Club Certificate2025
ArrowROU-3247
ROMANIAN YACHTING FEDERATION
Str. Vasie Conta nr.16
Bucharest
ROMANIA
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 Angles42.4°42.4°40.3°38.2°37.9°38.0°38.2°39.2°40.7°
Beat VMG2.253.063.654.024.154.204.224.214.13
52°3.484.605.315.665.845.925.986.066.06
60°3.684.815.485.816.056.176.276.386.43
75°3.804.935.595.986.336.596.756.997.11
90°4.045.205.836.146.446.867.217.708.06
110°4.115.326.066.657.077.457.828.579.40
120°3.995.205.996.677.337.928.439.6011.04
135°3.524.745.636.296.987.868.9111.5713.14
150°2.864.055.045.716.286.867.6510.8313.78
Run VMG2.483.514.364.965.455.946.629.3811.93
Gybe Angles145.1°145.1°149.6°152.5°151.2°147.7°144.7°144.2°147.8°
APH ToD:634.7CDL: 5.923APH ToT: 0.9454CertNo:
BOAT
ClassSB20 ONE DESIGNDesignerTONY CASTROBuilderLASERAge date01/2006Series date08/2003Offset filelasb3.OD.offData file2025_ROU3247_Arrow
HULL
Length Overall6.141 mMaximum Beam2.148 mDraft1.513 mDisplacement724 kgDLR3.9020IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight270 kg(declared)Minimum weight140 kg ✱ when appliedNon Manual PowerNoCrew Arm ExtensionLoose or no lifelines
SAIL AREAS (m²)
MeasuredRatedMainsail16.6117.28Headsail Luffed8.868.86Headsail FlyingSymmetricAsymmetric44.5044.50 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail4.46Storm Jib2.84Heavy Weather Jib7.66
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
ArrowROU-3247
ROMANIAN YACHTING FEDERATION
Str. Vasie Conta nr.16
Bucharest
ROMANIA
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 VMG1598.41176.3985.0895.7867.2857.9854.1856.1871.3
52°1035.3782.6677.6635.6616.5607.6601.6594.0593.7
60°977.6748.7657.5619.3594.9583.0574.4564.3560.1
75°947.9730.2644.3602.5568.6546.6533.3515.0506.1
90°890.5691.7617.3586.3558.6524.7499.1467.4446.8
110°875.3676.4594.3541.7509.1483.2460.2420.3383.1
120°903.2691.7601.1539.8491.1454.4426.9375.2326.0
135°1023.8758.8639.3572.6515.4457.7403.9311.1274.0
150°1260.7889.2714.4630.5573.0524.5470.9332.5261.3
Run VMG1453.41026.8825.0725.5661.1605.7543.7383.9301.7
Selected Courses
Windward / Leeward1524.71101.5905.0810.6764.1731.8698.9620.0586.5
All purpose1152.9856.3724.4659.7621.7592.6566.8515.4490.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward784.20.7651
All purpose634.70.9454
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6469
Downwind "popa"0.8802
70% up, 30% down "Ilhabela"0.7028
30% up, 70% down "Ilhabela-inverso"0.7943
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Predominantly Upwind703.70.8526
Predominantly Downwind625.00.9600
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low790.30.7592
Triple Number AP Medium635.70.9438
Triple Number AP High554.01.0831
Triple Number Windward/Leeward Low1046.10.5736
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Single Number Predominant Upwind725.40.8272
Single Number Predominant Reaching618.10.9706
Single Number Predominant Downwind641.30.9356
Predominant Upwind - Low956.00.6276
Predominant Upwind - Low/Med758.70.7908
Predominant Upwind - Medium686.40.8741
Predominant Upwind - Med/High642.00.9345
Predominant Upwind - High614.50.9764
Predominant Downwind Low914.20.6563
Predominant Downwind Low/Med705.70.8502
Predominant Downwind Medium611.10.9818
Predominant Downwind Med/High520.41.1530
Predominant Downwind High440.71.3614
Predominant Reaching Low830.20.7227
Predominant Reaching Low/Med664.80.9026
Predominant Reaching Medium591.91.0136
Predominant Reaching Med/High525.01.1428
Predominant Reaching High475.71.2612
SA/DSPL Upwind31.64SA/DSPL Downwind75.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1158.50.5179
5-Band Windward/Leeward Low/Med879.90.6819
5-Band Windward/Leeward Medium772.70.7765
5-Band Windward/Leeward Med/High696.60.8614
5-Band Windward/Leeward High627.80.9557
Windward/Leeward 60-40 Low1173.60.5113
Windward/Leeward 60-40 Low/Med896.70.6691
Windward/Leeward 60-40 Medium793.90.7558
Windward/Leeward 60-40 Med/High728.50.8236
Windward/Leeward 60-40 High673.90.8903
5-Band AP Low856.60.7004
5-Band AP Low/Med705.80.8500
5-Band AP Medium627.10.9568
5-Band AP Med/High567.11.0580
5-Band AP High520.01.1539
5-Band SF Bay Tour - Low1008.90.5947
5-Band SF Bay Tour - Low/Med844.70.7103
5-Band SF Bay Tour - Medium744.50.8059
5-Band SF Bay Tour - Med/High675.10.8887
5-Band SF Bay Tour - High617.10.9724
Chicago-Mac Upwind0.8042
Chicago-Mac All Purpose0.8503
Chicago-Mac Downwind0.8963
Bayview-Mac Cove Island0.6404
Bayview-Mac Shore0.6443
Harvest Moon Regatta529.71.1326
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance688.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating688.10.8719
FinRating, kevyt tuuli1133.80.8820
FinRating, kova tuuli519.70.9620
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8719
Triple Number Coastal/Long Distance Low0.7592
Triple Number Coastal/Long Distance Medium0.9439
Triple Number Coastal/Long Distance High1.0831
Triple Number Windward/Leeward Low0.5980
Triple Number Windward/Leeward Medium0.7660
Triple Number Windward/Leeward High0.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
For information
General Purpose Handicap (GPH)706.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low790.3
Triple Number Coastal/Long Distance Medium635.7
Triple Number Coastal/Long Distance High554.0
Triple Number Windward/Leeward Low1003.3
Triple Number Windward/Leeward Medium783.3
Triple Number Windward/Leeward High677.5
Predominantly Upwind703.7
Predominantly Downwind625.0
Predominantly Reaching606.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7592
Triple Number Coastal/Long Distance Medium0.9439
Triple Number Coastal/Long Distance High1.0831
Triple Number Windward/Leeward Low0.5980
Triple Number Windward/Leeward Medium0.7660
Triple Number Windward/Leeward High0.8856
Coastal/Long Distance0.8719
Predominantly Upwind0.8526
Predominantly Downwind0.9600
For information
General Purpose Handicap (GPH)706.9
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9454
Distanseseilas Trippeltall svak vind0.7592
Distanseseilas Trippeltall mellomvind0.9439
Distanseseilas Trippeltall sterk vind1.0831
Pølsebane Trippeltall svak vind0.5980
Pølsebane Trippeltall mellomvind0.7660
Pølsebane Trippeltall sterk vind0.8856
Motvind Singeltall0.8526
Medvind Singeltall0.9600
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Coastal/Long Distance688.10.8719
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind703.70.8526
Predominantly Downwind625.00.9600
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore596.61.0058
Cape Doctor Coastal498.01.2049
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7592
Triple Number Coastal/Long Distance Medium0.9439
Triple Number Coastal/Long Distance High1.0831
Triple Number Windward/Leeward Low0.5980
Triple Number Windward/Leeward Medium0.7660
Triple Number Windward/Leeward High0.8856
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7592
Triple Number Coastal/Long Distance Medium0.9439
Triple Number Coastal/Long Distance High1.0831
Triple Number Windward/Leeward Low0.5980
Triple Number Windward/Leeward Medium0.7660
Triple Number Windward/Leeward High0.8856
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Predominantly Upwind703.70.8526
Predominantly Downwind625.00.9600
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance688.10.8719
Triple Number Coastal/Long Distance Low790.30.7592
Triple Number Coastal/Long Distance Medium635.70.9439
Triple Number Coastal/Long Distance High554.01.0831
Triple Number Windward/Leeward Low1003.30.5980
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1596.51094.1853.5735.9664.0616.0571.0485.6454.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low790.30.7592
Triple Number AP Medium635.70.9438
Triple Number AP High554.01.0831
Triple Number Windward/Leeward Low1046.10.5736
Triple Number Windward/Leeward Medium783.30.7660
Triple Number Windward/Leeward High677.50.8856
Single Number Predominant Upwind725.40.8272
Single Number Predominant Reaching618.10.9706
Single Number Predominant Downwind641.30.9356
Predominant Upwind - Low956.00.6276
Predominant Upwind - Low/Med758.70.7908
Predominant Upwind - Medium686.40.8741
Predominant Upwind - Med/High642.00.9345
Predominant Upwind - High614.50.9764
Predominant Downwind Low914.20.6563
Predominant Downwind Low/Med705.70.8502
Predominant Downwind Medium611.10.9818
Predominant Downwind Med/High520.41.1530
Predominant Downwind High440.71.3614
Predominant Reaching Low830.20.7227
Predominant Reaching Low/Med664.80.9026
Predominant Reaching Medium591.91.0136
Predominant Reaching Med/High525.01.1428
Predominant Reaching High475.71.2612
SA/DSPL Upwind31.64SA/DSPL Downwind75.88
Scoring OptionTODTOT
5-Band Windward/Leeward Low1158.50.5179
5-Band Windward/Leeward Low/Med879.90.6819
5-Band Windward/Leeward Medium772.70.7765
5-Band Windward/Leeward Med/High696.60.8614
5-Band Windward/Leeward High627.80.9557
Windward/Leeward 60-40 Low1173.60.5113
Windward/Leeward 60-40 Low/Med896.70.6691
Windward/Leeward 60-40 Medium793.90.7558
Windward/Leeward 60-40 Med/High728.50.8236
Windward/Leeward 60-40 High673.90.8903
5-Band AP Low856.60.7004
5-Band AP Low/Med705.80.8500
5-Band AP Medium627.10.9568
5-Band AP Med/High567.11.0580
5-Band AP High520.01.1539
5-Band SF Bay Tour - Low1008.90.5947
5-Band SF Bay Tour - Low/Med844.70.7103
5-Band SF Bay Tour - Medium744.50.8059
5-Band SF Bay Tour - Med/High675.10.8887
5-Band SF Bay Tour - High617.10.9724
Chicago-Mac Upwind0.8042
Chicago-Mac All Purpose0.8503
Chicago-Mac Downwind0.8963
Bayview-Mac Cove Island0.6404
Bayview-Mac Shore0.6443
Harvest Moon Regatta529.71.1326
Club Certificate2025
ArrowROU-3247
ROMANIAN YACHTING FEDERATION
Str. Vasie Conta nr.16
Bucharest
ROMANIA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSB20 ONE DESIGNMeasurement16/03/2012HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.141Max. Beam2.148Draft1.513Displacement724Wetted area8.45IMS L5.916LSM05.703Acc. length6.141Sink (kg/mm) 6.53
VCGD-0.158VCGM-0.141RM Rated (kg·m) 15.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight309Declared crew weight270
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P7.950IG7.340ISP8.940MDT10.070MDL10.100MDT20.070MDL20.082TL1.400MW0.090GO0.145
E3.200J2.180BAS0.940FSDSFJ0.050SPL0.000WPLTPS4.050BD0.140MWT31.10MCG3.290
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date18/05/2016
W117.9W217.9W317.9W417.9
PD1568.3PD2566.3PD3569.1PD4565.9
WD6.160PLM9000.00GSA1.0RSA1.0RM15.3
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ArrowROU-3247
ROMANIAN YACHTING FEDERATION
Str. Vasie Conta nr.16
Bucharest
ROMANIA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.230.811.432.322.9016.61* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.420.721.321.842.227.13NoNo 8.86
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentORC9.559.559.555.645.40104%44.50* Copied from legacy *