WilDa: ORC Rating

GPH

603.3

OSN

589.7

LOA

11.98 m

Displacement

8380 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6647

Medium

0.8947

High

1.0334

Triple Offshore

Low

0.8726

Medium

1.1218

High

1.2502

Boat Specifications

Dimensions

Length overall: 11.98 m
Beam: 3.99 m
Draft: 2.09 m
Displacement: 8380 kg
Crew weight: 650 kg
Wetted surface: 35.48 m²

Sails

Mainsail: 43.74 m²
Genoa: 35.3 m²
Spinnaker: 110.39 m²
Asymmetric spinnaker: 128.67 m²

Design

Type: Sun OD 409
Builder: Jeanneau
Designer: Philipe Briand
Year built: 2009
Stability index: 103.1

Performance data

Polar CSV

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

6,45.6,4.945236,52,5.43,60,5.88,75,6.37,90,6.49,110,5.85,120,5.7,135,5.12,143.9,4.653524,150,4.34
8,44.2,5.87242,52,6.51,60,6.96,75,7.36,90,7.43,110,7.11,120,6.95,135,6.37,147.5,5.632023,150,5.49
10,43,6.385419,52,7.08,60,7.44,75,7.79,90,7.86,110,7.8,120,7.72,135,7.35,147.5,6.663572,150,6.49
12,41.1,6.56879,52,7.33,60,7.63,75,7.98,90,8.15,110,8.19,120,8.16,135,7.9,150,7.26,154.7,6.990512
14,40.5,6.759547,52,7.49,60,7.73,75,8.09,90,8.4,110,8.49,120,8.6,135,8.32,150,7.79,162.2,7.320434
16,40.2,6.821193,52,7.56,60,7.81,75,8.17,90,8.57,110,8.72,120,9.03,135,8.78,150,8.17,175.4,7.564366
20,40,6.879496,52,7.61,60,7.85,75,8.28,90,8.8,110,9.21,120,9.59,135,9.81,150,9.01,178.1,8.314571

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.43	5.88	6.37	6.49	5.85	5.7	5.12	4.34
8	6.51	6.96	7.36	7.43	7.11	6.95	6.37	5.49
10	7.08	7.44	7.79	7.86	7.8	7.72	7.35	6.49
12	7.33	7.63	7.98	8.15	8.19	8.16	7.9	7.26
14	7.49	7.73	8.09	8.4	8.49	8.6	8.32	7.79
16	7.56	7.81	8.17	8.57	8.72	9.03	8.78	8.17
20	7.61	7.85	8.28	8.8	9.21	9.59	9.81	9.01

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.6°	3.46	143.9°	3.76
8	44.2°	4.21	147.5°	4.75
10	43°	4.67	147.5°	5.62
12	41.1°	4.95	154.7°	6.32
14	40.5°	5.14	162.2°	6.97
16	40.2°	5.21	175.4°	7.54
20	40°	5.27	178.1°	8.31

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°	5.43	6.51	7.08	7.33	7.49	7.56	7.61
60°	5.88	6.96	7.44	7.63	7.73	7.81	7.85
75°	6.37	7.36	7.79	7.98	8.09	8.17	8.28
90°	6.49	7.43	7.86	8.15	8.40	8.57	8.80
110°	5.85	7.11	7.80	8.19	8.49	8.72	9.21
120°	5.70	6.95	7.72	8.16	8.60	9.03	9.59
135°	5.12	6.37	7.35	7.90	8.32	8.78	9.81
150°	4.34	5.49	6.49	7.26	7.79	8.17	9.01