Club
Certificate
2023

Boat

GATTAMATTA

ITA-25257

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°39.4°37.5°37.0°37.2°37.5°38.7°
Beat VMG3.404.084.404.504.544.564.50
52°5.125.866.156.266.326.366.38
60°5.346.016.306.446.536.596.63
75°5.476.116.456.716.876.987.11
90°5.416.156.476.827.127.377.66
110°5.406.236.727.137.457.728.25
120°5.236.116.647.177.678.168.93
135°4.715.736.316.797.328.009.83
150°3.955.005.846.366.817.308.65
Run VMG3.424.335.105.726.236.647.57
Gybe Angles144.2°149.6°155.0°166.4°177.2°177.2°173.9°

APH: 608.0

CDL: 7.007

GPH: 675.5

CertNo: 23/2

BOAT
ClassFArr Platu 25DesignerFarrBuilderBeneteauAge date02/2010Series date01/1997Offset fileplatu25.OD.offData fileI25257
HULL
Length Overall7.530 mMaximum Beam2.580 mDraft1.602 mDisplacement1,312 kgDLR4.4121IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight400 kgMinimum weight300 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.4720.99Headsail Luffed13.1713.17Headsail FlyingSymmetric39.9239.92Asymmetric
STORM SAIL AREAS (m²)
Trysail5.99Storm Jib4.24Heavy Weather Jib11.43
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  03190002FW3Issued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GATTAMATTA

ITA-25257

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 VMG1058.5882.1818.3800.2793.1789.9799.8
52°703.7614.3585.6575.1569.3565.7564.4
60°673.6598.7571.6558.8551.4546.6542.7
75°658.1588.9557.9536.7524.1515.6506.6
90°665.8585.3556.3527.6505.4488.7469.8
110°666.6578.0535.4504.7483.3466.2436.3
120°687.8588.9542.0502.1469.2441.4402.9
135°764.8628.6570.9530.4491.5450.2366.4
150°911.6719.4616.7566.3528.7492.9416.2
Run VMG1052.6830.7705.8629.7578.3541.9475.3
Selected Courses
Windward / Leeward1055.6856.4762.0715.0685.7665.9637.6
All purpose816.1683.8625.3593.1571.1553.3525.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward740.90.8098
All purpose608.00.9869
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7068
Downwind "popa"0.8724
70% up, 30% down "Ilhabela"0.7495
30% up, 70% down "Ilhabela-inverso"0.8151
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Predominantly Upwind659.20.9102
Predominantly Downwind610.30.9832
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low750.00.8000
Triple Number All Purpose Medium605.90.9903
Triple Number All Purpose High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Predominantly Upwind659.20.9102
Predominantly Downwind610.30.9832
Predominantly Upwind Low825.60.7268
Predominantly Upwind Medium684.50.8766
Predominantly Upwind High659.40.9099
Predominantly Downwind Low821.30.7306
Predominantly Downwind Medium607.10.9883
Predominantly Downwind High498.51.2036
Chicago-Mac Upwind0.8957
Chicago-Mac All Purpose0.9287
Chicago-Mac Downwind0.9663
Bayview-Mac Cove Island0.8766
Bayview-Mac Shore0.8824
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching577.81.0384
Predominantly Reaching Low684.80.8762
Predominantly Reaching Medium575.51.0425
Predominantly Reaching High503.81.1909
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1040.20.5768
5-Band Low / Medium881.00.6811
5-Band Medium725.50.8270
5-Band Medium / High668.60.8974
5-Band High642.50.9339
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance657.4
Triple Number Coastal/Long Distance Low750.0
Triple Number Coastal/Long Distance Medium605.9
Triple Number Coastal/Long Distance High547.2
Triple Number Windward/Leeward Low956.0
Triple Number Windward/Leeward Medium735.1
Triple Number Windward/Leeward High660.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8000
Triple Number Coastal/Long Distance Medium0.9903
Triple Number Coastal/Long Distance High1.0964
Triple Number Windward/Leeward Low0.6276
Triple Number Windward/Leeward Medium0.8162
Triple Number Windward/Leeward High0.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low750.0
Triple Number Coastal/Long Distance Medium605.9
Triple Number Coastal/Long Distance High547.2
Triple Number Windward/Leeward Low956.0
Triple Number Windward/Leeward Medium735.1
Triple Number Windward/Leeward High660.2
Predominantly Upwind659.2
Predominantly Downwind610.3
Predominantly Reaching588.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8000
Triple Number Coastal/Long Distance Medium0.9903
Triple Number Coastal/Long Distance High1.0964
Triple Number Windward/Leeward Low0.6276
Triple Number Windward/Leeward Medium0.8162
Triple Number Windward/Leeward High0.9088
Coastal/Long Distance0.9127
Predominantly Upwind0.9102
Predominantly Downwind0.9832
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8000
Tretall Distanseseilas Mellomvind0.9903
Tretall Distanseseilas Mye vind1.0964
Tretall Pølsebane Lite vind0.6276
Tretall Pølsebane Mellomvind0.8162
Tretall Pølsebane Mye vind0.9088
Distanseseilas ett tall (OSN 8-16kn)0.9127
Distanseseilas ett tall (APH 6-20kn)0.9869
Enkeltall Motvind0.9102
Enkeltall Medvind0.9832
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Coastal/Long Distance657.40.9127
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind659.20.9102
Predominantly Downwind610.30.9832
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore646.10.9287
Cape Doctor Coastal533.71.1242
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8000
Triple Number Coastal/Long Distance Medium0.9903
Triple Number Coastal/Long Distance High1.0964
Triple Number Windward/Leeward Low0.6276
Triple Number Windward/Leeward Medium0.8162
Triple Number Windward/Leeward High0.9088
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8000
Triple Number Coastal/Long Distance Medium0.9903
Triple Number Coastal/Long Distance High1.0964
Triple Number Windward/Leeward Low0.6276
Triple Number Windward/Leeward Medium0.8162
Triple Number Windward/Leeward High0.9088
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Predominantly Upwind659.20.9102
Predominantly Downwind610.30.9832
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance657.40.9127
Triple Number Coastal/Long Distance Low750.00.8000
Triple Number Coastal/Long Distance Medium605.90.9903
Triple Number Coastal/Long Distance High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1055.3809.8695.2631.4591.7557.0499.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low750.00.8000
Triple Number All Purpose Medium605.90.9903
Triple Number All Purpose High547.21.0964
Triple Number Windward/Leeward Low956.00.6276
Triple Number Windward/Leeward Medium735.10.8162
Triple Number Windward/Leeward High660.20.9088
Predominantly Upwind659.20.9102
Predominantly Downwind610.30.9832
Predominantly Upwind Low825.60.7268
Predominantly Upwind Medium684.50.8766
Predominantly Upwind High659.40.9099
Predominantly Downwind Low821.30.7306
Predominantly Downwind Medium607.10.9883
Predominantly Downwind High498.51.2036
Chicago-Mac Upwind0.8957
Chicago-Mac All Purpose0.9287
Chicago-Mac Downwind0.9663
Bayview-Mac Cove Island0.8766
Bayview-Mac Shore0.8824
Harvest Moon Regatta524.01.1451
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy644.30.9313
San Francisco Bay Medium725.70.8268
Predominantly Reaching577.81.0384
Predominantly Reaching Low684.80.8762
Predominantly Reaching Medium575.51.0425
Predominantly Reaching High503.81.1909
Windward/Leeward 60-40 Low958.80.6258
Windward/Leeward 60-40 Medium761.00.7884
Windward/Leeward 60-40 High705.90.8500
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1040.20.5768
5-Band Low / Medium881.00.6811
5-Band Medium725.50.8270
5-Band Medium / High668.60.8974
5-Band High642.50.9339
ORC Ref  03190002FW3Issued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GATTAMATTA

ITA-25257

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)
ClassFArr Platu 25Measurement04/04/2015HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.530Max. Beam2.580Draft1.602Displacement1,312Wetted area10.76IMS L7.048LSM06.673Acc. length7.530Sink (kg/mm) 7.83
VCGD-0.012VCGM-0.022RM Rated (kg·m) 18.1Limit 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/Checkstays0Spreaders2Rotating mastNo
P9.390IG9.101ISP9.655MDT10.082MDL10.120MDT20.066MDL20.084TL1.360MW0.120GO0.148
E3.640J2.575BAS1.183FSDSFJSPL2.930WPLTPSBD0.120MWT38.50MCG3.510
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date02/04/2014MeasurerComment
SFFP0.120FFMFF0.904LCFcl4.232SG1.0260
SAFP7.315FAMFA0.673LCFsh4.411HBI0.825
W116.3W216.3W316.3W416.3
PD1614.4PD2623.8PD3619.9PD4617.1
WD8.640PLM9000.00GSA1.0RSA1.0RM17.9
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002FW3Issued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

GATTAMATTA

ITA-25257

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentB0.140.761.382.363.0920.4704/04/2015
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentE0.070.410.781.472.122.739.19NoNo 13.1704/04/2015D0.070.400.751.462.122.739.23NoNo 13.1504/04/2015C0.070.400.751.472.122.728.68NoNo 12.3704/04/2015
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA8.798.798.795.405.6539.9207/04/2014
ORC Ref  03190002FW3Issued on 01/04/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org