Club Certificate2026
IRIDANOSGRE-21
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
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 Angles46.8°43.9°41.7°40.7°40.4°40.4°40.4°40.5°41.5°
Beat VMG1.932.783.383.814.154.394.524.574.48
52°3.054.265.055.636.086.396.586.686.66
60°3.284.495.275.866.306.606.786.916.92
75°3.444.655.456.096.506.796.997.247.33
90°3.564.895.846.526.917.137.257.437.71
110°3.665.025.996.657.047.337.628.058.25
120°3.534.885.866.577.017.347.658.178.56
135°3.134.455.446.256.817.187.538.178.69
150°2.613.844.855.696.386.867.207.868.45
Run VMG2.263.324.214.965.646.206.657.307.90
Gybe Angles143.3°148.0°152.3°154.6°160.1°164.4°170.9°177.2°177.2°
APH ToD:637.0CDL: 7.247APH ToT: 0.9420CertNo:00530
BOAT
ClassDUFOUR 35DesignerMICHEL DUFOURBuilderMICHEL DUFOUR S.A.Age date01/1979Series date01/1972Offset fileG1043.BOFData fileGR21
HULL
Length Overall10.494 mMaximum Beam3.458 mDraft1.934 mDisplacement7,055 kgDLR11.3457IMS DivisionCruiser/RacerDynamic Allowance0.630%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationShaft non exposedTypeFeathering 3 bladesDiameter0.480m
CREW
Maximum weight300 kg(declared)Minimum weight170 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail29.8130.22Headsail Luffed24.9924.99Headsail FlyingSymmetric93.4193.41Asymmetric71.4771.47 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail9.08Storm Jib10.25Heavy Weather Jib27.66
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 140.1 kg·m Stability Index 129.8
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  03420004K42 Issued on 02/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
IRIDANOSGRE-21
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
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 VMG1868.31294.21064.0944.1867.1820.4796.1787.5803.0
52°1182.1846.0713.5639.7591.8563.1547.3539.1540.5
60°1096.7802.1682.9613.8571.4545.2531.0521.1519.9
75°1047.0774.9660.2590.9553.5530.0515.2497.4491.2
90°1010.5736.9616.6552.2521.0504.7496.7484.5467.2
110°983.2716.6601.0541.4511.6490.8472.4447.3436.3
120°1018.7738.3614.5547.9513.6490.3470.4440.6420.7
135°1151.1808.8661.6576.1528.9501.3478.4440.4414.5
150°1379.2938.0742.8632.2564.6525.0499.8457.7426.1
Run VMG1592.61083.1855.7725.8638.3580.8541.4493.1455.7
Selected Courses
Windward / Leeward1730.51188.6959.9834.9752.7700.6668.7640.3629.4
All purpose1308.0919.9756.2666.6612.1579.0558.0535.7525.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward787.20.7622
All purpose637.00.9420
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6389
Downwind "popa"0.8540
70% up, 30% down "Ilhabela"0.6912
30% up, 70% down "Ilhabela-inverso"0.7757
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Predominantly Upwind702.90.8537
Predominantly Downwind633.60.9470
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP660.30.9087 Predom. Rc High508.01.1812 5B SF Bay L/M881.20.6809 TriNum AP Low838.10.7159 Predom. Dn Low986.10.6085 5B SF Bay Med744.90.8055 TriNum AP Med634.10.9463 Predom. Dn L/M722.60.8304 5B SF Bay M/H662.60.9055 TriNum AP High554.91.0813 Predom. Dn Med608.50.9860 5B SF Bay High633.00.9478 TriNum W/L Low1127.40.5322 Predom. Dn M/H538.51.1143 5B AP Low925.50.6483 TriNum W/L Med784.30.7650 Predom. Dn High504.21.1900 5B AP L/M727.50.8248 TriNum W/L Hig666.10.9008 ChiMac Up Low913.10.6571 5B AP Med623.10.9629 Predom. Upwind734.50.8169 ChiMac Up Med813.80.7373 5B AP M/H562.41.0669 Predom. Reaching630.20.9521 ChiMac Up High698.90.8585 5B AP High537.81.1157 Predom. Downwind662.50.9057 ChiMac Off Low843.50.7113 5B W/L Low1266.90.4736 Predom. Up Low1049.50.5717 ChiMac Off Med740.80.8099 5B W/L L/M918.90.6529 Predom. Up L/M787.00.7624 ChiMac Off High620.40.9670 5B W/L Med768.00.7813 Predom. Up Med677.90.8851 ChiMac AP Low873.50.6869 5B W/L M/H676.40.8870 Predom. Up M/H616.70.9730 ChiMac AP Med773.70.7755 5B W/L High643.30.9326 Predom. Up High598.01.0033 ChiMac AP High657.30.9128 W/L 60-40 Low1289.60.4653 Predom. Rc Low898.80.6675 BayMac Cove Island1007.10.5958 W/L 60-40 L/M940.50.6380 Predom. Rc L/M675.50.8882 BayMac Shore1000.10.6000 W/L 60-40 Med790.90.7586 Predom. Rc Med583.21.0288 Harvest Moon548.51.0939 W/L 60-40 M/H702.10.8546 Predom. Rc M/H531.31.1293 5B SF Bay Low1073.30.5590 W/L 60-40 High673.00.8915      SA/DSPL Up14.80SA/DSPL Dn33.28
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance693.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating693.70.8650
FinRating, kevyt tuuli1245.70.8028
FinRating, kova tuuli541.60.9232
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8650
Triple Number Coastal/Long Distance Low0.7159
Triple Number Coastal/Long Distance Medium0.9464
Triple Number Coastal/Long Distance High1.0813
Triple Number Windward/Leeward Low0.5585
Triple Number Windward/Leeward Medium0.7650
Triple Number Windward/Leeward High0.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
For information
General Purpose Handicap (GPH)718.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Saronikos S All Purpose747.60.8026
Saronikos S Upwind865.50.6933
Saronikos S Downwind596.61.0057
Saronikos N All Purpose776.90.7723
Saronikos N Upwind899.30.6672
Saronikos N Downwind653.00.9188
Saronikos SW All Purpose756.40.7933
Saronikos SW Upwind892.40.6724
Saronikos SW Downwind609.30.9848
Saronikos NE All Purpose802.30.7478
Saronikos NE Upwind838.10.7159
Saronikos NE Downwind736.50.8146
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose660.30.9087
5-Band All Purpose Low1012.70.5925
5-Band All Purpose L/M751.60.7983
5-Band All Purpose Med641.10.9358
5-Band All Purpose M/H576.61.0405
5-Band All Purpose High550.71.0895
Single Number Predominant Upwind702.20.8544
Single Number Predominant Reaching604.30.9929
Single Number Predominant Downwind633.60.9470
5-Band 50-50 Windward/Leeward Low1266.90.4736
5-Band 50-50 Windward/Leeward L/M918.90.6529
5-Band 50-50 Windward/Leeward Med768.00.7813
5-Band 50-50 Windward/Leeward M/H676.40.8870
5-Band 50-50 Windward/Leeward High643.30.9326
5-Band 60-40 Windward/Leeward Low1289.60.4653
5-Band 60-40 Windward/Leeward L/M940.50.6380
5-Band 60-40 Windward/Leeward Med790.90.7586
5-Band 60-40 Windward/Leeward M/H702.10.8546
5-Band 60-40 Windward/Leeward High673.00.8915
Triple Number 50-50 Windward/Leeward Low1127.40.5322
Triple Number 50-50 Windward/Leeward Med784.50.7649
Triple Number 50-50 Windward/Leeward High666.00.9008
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward810.40.7404
Triple Number 60-40 Windward/Leeward Low1149.10.5221
Triple Number 60-40 Windward/Leeward Med807.10.7434
Triple Number 60-40 Windward/Leeward High692.60.8663
Triple Number All-Purpose Low907.90.6609
Triple Number All-Purpose Med652.80.9191
Triple Number All-Purpose High568.91.0548
Triple Number Predominant Upwind Low949.00.6323
Triple Number Predominant Upwind Med693.30.8654
Triple Number Predominant Upwind High617.40.9718
Triple Number Predominant Reaching Low815.60.7356
Triple Number Predominant Reaching Med604.70.9922
Triple Number Predominant Reaching High514.61.1659
Triple Number Predominant Downwind Low881.40.6807
Triple Number Predominant Downwind Med618.60.9700
Triple Number Predominant Downwind High516.81.1610
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low838.1
Triple Number Coastal/Long Distance Medium634.0
Triple Number Coastal/Long Distance High554.9
Triple Number Windward/Leeward Low1074.3
Triple Number Windward/Leeward Medium784.3
Triple Number Windward/Leeward High666.1
Predominantly Upwind702.9
Predominantly Downwind633.6
Predominantly Reaching610.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7159
Triple Number Coastal/Long Distance Medium0.9464
Triple Number Coastal/Long Distance High1.0813
Triple Number Windward/Leeward Low0.5585
Triple Number Windward/Leeward Medium0.7650
Triple Number Windward/Leeward High0.9008
Coastal/Long Distance0.8650
Predominantly Upwind0.8537
Predominantly Downwind0.9470
For information
General Purpose Handicap (GPH)718.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9420
Distanseseilas Trippeltall svak vind0.7159
Distanseseilas Trippeltall mellomvind0.9464
Distanseseilas Trippeltall sterk vind1.0813
Pølsebane Trippeltall svak vind0.5585
Pølsebane Trippeltall mellomvind0.7650
Pølsebane Trippeltall sterk vind0.9008
Motvind Singeltall0.8537
Medvind Singeltall0.9470
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Coastal/Long Distance693.70.8650
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind702.90.8537
Predominantly Downwind633.60.9470
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore632.60.9484
Cape Doctor Coastal528.51.1353
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7159
Triple Number Coastal/Long Distance Medium0.9464
Triple Number Coastal/Long Distance High1.0813
Triple Number Windward/Leeward Low0.5585
Triple Number Windward/Leeward Medium0.7650
Triple Number Windward/Leeward High0.9008
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7159
Triple Number Coastal/Long Distance Medium0.9464
Triple Number Coastal/Long Distance High1.0813
Triple Number Windward/Leeward Low0.5585
Triple Number Windward/Leeward Medium0.7650
Triple Number Windward/Leeward High0.9008
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Predominantly Upwind702.90.8537
Predominantly Downwind633.60.9470
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance693.70.8650
Triple Number Coastal/Long Distance Low838.10.7159
Triple Number Coastal/Long Distance Medium634.00.9464
Triple Number Coastal/Long Distance High554.91.0813
Triple Number Windward/Leeward Low1074.30.5585
Triple Number Windward/Leeward Medium784.30.7650
Triple Number Windward/Leeward High666.10.9008
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1716.71178.1900.7750.8655.4600.8563.1511.2497.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP660.30.9087 Predom. Dn High504.21.1900 5B AP M/H562.41.0669 TriNum AP Low838.10.7159 Predom. Rc Low898.80.6675 5B AP High537.81.1157 TriNum AP Med634.10.9463 Predom. Rc L/M675.50.8882 5B SF Bay Low1073.30.5590 TriNum AP High554.91.0813 Predom. Rc Med583.21.0288 5B SF Bay L/M881.20.6809 TriNum W/L Low1127.40.5322 Predom. Rc M/H531.31.1293 5B SF Bay Med744.90.8055 TriNum W/L Med784.30.7650 Predom. Rc High508.01.1812 5B SF Bay M/H662.60.9055 TriNum W/L Hig666.10.9008 5B W/L Low1266.90.4736 5B SF Bay High633.00.9478 Predom. Upwind734.50.8169 5B W/L L/M918.90.6529 ChiMac Up Low913.10.6571 Predom. Reaching630.20.9521 5B W/L Med768.00.7813 ChiMac Up Med813.80.7373 Predom. Downwind662.50.9057 5B W/L M/H676.40.8870 ChiMac Up High698.90.8585 Predom. Up Low1049.50.5717 5B W/L High643.30.9326 ChiMac Off Low843.50.7113 Predom. Up L/M787.00.7624 W/L 60-40 Low1289.60.4653 ChiMac Off Med740.80.8099 Predom. Up Med677.90.8851 W/L 60-40 L/M940.50.6380 ChiMac Off High620.40.9670 Predom. Up M/H616.70.9730 W/L 60-40 Med790.90.7586 ChiMac AP Low873.50.6869 Predom. Up High598.01.0033 W/L 60-40 M/H702.10.8546 ChiMac AP Med773.70.7755 Predom. Dn Low986.10.6085 W/L 60-40 High673.00.8915 ChiMac AP High657.30.9128 Predom. Dn L/M722.60.8304 5B AP Low925.50.6483 BayMac Cove Island1007.10.5958 Predom. Dn Med608.50.9860 5B AP L/M727.50.8248 BayMac Shore1000.10.6000 Predom. Dn M/H538.51.1143 5B AP Med623.10.9629 Harvest Moon548.51.0939      SA/DSPL Up14.80SA/DSPL Dn33.28
ORC Ref  03420004K42 Issued on 02/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
IRIDANOSGRE-21
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 35Measurement05/10/1995HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall10.494Maximum beam3.458Draft1.934Displacement7,055Wetted area26.15IMS L8.562LSM08.534Accomod. length10.494Sink (kg/mm) 18.40
VCGD-0.090VCGM-0.045 RM Rated (kg·m) 140.1Limit of positive stability(°) 124.8 Stability Index 129.8 BLR index 0.0000Default crew weight549 Declared crew weight 300
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft non exposedTwin screwNoHydro generatorNo
PRD0.480PBW0.100PIPA0.0012
PSD0.030PHD0.065PHL0.130
PSAESL
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P12.550IG14.133ISP14.138MDT10.145MDL10.205MDT20.145MDL20.205TL0.000MW0.205GO0.255
E4.130J3.986BAS1.443FSD0.037SFJ0.040SPL4.066WPLTPSBD0.100MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date25/04/2015MeasurerGRE-29
SFFP0.722FFM1.339FF1.338LCFcl5.742SG1.0270
SAFP10.387FAM1.095FA1.094LCFsh5.981HBI1.202
W196.8W296.8W396.8W496.8
PD1248.0PD2248.0PD3248.0PD4248.0
WD9.786PLM2100.00GSA50.3RSA5808.8RM139.2
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG4FUEL STAINLESS STEEL FACTORY MADEFuel11008.670.453WATER POLYESTER CUSTOM BUILD STARBORD SIDEWater15005.230.252WATER POLYESTER CUSTOM BUILD PORT SIDEWater15005.230.251WATER POLYESTER CUSTOM BUILDWater15003.310.40Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG3MiscellaneousSWIMING PLATFORM10.491.042MiscellaneousSTEERING WHEEL(CUSTOM BUILD),BIMINI WITH PHOTOCELL PANELS ON TOP279.151.901MiscellaneousDRUM ANT FOIL(GOIOT),WINDLASS (CUSTOM BUILD)0.751.403Battery100 AH7.530.452Battery110 AH7.530.451Battery110 AH7.530.451Engine (IC)MERCEDES 616/49 HP/4 CYL YEAR 1980Total deductible0
ORC Ref  03420004K42 Issued on 02/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
IRIDANOSGRE-21
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.160.781.422.533.4129.81* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment30.070.470.921.822.773.7313.50YesNo 24.9925/03/2026
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment114.2114.2114.217.917.8093.4111/05/2011
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment113.7513.0013.386.306.8692%71.4727/04/2010
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length10.5 mTable area0.44 m²Headroom1.73 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity90 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity60 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03420004K42 Issued on 02/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org