Shifty — ORC Rating | RegattaPages

GPH

593.7

OSN

578

LOA

12.06 m

Displacement

6640 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6879

Medium

0.9227

High

1.0534

Triple Offshore

Low

0.89

Medium

1.1378

High

1.2654

Boat Specifications

Dimensions

Length overall: 12.06 m
Beam: 3.89 m
Draft: 2.02 m
Displacement: 6640 kg
Crew weight: 696 kg
Wetted surface: 30.46 m²

Sails

Mainsail: 48.43 m²
Genoa: 50.12 m²
Spinnaker: 105.3 m²
Asymmetric spinnaker: 88.67 m²

Design

Type: Dufour 40 E Perfor
Builder: Dufour Yachts
Designer: Felci
Year built: 2005

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.

6,43.5,5.197316,52,5.77,60,6.08,75,6.29,90,6.19,110,5.99,120,5.7,135,5.09,143.2,4.608287,150,4.26
8,41.5,6.075126,52,6.75,60,6.99,75,7.15,90,7.16,110,7.09,120,6.86,135,6.31,147.3,5.573309,150,5.42
10,39.8,6.560078,52,7.27,60,7.47,75,7.61,90,7.72,110,7.71,120,7.59,135,7.2,149.8,6.421569,150,6.41
12,38.9,6.733114,52,7.48,60,7.69,75,7.9,90,8.06,110,8.15,120,8.08,135,7.77,150,7.23,156.3,6.923948
14,39,6.871296,52,7.58,60,7.8,75,8.09,90,8.27,110,8.56,120,8.51,135,8.22,150,7.76,165.1,7.202165
16,39,6.935634,52,7.64,60,7.87,75,8.21,90,8.48,110,8.91,120,8.94,135,8.67,150,8.18,176.3,7.525686
20,39.2,6.994049,52,7.71,60,7.97,75,8.39,90,8.79,110,9.5,120,9.84,135,9.64,150,9.04,178.1,8.334582
24,40.6,7.006718,52,7.69,60,7.98,75,8.49,90,9.01,110,9.96,120,10.7,135,11.07,150,10.1,177.2,9.140913

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.08	6.29	6.19	5.99	5.7	5.09	4.26
8	6.75	6.99	7.15	7.16	7.09	6.86	6.31	5.42
10	7.27	7.47	7.61	7.72	7.71	7.59	7.2	6.41
12	7.48	7.69	7.9	8.06	8.15	8.08	7.77	7.23
14	7.58	7.8	8.09	8.27	8.56	8.51	8.22	7.76
16	7.64	7.87	8.21	8.48	8.91	8.94	8.67	8.18
20	7.71	7.97	8.39	8.79	9.5	9.84	9.64	9.04
24	7.69	7.98	8.49	9.01	9.96	10.7	11.07	10.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.77	143.2°	3.69
8	41.5°	4.55	147.3°	4.69
10	39.8°	5.04	149.8°	5.55
12	38.9°	5.24	156.3°	6.34
14	39°	5.34	165.1°	6.96
16	39°	5.39	176.3°	7.51
20	39.2°	5.42	178.1°	8.33
24	40.6°	5.32	177.2°	9.13

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