1122TREKKEE — ORC Rating

GPH

538.3

OSN

526.5

LOA

11.99 m

Displacement

5294 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8788

Medium

1.1273

High

1.2714

Triple Offshore

Low

1.1294

Medium

1.3954

High

1.5619

Boat Specifications

Dimensions

Length overall: 11.99 m
Beam: 4.17 m
Draft: 2.31 m
Displacement: 5294 kg
Crew weight: 830 kg
Wetted surface: 31.93 m²

Sails

Mainsail: 67.37 m²
Genoa: 42.07 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 159.54 m²

Design

Type: MUIR 40
Builder: M MUIR
Designer: M MUIR
Year built: 1989

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.

6,42.4,5.660464,52,6.35,60,6.71,75,6.99,90,6.89,110,6.86,120,6.64,135,5.97,142.5,5.47045,150,5.01
8,40.7,6.634708,52,7.39,60,7.63,75,7.8,90,7.76,110,7.89,120,7.8,135,7.32,144.3,6.67419,150,6.26
10,38.8,6.941789,52,7.72,60,7.95,75,8.23,90,8.25,110,8.51,120,8.48,135,8.03,150,7.31,150.3,7.287325
12,38,7.055741,52,7.86,60,8.11,75,8.57,90,8.77,110,8.96,120,9.2,135,8.72,150,7.97,152.1,7.818815
14,37.8,7.163151,52,7.93,60,8.21,75,8.78,90,9.22,110,9.39,120,9.77,135,9.55,148.8,8.581139,150,8.48
16,37.5,7.285531,52,8.04,60,8.27,75,8.91,90,9.54,110,9.8,120,10.28,135,10.52,146.3,9.519756,150,9.15
20,38.2,7.355029,52,8.14,60,8.53,75,9.19,90,9.85,110,10.72,120,11.31,135,12.5,143.4,11.771044,150,10.91

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.35	6.71	6.99	6.89	6.86	6.64	5.97	5.01
8	7.39	7.63	7.8	7.76	7.89	7.8	7.32	6.26
10	7.72	7.95	8.23	8.25	8.51	8.48	8.03	7.31
12	7.86	8.11	8.57	8.77	8.96	9.2	8.72	7.97
14	7.93	8.21	8.78	9.22	9.39	9.77	9.55	8.48
16	8.04	8.27	8.91	9.54	9.8	10.28	10.52	9.15
20	8.14	8.53	9.19	9.85	10.72	11.31	12.5	10.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	4.18	142.5°	4.34
8	40.7°	5.03	144.3°	5.42
10	38.8°	5.41	150.3°	6.33
12	38°	5.56	152.1°	6.91
14	37.8°	5.66	148.8°	7.34
16	37.5°	5.78	146.3°	7.92
20	38.2°	5.78	143.4°	9.45

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