White Rabbit: ORC Rating

GPH

642.1

OSN

624.2

LOA

9.503 m

Displacement

3703 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7208

Medium

0.9712

High

1.1078

Triple Offshore

Low

0.9267

Medium

1.1827

High

1.3183

Boat Specifications

Dimensions

Length overall: 9.503 m
Beam: 3.14 m
Draft: 1.95 m
Displacement: 3703 kg
Crew weight: 525 kg
Wetted surface: 21.4 m²

Sails

Mainsail: 32.25 m²
Genoa: 23.45 m²
Spinnaker: 73.39 m²
Asymmetric spinnaker: 0 m²

Design

Type: SJ 320
Builder: Seaquest Yachts
Designer: S. Jones
Year built: 1994

Performance data

Polar CSV

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

6,42.6,4.564615,52,5.11,60,5.4,75,5.63,90,5.56,110,5.62,120,5.46,135,4.93,145.2,4.420634,150,4.19
8,40.9,5.344951,52,6.03,60,6.29,75,6.48,90,6.55,110,6.65,120,6.54,135,6.07,149.1,5.302629,150,5.26
10,40,5.952657,52,6.57,60,6.73,75,6.87,90,6.99,110,7.12,120,7.05,135,6.79,150,6.19,151.9,6.08756
12,38.4,6.188644,52,6.81,60,6.96,75,7.12,90,7.18,110,7.5,120,7.46,135,7.2,150,6.81,160.1,6.423563
14,38,6.28164,52,6.91,60,7.1,75,7.34,90,7.46,110,7.83,120,7.91,135,7.62,150,7.19,180,6.64
16,38,6.332401,52,6.96,60,7.16,75,7.52,90,7.74,110,8.06,120,8.36,135,8.08,150,7.57,180,7.05
20,37.8,6.429118,52,7.03,60,7.22,75,7.67,90,8.19,110,8.46,120,8.91,135,9.17,150,8.46,180,7.8

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.11	5.4	5.63	5.56	5.62	5.46	4.93	4.19
8	6.03	6.29	6.48	6.55	6.65	6.54	6.07	5.26
10	6.57	6.73	6.87	6.99	7.12	7.05	6.79	6.19
12	6.81	6.96	7.12	7.18	7.5	7.46	7.2	6.81
14	6.91	7.1	7.34	7.46	7.83	7.91	7.62	7.19
16	6.96	7.16	7.52	7.74	8.06	8.36	8.08	7.57
20	7.03	7.22	7.67	8.19	8.46	8.91	9.17	8.46

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.36	145.2°	3.63
8	40.9°	4.04	149.1°	4.55
10	40°	4.56	151.9°	5.37
12	38.4°	4.85	160.1°	6.04
14	38°	4.95	180°	6.64
16	38°	4.99	180°	7.05
20	37.8°	5.08	180°	7.8

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°	5.11	6.03	6.57	6.81	6.91	6.96	7.03
60°	5.40	6.29	6.73	6.96	7.10	7.16	7.22
75°	5.63	6.48	6.87	7.12	7.34	7.52	7.67
90°	5.56	6.55	6.99	7.18	7.46	7.74	8.19
110°	5.62	6.65	7.12	7.50	7.83	8.06	8.46
120°	5.46	6.54	7.05	7.46	7.91	8.36	8.91
135°	4.93	6.07	6.79	7.20	7.62	8.08	9.17
150°	4.19	5.26	6.19	6.81	7.19	7.57	8.46