HAYATE: ORC Rating

GPH

616

OSN

600.9

LOA

9.5 m

Displacement

3250 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7689

Medium

1.011

High

1.1383

Triple Offshore

Low

0.9837

Medium

1.2223

High

1.3574

Boat Specifications

Dimensions

Length overall: 9.5 m
Beam: 3.24 m
Draft: 2.01 m
Displacement: 3250 kg
Crew weight: 542 kg
Wetted surface: 19.62 m²

Sails

Mainsail: 34.82 m²
Genoa: 28.37 m²
Spinnaker: 77.05 m²
Asymmetric spinnaker: 76.96 m²

Design

Type: SEAM 31
Builder: TSUBOI YACHT
Designer: I.YOKOYAMA
Year built: 1999

Performance data

Polar CSV

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

6,41.8,4.909615,52,5.52,60,5.82,75,6.06,90,6,110,5.95,120,5.77,135,5.19,145.3,4.634224,150,4.4
8,40.4,5.751516,52,6.39,60,6.58,75,6.71,90,6.75,110,6.82,120,6.72,135,6.3,148.8,5.541499,150,5.47
10,38.1,6.175859,52,6.77,60,6.91,75,7.04,90,7.13,110,7.27,120,7.2,135,6.91,150,6.38,153.4,6.206983
12,36.8,6.306734,52,6.94,60,7.11,75,7.32,90,7.38,110,7.71,120,7.68,135,7.34,150,6.92,162.8,6.479787
14,36.4,6.373512,52,7.02,60,7.22,75,7.56,90,7.72,110,8.08,120,8.19,135,7.84,150,7.33,180,6.76
16,36.3,6.402555,52,7.06,60,7.29,75,7.7,90,8.01,110,8.34,120,8.67,135,8.38,150,7.79,180,7.16
20,36.3,6.464595,52,7.12,60,7.34,75,7.83,90,8.4,110,8.83,120,9.43,135,9.84,150,8.84,180,8.02

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.52	5.82	6.06	6	5.95	5.77	5.19	4.4
8	6.39	6.58	6.71	6.75	6.82	6.72	6.3	5.47
10	6.77	6.91	7.04	7.13	7.27	7.2	6.91	6.38
12	6.94	7.11	7.32	7.38	7.71	7.68	7.34	6.92
14	7.02	7.22	7.56	7.72	8.08	8.19	7.84	7.33
16	7.06	7.29	7.7	8.01	8.34	8.67	8.38	7.79
20	7.12	7.34	7.83	8.4	8.83	9.43	9.84	8.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.66	145.3°	3.81
8	40.4°	4.38	148.8°	4.74
10	38.1°	4.86	153.4°	5.55
12	36.8°	5.05	162.8°	6.19
14	36.4°	5.13	180°	6.76
16	36.3°	5.16	180°	7.16
20	36.3°	5.21	180°	8.02

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°	5.52	6.39	6.77	6.94	7.02	7.06	7.12
60°	5.82	6.58	6.91	7.11	7.22	7.29	7.34
75°	6.06	6.71	7.04	7.32	7.56	7.70	7.83
90°	6.00	6.75	7.13	7.38	7.72	8.01	8.40
110°	5.95	6.82	7.27	7.71	8.08	8.34	8.83
120°	5.77	6.72	7.20	7.68	8.19	8.67	9.43
135°	5.19	6.30	6.91	7.34	7.84	8.38	9.84
150°	4.40	5.47	6.38	6.92	7.33	7.79	8.84