Club
Certificate
2023

Boat

MAREVA

GRE-1255

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.6°40.3°38.8°37.6°37.0°36.6°36.9°
Beat VMG3.253.934.414.704.844.914.97
52°4.915.766.266.536.686.756.83
60°5.135.966.416.666.826.927.02
75°5.256.096.536.796.997.147.33
90°5.146.126.636.927.117.237.57
110°5.136.156.697.037.327.608.06
120°4.945.986.596.967.277.588.27
135°4.415.446.246.717.047.368.08
150°3.714.765.646.326.737.057.66
Run VMG3.224.134.915.606.196.637.23
Gybe Angles146.2°150.5°154.1°161.3°175.4°179.0°179.0°

APH: 607.4

CDL: 7.984

GPH: 682.2

CertNo: 00033

BOAT
ClassATLANTIC 31 SEDesignerJ & J / NEK DESIGNBuilderATLANTICAge date07/2006Series date01/1990Offset fileAT31SE.OFFData fileGR1255
HULL
Length Overall9.270 mMaximum Beam3.292 mDraft1.981 mDisplacement4,098 kgDLR7.4753IMS DivisionCruiser/RacerDynamic Allowance0.280%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.379m
CREW
Maximum weight550 kgMinimum weight413 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.8829.48Headsail Luffed24.7824.78Headsail FlyingSymmetric59.4659.46Asymmetric
STORM SAIL AREAS (m²)
Trysail7.56Storm Jib6.49Heavy Weather Jib17.52
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment84.4 kg·mStability Index111.6
COMMENTS
NEK DESIGN BASED ON ATLANTIC 31 HULL
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  03420002KJ6Issued on 04/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAREVA

GRE-1255

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1106.8916.1817.0765.8744.2732.5724.2
52°733.7624.8574.9551.2539.1533.0526.8
60°701.4603.8561.6540.3527.6520.2512.8
75°685.2591.4551.6530.4515.4504.1490.9
90°699.9588.6542.8520.1506.2497.9475.5
110°701.6585.8538.1512.1491.6473.7446.6
120°728.3602.4546.2517.3495.3475.2435.4
135°816.0661.4577.2536.9511.2488.9445.6
150°969.2755.8637.8570.1534.8510.8469.7
Run VMG1119.1872.5733.3642.6581.2543.4497.7
Selected Courses
Windward / Leeward1113.0894.3775.1704.2662.7637.9611.0
All purpose859.1705.4628.0585.3560.9544.7521.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward738.30.8127
All purpose607.40.9878
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7233
Downwind "popa"0.8417
70% up, 30% down "Ilhabela"0.7552
30% up, 70% down "Ilhabela-inverso"0.8023
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Predominantly Upwind652.10.9202
Predominantly Downwind621.80.9650
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low782.30.7670
Triple Number All Purpose Medium603.40.9943
Triple Number All Purpose High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Predominantly Upwind652.10.9202
Predominantly Downwind621.80.9650
Predominantly Upwind Low860.80.6970
Predominantly Upwind Medium668.60.8974
Predominantly Upwind High621.20.9658
Predominantly Downwind Low864.00.6945
Predominantly Downwind Medium617.30.9719
Predominantly Downwind High516.91.1608
Chicago-Mac Upwind0.9037
Chicago-Mac All Purpose0.9229
Chicago-Mac Downwind0.9478
Bayview-Mac Cove Island0.8582
Bayview-Mac Shore0.8682
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching581.11.0326
Predominantly Reaching Low713.60.8408
Predominantly Reaching Medium576.11.0414
Predominantly Reaching High512.21.1714
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1096.10.5474
5-Band Low / Medium915.60.6553
5-Band Medium719.40.8340
5-Band Medium / High643.10.9329
5-Band High615.70.9746
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance659.7
Triple Number Coastal/Long Distance Low782.3
Triple Number Coastal/Long Distance Medium603.4
Triple Number Coastal/Long Distance High540.0
Triple Number Windward/Leeward Low1003.7
Triple Number Windward/Leeward Medium733.3
Triple Number Windward/Leeward High634.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7670
Triple Number Coastal/Long Distance Medium0.9943
Triple Number Coastal/Long Distance High1.1112
Triple Number Windward/Leeward Low0.5978
Triple Number Windward/Leeward Medium0.8182
Triple Number Windward/Leeward High0.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low782.3
Triple Number Coastal/Long Distance Medium603.4
Triple Number Coastal/Long Distance High540.0
Triple Number Windward/Leeward Low1003.7
Triple Number Windward/Leeward Medium733.3
Triple Number Windward/Leeward High634.0
Predominantly Upwind652.1
Predominantly Downwind621.8
Predominantly Reaching596.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7670
Triple Number Coastal/Long Distance Medium0.9943
Triple Number Coastal/Long Distance High1.1112
Triple Number Windward/Leeward Low0.5978
Triple Number Windward/Leeward Medium0.8182
Triple Number Windward/Leeward High0.9463
Coastal/Long Distance0.9095
Predominantly Upwind0.9202
Predominantly Downwind0.9650
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7670
Tretall Distanseseilas Mellomvind0.9943
Tretall Distanseseilas Mye vind1.1112
Tretall Pølsebane Lite vind0.5978
Tretall Pølsebane Mellomvind0.8182
Tretall Pølsebane Mye vind0.9463
Distanseseilas ett tall (OSN 8-16kn)0.9095
Distanseseilas ett tall (APH 6-20kn)0.9878
Enkeltall Motvind0.9202
Enkeltall Medvind0.9650
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Coastal/Long Distance659.70.9095
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind652.10.9202
Predominantly Downwind621.80.9650
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore619.10.9692
Cape Doctor Coastal528.31.1358
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7670
Triple Number Coastal/Long Distance Medium0.9943
Triple Number Coastal/Long Distance High1.1112
Triple Number Windward/Leeward Low0.5978
Triple Number Windward/Leeward Medium0.8182
Triple Number Windward/Leeward High0.9463
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7670
Triple Number Coastal/Long Distance Medium0.9943
Triple Number Coastal/Long Distance High1.1112
Triple Number Windward/Leeward Low0.5978
Triple Number Windward/Leeward Medium0.8182
Triple Number Windward/Leeward High0.9463
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Predominantly Upwind652.10.9202
Predominantly Downwind621.80.9650
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance659.70.9095
Triple Number Coastal/Long Distance Low782.30.7670
Triple Number Coastal/Long Distance Medium603.40.9943
Triple Number Coastal/Long Distance High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1113.6842.9702.9622.3581.2551.2501.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low782.30.7670
Triple Number All Purpose Medium603.40.9943
Triple Number All Purpose High540.01.1112
Triple Number Windward/Leeward Low1003.70.5978
Triple Number Windward/Leeward Medium733.30.8182
Triple Number Windward/Leeward High634.00.9463
Predominantly Upwind652.10.9202
Predominantly Downwind621.80.9650
Predominantly Upwind Low860.80.6970
Predominantly Upwind Medium668.60.8974
Predominantly Upwind High621.20.9658
Predominantly Downwind Low864.00.6945
Predominantly Downwind Medium617.30.9719
Predominantly Downwind High516.91.1608
Chicago-Mac Upwind0.9037
Chicago-Mac All Purpose0.9229
Chicago-Mac Downwind0.9478
Bayview-Mac Cove Island0.8582
Bayview-Mac Shore0.8682
Harvest Moon Regatta533.91.1238
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy625.00.9600
San Francisco Bay Medium728.60.8235
Predominantly Reaching581.11.0326
Predominantly Reaching Low713.60.8408
Predominantly Reaching Medium576.11.0414
Predominantly Reaching High512.21.1714
Windward/Leeward 60-40 Low1005.20.5969
Windward/Leeward 60-40 Medium752.60.7972
Windward/Leeward 60-40 High667.50.8989
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1096.10.5474
5-Band Low / Medium915.60.6553
5-Band Medium719.40.8340
5-Band Medium / High643.10.9329
5-Band High615.70.9746
ORC Ref  03420002KJ6Issued on 04/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAREVA

GRE-1255

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassATLANTIC 31 SEMeasurement22/08/2007HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.270Max. Beam3.292Draft1.981Displacement4,098Wetted area21.27IMS L8.364LSM08.184Acc. length9.270Sink (kg/mm) 15.11
VCGD0.108VCGM-0.006RM Rated (kg·m) 84.4Limit of positive stability(°) 113.1Stability Index111.6
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.379PBW0.098PIPA0.0030
PSD0.025PHD0.046PHL0.144
PSA16.9°ESL0.842
ST10.028ST20.080ST30.080
ST40.056ST50.175
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3Rotating mastNo
P12.000IG11.390ISP11.480MDT10.102MDL10.156MDT20.087MDL20.093TL2.225MW0.156GO0.156
E3.600J3.620BAS1.552FSD0.031SFJ0.000SPL3.637WPLTPSBD0.154MWT116.00MCG4.345
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date09/05/2009MeasurerGRE-8Comment
SFFP0.520FFM1.065FF1.051LCFcl5.100SG1.0270
SAFP8.000FAM0.805FA0.821LCFsh5.357HBI0.950
W167.6W267.6W367.6W467.6
PD1589.9PD2589.6PD3591.1PD4588.9
WD9.590PLM9000.00GSA1.0RSA1.0RM86.5
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG6aFUEL ST.STEEL EMPTY4907.106bWATER BLADDER EMPTY10003.206cWATER BLADDER EMPTY10003.20Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCG9MiscellaneousWINDLASS180.703aBattery2 x 100 Ah486.605EngineKUBOTA 24,5 Hp2aAnchorBRITANY 10 Kgr & CHAIN 8mm 15m389.002bAnchorBRITANY 9 Kgr & CJHAIN 6mm 10m198.004Tools107.008Deck Gear63.62Total deductible738.02
ORC Ref  03420002KJ6Issued on 04/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAREVA

GRE-1255

Hellenic Sailing Federation
Offshore Committee
Επιτροπή Ανοικτής Θαλάσσης
Ελληνικής Ιστιοπλοϊκής Ομοσπονδίας
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.901.391.772.483.1028.8803/05/202330.150.841.462.423.1926.8915/05/2013
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.060.591.132.253.404.6310.85NoNo 24.7811/06/201440.050.571.062.083.134.2111.15NoNo 23.4415/05/2013
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment111.4511.4511.456.296.0059.4608/06/2011210.9510.9510.956.376.6058.5509/05/2009
ORC Ref  03420002KJ6Issued on 04/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org