Club
Certificate
2023

Boat

VIS IOVIS

ITA-15075

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 Angles43.6°41.7°40.2°38.8°37.8°37.6°38.4°
Beat VMG3.073.774.284.664.894.995.02
52°4.705.626.256.646.866.997.08
60°4.975.876.456.807.037.197.32
75°5.136.056.616.957.217.427.72
90°5.016.056.727.117.367.517.94
110°5.076.166.847.267.627.968.48
120°4.906.016.747.197.577.948.71
135°4.385.476.346.897.307.698.51
150°3.704.775.686.426.917.298.02
Run VMG3.204.134.935.646.246.747.46
Gybe Angles146.0°149.8°152.9°157.7°168.5°177.2°179.0°

APH: 602.4

CDL: 8.203

GPH: 681.5

CertNo: 23/2

BOAT
ClassFirst 31.7DesignerFinotBuilderBenmteauAge date07/2005Series date09/1998Offset fileFIRST317.offData fileI15075
HULL
Length Overall9.610 mMaximum Beam3.212 mDraft1.945 mDisplacement3,891 kgDLR5.6054IMS DivisionCruiser/RacerDynamic Allowance0.350%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.400m
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail23.7924.24Headsail Luffed25.4725.47Headsail FlyingSymmetric58.9058.90Asymmetric
STORM SAIL AREAS (m²)
Trysail7.14Storm Jib6.62Heavy Weather Jib17.86
SAIL LIMITS
Headsails1 * Woven polyester sails  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
peso Loretano 9.03.2018
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  03190002DFLIssued on 07/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIS IOVIS

ITA-15075

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 VMG1173.0956.0841.3772.1735.9721.6716.6
52°765.4640.2576.3542.5524.4514.7508.6
60°724.7613.0557.8529.1512.0501.0492.1
75°701.4595.2544.5517.9499.5485.2466.5
90°717.9595.0535.5506.5488.9479.6453.2
110°710.5584.0526.6496.1472.1452.2424.4
120°735.2599.3534.2501.0475.7453.3413.5
135°822.0657.6568.2522.2493.4468.4423.2
150°973.6754.9633.4560.9520.7493.9448.8
Run VMG1124.2871.7729.6638.6576.9533.8482.5
Selected Courses
Windward / Leeward1148.6913.8785.5705.4656.4627.7599.6
All purpose883.3716.0628.5578.1547.6528.5503.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward741.50.8091
All purpose602.40.9960
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7099
Downwind "popa"0.8472
70% up, 30% down "Ilhabela"0.7462
30% up, 70% down "Ilhabela-inverso"0.8007
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Predominantly Upwind652.00.9202
Predominantly Downwind616.00.9741
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low799.70.7503
Triple Number All Purpose Medium598.71.0021
Triple Number All Purpose High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Predominantly Upwind652.00.9202
Predominantly Downwind616.00.9741
Predominantly Upwind Low891.80.6728
Predominantly Upwind Medium670.70.8946
Predominantly Upwind High607.70.9874
Predominantly Downwind Low874.20.6863
Predominantly Downwind Medium609.90.9838
Predominantly Downwind High501.81.1956
Chicago-Mac Upwind0.9009
Chicago-Mac All Purpose0.9250
Chicago-Mac Downwind0.9555
Bayview-Mac Cove Island0.8516
Bayview-Mac Shore0.8616
Victoria-Maui1.0258
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance656.8
Triple Number Coastal/Long Distance Low799.7
Triple Number Coastal/Long Distance Medium598.7
Triple Number Coastal/Long Distance High523.9
Triple Number Windward/Leeward Low1031.3
Triple Number Windward/Leeward Medium737.2
Triple Number Windward/Leeward High624.3
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0021
Triple Number Coastal/Long Distance High1.1452
Triple Number Windward/Leeward Low0.5818
Triple Number Windward/Leeward Medium0.8139
Triple Number Windward/Leeward High0.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low799.7
Triple Number Coastal/Long Distance Medium598.7
Triple Number Coastal/Long Distance High523.9
Triple Number Windward/Leeward Low1031.3
Triple Number Windward/Leeward Medium737.2
Triple Number Windward/Leeward High624.3
Predominantly Upwind652.0
Predominantly Downwind616.0
Predominantly Reaching589.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0021
Triple Number Coastal/Long Distance High1.1452
Triple Number Windward/Leeward Low0.5818
Triple Number Windward/Leeward Medium0.8139
Triple Number Windward/Leeward High0.9610
Coastal/Long Distance0.9135
Predominantly Upwind0.9202
Predominantly Downwind0.9741
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7503
Tretall Distanseseilas Mellomvind1.0021
Tretall Distanseseilas Mye vind1.1452
Tretall Pølsebane Lite vind0.5818
Tretall Pølsebane Mellomvind0.8139
Tretall Pølsebane Mye vind0.9610
Distanseseilas ett tall (OSN 8-16kn)0.9135
Distanseseilas ett tall (APH 6-20kn)0.9960
Enkeltall Motvind0.9202
Enkeltall Medvind0.9741
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Coastal/Long Distance656.80.9135
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind652.00.9202
Predominantly Downwind616.00.9741
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore608.00.9868
Cape Doctor Coastal511.11.1740
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0021
Triple Number Coastal/Long Distance High1.1452
Triple Number Windward/Leeward Low0.5818
Triple Number Windward/Leeward Medium0.8139
Triple Number Windward/Leeward High0.9610
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7503
Triple Number Coastal/Long Distance Medium1.0021
Triple Number Coastal/Long Distance High1.1452
Triple Number Windward/Leeward Low0.5818
Triple Number Windward/Leeward Medium0.8139
Triple Number Windward/Leeward High0.9610
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Predominantly Upwind652.00.9202
Predominantly Downwind616.00.9741
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance656.80.9135
Triple Number Coastal/Long Distance Low799.70.7503
Triple Number Coastal/Long Distance Medium598.71.0021
Triple Number Coastal/Long Distance High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1146.2859.2707.8616.7568.2534.6481.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low799.70.7503
Triple Number All Purpose Medium598.71.0021
Triple Number All Purpose High523.91.1452
Triple Number Windward/Leeward Low1031.30.5818
Triple Number Windward/Leeward Medium737.20.8139
Triple Number Windward/Leeward High624.30.9610
Predominantly Upwind652.00.9202
Predominantly Downwind616.00.9741
Predominantly Upwind Low891.80.6728
Predominantly Upwind Medium670.70.8946
Predominantly Upwind High607.70.9874
Predominantly Downwind Low874.20.6863
Predominantly Downwind Medium609.90.9838
Predominantly Downwind High501.81.1956
Chicago-Mac Upwind0.9009
Chicago-Mac All Purpose0.9250
Chicago-Mac Downwind0.9555
Bayview-Mac Cove Island0.8516
Bayview-Mac Shore0.8616
Harvest Moon Regatta520.71.1524
Victoria-Maui1.0258
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy613.60.9778
San Francisco Bay Medium732.20.8195
Predominantly Reaching1.0450
Predominantly Reaching Low0.8274
Predominantly Reaching Medium1.0539
Predominantly Reaching High1.2146
Windward/Leeward 60-40 Low1037.90.5781
Windward/Leeward 60-40 Medium759.10.7904
Windward/Leeward 60-40 High658.00.9119
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1130.50.5307
5-Band Low / Medium936.30.6408
5-Band Medium721.40.8317
5-Band Medium / High634.30.9459
5-Band High604.40.9927
ORC Ref  03190002DFLIssued on 07/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIS IOVIS

ITA-15075

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)
ClassFirst 31.7Measurement01/01/2004HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.610Max. Beam3.212Draft1.945Displacement3,891Wetted area20.60IMS L8.925LSM08.853Acc. length9.610Sink (kg/mm) 15.75
VCGD-0.100VCGM-0.154RM Rated (kg·m) 96.4Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.400PBW0.100PIPA0.0031
EDL2.540ST10.047ST20.170
ST30.170ST40.098ST50.290
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P10.700IG11.500ISP11.750MDT10.106MDL10.160MDT2MDL2TLNo TaperMW0.160GO0.160
E3.810J3.440BAS1.650FSDFoilSFJ0.040SPL3.510WPLTPSBD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date15/03/2022MeasurerComment
SFFP0.303FFMFF1.138LCFcl5.258SG1.0250
SAFP8.732FAMFA0.976LCFsh5.492HBI1.044
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002DFLIssued on 07/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org

Club
Certificate
2023

Boat

VIS IOVIS

ITA-15075

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.140.831.402.373.1223.7924/02/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.591.182.254.8110.75NoNo 25.4706/03/2023
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA11.7811.7811.786.454.2058.9015/03/2022
ORC Ref  03190002DFLIssued on 07/03/2023Valid until 31/12/2023
VPP ver: 2023 1.01 | © ORC | www.orc.org