RANGER — ORC Rating | RegattaPages

GPH

612.8

OSN

596.3

LOA

12.326 m

Displacement

7400 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.666

Medium

0.8911

High

1.0153

Triple Offshore

Low

0.8612

Medium

1.104

High

1.2223

Boat Specifications

Dimensions

Length overall: 12.326 m
Beam: 3.7 m
Draft: 1.95 m
Displacement: 7400 kg
Crew weight: 722 kg
Wetted surface: 31.79 m²

Sails

Mainsail: 44.5 m²
Genoa: 54.59 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 93.21 m²

Design

Type: J 40
Builder: TPI
Designer: R. JOHNSTONE
Year built: 1989
Stability index: 119.6

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.

6,43.8,5.070936,52,5.63,60,5.95,75,6.16,90,6.04,110,5.61,120,5.42,135,4.84,143.4,4.409471,150,4.09
8,41.8,5.955926,52,6.62,60,6.86,75,7.02,90,6.97,110,6.81,120,6.63,135,6.06,147.1,5.407209,150,5.24
10,40.6,6.466727,52,7.13,60,7.32,75,7.46,90,7.47,110,7.48,120,7.38,135,6.99,147.8,6.346069,150,6.2
12,39.4,6.65171,52,7.34,60,7.53,75,7.71,90,7.78,110,7.88,120,7.83,135,7.56,148.7,7.010285,150,6.92
14,38.8,6.76215,52,7.45,60,7.64,75,7.88,90,8.02,110,8.21,120,8.2,135,7.96,150,7.38,150.5,7.353315
16,38.2,6.807855,52,7.51,60,7.7,75,7.98,90,8.21,110,8.49,120,8.56,135,8.34,150,7.71,171.2,7.053026
20,38.1,6.862066,52,7.58,60,7.78,75,8.12,90,8.47,110,8.89,120,9.23,135,9.12,150,8.29,174.8,7.771986

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.63	5.95	6.16	6.04	5.61	5.42	4.84	4.09
8	6.62	6.86	7.02	6.97	6.81	6.63	6.06	5.24
10	7.13	7.32	7.46	7.47	7.48	7.38	6.99	6.2
12	7.34	7.53	7.71	7.78	7.88	7.83	7.56	6.92
14	7.45	7.64	7.88	8.02	8.21	8.2	7.96	7.38
16	7.51	7.7	7.98	8.21	8.49	8.56	8.34	7.71
20	7.58	7.78	8.12	8.47	8.89	9.23	9.12	8.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.66	143.4°	3.54
8	41.8°	4.44	147.1°	4.54
10	40.6°	4.91	147.8°	5.37
12	39.4°	5.14	148.7°	5.99
14	38.8°	5.27	150.5°	6.4
16	38.2°	5.35	171.2°	6.97
20	38.1°	5.4	174.8°	7.74

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