Club
Certificate
2023

Boat

Roxanna

EST 748

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.8°41.8°40.6°39.0°37.6°37.2°38.1°
Beat VMG2.893.523.974.324.544.614.62
52°4.435.285.806.096.286.396.46
60°4.685.495.966.236.436.576.69
75°4.835.636.096.376.606.807.08
90°4.995.886.346.646.856.987.34
110°4.985.886.366.757.097.468.20
120°4.805.746.266.647.017.398.55
135°4.305.285.976.386.747.108.00
150°3.644.655.476.046.416.757.45
Run VMG3.154.034.775.435.966.326.97
Gybe Angles146.0°151.1°155.6°167.6°177.2°179.0°179.0°

APH: 643.5

CDL: 6.649

GPH: 724.0

CertNo: 102/21

BOAT
ClassX-79DesignerNIELS JEPPESENBuilderX-YACHTSAge date01/1981Series date01/1979Offset fileX79.OD+.OFFData fileEST748
HULL
Length Overall7.927 mMaximum Beam2.860 mDraft1.382 mDisplacement1,875 kgDLR6.9957IMS DivisionCruiser/RacerDynamic Allowance0.230%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight460 kgMinimum weight345 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.4820.84Headsail Luffed11.8311.83Headsail FlyingSymmetric38.6438.64Asymmetric
STORM SAIL AREAS (m²)
Trysail6.16Storm Jib4.23Heavy Weather Jib11.41
SAIL LIMITS
Headsails5 * Woven polyester sails  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Lisatud 105,6 kg ballasti Kaal koos päramootoriga
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  04340002K45Issued on 02/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Roxanna

EST 748

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1244.01023.0905.9833.7793.8780.7778.9
52°811.9682.4620.7590.7573.4563.7557.0
60°769.4655.9604.2577.6560.1548.2538.1
75°745.8639.8590.9565.3545.3529.4508.7
90°721.6612.7568.0542.3525.5515.5490.3
110°722.6612.2565.6533.7507.5482.9438.9
120°749.4627.1574.8541.9513.6487.3421.2
135°837.7681.3603.5564.4534.3507.2449.9
150°990.4775.0658.0596.1561.4533.3483.0
Run VMG1143.6894.4754.1663.4604.3569.2516.8
Selected Courses
Windward / Leeward1193.8958.7830.0748.6699.1675.0647.9
All purpose916.1752.3669.5620.7590.4571.3542.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward785.80.7635
All purpose643.50.9325
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6604
Downwind "popa"0.8162
70% up, 30% down "Ilhabela"0.7005
30% up, 70% down "Ilhabela-inverso"0.7622
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind698.30.8592
Predominantly Downwind651.20.9213
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low834.10.7193
Triple Number All Purpose Medium640.30.9370
Triple Number All Purpose High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind698.30.8592
Predominantly Downwind651.20.9213
Predominantly Upwind Low939.10.6389
Predominantly Upwind Medium722.30.8307
Predominantly Upwind High659.30.9101
Predominantly Downwind Low900.90.6660
Predominantly Downwind Medium642.30.9341
Predominantly Downwind High537.21.1170
Chicago-Mac Upwind0.8416
Chicago-Mac All Purpose0.8704
Chicago-Mac Downwind0.9053
Bayview-Mac Cove Island0.8055
Bayview-Mac Shore0.8107
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching611.20.9817
Predominantly Reaching Low749.70.8003
Predominantly Reaching Medium606.30.9896
Predominantly Reaching High533.71.1242
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1175.70.5103
5-Band Low / Medium981.10.6116
5-Band Medium765.20.7841
5-Band Medium / High680.60.8816
5-Band High652.60.9195
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance700.1
Triple Number Coastal/Long Distance Low834.1
Triple Number Coastal/Long Distance Medium640.3
Triple Number Coastal/Long Distance High565.1
Triple Number Windward/Leeward Low1076.2
Triple Number Windward/Leeward Medium780.8
Triple Number Windward/Leeward High670.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9370
Triple Number Coastal/Long Distance High1.0618
Triple Number Windward/Leeward Low0.5575
Triple Number Windward/Leeward Medium0.7684
Triple Number Windward/Leeward High0.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low834.1
Triple Number Coastal/Long Distance Medium640.3
Triple Number Coastal/Long Distance High565.1
Triple Number Windward/Leeward Low1076.2
Triple Number Windward/Leeward Medium780.8
Triple Number Windward/Leeward High670.8
Predominantly Upwind698.3
Predominantly Downwind651.2
Predominantly Reaching625.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9370
Triple Number Coastal/Long Distance High1.0618
Triple Number Windward/Leeward Low0.5575
Triple Number Windward/Leeward Medium0.7684
Triple Number Windward/Leeward High0.8944
Coastal/Long Distance0.8570
Predominantly Upwind0.8592
Predominantly Downwind0.9213
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7193
Tretall Distanseseilas Mellomvind0.9370
Tretall Distanseseilas Mye vind1.0618
Tretall Pølsebane Lite vind0.5575
Tretall Pølsebane Mellomvind0.7684
Tretall Pølsebane Mye vind0.8944
Distanseseilas ett tall (OSN 8-16kn)0.8570
Distanseseilas ett tall (APH 6-20kn)0.9325
Enkeltall Motvind0.8592
Enkeltall Medvind0.9213
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Coastal/Long Distance700.10.8570
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind698.30.8592
Predominantly Downwind651.20.9213
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore656.00.9146
Cape Doctor Coastal550.81.0893
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9370
Triple Number Coastal/Long Distance High1.0618
Triple Number Windward/Leeward Low0.5575
Triple Number Windward/Leeward Medium0.7684
Triple Number Windward/Leeward High0.8944
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7193
Triple Number Coastal/Long Distance Medium0.9370
Triple Number Coastal/Long Distance High1.0618
Triple Number Windward/Leeward Low0.5575
Triple Number Windward/Leeward Medium0.7684
Triple Number Windward/Leeward High0.8944
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind698.30.8592
Predominantly Downwind651.20.9213
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance700.10.8570
Triple Number Coastal/Long Distance Low834.10.7193
Triple Number Coastal/Long Distance Medium640.30.9370
Triple Number Coastal/Long Distance High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1188.8900.5750.7661.2611.8577.5515.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low834.10.7193
Triple Number All Purpose Medium640.30.9370
Triple Number All Purpose High565.11.0618
Triple Number Windward/Leeward Low1076.20.5575
Triple Number Windward/Leeward Medium780.80.7684
Triple Number Windward/Leeward High670.80.8944
Predominantly Upwind698.30.8592
Predominantly Downwind651.20.9213
Predominantly Upwind Low939.10.6389
Predominantly Upwind Medium722.30.8307
Predominantly Upwind High659.30.9101
Predominantly Downwind Low900.90.6660
Predominantly Downwind Medium642.30.9341
Predominantly Downwind High537.21.1170
Chicago-Mac Upwind0.8416
Chicago-Mac All Purpose0.8704
Chicago-Mac Downwind0.9053
Bayview-Mac Cove Island0.8055
Bayview-Mac Shore0.8107
Harvest Moon Regatta558.01.0753
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy660.80.9080
San Francisco Bay Medium778.80.7704
Predominantly Reaching611.20.9817
Predominantly Reaching Low749.70.8003
Predominantly Reaching Medium606.30.9896
Predominantly Reaching High533.71.1242
Windward/Leeward 60-40 Low1087.70.5516
Windward/Leeward 60-40 Medium809.00.7416
Windward/Leeward 60-40 High709.10.8461
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1175.70.5103
5-Band Low / Medium981.10.6116
5-Band Medium765.20.7841
5-Band Medium / High680.60.8816
5-Band High652.60.9195
ORC Ref  04340002K45Issued on 02/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Roxanna

EST 748

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-79Measurement03/07/2011HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.927Max. Beam2.860Draft1.382Displacement1,875Wetted area13.50IMS L6.882LSM06.447Acc. length7.927Sink (kg/mm) 10.37
VCGD-0.050VCGM0.015RM Rated (kg·m) 43.5Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders1Rotating mastNo
P10.000IG9.190ISP9.490MDT10.080MDL10.115MDT20.060MDL20.070TL1.480MW0.115GO0.115
E3.520J2.780BAS1.190FSDNo FoilSFJ0.000SPL2.830WPLTPS3.380BD0.100MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.050Flotation Date25/05/2021MeasurerComment
SFFP0.509FFMFF0.872LCFcl4.475SG1.0240
SAFP7.625FAMFA0.722LCFsh4.696HBI0.810
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04340002K45Issued on 02/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Roxanna

EST 748

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.130.691.272.212.8920.4826/06/2020
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment20.050.350.671.321.982.618.95NoNo 11.83
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment18.288.288.285.784.8838.64
ORC Ref  04340002K45Issued on 02/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org