CALIFORNIA GIRL: ORC Rating

GPH

565.2

OSN

550.9

LOA

12.244 m

Displacement

6189 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7136

Medium

0.9678

High

1.0976

Triple Offshore

Low

0.9301

Medium

1.1968

High

1.3436

Boat Specifications

Dimensions

Length overall: 12.244 m
Beam: 3.67 m
Draft: 2.13 m
Displacement: 6189 kg
Crew weight: 800 kg
Wetted surface: 31.67 m²

Sails

Mainsail: 47 m²
Genoa: 51.33 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 164.97 m²

Design

Type: J-120
Builder: PEARSON
Designer: JOHNSTONE
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.

6,43.5,5.18353,52,5.77,60,6.13,75,6.43,90,6.67,110,6.51,120,6.2,135,5.45,143.5,4.95113,150,4.6
8,42,6.176454,52,6.91,60,7.2,75,7.43,90,7.66,110,7.59,120,7.44,135,6.92,147,5.97374,150,5.79
10,40.5,6.851603,52,7.52,60,7.7,75,7.85,90,8.1,110,8.12,120,8.07,135,7.77,147,7.15418,150,6.93
12,38.6,7.037564,52,7.76,60,7.96,75,8.17,90,8.44,110,8.65,120,8.64,135,8.3,150,7.73,151.2,7.645725
14,37.9,7.172873,52,7.88,60,8.1,75,8.45,90,8.72,110,9.21,120,9.23,135,8.92,150,8.11,151,8.037779
16,37.5,7.247716,52,7.95,60,8.19,75,8.65,90,8.98,110,9.71,120,9.72,135,9.63,150,8.51,176,7.498265
20,36.8,7.268355,52,8,60,8.29,75,8.88,90,9.53,110,10.48,120,11.04,135,11.41,143,10.668196,150,9.84

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.13	6.43	6.67	6.51	6.2	5.45	4.6
8	6.91	7.2	7.43	7.66	7.59	7.44	6.92	5.79
10	7.52	7.7	7.85	8.1	8.12	8.07	7.77	6.93
12	7.76	7.96	8.17	8.44	8.65	8.64	8.3	7.73
14	7.88	8.1	8.45	8.72	9.21	9.23	8.92	8.11
16	7.95	8.19	8.65	8.98	9.71	9.72	9.63	8.51
20	8	8.29	8.88	9.53	10.48	11.04	11.41	9.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.76	143.5°	3.98
8	42°	4.59	147°	5.01
10	40.5°	5.21	147°	6
12	38.6°	5.5	151.2°	6.7
14	37.9°	5.66	151°	7.03
16	37.5°	5.75	176°	7.48
20	36.8°	5.82	143°	8.52

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°	5.77	6.91	7.52	7.76	7.88	7.95	8.00
60°	6.13	7.20	7.70	7.96	8.10	8.19	8.29
75°	6.43	7.43	7.85	8.17	8.45	8.65	8.88
90°	6.67	7.66	8.10	8.44	8.72	8.98	9.53
110°	6.51	7.59	8.12	8.65	9.21	9.71	10.48
120°	6.20	7.44	8.07	8.64	9.23	9.72	11.04
135°	5.45	6.92	7.77	8.30	8.92	9.63	11.41
150°	4.60	5.79	6.93	7.73	8.11	8.51	9.84