Club Certificate2025
GHOSTUSA 56607
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles41.9°41.9°39.8°38.6°38.0°37.8°37.7°38.9°41.1°
Beat VMG2.743.734.434.754.894.985.045.024.84
52°4.245.616.476.796.947.047.117.177.09
60°4.515.896.707.027.187.307.397.497.45
75°4.756.116.857.287.557.757.918.128.18
90°4.806.206.967.357.828.178.438.849.07
110°4.826.297.177.758.238.638.979.7110.49
120°4.726.217.187.918.479.109.6610.6411.37
135°3.955.546.817.618.459.4210.4312.1214.04
150°3.274.655.856.807.578.319.3011.9015.33
Run VMG2.834.035.065.896.567.208.0510.3013.27
Gybe Angles142.4°142.4°146.5°150.3°151.4°148.3°145.9°146.1°149.8°
APH ToD:533.7CDL: 8.572APH ToT: 1.1241CertNo:US56607
BOAT
ClassColumbia 30 SportDesignerKernanBuilderColumbia YachtsAge date01/2006Series date05/2005Offset fileCOL30_JT-2.offData fileUSA56607
HULL
Length Overall9.150 mMaximum Beam2.876 mDraft2.159 mDisplacement2,044 kgDLR3.2280IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.358m
CREW
Maximum weight455 kg(declared)Minimum weight325 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail34.0135.49Headsail Luffed18.9118.91Headsail FlyingSymmetricAsymmetric95.3295.32 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail8.49Storm Jib4.48Heavy Weather Jib12.08
SAIL LIMITS
Headsails5Spinnakers4
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.
Club Certificate2025
GHOSTUSA 56607
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1313.0964.2812.1758.7735.5722.7715.0716.9743.9
52°849.8641.2556.3529.9518.4511.0506.1501.9507.8
60°797.9610.9537.6513.0501.3493.0487.0480.4483.0
75°757.3589.2525.2494.5476.6464.3455.2443.6440.2
90°750.2580.9517.2489.9460.5440.5426.8407.3396.7
110°746.2572.6501.9464.6437.5417.2401.3370.9343.1
120°763.0580.0501.1455.2424.9395.7372.6338.3316.6
135°912.3649.5528.5473.3426.0382.0345.3297.0256.4
150°1102.5774.2615.6529.7475.8433.1387.1302.6234.9
Run VMG1273.2894.0710.8611.4548.6500.1447.0349.4271.2
Selected Courses
Windward / Leeward1292.4929.1761.4685.1642.1611.4581.0533.2507.5
All purpose971.9717.3604.5554.1522.5498.7477.9446.7429.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward659.30.9101
All purpose533.71.1241
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7742
Downwind "popa"1.0341
70% up, 30% down "Ilhabela"0.8373
30% up, 70% down "Ilhabela-inverso"0.9395
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Predominantly Upwind588.51.0195
Predominantly Downwind522.61.1481
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low660.90.9079
Triple Number AP Medium533.91.1237
Triple Number AP High471.41.2728
Triple Number Windward/Leeward Low882.40.6799
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Single Number Predominant Upwind608.40.9862
Single Number Predominant Reaching520.01.1538
Single Number Predominant Downwind541.41.1083
Predominant Upwind - Low794.70.7550
Predominant Upwind - Low/Med632.60.9485
Predominant Upwind - Medium575.81.0421
Predominant Upwind - Med/High541.01.1090
Predominant Upwind - High524.41.1442
Predominant Downwind Low780.70.7685
Predominant Downwind Low/Med592.81.0122
Predominant Downwind Medium509.81.1769
Predominant Downwind Med/High440.01.3636
Predominant Downwind High388.71.5435
Predominant Reaching Low700.10.8571
Predominant Reaching Low/Med554.91.0813
Predominant Reaching Medium493.91.2148
Predominant Reaching Med/High445.61.3466
Predominant Reaching High415.51.4442
SA/DSPL Upwind32.78SA/DSPL Downwind80.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low978.20.6134
5-Band Windward/Leeward Low/Med741.60.8091
5-Band Windward/Leeward Medium648.90.9246
5-Band Windward/Leeward Med/High583.21.0287
5-Band Windward/Leeward High537.01.1173
Windward/Leeward 60-40 Low985.20.6090
Windward/Leeward 60-40 Low/Med754.10.7956
Windward/Leeward 60-40 Medium667.50.8989
Windward/Leeward 60-40 Med/High610.30.9832
Windward/Leeward 60-40 High573.91.0456
5-Band AP Low719.60.8338
5-Band AP Low/Med591.21.0149
5-Band AP Medium526.91.1388
5-Band AP Med/High479.91.2502
5-Band AP High449.21.3358
5-Band SF Bay Tour - Low847.20.7082
5-Band SF Bay Tour - Low/Med710.10.8450
5-Band SF Bay Tour - Medium625.70.9589
5-Band SF Bay Tour - Med/High566.91.0583
5-Band SF Bay Tour - High528.51.1352
Chicago-Mac Upwind0.9600
Chicago-Mac All Purpose1.0119
Chicago-Mac Downwind1.0631
Bayview-Mac Cove Island0.7593
Bayview-Mac Shore0.7645
Harvest Moon Regatta449.01.3363
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance579.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating571.91.0492
FinRating, kevyt tuuli957.81.0440
FinRating, kova tuuli450.11.1109
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0354
Triple Number Coastal/Long Distance Low0.9079
Triple Number Coastal/Long Distance Medium1.1238
Triple Number Coastal/Long Distance High1.2728
Triple Number Windward/Leeward Low0.7098
Triple Number Windward/Leeward Medium0.9109
Triple Number Windward/Leeward High1.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
For information
General Purpose Handicap (GPH)593.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low660.9
Triple Number Coastal/Long Distance Medium533.9
Triple Number Coastal/Long Distance High471.4
Triple Number Windward/Leeward Low845.3
Triple Number Windward/Leeward Medium658.7
Triple Number Windward/Leeward High570.7
Predominantly Upwind588.5
Predominantly Downwind522.6
Predominantly Reaching506.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9079
Triple Number Coastal/Long Distance Medium1.1238
Triple Number Coastal/Long Distance High1.2728
Triple Number Windward/Leeward Low0.7098
Triple Number Windward/Leeward Medium0.9109
Triple Number Windward/Leeward High1.0514
Coastal/Long Distance1.0354
Predominantly Upwind1.0195
Predominantly Downwind1.1481
For information
General Purpose Handicap (GPH)593.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1241
Distanseseilas Trippeltall svak vind0.9079
Distanseseilas Trippeltall mellomvind1.1238
Distanseseilas Trippeltall sterk vind1.2728
Pølsebane Trippeltall svak vind0.7098
Pølsebane Trippeltall mellomvind0.9109
Pølsebane Trippeltall sterk vind1.0514
Motvind Singeltall1.0195
Medvind Singeltall1.1481
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Coastal/Long Distance579.51.0354
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind588.51.0195
Predominantly Downwind522.61.1481
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore515.21.1645
Cape Doctor Coastal434.71.3802
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9079
Triple Number Coastal/Long Distance Medium1.1238
Triple Number Coastal/Long Distance High1.2728
Triple Number Windward/Leeward Low0.7098
Triple Number Windward/Leeward Medium0.9109
Triple Number Windward/Leeward High1.0514
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9079
Triple Number Coastal/Long Distance Medium1.1238
Triple Number Coastal/Long Distance High1.2728
Triple Number Windward/Leeward Low0.7098
Triple Number Windward/Leeward Medium0.9109
Triple Number Windward/Leeward High1.0514
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Predominantly Upwind588.51.0195
Predominantly Downwind522.61.1481
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance579.51.0354
Triple Number Coastal/Long Distance Low660.90.9079
Triple Number Coastal/Long Distance Medium533.91.1238
Triple Number Coastal/Long Distance High471.41.2728
Triple Number Windward/Leeward Low845.30.7098
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1362.5925.6717.7620.2559.3518.7481.7423.0404.2
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low660.90.9079
Triple Number AP Medium533.91.1237
Triple Number AP High471.41.2728
Triple Number Windward/Leeward Low882.40.6799
Triple Number Windward/Leeward Medium658.70.9109
Triple Number Windward/Leeward High570.71.0514
Single Number Predominant Upwind608.40.9862
Single Number Predominant Reaching520.01.1538
Single Number Predominant Downwind541.41.1083
Predominant Upwind - Low794.70.7550
Predominant Upwind - Low/Med632.60.9485
Predominant Upwind - Medium575.81.0421
Predominant Upwind - Med/High541.01.1090
Predominant Upwind - High524.41.1442
Predominant Downwind Low780.70.7685
Predominant Downwind Low/Med592.81.0122
Predominant Downwind Medium509.81.1769
Predominant Downwind Med/High440.01.3636
Predominant Downwind High388.71.5435
Predominant Reaching Low700.10.8571
Predominant Reaching Low/Med554.91.0813
Predominant Reaching Medium493.91.2148
Predominant Reaching Med/High445.61.3466
Predominant Reaching High415.51.4442
SA/DSPL Upwind32.78SA/DSPL Downwind80.10
Scoring OptionTODTOT
5-Band Windward/Leeward Low978.20.6134
5-Band Windward/Leeward Low/Med741.60.8091
5-Band Windward/Leeward Medium648.90.9246
5-Band Windward/Leeward Med/High583.21.0287
5-Band Windward/Leeward High537.01.1173
Windward/Leeward 60-40 Low985.20.6090
Windward/Leeward 60-40 Low/Med754.10.7956
Windward/Leeward 60-40 Medium667.50.8989
Windward/Leeward 60-40 Med/High610.30.9832
Windward/Leeward 60-40 High573.91.0456
5-Band AP Low719.60.8338
5-Band AP Low/Med591.21.0149
5-Band AP Medium526.91.1388
5-Band AP Med/High479.91.2502
5-Band AP High449.21.3358
5-Band SF Bay Tour - Low847.20.7082
5-Band SF Bay Tour - Low/Med710.10.8450
5-Band SF Bay Tour - Medium625.70.9589
5-Band SF Bay Tour - Med/High566.91.0583
5-Band SF Bay Tour - High528.51.1352
Chicago-Mac Upwind0.9600
Chicago-Mac All Purpose1.0119
Chicago-Mac Downwind1.0631
Bayview-Mac Cove Island0.7593
Bayview-Mac Shore0.7645
Harvest Moon Regatta449.01.3363
Club Certificate2025
GHOSTUSA 56607
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassColumbia 30 SportMeasurementHINPlan reviewHull constructionCoredCarbon rudderYesLight stanchionsNoTrim tabNo
LOA9.150Max. Beam2.876Draft2.159Displacement2,044Wetted area15.93IMS L8.901LSM08.586Acc. length9.150Sink (kg/mm) 12.54
VCGD-0.106VCGM-0.133RM Rated (kg·m) 49.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight554Declared crew weight455
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.358PBWPIPA0.0037
EDL1.349ST10.069ST20.087
ST30.178ST40.120ST50.299
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstaysCheckstaysSpreaders2Rotating mastNo
P11.300IG9.457ISP12.876MDT10.085MDL10.140MDT20.062MDL20.108TL2.163MW0.145GO0.145
E4.291J3.356BAS1.425FSDFoilSFJ0.200SPLWPLTPS5.041BD0.125MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered49.0Flotation Date02/06/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
GHOSTUSA 56607
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentGPL Main1.011.552.333.263.8634.0109/01/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ2-250.150.631.121.972.803.629.80YesNo 18.9128/01/20252134-1
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-2514.8812.1813.538.597.91109%95.3203/02/2025200922C-013.1511.5812.376.027.5080%65.0809/01/2025