Toubab: ORC Rating

GPH

627.2

OSN

607

LOA

12.06 m

Displacement

7800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7053

Medium

0.9829

High

1.1694

Triple Offshore

Low

0.9156

Medium

1.2247

High

1.4021

Boat Specifications

Dimensions

Length overall: 12.06 m
Beam: 3.89 m
Draft: 2.09 m
Displacement: 7800 kg
Crew weight: 768 kg
Wetted surface: 32.21 m²

Sails

Mainsail: 44.26 m²
Genoa: 31.87 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 87.49 m²

Design

Type: Dufour 40 x 2.10
Builder: Dufour
Designer: Felci
Year built: 2003

Performance data

Polar CSV

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

6,43.4,4.486807,52,5,60,5.29,75,5.53,90,5.61,110,5.62,120,5.43,135,4.87,145.1,4.316274,150,4.09
8,41.7,5.317167,52,5.98,60,6.29,75,6.56,90,6.8,110,6.84,120,6.61,135,5.98,150,5.19,150.1,5.179394
10,41.6,6.057785,52,6.79,60,7.08,75,7.28,90,7.53,110,7.57,120,7.44,135,6.94,150,6.14,152.2,6.014147
12,40.9,6.615039,52,7.29,60,7.5,75,7.66,90,7.9,110,7.98,120,7.88,135,7.56,150,6.96,154.6,6.741683
14,39.6,6.852575,52,7.54,60,7.73,75,7.91,90,8.1,110,8.35,120,8.25,135,7.94,150,7.55,167.5,6.92413
16,39.1,6.945461,52,7.66,60,7.87,75,8.12,90,8.22,110,8.73,120,8.65,135,8.3,150,7.91,180,7.35
20,39.7,7.031457,52,7.71,60,7.96,75,8.4,90,8.7,110,9.22,120,9.47,135,9.13,150,8.63,180,8.08

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5	5.29	5.53	5.61	5.62	5.43	4.87	4.09
8	5.98	6.29	6.56	6.8	6.84	6.61	5.98	5.19
10	6.79	7.08	7.28	7.53	7.57	7.44	6.94	6.14
12	7.29	7.5	7.66	7.9	7.98	7.88	7.56	6.96
14	7.54	7.73	7.91	8.1	8.35	8.25	7.94	7.55
16	7.66	7.87	8.12	8.22	8.73	8.65	8.3	7.91
20	7.71	7.96	8.4	8.7	9.22	9.47	9.13	8.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.4°	3.26	145.1°	3.54
8	41.7°	3.97	150.1°	4.49
10	41.6°	4.53	152.2°	5.32
12	40.9°	5	154.6°	6.09
14	39.6°	5.28	167.5°	6.76
16	39.1°	5.39	180°	7.35
20	39.7°	5.41	180°	8.08

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 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)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.00	5.98	6.79	7.29	7.54	7.66	7.71
60°	5.29	6.29	7.08	7.50	7.73	7.87	7.96
75°	5.53	6.56	7.28	7.66	7.91	8.12	8.40
90°	5.61	6.80	7.53	7.90	8.10	8.22	8.70
110°	5.62	6.84	7.57	7.98	8.35	8.73	9.22
120°	5.43	6.61	7.44	7.88	8.25	8.65	9.47
135°	4.87	5.98	6.94	7.56	7.94	8.30	9.13
150°	4.09	5.19	6.14	6.96	7.55	7.91	8.63