Club
Certificate
2023

Boat

Katla

NOR 15708

Norges Seilforbund
Sognsveien 73
0854 OSLO
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.5°41.5°40.2°38.8°37.2°36.5°36.6°
Beat VMG2.993.654.164.554.834.985.06
52°4.565.456.066.436.666.826.97
60°4.805.696.256.576.806.977.19
75°4.945.836.436.746.957.157.50
90°5.136.126.677.017.297.517.77
110°5.096.116.677.057.407.748.39
120°4.895.926.566.947.297.648.39
135°4.355.386.186.667.017.358.06
150°3.674.685.556.236.666.997.63
Run VMG3.184.064.825.506.116.567.19
Gybe Angles144.4°149.6°153.8°161.0°173.6°179.0°179.0°

APH: 617.0

CDL: 7.703

GPH: 696.9

CertNo: 667198

BOAT
ClassDehler 29DesignerJUDEL/VROLIJKBuilderDehlerAge dateSeries date01/1997Offset fileDEH29R.OFFData file667198
HULL
Length Overall8.750 mMaximum Beam3.024 mDraft1.822 mDisplacement3,645 kgDLR6.6466IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.380m
CREW
Maximum weight517 kgMinimum weight388 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.1025.17Headsail Luffed18.0818.08Headsail FlyingSymmetricAsymmetric47.6747.67 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail8.52Storm Jib6.03Heavy Weather Jib16.27
SAIL LIMITS
Headsails5  Spinnakers4 * Asymmetric may be tacked on the pole
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  03440002JN4Issued on 27/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Katla

NOR 15708

Norges Seilforbund
Sognsveien 73
0854 OSLO
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1204.1985.1866.2791.3745.9723.2711.4
52°790.0660.3593.8560.2540.7528.2516.8
60°750.6633.2576.2547.8529.7516.2500.6
75°728.7617.0560.3533.9517.8503.4480.0
90°702.1588.3540.1513.7494.0479.4463.5
110°707.0589.5539.7510.7486.4465.1429.3
120°736.2607.8549.0518.4493.5471.2429.2
135°827.0668.7582.6540.5513.6489.9446.9
150°981.6768.6649.0578.1540.2514.9471.6
Run VMG1133.4887.4746.9654.2589.4549.0501.0
Selected Courses
Windward / Leeward1168.7936.3806.5722.8667.7636.1606.2
All purpose896.0730.9644.8594.0561.4540.2513.6
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward757.70.7919
All purpose617.00.9724
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6968
Downwind "popa"0.8298
70% up, 30% down "Ilhabela"0.7320
30% up, 70% down "Ilhabela-inverso"0.7849
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind667.00.8995
Predominantly Downwind630.50.9516
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low813.40.7376
Triple Number All Purpose Medium614.20.9769
Triple Number All Purpose High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind667.00.8995
Predominantly Downwind630.50.9516
Predominantly Upwind Low912.00.6579
Predominantly Upwind Medium687.70.8725
Predominantly Upwind High614.00.9773
Predominantly Downwind Low886.00.6772
Predominantly Downwind Medium624.60.9605
Predominantly Downwind High517.61.1592
Chicago-Mac Upwind0.8806
Chicago-Mac All Purpose0.9045
Chicago-Mac Downwind0.9339
Bayview-Mac Cove Island0.8331
Bayview-Mac Shore0.8413
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching585.21.0252
Predominantly Reaching Low731.10.8207
Predominantly Reaching Medium581.41.0319
Predominantly Reaching High506.51.1845
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.80.5214
5-Band Low / Medium957.40.6267
5-Band Medium738.00.8130
5-Band Medium / High643.70.9322
5-Band High611.40.9814
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance673.0
Triple Number Coastal/Long Distance Low813.4
Triple Number Coastal/Long Distance Medium614.2
Triple Number Coastal/Long Distance High535.5
Triple Number Windward/Leeward Low1052.4
Triple Number Windward/Leeward Medium754.7
Triple Number Windward/Leeward High632.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7376
Triple Number Coastal/Long Distance Medium0.9769
Triple Number Coastal/Long Distance High1.1204
Triple Number Windward/Leeward Low0.5701
Triple Number Windward/Leeward Medium0.7950
Triple Number Windward/Leeward High0.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low813.4
Triple Number Coastal/Long Distance Medium614.2
Triple Number Coastal/Long Distance High535.5
Triple Number Windward/Leeward Low1052.4
Triple Number Windward/Leeward Medium754.7
Triple Number Windward/Leeward High632.8
Predominantly Upwind667.0
Predominantly Downwind630.5
Predominantly Reaching601.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7376
Triple Number Coastal/Long Distance Medium0.9769
Triple Number Coastal/Long Distance High1.1204
Triple Number Windward/Leeward Low0.5701
Triple Number Windward/Leeward Medium0.7950
Triple Number Windward/Leeward High0.9482
Coastal/Long Distance0.8915
Predominantly Upwind0.8995
Predominantly Downwind0.9516
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7376
Tretall Distanseseilas Mellomvind0.9769
Tretall Distanseseilas Mye vind1.1204
Tretall Pølsebane Lite vind0.5701
Tretall Pølsebane Mellomvind0.7950
Tretall Pølsebane Mye vind0.9482
Distanseseilas ett tall (OSN 8-16kn)0.8915
Distanseseilas ett tall (APH 6-20kn)0.9724
Enkeltall Motvind0.8995
Enkeltall Medvind0.9516
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Coastal/Long Distance673.00.8915
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind667.00.8995
Predominantly Downwind630.50.9516
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore615.20.9753
Cape Doctor Coastal521.61.1504
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7376
Triple Number Coastal/Long Distance Medium0.9769
Triple Number Coastal/Long Distance High1.1204
Triple Number Windward/Leeward Low0.5701
Triple Number Windward/Leeward Medium0.7950
Triple Number Windward/Leeward High0.9482
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7376
Triple Number Coastal/Long Distance Medium0.9769
Triple Number Coastal/Long Distance High1.1204
Triple Number Windward/Leeward Low0.5701
Triple Number Windward/Leeward Medium0.7950
Triple Number Windward/Leeward High0.9482
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind667.00.8995
Predominantly Downwind630.50.9516
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance673.00.8915
Triple Number Coastal/Long Distance Low813.40.7376
Triple Number Coastal/Long Distance Medium614.20.9769
Triple Number Coastal/Long Distance High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1165.2878.9726.5633.5582.0546.2493.6
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low813.40.7376
Triple Number All Purpose Medium614.20.9769
Triple Number All Purpose High535.51.1204
Triple Number Windward/Leeward Low1052.40.5701
Triple Number Windward/Leeward Medium754.70.7950
Triple Number Windward/Leeward High632.80.9482
Predominantly Upwind667.00.8995
Predominantly Downwind630.50.9516
Predominantly Upwind Low912.00.6579
Predominantly Upwind Medium687.70.8725
Predominantly Upwind High614.00.9773
Predominantly Downwind Low886.00.6772
Predominantly Downwind Medium624.60.9605
Predominantly Downwind High517.61.1592
Chicago-Mac Upwind0.8806
Chicago-Mac All Purpose0.9045
Chicago-Mac Downwind0.9339
Bayview-Mac Cove Island0.8331
Bayview-Mac Shore0.8413
Harvest Moon Regatta534.91.1217
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy623.50.9623
San Francisco Bay Medium750.20.7998
Predominantly Reaching585.21.0252
Predominantly Reaching Low731.10.8207
Predominantly Reaching Medium581.41.0319
Predominantly Reaching High506.51.1845
Windward/Leeward 60-40 Low1060.90.5656
Windward/Leeward 60-40 Medium777.30.7719
Windward/Leeward 60-40 High664.00.9037
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1150.80.5214
5-Band Low / Medium957.40.6267
5-Band Medium738.00.8130
5-Band Medium / High643.70.9322
5-Band High611.40.9814
ORC Ref  03440002JN4Issued on 27/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Katla

NOR 15708

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassDehler 29MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA8.750Max. Beam3.024Draft1.822Displacement3,645Wetted area18.34IMS L8.285LSM08.184Acc. length8.750Sink (kg/mm) 14.02
VCGD-0.457VCGM-0.302RM Rated (kg·m) 91.3Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0033
EDL1.380ST10.048ST20.170
ST30.170ST40.170ST50.305
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.160IG10.940ISP11.210MDT10.095MDL10.145MDT20.095MDL20.145TL0.000MW0.145GO0.155
E4.000J3.150BAS1.250FSDFoilSFJ0.000SPL3.230WPLTPS0.000BDMWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.457Flotation Date01/01/2015MeasurerComment
SFFP0.200FFMFF1.143LCFcl4.855SG1.0140
SAFP8.330FAMFA0.907LCFsh5.065HBI1.033
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002JN4Issued on 27/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

Katla

NOR 15708

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment628-2018051119460.060.341.122.193.0425.1011/05/2018
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment628-2018051119240.040.430.861.732.593.3110.60NoNo 18.0811/05/2018
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment441-20190430094511.308.9210.115.665.65100%47.6730/04/2019
ORC Ref  03440002JN4Issued on 27/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org