Club Certificate2025
DESCALZOESP-739_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 Angles43.0°43.0°41.2°39.0°37.6°37.8°38.1°40.1°43.9°
Beat VMG2.152.913.473.854.054.104.114.003.78
52°3.344.415.095.445.635.715.745.745.67
60°3.554.625.255.565.765.885.935.985.95
75°3.684.755.355.665.916.116.246.376.44
90°3.764.895.565.936.196.356.496.746.92
110°3.814.955.626.066.466.837.177.738.37
120°3.654.805.535.976.406.837.338.699.75
135°3.204.365.215.716.126.537.008.7311.89
150°2.653.744.655.305.726.056.407.2010.28
Run VMG2.303.244.024.605.045.395.696.298.90
Gybe Angles146.2°146.2°149.3°151.9°158.9°163.3°163.5°160.6°140.8°
APH ToD:680.4CDL: 5.692APH ToT: 0.8818CertNo:73901
BOAT
ClassSUN FAST 20DesignerCENTKOWSKI JBuilderJEANNEAUAge date01/1996Series date01/1996Offset fileE248.OFFData fileE739_C
HULL
Length Overall6.110 mMaximum Beam2.338 mDraft1.290 mDisplacement940 kgDLR5.7884IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight250 kg(declared)Minimum weight130 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail13.8814.26Headsail Luffed13.0713.07Headsail FlyingSymmetricAsymmetric33.4933.49 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail3.96Storm Jib1.82Heavy Weather Jib4.91
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MOTOR FUERABORDA
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
DESCALZOESP-739_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 VMG1674.21237.11038.3935.3888.9877.8876.1900.1953.3
52°1079.0816.5707.4662.1639.7630.6626.8627.0635.3
60°1015.4779.2685.9647.8625.0612.5607.1602.3605.2
75°979.5758.0672.9635.5608.9588.9576.6564.9559.4
90°957.0736.0648.0606.7581.2566.8555.1534.2520.2
110°945.5727.6640.1594.0557.1526.9501.8466.0430.0
120°987.1749.6650.9603.0562.8526.8491.0414.2369.1
135°1126.5825.6690.7629.9588.3551.2514.5412.3302.8
150°1356.8963.1775.0678.8629.9594.6562.7500.0350.3
Run VMG1567.81112.0894.9782.1713.7667.8632.9572.4404.5
Selected Courses
Windward / Leeward1619.81174.6966.6858.7801.3772.8754.5736.2678.9
All purpose1227.4911.1770.3701.0661.3637.8620.1592.8555.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward834.30.7192
All purpose680.40.8818
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6219
Downwind "popa"0.7813
70% up, 30% down "Ilhabela"0.6625
30% up, 70% down "Ilhabela-inverso"0.7255
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Predominantly Upwind740.40.8104
Predominantly Downwind682.50.8791
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low840.70.7137
Triple Number AP Medium677.80.8852
Triple Number AP High614.30.9767
Triple Number Windward/Leeward Low1114.80.5382
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Single Number Predominant Upwind767.20.7820
Single Number Predominant Reaching668.70.8972
Single Number Predominant Downwind704.50.8517
Predominant Upwind - Low1010.10.5940
Predominant Upwind - Low/Med798.50.7514
Predominant Upwind - Medium720.80.8324
Predominant Upwind - Med/High686.00.8746
Predominant Upwind - High673.10.8914
Predominant Downwind Low982.90.6104
Predominant Downwind Low/Med757.40.7922
Predominant Downwind Medium664.90.9024
Predominant Downwind Med/High599.61.0007
Predominant Downwind High538.81.1135
Predominant Reaching Low886.40.6769
Predominant Reaching Low/Med705.70.8502
Predominant Reaching Medium635.40.9443
Predominant Reaching Med/High588.31.0198
Predominant Reaching High548.41.0942
SA/DSPL Upwind28.09SA/DSPL Downwind49.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1234.20.4862
5-Band Windward/Leeward Low/Med934.80.6419
5-Band Windward/Leeward Medium815.90.7353
5-Band Windward/Leeward Med/High758.40.7911
5-Band Windward/Leeward High729.50.8225
Windward/Leeward 60-40 Low1246.70.4813
Windward/Leeward 60-40 Low/Med949.60.6318
Windward/Leeward 60-40 Medium834.00.7194
Windward/Leeward 60-40 Med/High783.00.7662
Windward/Leeward 60-40 High764.60.7847
5-Band AP Low912.60.6575
5-Band AP Low/Med750.50.7994
5-Band AP Medium669.70.8960
5-Band AP Med/High622.00.9647
5-Band AP High591.01.0152
5-Band SF Bay Tour - Low1075.20.5580
5-Band SF Bay Tour - Low/Med897.70.6684
5-Band SF Bay Tour - Medium788.90.7605
5-Band SF Bay Tour - Med/High735.00.8163
5-Band SF Bay Tour - High706.40.8494
Chicago-Mac Upwind0.7618
Chicago-Mac All Purpose0.7942
Chicago-Mac Downwind0.8229
Bayview-Mac Cove Island0.6012
Bayview-Mac Shore0.6051
Harvest Moon Regatta588.61.0193
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance736.5
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8147
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8853
Triple Number Coastal/Long Distance High0.9767
Triple Number Windward/Leeward Low0.5604
Triple Number Windward/Leeward Medium0.7255
Triple Number Windward/Leeward High0.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
For information
General Purpose Handicap (GPH)756.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low840.7
Triple Number Coastal/Long Distance Medium677.7
Triple Number Coastal/Long Distance High614.3
Triple Number Windward/Leeward Low1070.7
Triple Number Windward/Leeward Medium827.0
Triple Number Windward/Leeward High752.2
Predominantly Upwind740.4
Predominantly Downwind682.5
Predominantly Reaching657.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8853
Triple Number Coastal/Long Distance High0.9767
Triple Number Windward/Leeward Low0.5604
Triple Number Windward/Leeward Medium0.7255
Triple Number Windward/Leeward High0.7977
Coastal/Long Distance0.8147
Predominantly Upwind0.8104
Predominantly Downwind0.8791
For information
General Purpose Handicap (GPH)756.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8818
Distanseseilas Trippeltall svak vind0.7137
Distanseseilas Trippeltall mellomvind0.8853
Distanseseilas Trippeltall sterk vind0.9767
Pølsebane Trippeltall svak vind0.5604
Pølsebane Trippeltall mellomvind0.7255
Pølsebane Trippeltall sterk vind0.7977
Motvind Singeltall0.8104
Medvind Singeltall0.8791
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Coastal/Long Distance736.50.8147
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind740.40.8104
Predominantly Downwind682.50.8791
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore696.10.8619
Cape Doctor Coastal566.41.0593
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8853
Triple Number Coastal/Long Distance High0.9767
Triple Number Windward/Leeward Low0.5604
Triple Number Windward/Leeward Medium0.7255
Triple Number Windward/Leeward High0.7977
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7137
Triple Number Coastal/Long Distance Medium0.8853
Triple Number Coastal/Long Distance High0.9767
Triple Number Windward/Leeward Low0.5604
Triple Number Windward/Leeward Medium0.7255
Triple Number Windward/Leeward High0.7977
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Predominantly Upwind740.40.8104
Predominantly Downwind682.50.8791
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance736.50.8147
Triple Number Coastal/Long Distance Low840.70.7137
Triple Number Coastal/Long Distance Medium677.70.8853
Triple Number Coastal/Long Distance High614.30.9767
Triple Number Windward/Leeward Low1070.70.5604
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1701.61168.3911.3780.9704.5662.3625.8558.2518.4
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low840.70.7137
Triple Number AP Medium677.80.8852
Triple Number AP High614.30.9767
Triple Number Windward/Leeward Low1114.80.5382
Triple Number Windward/Leeward Medium827.00.7255
Triple Number Windward/Leeward High752.20.7977
Single Number Predominant Upwind767.20.7820
Single Number Predominant Reaching668.70.8972
Single Number Predominant Downwind704.50.8517
Predominant Upwind - Low1010.10.5940
Predominant Upwind - Low/Med798.50.7514
Predominant Upwind - Medium720.80.8324
Predominant Upwind - Med/High686.00.8746
Predominant Upwind - High673.10.8914
Predominant Downwind Low982.90.6104
Predominant Downwind Low/Med757.40.7922
Predominant Downwind Medium664.90.9024
Predominant Downwind Med/High599.61.0007
Predominant Downwind High538.81.1135
Predominant Reaching Low886.40.6769
Predominant Reaching Low/Med705.70.8502
Predominant Reaching Medium635.40.9443
Predominant Reaching Med/High588.31.0198
Predominant Reaching High548.41.0942
SA/DSPL Upwind28.09SA/DSPL Downwind49.37
Scoring OptionTODTOT
5-Band Windward/Leeward Low1234.20.4862
5-Band Windward/Leeward Low/Med934.80.6419
5-Band Windward/Leeward Medium815.90.7353
5-Band Windward/Leeward Med/High758.40.7911
5-Band Windward/Leeward High729.50.8225
Windward/Leeward 60-40 Low1246.70.4813
Windward/Leeward 60-40 Low/Med949.60.6318
Windward/Leeward 60-40 Medium834.00.7194
Windward/Leeward 60-40 Med/High783.00.7662
Windward/Leeward 60-40 High764.60.7847
5-Band AP Low912.60.6575
5-Band AP Low/Med750.50.7994
5-Band AP Medium669.70.8960
5-Band AP Med/High622.00.9647
5-Band AP High591.01.0152
5-Band SF Bay Tour - Low1075.20.5580
5-Band SF Bay Tour - Low/Med897.70.6684
5-Band SF Bay Tour - Medium788.90.7605
5-Band SF Bay Tour - Med/High735.00.8163
5-Band SF Bay Tour - High706.40.8494
Chicago-Mac Upwind0.7618
Chicago-Mac All Purpose0.7942
Chicago-Mac Downwind0.8229
Bayview-Mac Cove Island0.6012
Bayview-Mac Shore0.6051
Harvest Moon Regatta588.61.0193
Club Certificate2025
DESCALZOESP-739_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSUN FAST 20MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA6.110Max. Beam2.338Draft1.290Displacement940Wetted area8.41IMS L5.740LSM05.455Acc. length6.096Sink (kg/mm) 6.95
VCGD-0.044VCGM-0.041RM Rated (kg·m) 18.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight290Declared crew weight250
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P7.800IG6.025ISP7.700MDT10.100MDL10.110MDT2MDL2TLMWGO
E2.900J2.210BAS0.970FSD0.035SFJSPLWPLTPS3.300BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered20.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
DESCALZOESP-739_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00113.88
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment0014.00NoNo 13.0706/10/2017
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment0017.62NaN33.49