ORC Certificate for Tan 3

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 Angles	45.7°	45.7°	43.2°	43.0°	42.1°	41.9°	42.8°	43.0°	46.6°
Beat VMG	2.96	4.05	4.79	4.99	5.27	5.39	5.62	5.70	5.49
52°	4.76	6.35	7.32	7.58	7.95	8.18	8.63	8.84	8.69
60°	5.27	6.83	7.73	8.26	8.47	8.86	9.26	9.87	9.85
75°	5.60	7.21	8.17	8.90	9.30	10.22	11.10	12.16	12.35
90°	5.72	7.39	8.50	9.59	9.91	11.33	13.13	15.31	16.27
110°	5.33	7.09	8.31	9.39	10.95	13.06	14.14	15.81	18.80
120°	4.95	6.67	7.94	9.05	10.27	12.15	14.24	16.88	17.81
135°	3.89	5.68	7.26	8.35	9.56	11.04	12.56	16.55	20.04
150°	3.18	4.72	6.18	7.35	8.28	9.31	10.77	13.98	17.22
Run VMG	2.75	4.09	5.35	6.36	7.17	8.06	9.33	12.11	14.92
Gybe Angles	140.8°	140.8°	143.3°	149.1°	149.4°	143.3°	142.0°	145.8°	142.6°

MHR:464.0CertNo:MC138

BOAT

ClassDragonfly40CPerforDesignerQuorning & OlsenBuilderQuorning BoatsAge date05/2023Series date01/2020Offset fileDragonfly40noskeg.offData fileMC138-Dragonfly40#25

HULL

Length Overall12.180Maximum Beam8.834Draft2.388Displacement6,410DLR3.3901Dynamic Allowance0.180%Age Allowance0.195%RSA0.000%

PROPELLER

InstallationStrutTypeFolding 3 bladesDiameter0.300m

CREW

Weight412(default)Crew Arm Extension

SAIL AREAS (m²)

MeasuredRatedMainsail81.1287.48Headsail Luffed42.6242.62Headsail Flying118.72SymmetricAsymmetric155.11

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.

Time Allowances in secs/NM
Selected Courses
Wind Velocity	4 kt	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt	24 kt
Beat VMG	1217.9	888.9	751.8	721.3	682.9	667.7	640.6	631.4	656.3
52°	756.5	567.2	491.9	474.7	452.7	440.2	417.0	407.3	414.3
60°	682.8	527.4	465.4	435.6	424.9	406.4	388.8	364.8	365.6
75°	642.7	499.1	440.5	404.4	387.2	352.3	324.4	296.1	291.4
90°	629.8	487.3	423.4	375.6	363.4	317.6	274.3	235.2	221.2
110°	675.2	508.1	433.4	383.3	328.8	275.6	254.5	227.7	191.4
120°	727.1	539.8	453.1	397.8	350.4	296.3	252.8	213.3	202.1
135°	925.5	633.5	495.7	431.0	376.5	326.2	286.7	217.5	179.6
150°	1132.3	762.5	582.7	489.9	434.8	386.9	334.1	257.5	209.0
Run VMG	1307.5	880.5	672.8	565.7	502.1	446.7	385.8	297.4	241.3
Windward / Leeward	1261.1	884.7	712.3	643.5	592.5	557.2	513.2	464.4	448.8
All purpose	914.3	661.6	546.8	495.1	456.9	421.0	385.9	347.9	333.9

Single Number Scoring Options
Course	Time On Distance	Time On Time
Windward / Leeward	607.9	0.9870
All purpose	464.0	1.2930

Data in meters/kilograms (Metric)

HULL AND APPENDAGES (Lightship Trim)

ClassDragonfly40CPerforMeasurementHINDKQBO40025I424

LOA12.180Max. Beam8.834Draft2.388Displacement6,410Dspl lightship5,998Wetted area31.42

Superstructure frontal area2.52Superstructure lateral area17.43Default crew weight412Declared crew weightN/A

PROPELLER

Propeller TypeFolding 3 blades

InstallationStrutTwin screwNoHydro generatorNo

PRD0.300PBW0.100PIPA0.0032

EDL4.000ST10.042ST20.180

ST30.180ST40.112ST50.250

RIG

Single headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Jumper StrutsNoRotating mastNoMast rakeMast cant angle0°

P19.400IG18.000ISP18.500MDT10.193MDL10.193MDT20.193MDL20.193TL0.000MWGO

E5.390J4.100JZ1.200BAS1.100FSDFoilSFJ1.130SPLWPLTPS5.230BD

FLOTATION

Flotation Date01/01/2000

BALLAST

TANKS

IdDescriptionCapacityLCGVCGSp.Wght Condition
Measurement Level
Sailing 3950.8400952Hot Water251.0000251Water1271.0000127

INVENTORY

IdDescriptionWeight MsrmentWeight SailingLCGVCGGAIdDescriptionWeight MsrmentWeight SailingLCGVCGGA#Main and Genoa on board #On board 1Lifting straps20

MAINSAIL

IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain#252.012.603.614.554.9781.1208/07/202466276-01-001

MIZZEN

IdMHBMUWMTWMHWMQWAreaMeas.DateComment

HEADSAIL

IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentASpin#250.081.673.346.688.259.8020.80NoYes0118.7205/03/2025Measured as a Spi, widths estimatedCode 0 230.081.032.064.116.418.7118.81No3079.9501/06/2023from#16Genoa#250.080.490.952.163.585.3517.90NoNo042.6208/07/202466276-02-001

SYMMETRIC SPINNAKER

IdSLUSLESLSHWSFLAreaMeas.DateComment

ASYMMETRIC SPINNAKER

IdSLUSLESLSHWSFLRatioFTAreaMeas.DateCommentASpin2320.9819.1120.059.428.75108%0155.1101/06/2023

MIZZEN STAYSAIL

IdYSHFYSHWYSFLAreaMeas.DateComment

QUADRILATERAL

IdQLEQHLQFLQCDQLMMastAreaMeas.DateComment