Club Certificate2026
BLUESGRE-1597
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 Angles46.7°44.8°42.7°41.9°41.3°40.8°40.6°41.5°44.2°
Beat VMG1.712.503.073.473.783.964.013.953.72
52°2.703.864.635.185.565.765.855.835.70
60°2.914.094.865.405.755.956.046.056.01
75°3.054.235.045.595.926.136.286.436.45
90°3.094.365.285.886.196.396.516.716.92
110°3.134.415.355.956.316.616.917.327.52
120°2.994.245.195.846.246.566.897.457.85
135°2.613.814.765.506.006.346.677.307.85
150°2.193.264.164.905.505.936.236.787.31
Run VMG1.902.823.604.244.765.205.566.176.64
Gybe Angles143.3°145.3°146.8°147.8°151.2°156.3°160.8°176.6°176.3°
APH ToD:715.7CDL: 5.757APH ToT: 0.8383CertNo:00911
BOAT
ClassDUFOUR 27DesignerMICHEL DUFOURBuilderDUFOURAge date01/1975Series date01/1972Offset fileduf27cl.offData fileGR1597
HULL
Length Overall8.310 mMaximum Beam2.812 mDraft1.601 mDisplacement2,650 kgDLR10.4897IMS DivisionCruiser/RacerDynamic Allowance0.570%Age Allowance0.650%RS Assessment0.000%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.360m
CREW
Maximum weight260 kg(declared)Minimum weight130 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail13.9414.05Headsail Luffed20.2620.26Headsail FlyingSymmetricAsymmetric39.2639.26 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail4.48Storm Jib5.68Heavy Weather Jib15.32
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 46.0 kg·m Stability Index 122.3
COMMENTS
Builder's displacement.
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  03420004T9M Issued on 16/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BLUESGRE-1597
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 VMG2105.41440.11173.41038.1952.9909.3897.0911.0967.9
52°1333.6932.8776.8694.7647.8624.6615.6617.9631.9
60°1237.3880.8740.0666.1625.9605.5595.6595.5599.0
75°1181.6851.2714.2644.4607.8586.9573.4559.5558.4
90°1164.2826.2682.3612.7581.3563.3553.2536.8520.1
110°1150.4816.4672.8605.3570.9544.5521.2491.5478.8
120°1205.3848.1693.7616.2577.3548.5522.4483.1458.3
135°1379.9944.8756.1654.0599.6567.5540.0493.4458.5
150°1642.01104.2865.1734.8655.0607.1577.8531.2492.2
Run VMG1896.11275.0998.9848.5755.7692.6647.7583.8541.8
Selected Courses
Windward / Leeward2000.71357.51086.2943.3854.3801.0772.3747.4754.8
All purpose1510.71042.9846.5744.9686.3651.6631.5611.9610.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward896.20.6695
All purpose715.70.8383
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.5736
Downwind "popa"0.7239
70% up, 30% down "Ilhabela"0.6117
30% up, 70% down "Ilhabela-inverso"0.6711
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Predominantly Upwind782.40.7669
Predominantly Downwind722.20.8308
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP747.30.8029 Predom. Rc High574.71.0440 5B SF Bay L/M993.80.6038 TriNum AP Low944.70.6351 Predom. Dn Low1141.50.5256 5B SF Bay Med840.70.7137 TriNum AP Med710.60.8444 Predom. Dn L/M823.50.7286 5B SF Bay M/H757.50.7920 TriNum AP High629.20.9536 Predom. Dn Med693.70.8649 5B SF Bay High735.50.8158 TriNum W/L Low1285.40.4668 Predom. Dn M/H617.20.9721 5B AP Low1055.20.5686 TriNum W/L Med889.90.6742 Predom. Dn High578.61.0369 5B AP L/M816.00.7353 TriNum W/L Hig770.10.7791 ChiMac Up Low1022.40.5869 5B AP Med699.00.8583 Predom. Upwind822.50.7295 ChiMac Up Med910.20.6592 5B AP M/H636.20.9431 Predom. Reaching710.40.8446 ChiMac Up High782.90.7664 5B AP High615.00.9756 Predom. Downwind759.10.7904 ChiMac Off Low970.90.6180 5B W/L Low1450.50.4137 Predom. Up Low1181.50.5078 ChiMac Off Med850.40.7055 5B W/L L/M1041.50.5761 Predom. Up L/M873.40.6870 ChiMac Off High709.40.8458 5B W/L Med872.70.6875 Predom. Up Med753.30.7965 ChiMac AP Low990.90.6055 5B W/L M/H779.80.7694 Predom. Up M/H695.90.8622 ChiMac AP Med876.10.6849 5B W/L High753.00.7968 Predom. Up High686.70.8738 ChiMac AP High743.20.8073 W/L 60-40 Low1468.30.4086 Predom. Rc Low1025.20.5853 BayMac Cove Island1150.70.5214 W/L 60-40 L/M1059.70.5662 Predom. Rc L/M757.20.7923 BayMac Shore1141.90.5255 W/L 60-40 Med892.90.6720 Predom. Rc Med653.60.9180 Harvest Moon617.20.9721 W/L 60-40 M/H805.10.7453 Predom. Rc M/H598.81.0020 5B SF Bay Low1217.60.4928 W/L 60-40 High786.10.7633      SA/DSPL Up17.81SA/DSPL Dn27.69
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance781.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating781.90.7674
FinRating, kevyt tuuli1429.00.6998
FinRating, kova tuuli619.70.8069
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7674
Triple Number Coastal/Long Distance Low0.6351
Triple Number Coastal/Long Distance Medium0.8445
Triple Number Coastal/Long Distance High0.9536
Triple Number Windward/Leeward Low0.4911
Triple Number Windward/Leeward Medium0.6742
Triple Number Windward/Leeward High0.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
For information
General Purpose Handicap (GPH)808.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Saronikos S All Purpose839.70.7145
Saronikos S Upwind957.10.6269
Saronikos S Downwind692.10.8670
Saronikos N All Purpose879.20.6825
Saronikos N Upwind1005.20.5969
Saronikos N Downwind751.50.7984
Saronikos SW All Purpose847.00.7084
Saronikos SW Upwind988.70.6069
Saronikos SW Downwind697.80.8599
Saronikos NE All Purpose910.60.6589
Saronikos NE Upwind938.70.6392
Saronikos NE Downwind849.10.7067
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose747.30.8029
5-Band All Purpose Low1155.20.5194
5-Band All Purpose L/M844.70.7103
5-Band All Purpose Med721.20.8319
5-Band All Purpose M/H655.20.9157
5-Band All Purpose High631.60.9500
Single Number Predominant Upwind781.40.7679
Single Number Predominant Reaching677.50.8856
Single Number Predominant Downwind722.60.8303
5-Band 50-50 Windward/Leeward Low1450.50.4137
5-Band 50-50 Windward/Leeward L/M1041.50.5761
5-Band 50-50 Windward/Leeward Med872.70.6875
5-Band 50-50 Windward/Leeward M/H779.80.7694
5-Band 50-50 Windward/Leeward High753.00.7968
5-Band 60-40 Windward/Leeward Low1468.30.4086
5-Band 60-40 Windward/Leeward L/M1059.70.5662
5-Band 60-40 Windward/Leeward Med892.90.6720
5-Band 60-40 Windward/Leeward M/H805.10.7453
5-Band 60-40 Windward/Leeward High786.10.7633
Triple Number 50-50 Windward/Leeward Low1285.40.4668
Triple Number 50-50 Windward/Leeward Med890.10.6741
Triple Number 50-50 Windward/Leeward High770.10.7791
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward917.00.6543
Triple Number 60-40 Windward/Leeward Low1303.00.4605
Triple Number 60-40 Windward/Leeward Med909.80.6595
Triple Number 60-40 Windward/Leeward High797.20.7527
Triple Number All-Purpose Low1029.40.5829
Triple Number All-Purpose Med733.40.8181
Triple Number All-Purpose High647.60.9265
Triple Number Predominant Upwind Low1064.60.5636
Triple Number Predominant Upwind Med769.10.7801
Triple Number Predominant Upwind High698.50.8590
Triple Number Predominant Reaching Low923.20.6499
Triple Number Predominant Reaching Med676.60.8867
Triple Number Predominant Reaching High579.41.0356
Triple Number Predominant Downwind Low1013.20.5922
Triple Number Predominant Downwind Med706.70.8490
Triple Number Predominant Downwind High593.71.0106
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low944.7
Triple Number Coastal/Long Distance Medium710.5
Triple Number Coastal/Long Distance High629.2
Triple Number Windward/Leeward Low1221.7
Triple Number Windward/Leeward Medium889.9
Triple Number Windward/Leeward High770.1
Predominantly Upwind782.4
Predominantly Downwind722.2
Predominantly Reaching688.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6351
Triple Number Coastal/Long Distance Medium0.8445
Triple Number Coastal/Long Distance High0.9536
Triple Number Windward/Leeward Low0.4911
Triple Number Windward/Leeward Medium0.6742
Triple Number Windward/Leeward High0.7791
Coastal/Long Distance0.7674
Predominantly Upwind0.7669
Predominantly Downwind0.8308
For information
General Purpose Handicap (GPH)808.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8383
Distanseseilas Trippeltall svak vind0.6351
Distanseseilas Trippeltall mellomvind0.8445
Distanseseilas Trippeltall sterk vind0.9536
Pølsebane Trippeltall svak vind0.4911
Pølsebane Trippeltall mellomvind0.6742
Pølsebane Trippeltall sterk vind0.7791
Motvind Singeltall0.7669
Medvind Singeltall0.8308
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Coastal/Long Distance781.90.7674
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind782.40.7669
Predominantly Downwind722.20.8308
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore752.60.7972
Cape Doctor Coastal610.70.9824
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6351
Triple Number Coastal/Long Distance Medium0.8445
Triple Number Coastal/Long Distance High0.9536
Triple Number Windward/Leeward Low0.4911
Triple Number Windward/Leeward Medium0.6742
Triple Number Windward/Leeward High0.7791
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6351
Triple Number Coastal/Long Distance Medium0.8445
Triple Number Coastal/Long Distance High0.9536
Triple Number Windward/Leeward Low0.4911
Triple Number Windward/Leeward Medium0.6742
Triple Number Windward/Leeward High0.7791
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Predominantly Upwind782.40.7669
Predominantly Downwind722.20.8308
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance781.90.7674
Triple Number Coastal/Long Distance Low944.70.6351
Triple Number Coastal/Long Distance Medium710.50.8445
Triple Number Coastal/Long Distance High629.20.9536
Triple Number Windward/Leeward Low1221.70.4911
Triple Number Windward/Leeward Medium889.90.6742
Triple Number Windward/Leeward High770.10.7791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1990.21349.31018.0844.3736.1677.3637.4579.6568.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP747.30.8029 Predom. Dn High578.61.0369 5B AP M/H636.20.9431 TriNum AP Low944.70.6351 Predom. Rc Low1025.20.5853 5B AP High615.00.9756 TriNum AP Med710.60.8444 Predom. Rc L/M757.20.7923 5B SF Bay Low1217.60.4928 TriNum AP High629.20.9536 Predom. Rc Med653.60.9180 5B SF Bay L/M993.80.6038 TriNum W/L Low1285.40.4668 Predom. Rc M/H598.81.0020 5B SF Bay Med840.70.7137 TriNum W/L Med889.90.6742 Predom. Rc High574.71.0440 5B SF Bay M/H757.50.7920 TriNum W/L Hig770.10.7791 5B W/L Low1450.50.4137 5B SF Bay High735.50.8158 Predom. Upwind822.50.7295 5B W/L L/M1041.50.5761 ChiMac Up Low1022.40.5869 Predom. Reaching710.40.8446 5B W/L Med872.70.6875 ChiMac Up Med910.20.6592 Predom. Downwind759.10.7904 5B W/L M/H779.80.7694 ChiMac Up High782.90.7664 Predom. Up Low1181.50.5078 5B W/L High753.00.7968 ChiMac Off Low970.90.6180 Predom. Up L/M873.40.6870 W/L 60-40 Low1468.30.4086 ChiMac Off Med850.40.7055 Predom. Up Med753.30.7965 W/L 60-40 L/M1059.70.5662 ChiMac Off High709.40.8458 Predom. Up M/H695.90.8622 W/L 60-40 Med892.90.6720 ChiMac AP Low990.90.6055 Predom. Up High686.70.8738 W/L 60-40 M/H805.10.7453 ChiMac AP Med876.10.6849 Predom. Dn Low1141.50.5256 W/L 60-40 High786.10.7633 ChiMac AP High743.20.8073 Predom. Dn L/M823.50.7286 5B AP Low1055.20.5686 BayMac Cove Island1150.70.5214 Predom. Dn Med693.70.8649 5B AP L/M816.00.7353 BayMac Shore1141.90.5255 Predom. Dn M/H617.20.9721 5B AP Med699.00.8583 Harvest Moon617.20.9721      SA/DSPL Up17.81SA/DSPL Dn27.69
ORC Ref  03420004T9M Issued on 16/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BLUESGRE-1597
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDUFOUR 27Measurement09/06/2012HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.310Maximum beam2.812Draft1.601Displacement2,650Wetted area14.55IMS L6.603LSM06.321Accomod. length8.310Sink (kg/mm) 10.58
VCGD-0.061VCGM0.005 RM Rated (kg·m) 46.0Limit of positive stability(°) 124.9 Stability Index 122.3 BLR index 0.0000Default crew weight358 Declared crew weight 260
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.360PBWPIPA0.0162
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayFixedForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P9.140IG10.650ISP10.520MDT10.095MDL10.142MDT2MDL2TLNo TaperMWGO
E2.800J3.080BAS1.220FSD0.025SFJ0.030SPLWPLTPS3.200BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013
SFFP0.380FFM1.303FF1.303LCFcl4.506SG1.0258
SAFP7.987FAM0.945FA0.945LCFsh4.712HBI1.120
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03420004T9M Issued on 16/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
BLUESGRE-1597
Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.060.470.871.582.2213.9422/05/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment30.040.510.992.033.124.219.79NoNo 20.2612/05/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment19.899.069.484.765.8282%39.2611/05/2022
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.3 mTable area0.33 m²Headroom1.40 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity35 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity20 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03420004T9M Issued on 16/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org