Club
Certificate
2023

Boat

MAI TAI ROA

ITA-15324

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 Angles44.1°42.1°40.6°39.3°38.4°38.2°39.0°
Beat VMG3.213.904.404.764.955.035.07
52°4.935.846.436.786.987.097.17
60°5.216.106.636.957.157.287.40
75°5.386.276.797.097.337.537.80
90°5.546.537.047.327.487.618.04
110°5.666.687.207.597.938.208.58
120°5.516.587.157.567.968.339.03
135°4.966.126.877.327.728.129.00
150°4.225.306.216.797.137.407.98
Run VMG3.654.595.385.886.206.717.38
Gybe Angles144.4°147.8°148.3°149.6°167.6°174.5°176.8°

APH: 579.0

CDL: 8.486

GPH: 649.0

CertNo: 23/3

BOAT
ClassHanse 34DesignerJudel/VrolijkBuilderHanse YachtsAge date01/2003Series date01/2003Offset fileHAN34D.OFFData fileI15324
HULL
Length Overall10.460 mMaximum Beam3.408 mDraft1.755 mDisplacement5,401 kgDLR7.1637IMS DivisionCruiser/RacerDynamic Allowance0.230%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFeathering 2 bladesDiameter0.350m
CREW
Maximum weight550 kgMinimum weight413 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail33.6534.29Headsail Luffed26.6026.60Headsail FlyingSymmetricAsymmetric103.75103.75 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.70Storm Jib9.25Heavy Weather Jib24.97
SAIL LIMITS
Headsails5 * Woven polyester sails  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  03190002LC8Issued on 11/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAI TAI ROA

ITA-15324

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 VMG1122.9923.7817.4755.9727.2715.4710.3
52°730.1616.6559.5530.9515.8508.0502.2
60°691.1590.4542.7518.3503.7494.2486.4
75°669.5573.9530.6507.7491.3478.4461.5
90°649.4550.9511.3492.0481.5472.8447.9
110°636.4538.5499.7474.4454.2438.8419.7
120°653.7547.1503.7476.0452.3431.9398.7
135°726.2588.5523.8492.1466.5443.3400.1
150°853.7678.7579.7529.9505.1486.2451.2
Run VMG985.8783.7669.4611.8580.8536.4488.0
Selected Courses
Windward / Leeward1054.3853.7743.4683.9654.0625.9599.1
All purpose811.6669.4597.5559.0536.7520.0498.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward715.30.8388
All purpose579.01.0363
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7276
Downwind "popa"0.9021
70% up, 30% down "Ilhabela"0.7724
30% up, 70% down "Ilhabela-inverso"0.8415
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Predominantly Upwind629.40.9533
Predominantly Downwind582.91.0293
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low740.50.8103
Triple Number All Purpose Medium575.51.0426
Triple Number All Purpose High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Predominantly Upwind629.40.9533
Predominantly Downwind582.91.0293
Predominantly Upwind Low840.90.7135
Predominantly Upwind Medium653.30.9184
Predominantly Upwind High600.60.9990
Predominantly Downwind Low790.50.7590
Predominantly Downwind Medium576.81.0402
Predominantly Downwind High494.51.2134
Chicago-Mac Upwind0.9347
Chicago-Mac All Purpose0.9702
Chicago-Mac Downwind1.0131
Bayview-Mac Cove Island0.9006
Bayview-Mac Shore0.9046
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching547.81.0953
Predominantly Reaching Low664.30.9032
Predominantly Reaching Medium541.31.1084
Predominantly Reaching High481.31.2465
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1038.90.5775
5-Band Low / Medium873.40.6870
5-Band Medium698.20.8594
5-Band Medium / High631.10.9507
5-Band High603.80.9938
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance630.0
Triple Number Coastal/Long Distance Low740.5
Triple Number Coastal/Long Distance Medium575.5
Triple Number Coastal/Long Distance High516.0
Triple Number Windward/Leeward Low954.0
Triple Number Windward/Leeward Medium710.4
Triple Number Windward/Leeward High622.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8103
Triple Number Coastal/Long Distance Medium1.0426
Triple Number Coastal/Long Distance High1.1629
Triple Number Windward/Leeward Low0.6289
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low740.5
Triple Number Coastal/Long Distance Medium575.5
Triple Number Coastal/Long Distance High516.0
Triple Number Windward/Leeward Low954.0
Triple Number Windward/Leeward Medium710.4
Triple Number Windward/Leeward High622.9
Predominantly Upwind629.4
Predominantly Downwind582.9
Predominantly Reaching559.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8103
Triple Number Coastal/Long Distance Medium1.0426
Triple Number Coastal/Long Distance High1.1629
Triple Number Windward/Leeward Low0.6289
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9633
Coastal/Long Distance0.9524
Predominantly Upwind0.9533
Predominantly Downwind1.0293
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8103
Tretall Distanseseilas Mellomvind1.0426
Tretall Distanseseilas Mye vind1.1629
Tretall Pølsebane Lite vind0.6289
Tretall Pølsebane Mellomvind0.8446
Tretall Pølsebane Mye vind0.9633
Distanseseilas ett tall (OSN 8-16kn)0.9524
Distanseseilas ett tall (APH 6-20kn)1.0363
Enkeltall Motvind0.9533
Enkeltall Medvind1.0293
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Coastal/Long Distance630.00.9524
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind629.40.9533
Predominantly Downwind582.91.0293
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore607.20.9882
Cape Doctor Coastal504.71.1889
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8103
Triple Number Coastal/Long Distance Medium1.0426
Triple Number Coastal/Long Distance High1.1629
Triple Number Windward/Leeward Low0.6289
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9633
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8103
Triple Number Coastal/Long Distance Medium1.0426
Triple Number Coastal/Long Distance High1.1629
Triple Number Windward/Leeward Low0.6289
Triple Number Windward/Leeward Medium0.8446
Triple Number Windward/Leeward High0.9633
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Predominantly Upwind629.40.9533
Predominantly Downwind582.91.0293
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance630.00.9524
Triple Number Coastal/Long Distance Low740.50.8103
Triple Number Coastal/Long Distance Medium575.51.0426
Triple Number Coastal/Long Distance High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1047.5801.3671.1596.4557.7525.8475.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low740.50.8103
Triple Number All Purpose Medium575.51.0426
Triple Number All Purpose High516.01.1629
Triple Number Windward/Leeward Low954.00.6289
Triple Number Windward/Leeward Medium710.40.8446
Triple Number Windward/Leeward High622.90.9633
Predominantly Upwind629.40.9533
Predominantly Downwind582.91.0293
Predominantly Upwind Low840.90.7135
Predominantly Upwind Medium653.30.9184
Predominantly Upwind High600.60.9990
Predominantly Downwind Low790.50.7590
Predominantly Downwind Medium576.81.0402
Predominantly Downwind High494.51.2134
Chicago-Mac Upwind0.9347
Chicago-Mac All Purpose0.9702
Chicago-Mac Downwind1.0131
Bayview-Mac Cove Island0.9006
Bayview-Mac Shore0.9046
Harvest Moon Regatta504.61.1891
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy606.30.9896
San Francisco Bay Medium700.50.8565
Predominantly Reaching547.81.0953
Predominantly Reaching Low664.30.9032
Predominantly Reaching Medium541.31.1084
Predominantly Reaching High481.31.2465
Windward/Leeward 60-40 Low967.90.6199
Windward/Leeward 60-40 Medium735.20.8161
Windward/Leeward 60-40 High654.70.9164
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1038.90.5775
5-Band Low / Medium873.40.6870
5-Band Medium698.20.8594
5-Band Medium / High631.10.9507
5-Band High603.80.9938
ORC Ref  03190002LC8Issued on 11/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAI TAI ROA

ITA-15324

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)
ClassHanse 34Measurement01/01/2003HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.460Max. Beam3.408Draft1.755Displacement5,401Wetted area23.67IMS L9.168LSM09.101Acc. length10.460Sink (kg/mm) 18.08
VCGD-0.100VCGM-0.110RM Rated (kg·m) 131.7Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.350PBW0.100PIPA0.0034
EDL1.260ST10.045ST20.180
ST30.180ST40.112ST50.290
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.950IG13.600ISP13.800MDT10.011MDL10.165MDT2MDL2TLNo TaperMWGO
E4.280J3.950BAS1.400FSDSFJSPLWPLTPS4.800BD0.150MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.100Flotation Date14/02/2023MeasurerComment
SFFP0.500FFMFF1.378LCFcl5.777SG1.0265
SAFP9.501FAMFA1.052LCFsh6.021HBI1.202
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190002LC8Issued on 11/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

MAI TAI ROA

ITA-15324

FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.000.921.602.713.8333.65* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.103.9513.17NoNo 26.6004/05/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA16.5013.0514.788.508.13105%103.7504/05/2023
ORC Ref  03190002LC8Issued on 11/05/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org