MALTA BLUE — ORC Rating

GPH

600.5

OSN

584.1

LOA

12.06 m

Displacement

7375 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6807

Medium

0.9122

High

1.0405

Triple Offshore

Low

0.878

Medium

1.1262

High

1.2512

Boat Specifications

Dimensions

Length overall: 12.06 m
Beam: 3.89 m
Draft: 2.05 m
Displacement: 7375 kg
Crew weight: 400 kg
Wetted surface: 30.88 m²

Sails

Mainsail: 47.94 m²
Genoa: 45.81 m²
Spinnaker: 95.12 m²
Asymmetric spinnaker: 105.15 m²

Design

Type: DUFOUR 40
Builder: DUFOUR
Designer: FELCI
Year built: 2002

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.

6,43.5,5.031884,52,5.58,60,5.88,75,6.11,90,6.02,110,5.87,120,5.71,135,5.14,141,4.812481,150,4.32
8,41.6,5.897314,52,6.57,60,6.84,75,7.02,90,6.98,110,7.04,120,6.89,135,6.35,147.3,5.632726,150,5.47
10,40.3,6.424811,52,7.15,60,7.37,75,7.53,90,7.53,110,7.7,120,7.61,135,7.24,150,6.443229
12,39.6,6.670878,52,7.41,60,7.63,75,7.83,90,7.89,110,8.12,120,8.08,135,7.79,150,7.23,155.9,6.923492
14,39.2,6.761775,52,7.52,60,7.75,75,8.03,90,8.17,110,8.48,120,8.51,135,8.23,150,7.75,165.3,7.185187
16,39.1,6.816603,52,7.58,60,7.82,75,8.16,90,8.4,110,8.75,120,8.9,135,8.66,150,8.16,176.3,7.515666
20,39.3,6.861882,52,7.64,60,7.9,75,8.33,90,8.73,110,9.14,120,9.62,135,9.59,150,8.98,178.1,8.304566
24,40.6,6.835501,52,7.61,60,7.89,75,8.42,90,8.95,110,9.49,120,10.14,135,10.94,150,9.98,177.9,9.086102

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.58	5.88	6.11	6.02	5.87	5.71	5.14	4.32
8	6.57	6.84	7.02	6.98	7.04	6.89	6.35	5.47
10	7.15	7.37	7.53	7.53	7.7	7.61	7.24	6.45
12	7.41	7.63	7.83	7.89	8.12	8.08	7.79	7.23
14	7.52	7.75	8.03	8.17	8.48	8.51	8.23	7.75
16	7.58	7.82	8.16	8.4	8.75	8.9	8.66	8.16
20	7.64	7.9	8.33	8.73	9.14	9.62	9.59	8.98
24	7.61	7.89	8.42	8.95	9.49	10.14	10.94	9.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.65	141°	3.74
8	41.6°	4.41	147.3°	4.74
10	40.3°	4.9	150°	5.58
12	39.6°	5.14	155.9°	6.32
14	39.2°	5.24	165.3°	6.95
16	39.1°	5.29	176.3°	7.5
20	39.3°	5.31	178.1°	8.3
24	40.6°	5.19	177.9°	9.08

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