Ocean Ranger — ORC Rating

GPH

597

OSN

579.7

LOA

10.291 m

Displacement

4070 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6915

Medium

0.9194

High

1.0318

Triple Offshore

Low

0.8878

Medium

1.1303

High

1.2589

Boat Specifications

Dimensions

Length overall: 10.291 m
Beam: 3.55 m
Draft: 2 m
Displacement: 4070 kg
Crew weight: 615 kg
Wetted surface: 24.25 m²

Sails

Mainsail: 34.45 m²
Genoa: 29.54 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 99.27 m²

Design

Type: Ker 33
Builder: McConaghy Boats
Designer: Ker
Year built: 2006
Stability index: 122.1

Velocity Prediction

Polar CSV

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

6,42.6,4.931415,52,5.53,60,5.82,75,6.01,90,5.98,110,6.05,120,5.89,135,5.29,143.3,4.826787,150,4.46
8,40.6,5.847712,52,6.53,60,6.76,75,6.92,90,7.01,110,7.15,120,7.05,135,6.54,146.9,5.849219,150,5.65
10,38.8,6.364376,52,7.07,60,7.24,75,7.38,90,7.47,110,7.72,120,7.66,135,7.33,149.2,6.694143,150,6.64
12,37.6,6.563256,52,7.32,60,7.51,75,7.71,90,7.73,110,8.17,120,8.2,135,7.88,150,7.27,150.3,7.252788
14,37.2,6.678971,52,7.44,60,7.66,75,7.96,90,8.06,110,8.52,120,8.71,135,8.45,149.8,7.694312,150,7.68
16,37.2,6.754297,52,7.51,60,7.76,75,8.15,90,8.37,110,8.81,120,9.24,135,9.08,150,8.07,173.9,7.160543
20,37.8,6.846758,52,7.58,60,7.85,75,8.35,90,8.85,110,9.36,120,10.05,135,10.72,142.6,10.095484,150,9.27

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.53	5.82	6.01	5.98	6.05	5.89	5.29	4.46
8	6.53	6.76	6.92	7.01	7.15	7.05	6.54	5.65
10	7.07	7.24	7.38	7.47	7.72	7.66	7.33	6.64
12	7.32	7.51	7.71	7.73	8.17	8.2	7.88	7.27
14	7.44	7.66	7.96	8.06	8.52	8.71	8.45	7.68
16	7.51	7.76	8.15	8.37	8.81	9.24	9.08	8.07
20	7.58	7.85	8.35	8.85	9.36	10.05	10.72	9.27

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.63	143.3°	3.87
8	40.6°	4.44	146.9°	4.9
10	38.8°	4.96	149.2°	5.75
12	37.6°	5.2	150.3°	6.3
14	37.2°	5.32	149.8°	6.65
16	37.2°	5.38	173.9°	7.12
20	37.8°	5.41	142.6°	8.02

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