CHOUETTE: ORC Rating

GPH

601.6

OSN

585.5

LOA

9.99 m

Displacement

3460 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6993

Medium

0.9197

High

1.0396

Triple Offshore

Low

0.8936

Medium

1.1143

High

1.2366

Boat Specifications

Dimensions

Length overall: 9.99 m
Beam: 3.31 m
Draft: 2.1 m
Displacement: 3460 kg
Crew weight: 552 kg
Wetted surface: 21.48 m²

Sails

Mainsail: 37.67 m²
Genoa: 31.98 m²
Spinnaker: 79.6 m²
Asymmetric spinnaker: 68.73 m²

Design

Type: SEAM 33
Builder: TSUBOI YACHTS
Designer: I.YOKOYAMA
Year built: 2001

Performance data

Polar CSV

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

6,42,5.221055,52,5.83,60,6.08,75,6.24,90,6.12,110,5.89,120,5.71,135,5.13,140.8,4.813248,150,4.3
8,39.5,6.039206,52,6.68,60,6.84,75,6.94,90,6.9,110,6.91,120,6.78,135,6.3,147.8,5.554287,150,5.42
10,37.1,6.34416,52,7.03,60,7.18,75,7.31,90,7.31,110,7.43,120,7.36,135,7.02,150,6.39,152.2,6.274157
12,36.4,6.485328,52,7.17,60,7.35,75,7.57,90,7.64,110,7.86,120,7.83,135,7.52,150,7.05,159.4,6.676926
14,36.1,6.571864,52,7.26,60,7.45,75,7.74,90,7.93,110,8.25,120,8.29,135,8.01,150,7.51,174.1,6.876426
16,35.9,6.616944,52,7.31,60,7.52,75,7.85,90,8.16,110,8.58,120,8.78,135,8.53,150,7.96,177.7,7.295878
20,36.1,6.670876,52,7.38,60,7.61,75,8.03,90,8.5,110,9.13,120,9.86,135,9.99,150,9.03,177.2,8.14973
24,37.6,6.676851,52,7.37,60,7.63,75,8.12,90,8.73,110,9.41,120,10.88,135,12.73,142.7,12.206567,150,11.21

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.83	6.08	6.24	6.12	5.89	5.71	5.13	4.3
8	6.68	6.84	6.94	6.9	6.91	6.78	6.3	5.42
10	7.03	7.18	7.31	7.31	7.43	7.36	7.02	6.39
12	7.17	7.35	7.57	7.64	7.86	7.83	7.52	7.05
14	7.26	7.45	7.74	7.93	8.25	8.29	8.01	7.51
16	7.31	7.52	7.85	8.16	8.58	8.78	8.53	7.96
20	7.38	7.61	8.03	8.5	9.13	9.86	9.99	9.03
24	7.37	7.63	8.12	8.73	9.41	10.88	12.73	11.21

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.88	140.8°	3.73
8	39.5°	4.66	147.8°	4.7
10	37.1°	5.06	152.2°	5.55
12	36.4°	5.22	159.4°	6.25
14	36.1°	5.31	174.1°	6.84
16	35.9°	5.36	177.7°	7.29
20	36.1°	5.39	177.2°	8.14
24	37.6°	5.29	142.7°	9.71

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.83	6.68	7.03	7.17	7.26	7.31	7.38	7.37
60°	6.08	6.84	7.18	7.35	7.45	7.52	7.61	7.63
75°	6.24	6.94	7.31	7.57	7.74	7.85	8.03	8.12
90°	6.12	6.90	7.31	7.64	7.93	8.16	8.50	8.73
110°	5.89	6.91	7.43	7.86	8.25	8.58	9.13	9.41
120°	5.71	6.78	7.36	7.83	8.29	8.78	9.86	10.88
135°	5.13	6.30	7.02	7.52	8.01	8.53	9.99	12.73
150°	4.30	5.42	6.39	7.05	7.51	7.96	9.03	11.21