HEDAA: ORC Rating

GPH

643.8

OSN

623.5

LOA

11.158 m

Displacement

8034 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6093

Medium

0.8423

High

0.9803

Triple Offshore

Low

0.7954

Medium

1.0607

High

1.2071

Boat Specifications

Dimensions

Length overall: 11.158 m
Beam: 4.02 m
Draft: 1.93 m
Displacement: 8034 kg
Crew weight: 530 kg
Wetted surface: 33.58 m²

Sails

Mainsail: 38.55 m²
Genoa: 32.07 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 110.03 m²

Design

Type: Dufour 390
Builder: DUFOUR
Designer: Felici
Year built: 2019

Performance data

Polar CSV

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

6,46.1,4.355339,52,4.74,60,5.07,75,5.31,90,5.68,110,5.61,120,5.44,135,4.9,144,4.449845,150,4.16
8,44.1,5.207998,52,5.73,60,6.06,75,6.4,90,6.78,110,6.79,120,6.63,135,6.11,147.3,5.454476,150,5.31
10,42.8,5.81958,52,6.44,60,6.75,75,7.12,90,7.45,110,7.51,120,7.42,135,7.03,147.8,6.393339,150,6.25
12,41.8,6.291282,52,6.95,60,7.21,75,7.52,90,7.84,110,7.96,120,7.9,135,7.62,148.2,7.095013,150,6.97
14,41,6.572064,52,7.27,60,7.51,75,7.76,90,8.12,110,8.34,120,8.31,135,8.04,149.4,7.470299,150,7.42
16,40.8,6.710744,52,7.44,60,7.68,75,7.95,90,8.34,110,8.7,120,8.72,135,8.45,150,7.75,171.2,6.931596
20,41.2,6.778175,52,7.52,60,7.81,75,8.25,90,8.63,110,9.32,120,9.53,135,9.28,150,8.34,176.1,7.707849
24,42.7,6.762691,52,7.48,60,7.81,75,8.36,90,8.83,110,9.79,120,10.29,135,10.34,150,8.95,176.1,8.309242

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	5.07	5.31	5.68	5.61	5.44	4.9	4.16
8	5.73	6.06	6.4	6.78	6.79	6.63	6.11	5.31
10	6.44	6.75	7.12	7.45	7.51	7.42	7.03	6.25
12	6.95	7.21	7.52	7.84	7.96	7.9	7.62	6.97
14	7.27	7.51	7.76	8.12	8.34	8.31	8.04	7.42
16	7.44	7.68	7.95	8.34	8.7	8.72	8.45	7.75
20	7.52	7.81	8.25	8.63	9.32	9.53	9.28	8.34
24	7.48	7.81	8.36	8.83	9.79	10.29	10.34	8.95

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.1°	3.02	144°	3.6
8	44.1°	3.74	147.3°	4.59
10	42.8°	4.27	147.8°	5.41
12	41.8°	4.69	148.2°	6.03
14	41°	4.96	149.4°	6.43
16	40.8°	5.08	171.2°	6.85
20	41.2°	5.1	176.1°	7.69
24	42.7°	4.97	176.1°	8.29

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt24 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.74	5.73	6.44	6.95	7.27	7.44	7.52	7.48
60°	5.07	6.06	6.75	7.21	7.51	7.68	7.81	7.81
75°	5.31	6.40	7.12	7.52	7.76	7.95	8.25	8.36
90°	5.68	6.78	7.45	7.84	8.12	8.34	8.63	8.83
110°	5.61	6.79	7.51	7.96	8.34	8.70	9.32	9.79
120°	5.44	6.63	7.42	7.90	8.31	8.72	9.53	10.29
135°	4.90	6.11	7.03	7.62	8.04	8.45	9.28	10.34
150°	4.16	5.31	6.25	6.97	7.42	7.75	8.34	8.95