum AP Low766.40.7829 Predom. Dn Low895.50.6700 5B SF Bay Med726.80.8255 TriNum AP Med614.50.9764 Predom. Dn L/M672.90.8916 5B SF Bay M/H681.80.8801 TriNum AP High567.81.0567 Predom. Dn Med589.11.0186 5B SF Bay High667.60.8987 TriNum W/L Low1036.60.5788 Predom. Dn M/H538.61.1140 5B AP Low839.10.7151 TriNum W/L Med759.80.7897 Predom. Dn High509.01.1787 5B AP L/M679.90.8825 TriNum W/L Hig694.00.8646 ChiMac Up Low845.20.7099 5B AP Med608.30.9864 Predom. Upwind713.50.8410 ChiMac Up Med771.10.7781 5B AP M/H572.61.0479 Predom. Reaching606.60.9892 ChiMac Up High687.00.8733 5B AP High557.81.0757 Predom. Downwind633.50.9471 ChiMac Off Low778.10.7711 5B W/L Low1158.90.5178 Predom. Up Low954.00.6289 ChiMac Off Med695.70.8624 5B W/L L/M859.30.6982 Predom. Up L/M736.10.8151 ChiMac Off High598.61.0024 5B W/L Med750.30.7996 Predom. Up Med665.10.9021 ChiMac AP Low807.20.7433 5B W/L M/H699.50.8577 Predom. Up M/H636.20.9432 ChiMac AP Med730.40.8215 5B W/L High683.10.8783 Predom. Up High631.20.9505 ChiMac AP High641.10.9359 W/L 60-40 Low1179.00.5089 Predom. Rc Low810.10.7406 BayMac Cove Island929.80.6453 W/L 60-40 L/M879.80.6820 Predom. Rc L/M631.60.9499 BayMac Shore923.10.6500 W/L 60-40 Med774.50.7747 Predom. Rc Med570.51.0518 Harvest Moon538.51.1142 W/L 60-40 M/H729.10.8229 Predom. Rc M/H535.41.1206 5B SF Bay Low982.70.6106 W/L 60-40 High719.00.8345      SA/DSPL Up19.65SA/DSPL Dn45.14
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance672.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating672.90.8916
FinRating, kevyt tuuli1135.30.8808
FinRating, kova tuuli561.50.8905
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8916
Triple Number Coastal/Long Distance Low0.7829
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0567
Triple Number Windward/Leeward Low0.6068
Triple Number Windward/Leeward Medium0.7897
Triple Number Windward/Leeward High0.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
For information
General Purpose Handicap (GPH)688.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Saronikos S All Purpose713.80.8406
Saronikos S Upwind817.60.7338
Saronikos S Downwind571.41.0501
Saronikos N All Purpose746.10.8042
Saronikos N Upwind855.30.7015
Saronikos N Downwind610.60.9826
Saronikos SW All Purpose709.60.8455
Saronikos SW Upwind829.40.7234
Saronikos SW Downwind573.81.0456
Saronikos NE All Purpose758.30.7912
Saronikos NE Upwind791.50.7581
Saronikos NE Downwind678.70.8841
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose645.10.9301
5-Band All Purpose Low919.20.6527
5-Band All Purpose L/M702.20.8544
5-Band All Purpose Med626.10.9583
5-Band All Purpose M/H587.01.0222
5-Band All Purpose High570.01.0527
Single Number Predominant Upwind682.20.8795
Single Number Predominant Reaching583.61.0281
Single Number Predominant Downwind607.30.9879
5-Band 50-50 Windward/Leeward Low1158.90.5178
5-Band 50-50 Windward/Leeward L/M859.30.6982
5-Band 50-50 Windward/Leeward Med750.30.7996
5-Band 50-50 Windward/Leeward M/H699.50.8577
5-Band 50-50 Windward/Leeward High683.10.8783
5-Band 60-40 Windward/Leeward Low1179.00.5089
5-Band 60-40 Windward/Leeward L/M879.80.6820
5-Band 60-40 Windward/Leeward Med774.50.7747
5-Band 60-40 Windward/Leeward M/H729.10.8229
5-Band 60-40 Windward/Leeward High719.00.8345
Triple Number 50-50 Windward/Leeward Low1036.60.5788
Triple Number 50-50 Windward/Leeward Med759.90.7896
Triple Number 50-50 Windward/Leeward High694.00.8646
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward792.10.7574
Triple Number 60-40 Windward/Leeward Low1056.10.5681
Triple Number 60-40 Windward/Leeward Med783.30.7660
Triple Number 60-40 Windward/Leeward High725.00.8276
Triple Number All-Purpose Low829.60.7232
Triple Number All-Purpose Med632.80.9482
Triple Number All-Purpose High581.71.0314
Triple Number Predominant Upwind Low868.10.6912
Triple Number Predominant Upwind Med673.10.8914
Triple Number Predominant Upwind High643.20.9329
Triple Number Predominant Reaching Low742.20.8084
Triple Number Predominant Reaching Med587.21.0218
Triple Number Predominant Reaching High518.81.1565
Triple Number Predominant Downwind Low805.10.7453
Triple Number Predominant Downwind Med595.01.0083
Triple Number Predominant Downwind High515.61.1637
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low766.4
Triple Number Coastal/Long Distance Medium614.4
Triple Number Coastal/Long Distance High567.8
Triple Number Windward/Leeward Low988.8
Triple Number Windward/Leeward Medium759.8
Triple Number Windward/Leeward High694.0
Predominantly Upwind683.2
Predominantly Downwind606.6
Predominantly Reaching587.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7829
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0567
Triple Number Windward/Leeward Low0.6068
Triple Number Windward/Leeward Medium0.7897
Triple Number Windward/Leeward High0.8646
Coastal/Long Distance0.8916
Predominantly Upwind0.8782
Predominantly Downwind0.9892
For information
General Purpose Handicap (GPH)688.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9688
Distanseseilas Trippeltall svak vind0.7829
Distanseseilas Trippeltall mellomvind0.9765
Distanseseilas Trippeltall sterk vind1.0567
Pølsebane Trippeltall svak vind0.6068
Pølsebane Trippeltall mellomvind0.7897
Pølsebane Trippeltall sterk vind0.8646
Motvind Singeltall0.8782
Medvind Singeltall0.9892
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Coastal/Long Distance672.90.8916
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind683.20.8782
Predominantly Downwind606.60.9892
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore682.00.8798
Cape Doctor Coastal555.31.0806
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7829
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0567
Triple Number Windward/Leeward Low0.6068
Triple Number Windward/Leeward Medium0.7897
Triple Number Windward/Leeward High0.8646
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7829
Triple Number Coastal/Long Distance Medium0.9765
Triple Number Coastal/Long Distance High1.0567
Triple Number Windward/Leeward Low0.6068
Triple Number Windward/Leeward Medium0.7897
Triple Number Windward/Leeward High0.8646
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Predominantly Upwind683.20.8782
Predominantly Downwind606.60.9892
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.90.8916
Triple Number Coastal/Long Distance Low766.40.7829
Triple Number Coastal/Long Distance Medium614.40.9765
Triple Number Coastal/Long Distance High567.81.0567
Triple Number Windward/Leeward Low988.80.6068
Triple Number Windward/Leeward Medium759.80.7897
Triple Number Windward/Leeward High694.00.8646
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1555.11081.1832.2708.6642.2605.3575.1524.4517.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP645.10.9301 Predom. Dn High509.01.1787 5B AP M/H572.61.0479 TriNum AP Low766.40.7829 Predom. Rc Low810.10.7406 5B AP High557.81.0757 TriNum AP Med614.50.9764 Predom. Rc L/M631.60.9499 5B SF Bay Low982.70.6106 TriNum AP High567.81.0567 Predom. Rc Med570.51.0518 5B SF Bay L/M822.90.7291 TriNum W/L Low1036.60.5788 Predom. Rc M/H535.41.1206 5B SF Bay Med726.80.8255 TriNum W/L Med759.80.7897 Predom. Rc High516.61.1615 5B SF Bay M/H681.80.8801 TriNum W/L Hig694.00.8646 5B W/L Low1158.90.5178 5B SF Bay High667.60.8987 Predom. Upwind713.50.8410 5B W/L L/M859.30.6982 ChiMac Up Low845.20.7099 Predom. Reaching606.60.9892 5B W/L Med750.30.7996 ChiMac Up Med771.10.7781 Predom. Downwind633.50.9471 5B W/L M/H699.50.8577 ChiMac Up High687.00.8733 Predom. Up Low954.00.6289 5B W/L High683.10.8783 ChiMac Off Low778.10.7711 Predom. Up L/M736.10.8151 W/L 60-40 Low1179.00.5089 ChiMac Off Med695.70.8624 Predom. Up Med665.10.9021 W/L 60-40 L/M879.80.6820 ChiMac Off High598.61.0024 Predom. Up M/H636.20.9432 W/L 60-40 Med774.50.7747 ChiMac AP Low807.20.7433 Predom. Up High631.20.9505 W/L 60-40 M/H729.10.8229 ChiMac AP Med730.40.8215 Predom. Dn Low895.50.6700 W/L 60-40 High719.00.8345 ChiMac AP High641.10.9359 Predom. Dn L/M672.90.8916 5B AP Low839.10.7151 BayMac Cove Island929.80.6453 Predom. Dn Med589.11.0186 5B AP L/M679.90.8825 BayMac Shore923.10.6500 Predom. Dn M/H538.61.1140 5B AP Med608.30.9864 Harvest Moon538.51.1142      SA/DSPL Up19.65SA/DSPL Dn45.14
ORC Ref  04410004MBA Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational 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 L8.299LSM08.135Accomod. length10.096Sink (kg/mm) 15.14
VCGD0.319VCGM0.310 RM Rated (kg·m) 66.7Limit of positive stability(°) 99.2 Stability Index 97.1 BLR index 0.0000Default crew weight170 Declared crew weight 200
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
P11.934IG12.358ISP13.669MDT10.122MDL10.200MDT20.122MDL20.200TLMW0.200GO0.210
E4.070J3.625BAS1.595FSD0.037SFJ0.210SPL3.450WPLTPS4.330BD0.135MWTMCG
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  04410004MBA Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational 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
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment114.4512.3213.398.377.38113%91.1522/06/20232023 black513.7512.9713.365.737.5376%67.8010/03/20262026 white312.7910.2311.516.026.5093%58.6606/05/20242024 red
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  04410004MBA Issued on 21/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org