Club
Certificate
2023

Boat

PRYDWEN

ITA-15374

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.4°40.6°39.0°38.2°37.8°37.6°38.1°
Beat VMG3.153.774.204.424.524.584.60
52°4.735.545.986.206.326.386.43
60°4.945.726.126.336.476.546.61
75°5.055.836.236.466.646.776.92
90°4.935.806.276.506.706.877.15
110°5.005.966.446.746.987.187.42
120°4.855.856.406.747.037.297.72
135°4.415.426.156.556.887.197.80
150°3.784.775.626.216.576.887.47
Run VMG3.274.134.885.536.056.447.01
Gybe Angles146.9°151.1°153.2°161.3°175.4°178.1°179.0°

APH: 632.3

CDL: 7.120

GPH: 706.8

CertNo: 23/1

BOAT
ClassZiggurat 9.16DesignerA.Vallicelli & C.BuilderCPRAge date06/1981Series date01/1977Offset fileIZIG910.OFFData fileI15374
HULL
Length Overall9.160 mMaximum Beam3.006 mDraft1.696 mDisplacement3,569 kgDLR9.0534IMS DivisionCruiser/RacerDynamic Allowance0.290%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.450m
CREW
Maximum weight480 kgMinimum weight360 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.7019.11Headsail Luffed29.1829.18Headsail FlyingSymmetric67.8467.84Asymmetric
STORM SAIL AREAS (m²)
Trysail5.23Storm Jib6.97Heavy Weather Jib18.82
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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  03190002DEAIssued on 06/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

PRYDWEN

ITA-15374

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1144.0954.7857.1813.8796.3786.7782.8
52°760.9650.3602.5580.8570.0564.5560.3
60°728.5629.3588.6568.5556.7550.2544.3
75°713.5617.6577.8556.9542.3531.5520.0
90°729.9620.7574.4554.3537.4523.7503.7
110°719.8604.2559.1534.1515.6501.6485.1
120°742.0615.1562.7534.1512.3494.2466.4
135°815.9664.0585.6549.3523.0500.4461.7
150°953.0754.6640.5579.5547.6523.3482.2
Run VMG1100.5870.8737.3651.1594.8559.4513.3
Selected Courses
Windward / Leeward1122.2912.8797.2732.5695.6673.0648.0
All purpose875.0725.0650.1611.1588.5573.1553.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward765.40.7839
All purpose632.30.9490
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6846
Downwind "popa"0.8355
70% up, 30% down "Ilhabela"0.7238
30% up, 70% down "Ilhabela-inverso"0.7836
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Predominantly Upwind682.90.8786
Predominantly Downwind638.70.9394
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low800.00.7500
Triple Number All Purpose Medium627.90.9555
Triple Number All Purpose High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Predominantly Upwind682.90.8786
Predominantly Downwind638.70.9394
Predominantly Upwind Low886.70.6766
Predominantly Upwind Medium704.60.8516
Predominantly Upwind High662.80.9053
Predominantly Downwind Low869.60.6900
Predominantly Downwind Medium630.50.9517
Predominantly Downwind High535.01.1215
Chicago-Mac Upwind0.8638
Chicago-Mac All Purpose0.8904
Chicago-Mac Downwind0.9239
Bayview-Mac Cove Island0.8310
Bayview-Mac Shore0.8375
Victoria-Maui0.9865
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance684.9
Triple Number Coastal/Long Distance Low800.0
Triple Number Coastal/Long Distance Medium627.9
Triple Number Coastal/Long Distance High569.4
Triple Number Windward/Leeward Low1017.5
Triple Number Windward/Leeward Medium759.9
Triple Number Windward/Leeward High669.3
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7500
Triple Number Coastal/Long Distance Medium0.9555
Triple Number Coastal/Long Distance High1.0537
Triple Number Windward/Leeward Low0.5897
Triple Number Windward/Leeward Medium0.7896
Triple Number Windward/Leeward High0.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low800.0
Triple Number Coastal/Long Distance Medium627.9
Triple Number Coastal/Long Distance High569.4
Triple Number Windward/Leeward Low1017.5
Triple Number Windward/Leeward Medium759.9
Triple Number Windward/Leeward High669.3
Predominantly Upwind682.9
Predominantly Downwind638.7
Predominantly Reaching617.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7500
Triple Number Coastal/Long Distance Medium0.9555
Triple Number Coastal/Long Distance High1.0537
Triple Number Windward/Leeward Low0.5897
Triple Number Windward/Leeward Medium0.7896
Triple Number Windward/Leeward High0.8965
Coastal/Long Distance0.8761
Predominantly Upwind0.8786
Predominantly Downwind0.9394
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7500
Tretall Distanseseilas Mellomvind0.9555
Tretall Distanseseilas Mye vind1.0537
Tretall Pølsebane Lite vind0.5897
Tretall Pølsebane Mellomvind0.7896
Tretall Pølsebane Mye vind0.8965
Distanseseilas ett tall (OSN 8-16kn)0.8761
Distanseseilas ett tall (APH 6-20kn)0.9490
Enkeltall Motvind0.8786
Enkeltall Medvind0.9394
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Coastal/Long Distance684.90.8761
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind682.90.8786
Predominantly Downwind638.70.9394
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore655.50.9153
Cape Doctor Coastal559.11.0732
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7500
Triple Number Coastal/Long Distance Medium0.9555
Triple Number Coastal/Long Distance High1.0537
Triple Number Windward/Leeward Low0.5897
Triple Number Windward/Leeward Medium0.7896
Triple Number Windward/Leeward High0.8965
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7500
Triple Number Coastal/Long Distance Medium0.9555
Triple Number Coastal/Long Distance High1.0537
Triple Number Windward/Leeward Low0.5897
Triple Number Windward/Leeward Medium0.7896
Triple Number Windward/Leeward High0.8965
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Predominantly Upwind682.90.8786
Predominantly Downwind638.70.9394
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance684.90.8761
Triple Number Coastal/Long Distance Low800.00.7500
Triple Number Coastal/Long Distance Medium627.90.9555
Triple Number Coastal/Long Distance High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1120.0861.2725.0649.6609.8579.2531.3
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low800.00.7500
Triple Number All Purpose Medium627.90.9555
Triple Number All Purpose High569.41.0537
Triple Number Windward/Leeward Low1017.50.5897
Triple Number Windward/Leeward Medium759.90.7896
Triple Number Windward/Leeward High669.30.8965
Predominantly Upwind682.90.8786
Predominantly Downwind638.70.9394
Predominantly Upwind Low886.70.6766
Predominantly Upwind Medium704.60.8516
Predominantly Upwind High662.80.9053
Predominantly Downwind Low869.60.6900
Predominantly Downwind Medium630.50.9517
Predominantly Downwind High535.01.1215
Chicago-Mac Upwind0.8638
Chicago-Mac All Purpose0.8904
Chicago-Mac Downwind0.9239
Bayview-Mac Cove Island0.8310
Bayview-Mac Shore0.8375
Harvest Moon Regatta556.61.0779
Victoria-Maui0.9865
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy659.70.9095
San Francisco Bay Medium754.80.7949
Predominantly Reaching0.9912
Predominantly Reaching Low0.8200
Predominantly Reaching Medium1.0022
Predominantly Reaching High1.1186
Windward/Leeward 60-40 Low1023.90.5860
Windward/Leeward 60-40 Medium785.60.7637
Windward/Leeward 60-40 High709.50.8456
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1106.10.5424
5-Band Low / Medium933.00.6431
5-Band Medium747.10.8031
5-Band Medium / High677.60.8855
5-Band High652.40.9197
ORC Ref  03190002DEAIssued on 06/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

PRYDWEN

ITA-15374

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassZiggurat 9.16Measurement01/05/1981HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.160Max. Beam3.006Draft1.696Displacement3,569Wetted area16.85IMS L7.507LSM07.332Acc. length9.160Sink (kg/mm) 11.71
VCGD-0.025VCGM-0.028RM Rated (kg·m) 50.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.450PBW0.103PIPA0.0030
PSD0.025PHD0.050PHL0.100
PSA18.0°ESL0.650
ST10.020ST20.092ST30.104
ST40.055ST50.250
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P9.700IG11.740ISP11.750MDT10.090MDL10.120MDT20.090MDL20.090TL1.500MW0.120GO0.140
E3.080J3.600BAS1.580FSD0.030SFJSPL3.700WPLTPSBD0.100MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.025Flotation Date04/10/2022MeasurerComment
SFFP0.442FFMFF1.081LCFcl4.959SG1.0250
SAFP8.498FAMFA0.889LCFsh5.154HBI0.973
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002DEAIssued on 06/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org

Club
Certificate
2023

Boat

PRYDWEN

ITA-15374

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.150.741.302.112.6818.7005/10/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.050.681.372.714.065.3410.80NoNo 29.1805/04/2017
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA12.6812.6812.686.426.4267.8405/10/2022
ORC Ref  03190002DEAIssued on 06/03/2023Valid until 31/12/2023
VPP ver: 2023 1.00 | © ORC | www.orc.org