SOFT — ORC Rating | RegattaPages

GPH

620.7

OSN

603.3

LOA

12.06 m

Displacement

8933 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6448

Medium

0.8765

High

1.0099

Triple Offshore

Low

0.837

Medium

1.0954

High

1.2236

Boat Specifications

Dimensions

Length overall: 12.06 m
Beam: 3.89 m
Draft: 2.12 m
Displacement: 8933 kg
Crew weight: 640 kg
Wetted surface: 33.57 m²

Sails

Mainsail: 44.87 m²
Genoa: 41.8 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 117.6 m²

Design

Type: Dufour 40 P
Builder: Dufour Yachts
Designer: Felci
Year built: 2003

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.

6,43.5,4.590733,52,5.15,60,5.48,75,5.75,90,5.72,110,5.8,120,5.63,135,5.05,144,4.573452,150,4.27
8,41.6,5.402528,52,6.1,60,6.43,75,6.73,90,6.87,110,7,120,6.83,135,6.21,148,5.459596,150,5.35
10,41.2,6.100358,52,6.87,60,7.15,75,7.36,90,7.55,110,7.66,120,7.57,135,7.17,147,6.49838,150,6.3
12,41.2,6.631979,52,7.3,60,7.51,75,7.69,90,7.81,110,8.03,120,7.96,135,7.7,148.5,7.177706,150,7.07
14,40.3,6.791943,52,7.5,60,7.7,75,7.91,90,7.97,110,8.35,120,8.32,135,8.06,150,7.51,151,7.454669
16,39.8,6.859447,52,7.57,60,7.79,75,8.07,90,8.19,110,8.58,120,8.7,135,8.42,150,7.82,175,7.07693
20,40.1,6.889597,52,7.61,60,7.85,75,8.24,90,8.58,110,8.94,120,9.32,135,9.23,150,8.35,178,7.834773

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.15	5.48	5.75	5.72	5.8	5.63	5.05	4.27
8	6.1	6.43	6.73	6.87	7	6.83	6.21	5.35
10	6.87	7.15	7.36	7.55	7.66	7.57	7.17	6.3
12	7.3	7.51	7.69	7.81	8.03	7.96	7.7	7.07
14	7.5	7.7	7.91	7.97	8.35	8.32	8.06	7.51
16	7.57	7.79	8.07	8.19	8.58	8.7	8.42	7.82
20	7.61	7.85	8.24	8.58	8.94	9.32	9.23	8.35

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.33	144°	3.7
8	41.6°	4.04	148°	4.63
10	41.2°	4.59	147°	5.45
12	41.2°	4.99	148.5°	6.12
14	40.3°	5.18	151°	6.52
16	39.8°	5.27	175°	7.05
20	40.1°	5.27	178°	7.83

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