Club
Certificate
2023

Boat

SKALAWAG

USA 11

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles44.4°43.0°41.7°40.8°40.5°40.3°40.2°
Beat VMG3.323.964.424.674.784.844.86
52°5.125.986.496.756.886.956.99
60°5.426.246.686.927.077.147.21
75°5.636.416.827.077.267.407.57
90°5.556.396.907.167.347.537.83
110°5.576.577.077.407.687.928.21
120°5.446.487.037.407.728.018.54
135°4.936.056.787.207.547.878.51
150°4.235.276.156.707.017.267.74
Run VMG3.664.575.325.806.126.627.24
Gybe Angles145.1°148.0°148.0°149.4°168.5°174.5°177.2°

APH: 586.1

CDL: 8.330

GPH: 652.9

CertNo: US1138

BOAT
ClassEricson 38 SDDesignerBruce KingBuilderEricson YachtsAge date06/1980Series date04/1980Offset fileUS18251sk.offData fileUSA 11-38
HULL
Length Overall11.480 mMaximum Beam3.730 mDraft1.499 mDisplacement7,031 kgDLR9.3477IMS DivisionCruiser/RacerDynamic Allowance0.250%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.381m
CREW
Maximum weight601 kgMinimum weight451 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail33.0733.57Headsail Luffed48.6448.64Headsail FlyingSymmetricAsymmetric115.00115.00 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail9.94Storm Jib11.76Heavy Weather Jib31.73
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  03330002R16Issued on 03/08/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SKALAWAG

USA 11

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1083.6909.2815.2771.1752.8743.5741.5
52°703.6601.8554.8533.2523.2518.1514.8
60°663.8576.7538.9520.1509.5503.9499.0
75°639.0561.6527.5508.8495.8486.2475.7
90°648.4563.5522.0502.7490.5478.3459.9
110°646.3548.0508.9486.2468.6454.5438.6
120°662.0555.7511.8486.7466.5449.3421.4
135°729.7595.2530.6499.9477.3457.6423.2
150°852.0682.7585.8537.7513.2495.6465.2
Run VMG983.8788.3676.4620.8587.8543.8497.0
Selected Courses
Windward / Leeward1033.7848.7745.8696.0670.3643.6619.2
All purpose798.1667.4600.6567.8549.0534.0516.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward723.90.8289
All purpose586.11.0237
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7221
Downwind "popa"0.8940
70% up, 30% down "Ilhabela"0.7663
30% up, 70% down "Ilhabela-inverso"0.8344
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Predominantly Upwind635.00.9449
Predominantly Downwind590.11.0168
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low732.80.8188
Triple Number All Purpose Medium582.41.0303
Triple Number All Purpose High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Predominantly Upwind635.00.9449
Predominantly Downwind590.11.0168
Predominantly Upwind Low825.20.7271
Predominantly Upwind Medium659.20.9102
Predominantly Upwind High619.60.9683
Predominantly Downwind Low788.30.7611
Predominantly Downwind Medium584.81.0260
Predominantly Downwind High506.01.1858
Chicago-Mac Upwind0.9284
Chicago-Mac All Purpose0.9619
Chicago-Mac Downwind1.0019
Bayview-Mac Cove Island0.9014
Bayview-Mac Shore0.9059
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching555.51.0802
Predominantly Reaching Low663.10.9048
Predominantly Reaching Medium548.21.0945
Predominantly Reaching High493.61.2156
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1019.40.5886
5-Band Low / Medium866.90.6921
5-Band Medium708.30.8471
5-Band Medium / High648.50.9251
5-Band High623.40.9624
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance637.6
Triple Number Coastal/Long Distance Low732.8
Triple Number Coastal/Long Distance Medium582.4
Triple Number Coastal/Long Distance High531.1
Triple Number Windward/Leeward Low941.2
Triple Number Windward/Leeward Medium718.9
Triple Number Windward/Leeward High641.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8188
Triple Number Coastal/Long Distance Medium1.0303
Triple Number Coastal/Long Distance High1.1297
Triple Number Windward/Leeward Low0.6375
Triple Number Windward/Leeward Medium0.8346
Triple Number Windward/Leeward High0.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low732.8
Triple Number Coastal/Long Distance Medium582.4
Triple Number Coastal/Long Distance High531.1
Triple Number Windward/Leeward Low941.2
Triple Number Windward/Leeward Medium718.9
Triple Number Windward/Leeward High641.2
Predominantly Upwind635.0
Predominantly Downwind590.1
Predominantly Reaching567.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8188
Triple Number Coastal/Long Distance Medium1.0303
Triple Number Coastal/Long Distance High1.1297
Triple Number Windward/Leeward Low0.6375
Triple Number Windward/Leeward Medium0.8346
Triple Number Windward/Leeward High0.9358
Coastal/Long Distance0.9410
Predominantly Upwind0.9449
Predominantly Downwind1.0168
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8188
Tretall Distanseseilas Mellomvind1.0303
Tretall Distanseseilas Mye vind1.1297
Tretall Pølsebane Lite vind0.6375
Tretall Pølsebane Mellomvind0.8346
Tretall Pølsebane Mye vind0.9358
Distanseseilas ett tall (OSN 8-16kn)0.9410
Distanseseilas ett tall (APH 6-20kn)1.0237
Enkeltall Motvind0.9449
Enkeltall Medvind1.0168
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Coastal/Long Distance637.60.9410
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind635.00.9449
Predominantly Downwind590.11.0168
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore626.50.9576
Cape Doctor Coastal521.61.1503
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8188
Triple Number Coastal/Long Distance Medium1.0303
Triple Number Coastal/Long Distance High1.1297
Triple Number Windward/Leeward Low0.6375
Triple Number Windward/Leeward Medium0.8346
Triple Number Windward/Leeward High0.9358
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8188
Triple Number Coastal/Long Distance Medium1.0303
Triple Number Coastal/Long Distance High1.1297
Triple Number Windward/Leeward Low0.6375
Triple Number Windward/Leeward Medium0.8346
Triple Number Windward/Leeward High0.9358
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Predominantly Upwind635.00.9449
Predominantly Downwind590.11.0168
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance637.60.9410
Triple Number Coastal/Long Distance Low732.80.8188
Triple Number Coastal/Long Distance Medium582.41.0303
Triple Number Coastal/Long Distance High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1028.7797.9674.1606.4570.8539.8492.5
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low732.80.8188
Triple Number All Purpose Medium582.41.0303
Triple Number All Purpose High531.11.1297
Triple Number Windward/Leeward Low941.20.6375
Triple Number Windward/Leeward Medium718.90.8346
Triple Number Windward/Leeward High641.20.9358
Predominantly Upwind635.00.9449
Predominantly Downwind590.11.0168
Predominantly Upwind Low825.20.7271
Predominantly Upwind Medium659.20.9102
Predominantly Upwind High619.60.9683
Predominantly Downwind Low788.30.7611
Predominantly Downwind Medium584.81.0260
Predominantly Downwind High506.01.1858
Chicago-Mac Upwind0.9284
Chicago-Mac All Purpose0.9619
Chicago-Mac Downwind1.0019
Bayview-Mac Cove Island0.9014
Bayview-Mac Shore0.9059
Harvest Moon Regatta513.41.1688
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy625.50.9593
San Francisco Bay Medium707.60.8480
Predominantly Reaching555.51.0802
Predominantly Reaching Low663.10.9048
Predominantly Reaching Medium548.21.0945
Predominantly Reaching High493.61.2156
Windward/Leeward 60-40 Low952.20.6301
Windward/Leeward 60-40 Medium744.00.8064
Windward/Leeward 60-40 High676.50.8869
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low1019.40.5886
5-Band Low / Medium866.90.6921
5-Band Medium708.30.8471
5-Band Medium / High648.50.9251
5-Band High623.40.9624
ORC Ref  03330002R16Issued on 03/08/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SKALAWAG

USA 11

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassEricson 38 SDMeasurementHINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA11.480Max. Beam3.730Draft1.499Displacement7,031Wetted area25.26IMS L9.159LSM09.094Acc. length11.480Sink (kg/mm) 19.10
VCGD0.014VCGM0.022RM Rated (kg·m) 145.2Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.013PIPA0.0014
PSD0.025PHD0.071PHL0.180
PSA24.0°ESL
ST10.702ST20.046ST30.141
ST4ST5
RIG
Forestay tensionFixedInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2Rotating mastNo
P13.300IG15.228ISP15.240MDT10.187MDL10.217MDT20.181MDL20.184TL2.768MW0.184GO0.217
E4.267J4.950BAS1.808FSD0.016SFJ0.000SPLWPLTPS5.050BD0.150MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/08/2023MeasurerComment
SFFP0.706FFMFF1.369LCFcl6.469SG
SAFP10.650FAMFA0.926LCFsh6.734HBI1.072
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03330002R16Issued on 03/08/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SKALAWAG

USA 11

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMn0.150.881.582.653.5033.0711/07/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentRF0.060.791.573.245.016.8114.65NoNo 48.6411/07/2023J35.4814.59YesNo 40.70from PHRF
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentAP16.2014.5015.359.008.95101%115.0011/07/2023014.7813.2614.026.406.8993%75.92from PHRF
ORC Ref  03330002R16Issued on 03/08/2023Valid until 31/12/2023
VPP ver: 2023 1.03 | © ORC | www.orc.org