S'INDIO III: ORC Rating

GPH

613.4

OSN

598.3

LOA

12.06 m

Displacement

7754 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6524

Medium

0.883

High

1.0057

Triple Offshore

Low

0.8536

Medium

1.1061

High

1.2266

Boat Specifications

Dimensions

Length overall: 12.06 m
Beam: 3.89 m
Draft: 2.07 m
Displacement: 7754 kg
Crew weight: 490 kg
Wetted surface: 32.05 m²

Sails

Mainsail: 47.63 m²
Genoa: 31.46 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 125.23 m²

Design

Type: DUFOUR 40
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.

6,43.5,4.576947,52,5.11,60,5.43,75,5.96,90,6.21,110,6.02,120,5.8,135,5.2,144,4.709419,150,4.4
8,42,5.4229,52,6.08,60,6.44,75,7.03,90,7.27,110,7.16,120,7.02,135,6.42,148,5.624681,150,5.5
10,41.2,6.087067,52,6.85,60,7.13,75,7.52,90,7.76,110,7.76,120,7.68,135,7.34,147.5,6.675429,150,6.5
12,41.1,6.55552,52,7.25,60,7.48,75,7.72,90,8.04,110,8.12,120,8.1,135,7.83,149.5,7.288518,150,7.25
14,40.5,6.680642,52,7.41,60,7.65,75,7.89,90,8.23,110,8.44,120,8.5,135,8.22,150,7.64,152,7.531591
16,40.5,6.733245,52,7.47,60,7.71,75,8.04,90,8.37,110,8.79,120,8.87,135,8.66,150,7.96,176,7.217582
20,40.5,6.825302,52,7.53,60,7.74,75,8.16,90,8.62,110,9.33,120,9.43,135,9.59,150,8.62,178,7.954846

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.11	5.43	5.96	6.21	6.02	5.8	5.2	4.4
8	6.08	6.44	7.03	7.27	7.16	7.02	6.42	5.5
10	6.85	7.13	7.52	7.76	7.76	7.68	7.34	6.5
12	7.25	7.48	7.72	8.04	8.12	8.1	7.83	7.25
14	7.41	7.65	7.89	8.23	8.44	8.5	8.22	7.64
16	7.47	7.71	8.04	8.37	8.79	8.87	8.66	7.96
20	7.53	7.74	8.16	8.62	9.33	9.43	9.59	8.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.32	144°	3.81
8	42°	4.03	148°	4.77
10	41.2°	4.58	147.5°	5.63
12	41.1°	4.94	149.5°	6.28
14	40.5°	5.08	152°	6.65
16	40.5°	5.12	176°	7.2
20	40.5°	5.19	178°	7.95

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°	5.11	6.08	6.85	7.25	7.41	7.47	7.53
60°	5.43	6.44	7.13	7.48	7.65	7.71	7.74
75°	5.96	7.03	7.52	7.72	7.89	8.04	8.16
90°	6.21	7.27	7.76	8.04	8.23	8.37	8.62
110°	6.02	7.16	7.76	8.12	8.44	8.79	9.33
120°	5.80	7.02	7.68	8.10	8.50	8.87	9.43
135°	5.20	6.42	7.34	7.83	8.22	8.66	9.59
150°	4.40	5.50	6.50	7.25	7.64	7.96	8.62