MAC: ORC Rating

GPH

508.2

OSN

496

LOA

12.3 m

Displacement

4454 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9131

Medium

1.1914

High

1.3881

Triple Offshore

Low

1.181

Medium

1.483

High

1.6967

Boat Specifications

Dimensions

Length overall: 12.3 m
Beam: 3.8 m
Draft: 2.61 m
Displacement: 4454 kg
Crew weight: 900 kg
Wetted surface: 30.92 m²

Sails

Mainsail: 64.23 m²
Genoa: 42.46 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 187.17 m²

Design

Type: S 40 OD
Builder: M BOATS
Designer: SOTO ACEBAL
Year built: 2008

Performance data

Polar CSV

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

6,43.8,5.971512,52,6.62,60,7.05,75,7.38,90,7.31,110,7.19,120,6.98,135,6.19,142.1,5.677468,150,5.18
8,41.4,6.985632,52,7.77,60,8.04,75,8.25,90,8.24,110,8.33,120,8.28,135,7.84,140.7,7.365862,150,6.58
10,39.3,7.262481,52,8.08,60,8.36,75,8.79,90,8.92,110,8.9,120,9.14,135,8.69,148.3,7.874838,150,7.73
12,38.4,7.388093,52,8.23,60,8.54,75,9.13,90,9.61,110,9.49,120,9.77,135,9.72,150,8.65,152.2,8.410762
14,38.2,7.545903,52,8.34,60,8.66,75,9.36,90,10.06,110,10.04,120,10.38,135,10.91,148.1,9.623407,150,9.43
16,37.8,7.64407,52,8.5,60,8.86,75,9.51,90,10.35,110,10.78,120,11.09,135,11.92,145.1,11.144277,150,10.55
20,38.3,7.69646,52,8.58,60,9.06,75,9.99,90,10.73,110,12.25,120,12.5,135,13.59,144.8,14.24472,150,13.44

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.62	7.05	7.38	7.31	7.19	6.98	6.19	5.18
8	7.77	8.04	8.25	8.24	8.33	8.28	7.84	6.58
10	8.08	8.36	8.79	8.92	8.9	9.14	8.69	7.73
12	8.23	8.54	9.13	9.61	9.49	9.77	9.72	8.65
14	8.34	8.66	9.36	10.06	10.04	10.38	10.91	9.43
16	8.5	8.86	9.51	10.35	10.78	11.09	11.92	10.55
20	8.58	9.06	9.99	10.73	12.25	12.5	13.59	13.44

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	4.31	142.1°	4.48
8	41.4°	5.24	140.7°	5.7
10	39.3°	5.62	148.3°	6.7
12	38.4°	5.79	152.2°	7.44
14	38.2°	5.93	148.1°	8.17
16	37.8°	6.04	145.1°	9.14
20	38.3°	6.04	144.8°	11.64

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°	6.62	7.77	8.08	8.23	8.34	8.50	8.58
60°	7.05	8.04	8.36	8.54	8.66	8.86	9.06
75°	7.38	8.25	8.79	9.13	9.36	9.51	9.99
90°	7.31	8.24	8.92	9.61	10.06	10.35	10.73
110°	7.19	8.33	8.90	9.49	10.04	10.78	12.25
120°	6.98	8.28	9.14	9.77	10.38	11.09	12.50
135°	6.19	7.84	8.69	9.72	10.91	11.92	13.59
150°	5.18	6.58	7.73	8.65	9.43	10.55	13.44