Lille Du — ORC Rating

GPH

642.5

OSN

621.8

LOA

12.17 m

Displacement

8757 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6884

Medium

0.9509

High

1.1393

Triple Offshore

Low

0.8924

Medium

1.1948

High

1.3776

Boat Specifications

Dimensions

Length overall: 12.17 m
Beam: 3.98 m
Draft: 2.06 m
Displacement: 8757 kg
Crew weight: 779 kg
Wetted surface: 33.4 m²

Sails

Mainsail: 38.13 m²
Genoa: 35.01 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 93.17 m²

Design

Type: Dufour 405
Builder: nn
Year built: 2009

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,43.6,4.30837,52,4.79,60,5.08,75,5.3,90,5.48,110,5.53,120,5.36,135,4.82,145.1,4.316274,150,4.08
8,42.1,5.134938,52,5.74,60,6.03,75,6.28,90,6.63,110,6.72,120,6.51,135,5.94,147.8,5.282482,150,5.16
10,41.5,5.794735,52,6.5,60,6.82,75,7.08,90,7.43,110,7.48,120,7.35,135,6.89,147.5,6.213011,150,6.06
12,41.4,6.399052,52,7.09,60,7.32,75,7.52,90,7.83,110,7.89,120,7.8,135,7.51,147.8,6.984221,150,6.82
14,39.9,6.752132,52,7.43,60,7.61,75,7.76,90,8.1,110,8.23,120,8.14,135,7.88,149.8,7.33563,150,7.32
16,38.9,6.938705,52,7.62,60,7.79,75,7.97,90,8.25,110,8.6,120,8.51,135,8.21,150,7.65,174.9,6.867187
20,39.3,7.094488,52,7.75,60,7.98,75,8.32,90,8.48,110,9.24,120,9.31,135,8.96,150,8.15,178.1,7.674219

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.79	5.08	5.3	5.48	5.53	5.36	4.82	4.08
8	5.74	6.03	6.28	6.63	6.72	6.51	5.94	5.16
10	6.5	6.82	7.08	7.43	7.48	7.35	6.89	6.06
12	7.09	7.32	7.52	7.83	7.89	7.8	7.51	6.82
14	7.43	7.61	7.76	8.1	8.23	8.14	7.88	7.32
16	7.62	7.79	7.97	8.25	8.6	8.51	8.21	7.65
20	7.75	7.98	8.32	8.48	9.24	9.31	8.96	8.15

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.12	145.1°	3.54
8	42.1°	3.81	147.8°	4.47
10	41.5°	4.34	147.5°	5.24
12	41.4°	4.8	147.8°	5.91
14	39.9°	5.18	149.8°	6.34
16	38.9°	5.4	174.9°	6.84
20	39.3°	5.49	178.1°	7.67

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