Cheyenne: ORC Rating

GPH

585

OSN

572.1

LOA

9.435 m

Displacement

2239 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7283

Medium

0.9299

High

1.0536

Triple Offshore

Low

0.9292

Medium

1.1366

High

1.2788

Boat Specifications

Dimensions

Length overall: 9.435 m
Beam: 3.04 m
Draft: 2.13 m
Displacement: 2239 kg
Crew weight: 615 kg
Wetted surface: 17.71 m²

Sails

Mainsail: 36.36 m²
Genoa: 20.75 m²
Spinnaker: 86.3 m²
Asymmetric spinnaker: 77.88 m²

Design

Type: Farr 30
Builder: Ovington
Designer: Farr
Year built: 1996
Stability index: 117.6

Performance data

Polar CSV

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

6,42.1,5.310146,52,5.94,60,6.22,75,6.42,90,6.49,110,6.3,120,6.1,135,5.51,143.3,5.026344,150,4.65
8,39,5.9963,52,6.69,60,6.88,75,7.03,90,7.14,110,7.12,120,7.06,135,6.67,146.6,6.02505,150,5.81
10,37,6.235636,52,6.96,60,7.17,75,7.42,90,7.53,110,7.68,120,7.69,135,7.33,150,6.72,154.1,6.503195
12,36.4,6.361088,52,7.1,60,7.32,75,7.7,90,7.93,110,8.23,120,8.28,135,8.01,150,7.34,160.1,6.90214
14,36.4,6.448056,52,7.2,60,7.45,75,7.86,90,8.29,110,8.74,120,8.9,135,8.8,150,7.95,171.2,7.123859
16,36.4,6.510176,52,7.26,60,7.53,75,8.01,90,8.57,110,9.18,120,9.55,135,9.74,150,8.69,161,8.006189
20,37,6.548669,52,7.32,60,7.63,75,8.2,90,8.96,110,9.98,120,10.89,135,11.89,146.2,11.311884,150,10.85

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.94	6.22	6.42	6.49	6.3	6.1	5.51	4.65
8	6.69	6.88	7.03	7.14	7.12	7.06	6.67	5.81
10	6.96	7.17	7.42	7.53	7.68	7.69	7.33	6.72
12	7.1	7.32	7.7	7.93	8.23	8.28	8.01	7.34
14	7.2	7.45	7.86	8.29	8.74	8.9	8.8	7.95
16	7.26	7.53	8.01	8.57	9.18	9.55	9.74	8.69
20	7.32	7.63	8.2	8.96	9.98	10.89	11.89	10.85

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.94	143.3°	4.03
8	39°	4.66	146.6°	5.03
10	37°	4.98	154.1°	5.85
12	36.4°	5.12	160.1°	6.49
14	36.4°	5.19	171.2°	7.04
16	36.4°	5.24	161°	7.57
20	37°	5.23	146.2°	9.4

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°	5.94	6.69	6.96	7.10	7.20	7.26	7.32
60°	6.22	6.88	7.17	7.32	7.45	7.53	7.63
75°	6.42	7.03	7.42	7.70	7.86	8.01	8.20
90°	6.49	7.14	7.53	7.93	8.29	8.57	8.96
110°	6.30	7.12	7.68	8.23	8.74	9.18	9.98
120°	6.10	7.06	7.69	8.28	8.90	9.55	10.89
135°	5.51	6.67	7.33	8.01	8.80	9.74	11.89
150°	4.65	5.81	6.72	7.34	7.95	8.69	10.85