FORTUNA: ORC Rating

GPH

682.6

OSN

662.9

LOA

9.975 m

Displacement

4306 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5689

Medium

0.797

High

0.9426

Triple Offshore

Low

0.7514

Medium

0.9989

High

1.1412

Boat Specifications

Dimensions

Length overall: 9.975 m
Beam: 3.31 m
Draft: 1.7 m
Displacement: 4306 kg
Crew weight: 400 kg
Wetted surface: 23.44 m²

Sails

Mainsail: 24.49 m²
Genoa: 24.84 m²
Spinnaker: 70.57 m²
Asymmetric spinnaker: 0 m²

Design

Type: SUN ODYSSEY 34.2
Builder: JEANNEAU
Designer: FAROUX
Year built: 1996
Stability index: 134

Performance data

Polar CSV

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

6,45.6,4.073388,52,4.52,60,4.97,75,5.45,90,5.6,110,5.3,120,5.01,135,4.54,146.2,4.007295,150,3.85
8,43.2,4.801304,52,5.48,60,5.96,75,6.42,90,6.56,110,6.33,120,6.14,135,5.62,150,4.91,150.2,4.897637
10,42.4,5.416712,52,6.19,60,6.58,75,6.9,90,7.03,110,6.93,120,6.85,135,6.51,150,5.83,152,5.719479
12,41.8,5.929098,52,6.53,60,6.83,75,7.17,90,7.36,110,7.32,120,7.26,135,7.01,150,6.59,156.8,6.288519
14,40.6,6.190146,52,6.79,60,6.97,75,7.34,90,7.68,110,7.72,120,7.67,135,7.39,150,7.03,168.2,6.517737
16,40.2,6.2844,52,6.92,60,7.13,75,7.45,90,7.95,110,8.08,120,8.1,135,7.82,150,7.39,177.5,6.866535
20,41.7,6.388637,52,6.96,60,7.21,75,7.69,90,8.23,110,8.77,120,8.95,135,8.73,150,8.18,178.1,7.544148

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.52	4.97	5.45	5.6	5.3	5.01	4.54	3.85
8	5.48	5.96	6.42	6.56	6.33	6.14	5.62	4.91
10	6.19	6.58	6.9	7.03	6.93	6.85	6.51	5.83
12	6.53	6.83	7.17	7.36	7.32	7.26	7.01	6.59
14	6.79	6.97	7.34	7.68	7.72	7.67	7.39	7.03
16	6.92	7.13	7.45	7.95	8.08	8.1	7.82	7.39
20	6.96	7.21	7.69	8.23	8.77	8.95	8.73	8.18

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.6°	2.85	146.2°	3.33
8	43.2°	3.5	150.2°	4.25
10	42.4°	4	152°	5.05
12	41.8°	4.42	156.8°	5.78
14	40.6°	4.7	168.2°	6.38
16	40.2°	4.8	177.5°	6.86
20	41.7°	4.77	178.1°	7.54

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°	4.52	5.48	6.19	6.53	6.79	6.92	6.96
60°	4.97	5.96	6.58	6.83	6.97	7.13	7.21
75°	5.45	6.42	6.90	7.17	7.34	7.45	7.69
90°	5.60	6.56	7.03	7.36	7.68	7.95	8.23
110°	5.30	6.33	6.93	7.32	7.72	8.08	8.77
120°	5.01	6.14	6.85	7.26	7.67	8.10	8.95
135°	4.54	5.62	6.51	7.01	7.39	7.82	8.73
150°	3.85	4.91	5.83	6.59	7.03	7.39	8.18