Club
Certificate
Double Handed
2023

Boat

Kårstua

NOR 14784

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 Angles42.0°40.6°40.0°39.6°40.0°40.2°41.2°
Beat VMG3.343.994.324.454.504.514.43
52°5.035.896.336.506.576.616.59
60°5.286.136.576.756.836.886.89
75°5.466.306.777.027.167.247.32
90°5.526.366.797.127.377.577.79
110°5.676.647.117.367.597.798.14
120°5.556.597.157.597.898.158.62
135°5.006.176.937.437.938.459.56
150°4.255.356.266.867.237.588.37
Run VMG3.684.635.425.946.266.767.51
Gybe Angles144.2°147.8°148.3°149.6°149.3°173.9°174.8°

APH: 591.7

CDL: 7.793

GPH: 657.2

CertNo: 21630

BOAT
ClassElan 310 2.15DesignerHumphreys RobBuilderElanAge date01/2012Series date01/2009Offset fileELAN310IK.OFfData file21630
HULL
Length Overall9.250 mMaximum Beam3.198 mDraft2.167 mDisplacement3,933 kgDLR5.7751IMS DivisionCruiser/RacerDynamic Allowance0.200%Age Allowance0.455%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.340m
CREW
Maximum weight170 kgMinimum weight120 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail30.4331.09Headsail Luffed25.2425.24Headsail FlyingSymmetricAsymmetric94.1594.15 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail8.71Storm Jib7.59Heavy Weather Jib20.49
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  03440002HLMIssued on 11/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Kårstua

NOR 14784

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 VMG1077.5903.4833.4809.7800.7797.8812.2
52°715.4611.4568.5554.2547.6544.5546.1
60°682.2587.6547.8533.4526.9523.6522.4
75°659.9571.4531.4512.6503.1497.3492.1
90°652.1566.3529.9505.4488.3475.6462.3
110°635.1542.1506.0488.9474.3462.0442.3
120°648.8546.5503.3474.6456.2441.6417.8
135°720.0583.5519.8484.6453.8425.9376.7
150°847.7673.2575.3524.9498.2474.8430.2
Run VMG978.8777.3664.3606.1575.3532.7479.1
Selected Courses
Windward / Leeward1028.2840.3748.8707.9688.0665.2645.6
All purpose797.0664.3603.2574.7558.2544.0527.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward734.00.8175
All purpose591.71.0140
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6960
Downwind "popa"0.9104
70% up, 30% down "Ilhabela"0.7489
30% up, 70% down "Ilhabela-inverso"0.8333
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Predominantly Upwind647.90.9261
Predominantly Downwind583.81.0278
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low730.60.8212
Triple Number All Purpose Medium587.51.0212
Triple Number All Purpose High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Predominantly Upwind647.90.9261
Predominantly Downwind583.81.0278
Predominantly Upwind Low823.70.7284
Predominantly Upwind Medium679.10.8836
Predominantly Upwind High655.20.9157
Predominantly Downwind Low782.70.7665
Predominantly Downwind Medium575.41.0428
Predominantly Downwind High490.51.2233
Chicago-Mac Upwind0.9103
Chicago-Mac All Purpose0.9571
Chicago-Mac Downwind1.0110
Bayview-Mac Cove Island0.8995
Bayview-Mac Shore0.9014
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching555.51.0800
Predominantly Reaching Low661.90.9065
Predominantly Reaching Medium548.01.0949
Predominantly Reaching High489.11.2268
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1013.70.5919
5-Band Low / Medium863.10.6952
5-Band Medium718.80.8347
5-Band Medium / High669.50.8962
5-Band High649.00.9245
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance642.0
Triple Number Coastal/Long Distance Low730.6
Triple Number Coastal/Long Distance Medium587.5
Triple Number Coastal/Long Distance High541.5
Triple Number Windward/Leeward Low934.3
Triple Number Windward/Leeward Medium727.6
Triple Number Windward/Leeward High663.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8212
Triple Number Coastal/Long Distance Medium1.0212
Triple Number Coastal/Long Distance High1.1081
Triple Number Windward/Leeward Low0.6422
Triple Number Windward/Leeward Medium0.8246
Triple Number Windward/Leeward High0.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low730.6
Triple Number Coastal/Long Distance Medium587.5
Triple Number Coastal/Long Distance High541.5
Triple Number Windward/Leeward Low934.3
Triple Number Windward/Leeward Medium727.6
Triple Number Windward/Leeward High663.6
Predominantly Upwind647.9
Predominantly Downwind583.8
Predominantly Reaching563.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8212
Triple Number Coastal/Long Distance Medium1.0212
Triple Number Coastal/Long Distance High1.1081
Triple Number Windward/Leeward Low0.6422
Triple Number Windward/Leeward Medium0.8246
Triple Number Windward/Leeward High0.9042
Coastal/Long Distance0.9346
Predominantly Upwind0.9261
Predominantly Downwind1.0278
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8212
Tretall Distanseseilas Mellomvind1.0212
Tretall Distanseseilas Mye vind1.1081
Tretall Pølsebane Lite vind0.6422
Tretall Pølsebane Mellomvind0.8246
Tretall Pølsebane Mye vind0.9042
Distanseseilas ett tall (OSN 8-16kn)0.9346
Distanseseilas ett tall (APH 6-20kn)1.0140
Enkeltall Motvind0.9261
Enkeltall Medvind1.0278
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Coastal/Long Distance642.00.9346
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind647.90.9261
Predominantly Downwind583.81.0278
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore651.50.9209
Cape Doctor Coastal532.71.1264
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8212
Triple Number Coastal/Long Distance Medium1.0212
Triple Number Coastal/Long Distance High1.1081
Triple Number Windward/Leeward Low0.6422
Triple Number Windward/Leeward Medium0.8246
Triple Number Windward/Leeward High0.9042
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8212
Triple Number Coastal/Long Distance Medium1.0212
Triple Number Coastal/Long Distance High1.1081
Triple Number Windward/Leeward Low0.6422
Triple Number Windward/Leeward Medium0.8246
Triple Number Windward/Leeward High0.9042
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Predominantly Upwind647.90.9261
Predominantly Downwind583.81.0278
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance642.00.9346
Triple Number Coastal/Long Distance Low730.60.8212
Triple Number Coastal/Long Distance Medium587.51.0212
Triple Number Coastal/Long Distance High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1023.2791.0676.7614.3579.9548.4499.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low730.60.8212
Triple Number All Purpose Medium587.51.0212
Triple Number All Purpose High541.51.1081
Triple Number Windward/Leeward Low934.30.6422
Triple Number Windward/Leeward Medium727.60.8246
Triple Number Windward/Leeward High663.60.9042
Predominantly Upwind647.90.9261
Predominantly Downwind583.81.0278
Predominantly Upwind Low823.70.7284
Predominantly Upwind Medium679.10.8836
Predominantly Upwind High655.20.9157
Predominantly Downwind Low782.70.7665
Predominantly Downwind Medium575.41.0428
Predominantly Downwind High490.51.2233
Chicago-Mac Upwind0.9103
Chicago-Mac All Purpose0.9571
Chicago-Mac Downwind1.0110
Bayview-Mac Cove Island0.8995
Bayview-Mac Shore0.9014
Harvest Moon Regatta509.31.1780
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy644.90.9303
San Francisco Bay Medium714.20.8401
Predominantly Reaching555.51.0800
Predominantly Reaching Low661.90.9065
Predominantly Reaching Medium548.01.0949
Predominantly Reaching High489.11.2268
Windward/Leeward 60-40 Low945.50.6346
Windward/Leeward 60-40 Medium760.10.7894
Windward/Leeward 60-40 High711.30.8435
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1013.70.5919
5-Band Low / Medium863.10.6952
5-Band Medium718.80.8347
5-Band Medium / High669.50.8962
5-Band High649.00.9245
ORC Ref  03440002HLMIssued on 11/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Kårstua

NOR 14784

Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassElan 310 2.15MeasurementHINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.250Max. Beam3.198Draft2.167Displacement3,933Wetted area20.52IMS L8.783LSM08.798Acc. length9.250Sink (kg/mm) 16.13
VCGD0.160VCGM0.200RM Rated (kg·m) 72.7Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0039
EDL1.870ST10.070ST20.180
ST30.180ST40.110ST50.350
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P12.050IG12.250ISP13.750MDT10.090MDL10.150MDT20.090MDL20.113TL2.330MW0.140GO0.160
E4.130J3.580BAS1.420FSDFoilSFJ0.000SPL0.000WPLTPS4.510BDMWT93.30MCG4.490
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.160Flotation Date01/01/2015MeasurerComment
SFFP0.375FFMFF1.266LCFcl5.293SG1.0050
SAFP9.161FAMFA0.984LCFsh5.509HBI1.124
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440002HLMIssued on 11/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
Double Handed
2023

Boat

Kårstua

NOR 14784

Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment306-2021110913280.340.991.662.723.4930.4328/02/2022Storseil 2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment601-2017022411020.070.611.192.183.083.8512.12NoNo 25.2424/02/2017Missing 3/4 width in options, Jwu (7/8 width) 1,185 M is 3/4
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment330-20180307131314.9812.2713.638.547.30117%94.1507/03/2018366-20130528225714.1612.6613.417.437.8994%84.0628/05/2013365-20130320113913.6812.1912.945.906.0098%63.8120/03/2013Ullman Sails A4 1.5oz
ORC Ref  03440002HLMIssued on 11/04/2023Valid until 31/03/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org