Club Certificate2025
Humming BirdNED 5804
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 Angles42.7°42.7°40.4°38.5°37.3°36.8°36.9°37.2°38.4°
Beat VMG2.383.253.914.344.574.664.714.744.68
52°3.704.915.706.116.326.436.496.556.55
60°3.925.145.886.256.456.586.656.736.75
75°4.035.265.996.356.586.756.887.037.12
90°3.865.155.996.436.696.857.007.317.52
110°3.755.086.006.466.787.067.347.808.12
120°3.554.875.836.366.707.007.348.088.71
135°3.114.345.346.076.486.797.117.949.07
150°2.543.674.715.576.166.536.827.498.43
Run VMG2.193.184.084.865.546.056.426.987.65
Gybe Angles146.9°146.9°151.6°155.6°163.6°171.8°178.1°178.6°176.6°
APH ToD:623.3CDL: 7.419APH ToT: 0.9627CertNo:none
BOAT
ClassHB 31Designerv.d.Stadt & PrtnrsBuilderHunter BoatsAge date01/1984Series date10/1983Offset fileH128.BOFData fileNED5804
HULL
Length Overall9.255 mMaximum Beam3.070 mDraft1.751 mDisplacement3,047 kgDLR8.1053IMS DivisionCruiser/RacerDynamic Allowance0.240%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.381m
CREW
Maximum weight432 kg(default)Minimum weight302 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail25.4925.89Headsail Luffed21.4021.40Headsail FlyingSymmetric47.2247.22Asymmetric
STORM SAIL AREAS (m²)
Trysail7.90Storm Jib5.09Heavy Weather Jib13.72
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
Humming BirdNED 5804
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 VMG1512.61106.8920.6828.8787.9772.4764.0759.2769.4
52°974.1733.0631.1588.7569.3559.5554.6549.6549.4
60°919.0700.6612.1576.3557.9547.1541.3535.0533.2
75°893.1684.1600.9566.6546.9533.3523.2511.8505.6
90°931.8699.5600.9559.6538.4525.2514.3492.2478.6
110°959.5709.3600.3557.3531.3509.8490.2461.5443.2
120°1013.1739.5617.0565.8537.5513.9490.7445.4413.4
135°1159.1830.5674.0593.0555.4529.9506.1453.4397.0
150°1418.7980.0764.8646.8584.0551.4527.6480.7427.1
Run VMG1641.11131.6881.9741.3650.3595.4560.5515.5470.8
Selected Courses
Windward / Leeward1574.61119.2901.2785.0719.1683.9662.3637.3620.1
All purpose1187.9863.9714.5641.2602.4580.6564.9540.7522.2
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward753.70.7961
All purpose623.30.9627
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7071
Downwind "popa"0.8273
70% up, 30% down "Ilhabela"0.7393
30% up, 70% down "Ilhabela-inverso"0.7872
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Predominantly Upwind668.20.8979
Predominantly Downwind636.00.9434
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low789.20.7602
Triple Number AP Medium619.30.9688
Triple Number AP High559.81.0719
Triple Number Windward/Leeward Low1055.30.5686
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Single Number Predominant Upwind693.60.8651
Single Number Predominant Reaching623.50.9624
Single Number Predominant Downwind664.20.9034
Predominant Upwind - Low934.50.6420
Predominant Upwind - Low/Med725.40.8272
Predominant Upwind - Medium648.60.9250
Predominant Upwind - Med/High612.40.9798
Predominant Upwind - High596.01.0067
Predominant Downwind Low967.20.6203
Predominant Downwind Low/Med717.40.8364
Predominant Downwind Medium614.00.9772
Predominant Downwind Med/High552.71.0856
Predominant Downwind High514.41.1663
Predominant Reaching Low850.00.7059
Predominant Reaching Low/Med657.50.9125
Predominant Reaching Medium585.01.0257
Predominant Reaching Med/High543.71.1036
Predominant Reaching High515.61.1636
SA/DSPL Upwind22.23SA/DSPL Downwind34.47
Scoring OptionTODTOT
5-Band Windward/Leeward Low1179.10.5088
5-Band Windward/Leeward Low/Med865.50.6932
5-Band Windward/Leeward Medium734.70.8167
5-Band Windward/Leeward Med/High666.50.9002
5-Band Windward/Leeward High638.70.9394
Windward/Leeward 60-40 Low1175.60.5104
Windward/Leeward 60-40 Low/Med871.60.6884
Windward/Leeward 60-40 Medium748.00.8022
Windward/Leeward 60-40 Med/High686.50.8740
Windward/Leeward 60-40 High663.30.9046
5-Band AP Low873.90.6865
5-Band AP Low/Med694.10.8644
5-Band AP Medium611.40.9813
5-Band AP Med/High566.61.0589
5-Band AP High541.71.1076
5-Band SF Bay Tour - Low1014.70.5913
5-Band SF Bay Tour - Low/Med828.60.7241
5-Band SF Bay Tour - Medium713.00.8416
5-Band SF Bay Tour - Med/High654.00.9174
5-Band SF Bay Tour - High627.10.9567
Chicago-Mac Upwind0.8414
Chicago-Mac All Purpose0.8597
Chicago-Mac Downwind0.8722
Bayview-Mac Cove Island0.6355
Bayview-Mac Shore0.6409
Harvest Moon Regatta550.01.0910
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance675.4
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating675.40.8883
FinRating, kevyt tuuli1160.30.8618
FinRating, kova tuuli544.70.9179
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8883
Triple Number Coastal/Long Distance Low0.7602
Triple Number Coastal/Long Distance Medium0.9689
Triple Number Coastal/Long Distance High1.0719
Triple Number Windward/Leeward Low0.5939
Triple Number Windward/Leeward Medium0.8027
Triple Number Windward/Leeward High0.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
For information
General Purpose Handicap (GPH)697.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low789.3
Triple Number Coastal/Long Distance Medium619.3
Triple Number Coastal/Long Distance High559.8
Triple Number Windward/Leeward Low1010.3
Triple Number Windward/Leeward Medium747.5
Triple Number Windward/Leeward High658.3
Predominantly Upwind668.2
Predominantly Downwind636.0
Predominantly Reaching611.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7602
Triple Number Coastal/Long Distance Medium0.9689
Triple Number Coastal/Long Distance High1.0719
Triple Number Windward/Leeward Low0.5939
Triple Number Windward/Leeward Medium0.8027
Triple Number Windward/Leeward High0.9114
Coastal/Long Distance0.8883
Predominantly Upwind0.8979
Predominantly Downwind0.9434
For information
General Purpose Handicap (GPH)697.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9627
Distanseseilas Trippeltall svak vind0.7602
Distanseseilas Trippeltall mellomvind0.9689
Distanseseilas Trippeltall sterk vind1.0719
Pølsebane Trippeltall svak vind0.5939
Pølsebane Trippeltall mellomvind0.8027
Pølsebane Trippeltall sterk vind0.9114
Motvind Singeltall0.8979
Medvind Singeltall0.9434
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Coastal/Long Distance675.40.8883
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind668.20.8979
Predominantly Downwind636.00.9434
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore625.30.9596
Cape Doctor Coastal527.71.1369
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7602
Triple Number Coastal/Long Distance Medium0.9689
Triple Number Coastal/Long Distance High1.0719
Triple Number Windward/Leeward Low0.5939
Triple Number Windward/Leeward Medium0.8027
Triple Number Windward/Leeward High0.9114
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7602
Triple Number Coastal/Long Distance Medium0.9689
Triple Number Coastal/Long Distance High1.0719
Triple Number Windward/Leeward Low0.5939
Triple Number Windward/Leeward Medium0.8027
Triple Number Windward/Leeward High0.9114
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Predominantly Upwind668.20.8979
Predominantly Downwind636.00.9434
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance675.40.8883
Triple Number Coastal/Long Distance Low789.30.7602
Triple Number Coastal/Long Distance Medium619.30.9689
Triple Number Coastal/Long Distance High559.81.0719
Triple Number Windward/Leeward Low1010.30.5939
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1678.01120.4850.7714.8639.7601.6571.5519.1499.1
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low789.20.7602
Triple Number AP Medium619.30.9688
Triple Number AP High559.81.0719
Triple Number Windward/Leeward Low1055.30.5686
Triple Number Windward/Leeward Medium747.50.8027
Triple Number Windward/Leeward High658.30.9114
Single Number Predominant Upwind693.60.8651
Single Number Predominant Reaching623.50.9624
Single Number Predominant Downwind664.20.9034
Predominant Upwind - Low934.50.6420
Predominant Upwind - Low/Med725.40.8272
Predominant Upwind - Medium648.60.9250
Predominant Upwind - Med/High612.40.9798
Predominant Upwind - High596.01.0067
Predominant Downwind Low967.20.6203
Predominant Downwind Low/Med717.40.8364
Predominant Downwind Medium614.00.9772
Predominant Downwind Med/High552.71.0856
Predominant Downwind High514.41.1663
Predominant Reaching Low850.00.7059
Predominant Reaching Low/Med657.50.9125
Predominant Reaching Medium585.01.0257
Predominant Reaching Med/High543.71.1036
Predominant Reaching High515.61.1636
SA/DSPL Upwind22.23SA/DSPL Downwind34.47
Scoring OptionTODTOT
5-Band Windward/Leeward Low1179.10.5088
5-Band Windward/Leeward Low/Med865.50.6932
5-Band Windward/Leeward Medium734.70.8167
5-Band Windward/Leeward Med/High666.50.9002
5-Band Windward/Leeward High638.70.9394
Windward/Leeward 60-40 Low1175.60.5104
Windward/Leeward 60-40 Low/Med871.60.6884
Windward/Leeward 60-40 Medium748.00.8022
Windward/Leeward 60-40 Med/High686.50.8740
Windward/Leeward 60-40 High663.30.9046
5-Band AP Low873.90.6865
5-Band AP Low/Med694.10.8644
5-Band AP Medium611.40.9813
5-Band AP Med/High566.61.0589
5-Band AP High541.71.1076
5-Band SF Bay Tour - Low1014.70.5913
5-Band SF Bay Tour - Low/Med828.60.7241
5-Band SF Bay Tour - Medium713.00.8416
5-Band SF Bay Tour - Med/High654.00.9174
5-Band SF Bay Tour - High627.10.9567
Chicago-Mac Upwind0.8414
Chicago-Mac All Purpose0.8597
Chicago-Mac Downwind0.8722
Bayview-Mac Cove Island0.6355
Bayview-Mac Shore0.6409
Harvest Moon Regatta550.01.0910
Club Certificate2025
Humming BirdNED 5804
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHB 31Measurement11/05/1998HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.255Max. Beam3.070Draft1.751Displacement3,047Wetted area16.51IMS L7.656LSM07.216Acc. length9.255Sink (kg/mm) 12.10
VCGD0.061VCGM0.059RM Rated (kg·m) 55.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight432Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.381PBW0.095PIPA0.0038
PSD0.022PHD0.064PHL0.090
PSA20.0°ESL0.590
ST10.019ST20.080ST30.080
ST40.058ST50.194
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders1Rotating mastNo
P11.000IG10.080ISP10.150MDT10.088MDL10.133MDT2MDL2TLTaperMWGO
E4.100J3.200BAS1.440FSDFoilSFJ0.030SPL3.270WPLTPSBD0.136MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date11/05/1998
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
Humming BirdNED 5804
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.140.751.372.453.3325.49
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC0.080.531.012.043.154.3210.17NoNo 21.40* Copied from legacy *10.080.480.881.642.423.2310.17NoNo 16.73
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC10.0010.0010.005.705.5347.22* Copied from legacy *
CRUISER/RACER REQUIREMENTS*
Accommodation length9.3 mTable area0.44 m²Headroom1.65 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity66 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity36 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.