Club
Certificate
2022

Boat

Hattiwatti

FIN3464

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.6°41.4°40.6°39.4°39.0°39.4°39.6°
Beat VMG3.253.894.244.384.444.434.45
52°4.935.786.126.236.286.306.35
60°5.215.996.286.396.456.486.55
75°5.436.126.426.616.726.796.85
90°5.386.146.476.726.957.147.33
110°5.286.196.606.957.227.417.74
120°5.106.096.546.927.337.698.13
135°4.585.616.306.677.087.528.51
150°3.834.845.766.346.707.087.96
Run VMG3.324.205.005.716.246.597.32
Gybe Angles146.0°151.1°152.3°162.8°178.4°179.0°178.1°

APH: 621.2

CDL: 7.059

GPH: 691.2

CertNo:

BOAT
ClassInferno 29DesignerHåkan SödergrenBuilderNa-BoatsAge date01/1984Series date01/1981Offset fileG1057.bofData fileFIN3464
HULL
Length Overall8.800 mMaximum Beam2.514 mDraft1.522 mDisplacement2,602 kgDLR6.2106IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight334 kgMinimum weight249 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.6427.29Headsail Luffed23.5423.54Headsail FlyingSymmetric53.0553.08Asymmetric
STORM SAIL AREAS (m²)
Trysail7.70Storm Jib5.11Heavy Weather Jib13.79
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment43.2 kg·mStability 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  041400020P9Issued on 02/05/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Hattiwatti

FIN3464

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1107.2925.9848.6821.8811.4812.8809.8
52°729.6622.5587.9577.7573.2571.1566.7
60°691.5601.5573.3563.0557.9555.2549.7
75°663.1588.1560.8544.8535.6529.8525.6
90°668.7586.8556.4535.5517.6503.9491.2
110°681.8581.4545.5518.2498.8485.7465.0
120°705.7591.5550.7520.3491.3467.8442.7
135°785.7641.4571.8539.5508.6478.5423.2
150°939.8743.6624.9567.5537.5508.2452.2
Run VMG1085.1858.0720.2631.0577.4546.3491.6
Selected Courses
Windward / Leeward1096.2892.0784.4726.4694.4679.6650.7
All purpose841.1701.2636.5602.9582.8569.7547.1
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward758.20.7914
All purpose621.20.9659
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.6843
Downwind "popa"0.8555
70% up, 30% down "Ilhabela"0.7280
30% up, 70% down "Ilhabela-inverso"0.7958
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Predominantly Upwind673.70.8907
Predominantly Downwind622.70.9635
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low771.10.7781
Triple Number All Purpose Medium617.20.9721
Triple Number All Purpose High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Predominantly Upwind673.70.8907
Predominantly Downwind622.70.9635
Predominantly Upwind Low855.90.7010
Predominantly Upwind Medium698.90.8584
Predominantly Upwind High672.30.8924
Predominantly Downwind Low845.60.7096
Predominantly Downwind Medium615.20.9753
Predominantly Downwind High516.71.1612
Chicago-Mac Upwind0.8763
Chicago-Mac All Purpose0.9088
Chicago-Mac Downwind0.9475
Bayview-Mac Cove Island0.8551
Bayview-Mac Shore0.8597
Victoria-Maui1.0182
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance674.5
Triple Number Coastal/Long Distance Low771.1
Triple Number Coastal/Long Distance Medium617.2
Triple Number Coastal/Long Distance High564.4
Triple Number Windward/Leeward Low994.0
Triple Number Windward/Leeward Medium751.5
Triple Number Windward/Leeward High672.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium0.9721
Triple Number Coastal/Long Distance High1.0630
Triple Number Windward/Leeward Low0.6036
Triple Number Windward/Leeward Medium0.7984
Triple Number Windward/Leeward High0.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low771.1
Triple Number Coastal/Long Distance Medium617.2
Triple Number Coastal/Long Distance High564.4
Triple Number Windward/Leeward Low994.0
Triple Number Windward/Leeward Medium751.5
Triple Number Windward/Leeward High672.4
Predominantly Upwind673.7
Predominantly Downwind622.7
Predominantly Reaching600.4
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium0.9721
Triple Number Coastal/Long Distance High1.0630
Triple Number Windward/Leeward Low0.6036
Triple Number Windward/Leeward Medium0.7984
Triple Number Windward/Leeward High0.8923
Coastal/Long Distance0.8895
Predominantly Upwind0.8907
Predominantly Downwind0.9635
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.8895
Tretall Distanseseilas Lite vind0.7781
Tretall Distanseseilas Mellomvind0.9721
Tretall Distanseseilas Mye vind1.0630
Tretall Pølsebane Lite vind0.6036
Tretall Pølsebane Mellomvind0.7984
Tretall Pølsebane Mye vind0.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Coastal/Long Distance674.50.8895
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind673.70.8907
Predominantly Downwind622.70.9635
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore659.40.9100
Cape Doctor Coastal553.81.0834
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium0.9721
Triple Number Coastal/Long Distance High1.0630
Triple Number Windward/Leeward Low0.6036
Triple Number Windward/Leeward Medium0.7984
Triple Number Windward/Leeward High0.8923
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7781
Triple Number Coastal/Long Distance Medium0.9721
Triple Number Coastal/Long Distance High1.0630
Triple Number Windward/Leeward Low0.6036
Triple Number Windward/Leeward Medium0.7984
Triple Number Windward/Leeward High0.8923
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Predominantly Upwind673.70.8907
Predominantly Downwind622.70.9635
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance674.50.8895
Triple Number Coastal/Long Distance Low771.10.7781
Triple Number Coastal/Long Distance Medium617.20.9721
Triple Number Coastal/Long Distance High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1095.1839.7711.7642.4604.0573.6521.7
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low771.10.7781
Triple Number All Purpose Medium617.20.9721
Triple Number All Purpose High564.41.0630
Triple Number Windward/Leeward Low994.00.6036
Triple Number Windward/Leeward Medium751.50.7984
Triple Number Windward/Leeward High672.40.8923
Predominantly Upwind673.70.8907
Predominantly Downwind622.70.9635
Predominantly Upwind Low855.90.7010
Predominantly Upwind Medium698.90.8584
Predominantly Upwind High672.30.8924
Predominantly Downwind Low845.60.7096
Predominantly Downwind Medium615.20.9753
Predominantly Downwind High516.71.1612
Chicago-Mac Upwind0.8763
Chicago-Mac All Purpose0.9088
Chicago-Mac Downwind0.9475
Bayview-Mac Cove Island0.8551
Bayview-Mac Shore0.8597
Harvest Moon Regatta552.41.0862
Victoria-Maui1.0182
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low1080.50.5553
5-Band Low / Medium913.50.6568
5-Band Medium740.50.8102
5-Band Medium / High681.00.8810
5-Band High655.70.9151
ORC Ref  041400020P9Issued on 02/05/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Hattiwatti

FIN3464

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassInferno 29MeasurementHINPlan reviewHull constructionSolidAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.800Max. Beam2.514Draft1.522Displacement2,602Wetted area15.22IMS L7.515LSM07.482Acc. length8.171Sink (kg/mm) 11.34
VCGD-0.137VCGM-0.092RM Measured (kg·m) 43.2RM Default (kg·m) 43.2Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0053
PSD0.025PHD0.600PHL0.116
PSA14.0°ESL0.702
ST10.023ST20.086ST30.100
ST40.049ST50.100
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders1
P11.000IG10.075ISP10.165MDT10.092MDL10.135MDT20.082MDL20.094TL2.310MW0.138GO0.147
E4.000J3.150BAS1.496FSDSFJ0.180SPL3.170WPLTPS0.000BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG estimatedFlotation Date29/01/2020MeasurerComment
SFFP0.482FFMFF1.095LCFcl5.091SG1.0050
SAFP8.072FAMFA0.776LCFsh5.249HBI0.927
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  041400020P9Issued on 02/05/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

Club
Certificate
2022

Boat

Hattiwatti

FIN3464

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment20.150.881.602.663.3526.6408/07/2021NSUnknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment20.060.591.172.333.514.7010.04NoNo 23.5408/07/2021NSUnknownG1
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment210.3410.3710.366.275.6653.0508/07/2021Unknown
ORC Ref  041400020P9Issued on 02/05/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org