Double HandedClub Certificate2026
Aquavitesse 304NED 304
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 Angles45.8°43.7°41.4°39.6°38.1°38.1°38.7°40.1°42.0°
Beat VMG2.153.083.754.204.474.574.634.684.63
52°3.364.705.546.006.406.696.857.077.11
60°3.614.965.736.196.667.067.337.697.85
75°3.785.135.866.376.917.558.138.949.44
90°3.905.386.216.917.377.778.4510.1511.39
110°3.995.516.397.298.329.129.7711.1513.23
120°3.865.396.297.148.239.5110.6012.4914.13
135°3.414.875.866.627.508.6010.0014.0016.14
150°2.834.115.175.936.617.388.3711.8015.29
Run VMG2.453.564.485.155.726.397.2510.2213.24
Gybe Angles140.1°143.2°148.5°151.9°150.2°145.9°144.4°139.6°144.1°
APH ToD:585.6CDL: 6.496APH ToT: 1.0247CertNo:
BOAT
ClassRS 21DesignerRichardsBuilderRS SailingAge date05/2023Series date07/2018Offset fileRS21.offData fileNED304
HULL
Length Overall6.406 mMaximum Beam2.222 mDraft1.334 mDisplacement649 kgDLR3.4789IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.260%RS Assessment-0.127%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.4716.04Headsail Luffed8.128.12Headsail FlyingSymmetricAsymmetric39.9939.99 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail4.16Storm Jib2.75Heavy Weather Jib7.42
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 27.5 kg·m Stability Index 143.8
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.
ORC Ref  04310004N4I Issued on 27/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Aquavitesse 304NED 304
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
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 VMG1676.81168.0960.0857.1805.4788.1778.3768.7777.9
52°1070.8765.3650.1599.8562.7537.8525.6509.5506.4
60°998.0726.1628.4581.6540.6509.7490.9468.1458.5
75°952.3701.2614.3565.1520.8477.0442.9402.5381.5
90°924.0668.6579.4521.1488.3463.5426.1354.8316.2
110°903.1653.1563.1493.8432.9394.7368.4322.8272.2
120°932.3667.3572.7504.1437.3378.5339.8288.3254.8
135°1055.3739.2614.0543.5480.0418.6359.8257.1223.1
150°1273.8876.7695.7606.7544.9487.9430.2305.0235.5
Run VMG1470.81012.3803.3698.9629.1563.4496.7352.2271.9
Selected Courses
Windward / Leeward1573.81090.2881.7778.0717.3675.7637.5560.4524.9
All purpose1190.9839.3697.7622.3570.5531.8498.5439.8409.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward740.40.8104
All purpose585.61.0247
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6857
Downwind "popa"0.9218
70% up, 30% down "Ilhabela"0.7427
30% up, 70% down "Ilhabela-inverso"0.8355
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Predominantly Upwind653.90.9175
Predominantly Downwind584.61.0263
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP603.40.9943 Predom. Rc High395.21.5181 5B SF Bay L/M813.10.7379 TriNum AP Low768.50.7808 Predom. Dn Low906.90.6616 5B SF Bay Med698.40.8591 TriNum AP Med588.81.0191 Predom. Dn L/M675.10.8888 5B SF Bay M/H614.60.9762 TriNum AP High484.81.2375 Predom. Dn Med568.41.0555 5B SF Bay High553.31.0844 TriNum W/L Low1034.30.5801 Predom. Dn M/H466.01.2876 5B AP Low847.30.7081 TriNum W/L Med740.80.8099 Predom. Dn High379.81.5796 5B AP L/M673.20.8913 TriNum W/L Hig618.20.9706 ChiMac Up Low835.80.7179 5B AP Med577.31.0394 Predom. Upwind678.00.8849 ChiMac Up Med748.80.8013 5B AP M/H500.31.1992 Predom. Reaching570.81.0511 ChiMac Up High643.30.9327 5B AP High444.81.3490 Predom. Downwind602.50.9958 ChiMac Off Low782.00.7672 5B W/L Low1159.00.5177 Predom. Up Low953.30.6294 ChiMac Off Med683.50.8778 5B W/L L/M851.60.7046 Predom. Up L/M724.60.8280 ChiMac Off High556.01.0790 5B W/L Med727.50.8248 Predom. Up Med633.80.9466 ChiMac AP Low804.70.7456 5B W/L M/H637.60.9410 Predom. Up M/H572.61.0478 ChiMac AP Med712.90.8416 5B W/L High567.61.0570 Predom. Up High533.71.1241 ChiMac AP High597.31.0045 W/L 60-40 Low1175.80.5103 Predom. Rc Low821.90.7300 BayMac Cove Island925.20.6485 W/L 60-40 L/M867.60.6916 Predom. Rc L/M627.60.9560 BayMac Shore918.70.6531 W/L 60-40 Med746.30.8039 Predom. Rc Med540.61.1099 Harvest Moon475.11.2629 W/L 60-40 M/H666.20.9006 Predom. Rc M/H460.41.3033 5B SF Bay Low980.10.6122 W/L 60-40 High608.50.9861      SA/DSPL Up31.51SA/DSPL Dn74.06
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance638.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating638.90.9391
FinRating, kevyt tuuli1139.00.8780
FinRating, kova tuuli442.71.1293
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9391
Triple Number Coastal/Long Distance Low0.7808
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.2375
Triple Number Windward/Leeward Low0.6086
Triple Number Windward/Leeward Medium0.8099
Triple Number Windward/Leeward High0.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
For information
General Purpose Handicap (GPH)660.7
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Saronikos S All Purpose670.20.8953
Saronikos S Upwind794.10.7556
Saronikos S Downwind515.21.1647
Saronikos N All Purpose716.00.8380
Saronikos N Upwind827.80.7248
Saronikos N Downwind597.91.0035
Saronikos SW All Purpose670.00.8956
Saronikos SW Upwind814.00.7371
Saronikos SW Downwind526.81.1390
Saronikos NE All Purpose735.50.8158
Saronikos NE Upwind769.40.7798
Saronikos NE Downwind670.20.8953
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose603.40.9943
5-Band All Purpose Low925.60.6483
5-Band All Purpose L/M697.20.8606
5-Band All Purpose Med599.51.0009
5-Band All Purpose M/H518.31.1576
5-Band All Purpose High455.31.3178
Single Number Predominant Upwind652.30.9198
Single Number Predominant Reaching555.61.0798
Single Number Predominant Downwind586.21.0236
5-Band 50-50 Windward/Leeward Low1159.00.5177
5-Band 50-50 Windward/Leeward L/M851.60.7046
5-Band 50-50 Windward/Leeward Med727.50.8248
5-Band 50-50 Windward/Leeward M/H637.60.9410
5-Band 50-50 Windward/Leeward High567.61.0570
5-Band 60-40 Windward/Leeward Low1175.80.5103
5-Band 60-40 Windward/Leeward L/M867.60.6916
5-Band 60-40 Windward/Leeward Med746.30.8039
5-Band 60-40 Windward/Leeward M/H666.20.9006
5-Band 60-40 Windward/Leeward High608.50.9861
Triple Number 50-50 Windward/Leeward Low1034.30.5801
Triple Number 50-50 Windward/Leeward Med740.90.8098
Triple Number 50-50 Windward/Leeward High618.20.9706
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward760.60.7889
Triple Number 60-40 Windward/Leeward Low1050.50.5712
Triple Number 60-40 Windward/Leeward Med759.00.7905
Triple Number 60-40 Windward/Leeward High649.90.9232
Triple Number All-Purpose Low832.60.7206
Triple Number All-Purpose Med611.20.9818
Triple Number All-Purpose High500.71.1982
Triple Number Predominant Upwind Low865.20.6935
Triple Number Predominant Upwind Med647.30.9270
Triple Number Predominant Upwind High572.41.0483
Triple Number Predominant Reaching Low748.90.8012
Triple Number Predominant Reaching Med564.01.0638
Triple Number Predominant Reaching High430.61.3934
Triple Number Predominant Downwind Low813.40.7377
Triple Number Predominant Downwind Med581.61.0316
Triple Number Predominant Downwind High426.61.4066
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low768.4
Triple Number Coastal/Long Distance Medium588.7
Triple Number Coastal/Long Distance High484.8
Triple Number Windward/Leeward Low985.9
Triple Number Windward/Leeward Medium740.8
Triple Number Windward/Leeward High618.2
Predominantly Upwind653.9
Predominantly Downwind584.6
Predominantly Reaching560.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7808
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.2375
Triple Number Windward/Leeward Low0.6086
Triple Number Windward/Leeward Medium0.8099
Triple Number Windward/Leeward High0.9706
Coastal/Long Distance0.9391
Predominantly Upwind0.9175
Predominantly Downwind1.0263
For information
General Purpose Handicap (GPH)660.7
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0247
Distanseseilas Trippeltall svak vind0.7808
Distanseseilas Trippeltall mellomvind1.0192
Distanseseilas Trippeltall sterk vind1.2375
Pølsebane Trippeltall svak vind0.6086
Pølsebane Trippeltall mellomvind0.8099
Pølsebane Trippeltall sterk vind0.9706
Motvind Singeltall0.9175
Medvind Singeltall1.0263
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Coastal/Long Distance638.90.9391
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind653.90.9175
Predominantly Downwind584.61.0263
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore535.61.1203
Cape Doctor Coastal418.81.4327
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7808
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.2375
Triple Number Windward/Leeward Low0.6086
Triple Number Windward/Leeward Medium0.8099
Triple Number Windward/Leeward High0.9706
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7808
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.2375
Triple Number Windward/Leeward Low0.6086
Triple Number Windward/Leeward Medium0.8099
Triple Number Windward/Leeward High0.9706
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Predominantly Upwind653.90.9175
Predominantly Downwind584.61.0263
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance638.90.9391
Triple Number Coastal/Long Distance Low768.40.7808
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High484.81.2375
Triple Number Windward/Leeward Low985.90.6086
Triple Number Windward/Leeward Medium740.80.8099
Triple Number Windward/Leeward High618.20.9706
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1563.51082.4829.1700.5613.2554.0499.9402.6370.1
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP603.40.9943 Predom. Dn High379.81.5796 5B AP M/H500.31.1992 TriNum AP Low768.50.7808 Predom. Rc Low821.90.7300 5B AP High444.81.3490 TriNum AP Med588.81.0191 Predom. Rc L/M627.60.9560 5B SF Bay Low980.10.6122 TriNum AP High484.81.2375 Predom. Rc Med540.61.1099 5B SF Bay L/M813.10.7379 TriNum W/L Low1034.30.5801 Predom. Rc M/H460.41.3033 5B SF Bay Med698.40.8591 TriNum W/L Med740.80.8099 Predom. Rc High395.21.5181 5B SF Bay M/H614.60.9762 TriNum W/L Hig618.20.9706 5B W/L Low1159.00.5177 5B SF Bay High553.31.0844 Predom. Upwind678.00.8849 5B W/L L/M851.60.7046 ChiMac Up Low835.80.7179 Predom. Reaching570.81.0511 5B W/L Med727.50.8248 ChiMac Up Med748.80.8013 Predom. Downwind602.50.9958 5B W/L M/H637.60.9410 ChiMac Up High643.30.9327 Predom. Up Low953.30.6294 5B W/L High567.61.0570 ChiMac Off Low782.00.7672 Predom. Up L/M724.60.8280 W/L 60-40 Low1175.80.5103 ChiMac Off Med683.50.8778 Predom. Up Med633.80.9466 W/L 60-40 L/M867.60.6916 ChiMac Off High556.01.0790 Predom. Up M/H572.61.0478 W/L 60-40 Med746.30.8039 ChiMac AP Low804.70.7456 Predom. Up High533.71.1241 W/L 60-40 M/H666.20.9006 ChiMac AP Med712.90.8416 Predom. Dn Low906.90.6616 W/L 60-40 High608.50.9861 ChiMac AP High597.31.0045 Predom. Dn L/M675.10.8888 5B AP Low847.30.7081 BayMac Cove Island925.20.6485 Predom. Dn Med568.41.0555 5B AP L/M673.20.8913 BayMac Shore918.70.6531 Predom. Dn M/H466.01.2876 5B AP Med577.31.0394 Harvest Moon475.11.2629      SA/DSPL Up31.51SA/DSPL Dn74.06
ORC Ref  04310004N4I Issued on 27/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Aquavitesse 304NED 304
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassRS 21Measurement26/04/2026HINGB-LDC21212J223Plan reviewHull constructionLightCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall6.406Maximum beam2.222Draft1.334Displacement649Wetted area8.35IMS L6.118LSM05.715Accomod. length6.406Sink (kg/mm) 6.52
VCGD-1.300VCGM-1.272 RM Rated (kg·m) 27.5Limit of positive stability(°) 153.0 Stability Index 143.8 BLR index 0.0000Default crew weight170 Declared crew weight 330
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P7.830IG7.410ISP8.780MDT10.080MDL10.130MDT20.080MDL20.080TL1.440MW0.080GO0.080
E3.030J2.050BAS0.950FSDSFJSPLWPLTPS3.350BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-1.300Flotation Date26/04/2026
SFFP0.311FFM0.631FF0.632LCFcl3.527SG1.0180
SAFP6.406FAM0.570FA0.571LCFsh3.678HBI0.657
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04310004N4I Issued on 27/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Aquavitesse 304NED 304
Watersportverbond
www.watersportverbond.nl
Wedstrijdsport@watersportverbond.nl
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.370.871.392.162.6615.47
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.100.380.691.221.732.226.83YesNo 8.12
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment010.208.099.155.215.4096%39.99
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04310004N4I Issued on 27/04/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org