MAIN STREET — ORC Rating

GPH

504.5

OSN

493.3

LOA

14.627 m

Displacement

8786 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8275

Medium

1.0827

High

1.2267

Triple Offshore

Low

1.067

Medium

1.3274

High

1.476

Boat Specifications

Dimensions

Length overall: 14.627 m
Beam: 3.98 m
Draft: 2.71 m
Displacement: 8786 kg
Crew weight: 1179 kg
Wetted surface: 40.95 m²

Sails

Mainsail: 71.53 m²
Genoa: 81.32 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 234.72 m²

Design

Type: J 145
Builder: TPI
Designer: JOHNSTONE
Year built: 2006
Stability index: 130.1

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.

6,43,6.317053,52,7.02,60,7.39,75,7.62,90,7.48,110,7.08,120,6.8,135,6.05,142.4,5.553525,150,5.09
8,40.2,7.148505,52,7.99,60,8.25,75,8.43,90,8.38,110,8.26,120,8.19,135,7.7,145.1,6.815811,150,6.45
10,38.4,7.477413,52,8.32,60,8.55,75,8.79,90,8.86,110,8.9,120,8.9,135,8.63,146.4,7.995954,150,7.69
12,37.2,7.658218,52,8.5,60,8.73,75,9.01,90,9.2,110,9.4,120,9.41,135,9.3,150,8.59,151.8,8.476082
14,36.6,7.772626,52,8.62,60,8.84,75,9.18,90,9.48,110,9.85,120,9.85,135,9.98,150,9.17,150.5,9.134197
16,36.3,7.866705,52,8.7,60,8.93,75,9.31,90,9.69,110,10.26,120,10.4,135,10.71,148.2,9.942432,150,9.76
20,36.4,7.938936,52,8.79,60,9.05,75,9.51,90,10.03,110,10.98,120,11.57,135,12.32,145,12.02463,150,11.38

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	7.02	7.39	7.62	7.48	7.08	6.8	6.05	5.09
8	7.99	8.25	8.43	8.38	8.26	8.19	7.7	6.45
10	8.32	8.55	8.79	8.86	8.9	8.9	8.63	7.69
12	8.5	8.73	9.01	9.2	9.4	9.41	9.3	8.59
14	8.62	8.84	9.18	9.48	9.85	9.85	9.98	9.17
16	8.7	8.93	9.31	9.69	10.26	10.4	10.71	9.76
20	8.79	9.05	9.51	10.03	10.98	11.57	12.32	11.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	4.62	142.4°	4.4
8	40.2°	5.46	145.1°	5.59
10	38.4°	5.86	146.4°	6.66
12	37.2°	6.1	151.8°	7.47
14	36.6°	6.24	150.5°	7.95
16	36.3°	6.34	148.2°	8.45
20	36.4°	6.39	145°	9.85

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