Club Certificate2025
RAORESP-25301_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 Angles42.3°42.3°39.4°37.4°36.9°37.0°37.0°37.8°40.5°
Beat VMG2.483.404.074.374.494.544.584.564.35
52°3.895.115.846.126.236.306.356.396.30
60°4.135.335.996.276.406.496.566.636.58
75°4.265.466.106.436.666.816.937.077.12
90°4.285.536.216.516.787.067.287.597.78
110°4.285.576.356.847.247.567.858.438.96
120°4.135.436.246.797.327.858.369.2110.16
135°3.554.895.886.446.967.568.3310.4812.50
150°2.904.125.175.956.436.917.449.0412.20
Run VMG2.513.574.485.185.796.266.697.8310.57
Gybe Angles143.3°143.3°148.3°156.1°164.8°170.5°169.1°141.2°145.4°
APH ToD:603.5CDL: 6.982APH ToT: 0.9941CertNo:253011
BOAT
ClassFARR PLATU 25DesignerFARRBuilderBENETEAUAge date01/2002Series date01/2000Offset fileplatu25.OD.offData fileE25301_C
HULL
Length Overall7.512 mMaximum Beam2.580 mDraft1.603 mDisplacement1,310 kgDLR4.4490IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight350 kg(declared)Minimum weight220 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.2720.78Headsail Luffed13.2113.21Headsail FlyingSymmetric43.6543.65Asymmetric45.0245.02 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.94Storm Jib4.15Heavy Weather Jib11.20
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
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
RAORESP-25301_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 VMG1453.21058.7884.2823.0802.4792.4786.7789.1826.7
52°925.7704.7616.6588.3577.7571.3567.0563.6571.0
60°871.1674.9601.0574.2562.2554.5548.9543.4547.0
75°846.0659.5590.3560.2540.6528.5519.8509.0505.9
90°840.3650.5579.5553.3530.6510.1494.7474.0462.6
110°842.0646.4567.1526.5497.0476.3458.4426.9401.6
120°871.3663.4576.6530.3491.7458.8430.7391.0354.5
135°1013.8736.4612.0559.2517.5476.3432.0343.4287.9
150°1239.8873.1696.1604.6559.6521.0483.8398.2295.0
Run VMG1434.31008.1803.8694.9621.3574.7538.1459.8340.6
Selected Courses
Windward / Leeward1443.21033.4844.0759.0711.8683.6662.4624.5583.7
All purpose1083.6800.5675.7621.8590.5568.3549.5516.6491.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward735.60.8157
All purpose603.50.9941
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7075
Downwind "popa"0.8935
70% up, 30% down "Ilhabela"0.7546
30% up, 70% down "Ilhabela-inverso"0.8282
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Predominantly Upwind657.50.9126
Predominantly Downwind601.30.9979
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low738.10.8129
Triple Number AP Medium602.50.9958
Triple Number AP High541.91.1073
Triple Number Windward/Leeward Low980.70.6118
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Single Number Predominant Upwind679.80.8826
Single Number Predominant Reaching593.81.0104
Single Number Predominant Downwind621.70.9651
Predominant Upwind - Low879.60.6821
Predominant Upwind - Low/Med702.40.8542
Predominant Upwind - Medium644.00.9316
Predominant Upwind - Med/High610.80.9823
Predominant Upwind - High592.71.0123
Predominant Downwind Low876.00.6849
Predominant Downwind Low/Med672.80.8917
Predominant Downwind Medium587.61.0211
Predominant Downwind Med/High519.11.1558
Predominant Downwind High460.81.3022
Predominant Reaching Low782.40.7669
Predominant Reaching Low/Med627.40.9563
Predominant Reaching Medium567.31.0576
Predominant Reaching Med/High518.11.1580
Predominant Reaching High480.11.2497
SA/DSPL Upwind27.94SA/DSPL Downwind54.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1088.60.5511
5-Band Windward/Leeward Low/Med822.40.7296
5-Band Windward/Leeward Medium721.80.8312
5-Band Windward/Leeward Med/High663.70.9040
5-Band Windward/Leeward High624.00.9616
Windward/Leeward 60-40 Low1093.70.5486
Windward/Leeward 60-40 Low/Med833.20.7201
Windward/Leeward 60-40 Medium739.40.8115
Windward/Leeward 60-40 Med/High688.80.8710
Windward/Leeward 60-40 High658.20.9115
5-Band AP Low805.50.7449
5-Band AP Low/Med662.50.9057
5-Band AP Medium595.71.0073
5-Band AP Med/High550.61.0898
5-Band AP High518.01.1584
5-Band SF Bay Tour - Low941.60.6372
5-Band SF Bay Tour - Low/Med788.90.7606
5-Band SF Bay Tour - Medium699.30.8580
5-Band SF Bay Tour - Med/High645.50.9295
5-Band SF Bay Tour - High608.40.9862
Chicago-Mac Upwind0.8614
Chicago-Mac All Purpose0.8972
Chicago-Mac Downwind0.9301
Bayview-Mac Cove Island0.6802
Bayview-Mac Shore0.6850
Harvest Moon Regatta520.01.1539
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance652.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9197
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium0.9959
Triple Number Coastal/Long Distance High1.1073
Triple Number Windward/Leeward Low0.6392
Triple Number Windward/Leeward Medium0.8202
Triple Number Windward/Leeward High0.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
For information
General Purpose Handicap (GPH)669.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low738.1
Triple Number Coastal/Long Distance Medium602.5
Triple Number Coastal/Long Distance High541.9
Triple Number Windward/Leeward Low938.7
Triple Number Windward/Leeward Medium731.5
Triple Number Windward/Leeward High653.5
Predominantly Upwind657.5
Predominantly Downwind601.3
Predominantly Reaching582.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium0.9959
Triple Number Coastal/Long Distance High1.1073
Triple Number Windward/Leeward Low0.6392
Triple Number Windward/Leeward Medium0.8202
Triple Number Windward/Leeward High0.9182
Coastal/Long Distance0.9197
Predominantly Upwind0.9126
Predominantly Downwind0.9979
For information
General Purpose Handicap (GPH)669.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8129
Tretall Distanseseilas Mellomvind0.9959
Tretall Distanseseilas Mye vind1.1073
Tretall Pølsebane Lite vind0.6392
Tretall Pølsebane Mellomvind0.8202
Tretall Pølsebane Mye vind0.9182
Distanseseilas ett tall0.9941
Enkeltall Motvind0.9126
Enkeltall Medvind0.9979
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Coastal/Long Distance652.40.9197
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind657.50.9126
Predominantly Downwind601.30.9979
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore595.91.0069
Cape Doctor Coastal499.11.2021
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium0.9959
Triple Number Coastal/Long Distance High1.1073
Triple Number Windward/Leeward Low0.6392
Triple Number Windward/Leeward Medium0.8202
Triple Number Windward/Leeward High0.9182
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8129
Triple Number Coastal/Long Distance Medium0.9959
Triple Number Coastal/Long Distance High1.1073
Triple Number Windward/Leeward Low0.6392
Triple Number Windward/Leeward Medium0.8202
Triple Number Windward/Leeward High0.9182
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Predominantly Upwind657.50.9126
Predominantly Downwind601.30.9979
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance652.40.9197
Triple Number Coastal/Long Distance Low738.10.8129
Triple Number Coastal/Long Distance Medium602.50.9959
Triple Number Coastal/Long Distance High541.91.1073
Triple Number Windward/Leeward Low938.70.6392
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1521.91030.9797.9691.6629.0589.2553.8493.1464.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low738.10.8129
Triple Number AP Medium602.50.9958
Triple Number AP High541.91.1073
Triple Number Windward/Leeward Low980.70.6118
Triple Number Windward/Leeward Medium731.50.8202
Triple Number Windward/Leeward High653.50.9182
Single Number Predominant Upwind679.80.8826
Single Number Predominant Reaching593.81.0104
Single Number Predominant Downwind621.70.9651
Predominant Upwind - Low879.60.6821
Predominant Upwind - Low/Med702.40.8542
Predominant Upwind - Medium644.00.9316
Predominant Upwind - Med/High610.80.9823
Predominant Upwind - High592.71.0123
Predominant Downwind Low876.00.6849
Predominant Downwind Low/Med672.80.8917
Predominant Downwind Medium587.61.0211
Predominant Downwind Med/High519.11.1558
Predominant Downwind High460.81.3022
Predominant Reaching Low782.40.7669
Predominant Reaching Low/Med627.40.9563
Predominant Reaching Medium567.31.0576
Predominant Reaching Med/High518.11.1580
Predominant Reaching High480.11.2497
SA/DSPL Upwind27.94SA/DSPL Downwind54.48
Scoring OptionTODTOT
5-Band Windward/Leeward Low1088.60.5511
5-Band Windward/Leeward Low/Med822.40.7296
5-Band Windward/Leeward Medium721.80.8312
5-Band Windward/Leeward Med/High663.70.9040
5-Band Windward/Leeward High624.00.9616
Windward/Leeward 60-40 Low1093.70.5486
Windward/Leeward 60-40 Low/Med833.20.7201
Windward/Leeward 60-40 Medium739.40.8115
Windward/Leeward 60-40 Med/High688.80.8710
Windward/Leeward 60-40 High658.20.9115
5-Band AP Low805.50.7449
5-Band AP Low/Med662.50.9057
5-Band AP Medium595.71.0073
5-Band AP Med/High550.61.0898
5-Band AP High518.01.1584
5-Band SF Bay Tour - Low941.60.6372
5-Band SF Bay Tour - Low/Med788.90.7606
5-Band SF Bay Tour - Medium699.30.8580
5-Band SF Bay Tour - Med/High645.50.9295
5-Band SF Bay Tour - High608.40.9862
Chicago-Mac Upwind0.8614
Chicago-Mac All Purpose0.8972
Chicago-Mac Downwind0.9301
Bayview-Mac Cove Island0.6802
Bayview-Mac Shore0.6850
Harvest Moon Regatta520.01.1539
Club Certificate2025
RAORESP-25301_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFARR PLATU 25Measurement01/01/2023HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.512Max. Beam2.580Draft1.603Displacement1,310Wetted area10.68IMS L7.037LSM06.652Acc. length7.530Sink (kg/mm) 7.79
VCGD-0.032VCGM-0.043RM Rated (kg·m) 18.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight385Declared crew weight350
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P9.340IG9.105ISP9.675MDT10.080MDL10.120MDT20.060MDL20.080TL0.500MW0.120GO0.120
E3.630J2.600BAS1.180FSDNo FoilSFJSPL3.310WPLTPS3.470BD0.118MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered18.3Flotation Date01/01/2023
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
RAORESP-25301_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.150.781.372.343.0720.2710/01/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.080.420.801.472.112.729.21YesNo 13.2110/01/2023
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment19.439.439.435.565.5343.6501/07/2014
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment010.778.649.715.525.7596%45.0202/11/2021