Club Certificate2025
ZOSPIROESP-835_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 Angles42.0°42.0°39.5°37.7°37.1°37.1°37.1°37.8°39.9°
Beat VMG2.653.574.224.574.694.744.774.774.64
52°4.145.366.046.346.486.556.606.666.64
60°4.385.586.196.486.646.736.796.886.90
75°4.525.726.296.606.826.997.117.307.41
90°4.395.626.276.636.917.157.377.788.09
110°4.045.376.236.697.057.407.798.499.17
120°3.845.166.076.586.977.367.789.1310.61
135°3.304.595.626.286.707.097.508.6411.43
150°2.693.884.945.796.366.757.127.959.76
Run VMG2.333.364.285.075.736.246.637.328.46
Gybe Angles145.6°145.6°151.0°156.5°164.8°173.2°178.1°178.1°142.5°
APH ToD:599.3CDL: 7.387APH ToT: 1.0011CertNo:83501
BOAT
ClassHALF 82DesignerJOUBERT NIVELTBuilderFOUNTAINEAge date05/1982Series date01/1982Offset fileE035.OFFData fileE835_C
HULL
Length Overall9.012 mMaximum Beam3.014 mDraft1.679 mDisplacement2,247 kgDLR7.6029IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.323m
CREW
Maximum weight430 kg(declared)Minimum weight300 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail28.7229.32Headsail Luffed23.2623.26Headsail FlyingSymmetric45.6445.64Asymmetric
STORM SAIL AREAS (m²)
Trysail8.61Storm Jib5.26Heavy Weather Jib14.19
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
ESCORA CADUCADA.
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
ZOSPIROESP-835_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 VMG1358.81007.8853.3788.3767.6759.1754.6755.1775.7
52°869.3671.6596.0567.4555.4549.4545.5540.9542.0
60°821.3644.7581.7555.8542.4535.2530.2523.3521.8
75°796.4629.8572.4545.1527.6515.2506.3493.4486.0
90°820.2640.8574.4543.1521.3503.5488.3463.0444.8
110°890.9670.6577.9538.4510.4486.3462.2424.0392.4
120°937.6697.2592.6546.8516.1489.1462.7394.4339.4
135°1090.7783.5640.6573.3537.1508.0480.1416.8314.9
150°1338.3928.5728.6621.5566.1533.3505.9452.6368.7
Run VMG1544.91072.2840.7710.3628.4577.0542.9491.6425.8
Selected Courses
Windward / Leeward1449.41040.0847.0749.3698.0668.0648.8623.3600.7
All purpose1085.1802.3675.9615.8583.9563.2547.1519.1490.8
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward725.60.8269
All purpose599.31.0011
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7387
Downwind "popa"0.8637
70% up, 30% down "Ilhabela"0.7722
30% up, 70% down "Ilhabela-inverso"0.8219
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Predominantly Upwind643.00.9331
Predominantly Downwind610.40.9830
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low739.10.8118
Triple Number AP Medium597.11.0049
Triple Number AP High540.61.1098
Triple Number Windward/Leeward Low984.60.6094
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Single Number Predominant Upwind663.40.9044
Single Number Predominant Reaching594.31.0096
Single Number Predominant Downwind633.90.9465
Predominant Upwind - Low858.60.6988
Predominant Upwind - Low/Med687.00.8734
Predominant Upwind - Medium627.90.9556
Predominant Upwind - Med/High597.71.0039
Predominant Upwind - High580.91.0330
Predominant Downwind Low904.90.6631
Predominant Downwind Low/Med683.90.8773
Predominant Downwind Medium592.41.0128
Predominant Downwind Med/High531.91.1280
Predominant Downwind High485.91.2349
Predominant Reaching Low786.70.7627
Predominant Reaching Low/Med626.60.9576
Predominant Reaching Medium564.91.0621
Predominant Reaching Med/High522.71.1479
Predominant Reaching High488.61.2280
SA/DSPL Upwind30.22SA/DSPL Downwind43.23
Scoring OptionTODTOT
5-Band Windward/Leeward Low1094.70.5481
5-Band Windward/Leeward Low/Med819.00.7326
5-Band Windward/Leeward Medium709.80.8454
5-Band Windward/Leeward Med/High651.90.9204
5-Band Windward/Leeward High623.80.9618
Windward/Leeward 60-40 Low1087.10.5519
Windward/Leeward 60-40 Low/Med823.30.7288
Windward/Leeward 60-40 Medium722.90.8300
Windward/Leeward 60-40 Med/High672.80.8918
Windward/Leeward 60-40 High650.80.9220
5-Band AP Low813.00.7380
5-Band AP Low/Med659.70.9095
5-Band AP Medium590.31.0164
5-Band AP Med/High548.21.0945
5-Band AP High519.01.1560
5-Band SF Bay Tour - Low943.60.6359
5-Band SF Bay Tour - Low/Med784.10.7653
5-Band SF Bay Tour - Medium688.80.8711
5-Band SF Bay Tour - Med/High638.30.9401
5-Band SF Bay Tour - High609.80.9839
Chicago-Mac Upwind0.8826
Chicago-Mac All Purpose0.9016
Chicago-Mac Downwind0.9140
Bayview-Mac Cove Island0.6801
Bayview-Mac Shore0.6865
Harvest Moon Regatta525.31.1423
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance648.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating648.80.9248
FinRating, kevyt tuuli1075.90.9294
FinRating, kova tuuli518.10.9650
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9248
Triple Number Coastal/Long Distance Low0.8118
Triple Number Coastal/Long Distance Medium1.0050
Triple Number Coastal/Long Distance High1.1098
Triple Number Windward/Leeward Low0.6359
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
For information
General Purpose Handicap (GPH)665.7
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low739.1
Triple Number Coastal/Long Distance Medium597.0
Triple Number Coastal/Long Distance High540.6
Triple Number Windward/Leeward Low943.5
Triple Number Windward/Leeward Medium720.0
Triple Number Windward/Leeward High644.1
Predominantly Upwind643.0
Predominantly Downwind610.4
Predominantly Reaching586.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8118
Triple Number Coastal/Long Distance Medium1.0050
Triple Number Coastal/Long Distance High1.1098
Triple Number Windward/Leeward Low0.6359
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9316
Coastal/Long Distance0.9248
Predominantly Upwind0.9331
Predominantly Downwind0.9830
For information
General Purpose Handicap (GPH)665.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0011
Distanseseilas Trippeltall svak vind0.8118
Distanseseilas Trippeltall mellomvind1.0050
Distanseseilas Trippeltall sterk vind1.1098
Pølsebane Trippeltall svak vind0.6359
Pølsebane Trippeltall mellomvind0.8333
Pølsebane Trippeltall sterk vind0.9316
Motvind Singeltall0.9331
Medvind Singeltall0.9830
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Coastal/Long Distance648.80.9248
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind643.00.9331
Predominantly Downwind610.40.9830
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore607.50.9876
Cape Doctor Coastal499.31.2017
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8118
Triple Number Coastal/Long Distance Medium1.0050
Triple Number Coastal/Long Distance High1.1098
Triple Number Windward/Leeward Low0.6359
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9316
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8118
Triple Number Coastal/Long Distance Medium1.0050
Triple Number Coastal/Long Distance High1.1098
Triple Number Windward/Leeward Low0.6359
Triple Number Windward/Leeward Medium0.8333
Triple Number Windward/Leeward High0.9316
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Predominantly Upwind643.00.9331
Predominantly Downwind610.40.9830
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance648.80.9248
Triple Number Coastal/Long Distance Low739.10.8118
Triple Number Coastal/Long Distance Medium597.01.0050
Triple Number Coastal/Long Distance High540.61.1098
Triple Number Windward/Leeward Low943.50.6359
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1546.21043.2801.5684.4620.3584.1552.9492.0461.3
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low739.10.8118
Triple Number AP Medium597.11.0049
Triple Number AP High540.61.1098
Triple Number Windward/Leeward Low984.60.6094
Triple Number Windward/Leeward Medium720.00.8333
Triple Number Windward/Leeward High644.10.9316
Single Number Predominant Upwind663.40.9044
Single Number Predominant Reaching594.31.0096
Single Number Predominant Downwind633.90.9465
Predominant Upwind - Low858.60.6988
Predominant Upwind - Low/Med687.00.8734
Predominant Upwind - Medium627.90.9556
Predominant Upwind - Med/High597.71.0039
Predominant Upwind - High580.91.0330
Predominant Downwind Low904.90.6631
Predominant Downwind Low/Med683.90.8773
Predominant Downwind Medium592.41.0128
Predominant Downwind Med/High531.91.1280
Predominant Downwind High485.91.2349
Predominant Reaching Low786.70.7627
Predominant Reaching Low/Med626.60.9576
Predominant Reaching Medium564.91.0621
Predominant Reaching Med/High522.71.1479
Predominant Reaching High488.61.2280
SA/DSPL Upwind30.22SA/DSPL Downwind43.23
Scoring OptionTODTOT
5-Band Windward/Leeward Low1094.70.5481
5-Band Windward/Leeward Low/Med819.00.7326
5-Band Windward/Leeward Medium709.80.8454
5-Band Windward/Leeward Med/High651.90.9204
5-Band Windward/Leeward High623.80.9618
Windward/Leeward 60-40 Low1087.10.5519
Windward/Leeward 60-40 Low/Med823.30.7288
Windward/Leeward 60-40 Medium722.90.8300
Windward/Leeward 60-40 Med/High672.80.8918
Windward/Leeward 60-40 High650.80.9220
5-Band AP Low813.00.7380
5-Band AP Low/Med659.70.9095
5-Band AP Medium590.31.0164
5-Band AP Med/High548.21.0945
5-Band AP High519.01.1560
5-Band SF Bay Tour - Low943.60.6359
5-Band SF Bay Tour - Low/Med784.10.7653
5-Band SF Bay Tour - Medium688.80.8711
5-Band SF Bay Tour - Med/High638.30.9401
5-Band SF Bay Tour - High609.80.9839
Chicago-Mac Upwind0.8826
Chicago-Mac All Purpose0.9016
Chicago-Mac Downwind0.9140
Bayview-Mac Cove Island0.6801
Bayview-Mac Shore0.6865
Harvest Moon Regatta525.31.1423
Club Certificate2025
ZOSPIROESP-835_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHALF 82Measurement16/07/1997HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.012Max. Beam3.014Draft1.679Displacement2,247Wetted area14.58IMS L7.205LSM06.660Acc. length8.988Sink (kg/mm) 10.87
VCGD-0.184VCGM-0.152RM Rated (kg·m) 53.1Limit of positive stability(°) N/AStability IndexN/ADefault crew weight386Declared crew weight430
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.323PBW0.123PIPA0.0031
PSD0.022PHD0.062PHL0.112
PSA15.4°ESL0.600
ST10.019ST20.082ST30.082
ST40.040ST50.205
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays2CheckstaysSpreaders2Rotating mastNo
P11.430IG10.250ISP10.250MDT10.081MDL10.128MDT20.057MDL20.091TL2.520MW0.128GO0.128
E4.300J3.100BAS1.330FSD0.032SFJSPL3.180WPLTPSBD0.112MWT84.20MCG3.490
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered55.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ZOSPIROESP-835_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.170.871.592.703.5328.7202/04/2013
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG 1500.100.581.112.233.394.5810.26NoNo 23.2628/07/2011NS0.100.541.062.123.214.3410.43NoNo 22.4201/04/2013
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS MED10.0610.0610.065.475.3445.6402/04/2013