OVERWIND: ORC Rating

GPH

595.1

OSN

583.6

LOA

9.435 m

Displacement

2333 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7058

Medium

0.9045

High

1.0242

Triple Offshore

Low

0.9108

Medium

1.1189

High

1.2582

Boat Specifications

Dimensions

Length overall: 9.435 m
Beam: 3.04 m
Draft: 2.14 m
Displacement: 2333 kg
Crew weight: 500 kg
Wetted surface: 17.89 m²

Sails

Mainsail: 34.74 m²
Genoa: 20.78 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 87.9 m²

Design

Type: Farr 30
Builder: Ovington Marine
Designer: Farr
Year built: 1996

Performance data

Polar CSV

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

6,42,5.01921,52,5.64,60,5.98,75,6.43,90,6.6,110,6.44,120,6.14,135,5.45,143,4.970979,150,4.58
8,40.5,5.89159,52,6.55,60,6.73,75,6.97,90,7.18,110,7.12,120,7.03,135,6.66,145.5,6.03063,150,5.74
10,38.2,6.197057,52,6.87,60,7.05,75,7.25,90,7.62,110,7.7,120,7.64,135,7.27,150,6.66,150.5,6.629473
12,37.5,6.314967,52,7,60,7.22,75,7.58,90,7.93,110,8.33,120,8.3,135,7.93,150,7.19,151.8,7.069075
14,37.1,6.34416,52,7.06,60,7.32,75,7.81,90,8.21,110,8.94,120,8.9,135,8.73,150,7.66,176,6.686287
16,37.1,6.457001,52,7.11,60,7.37,75,7.95,90,8.53,110,9.39,120,9.67,135,9.69,144.8,8.884593,150,8.38
20,37.9,6.526554,52,7.22,60,7.56,75,8.11,90,8.89,110,10.11,120,10.94,135,11.46,142.8,11.386892,150,10.48

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.64	5.98	6.43	6.6	6.44	6.14	5.45	4.58
8	6.55	6.73	6.97	7.18	7.12	7.03	6.66	5.74
10	6.87	7.05	7.25	7.62	7.7	7.64	7.27	6.66
12	7	7.22	7.58	7.93	8.33	8.3	7.93	7.19
14	7.06	7.32	7.81	8.21	8.94	8.9	8.73	7.66
16	7.11	7.37	7.95	8.53	9.39	9.67	9.69	8.38
20	7.22	7.56	8.11	8.89	10.11	10.94	11.46	10.48

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.73	143°	3.97
8	40.5°	4.48	145.5°	4.97
10	38.2°	4.87	150.5°	5.77
12	37.5°	5.01	151.8°	6.23
14	37.1°	5.06	176°	6.67
16	37.1°	5.15	144.8°	7.26
20	37.9°	5.15	142.8°	9.07

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°	5.64	6.55	6.87	7.00	7.06	7.11	7.22
60°	5.98	6.73	7.05	7.22	7.32	7.37	7.56
75°	6.43	6.97	7.25	7.58	7.81	7.95	8.11
90°	6.60	7.18	7.62	7.93	8.21	8.53	8.89
110°	6.44	7.12	7.70	8.33	8.94	9.39	10.11
120°	6.14	7.03	7.64	8.30	8.90	9.67	10.94
135°	5.45	6.66	7.27	7.93	8.73	9.69	11.46
150°	4.58	5.74	6.66	7.19	7.66	8.38	10.48