TOMAHAWK — ORC Rating

GPH

595.8

OSN

577.9

LOA

13.72 m

Displacement

10922 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6717

Medium

0.9229

High

1.0733

Triple Offshore

Low

0.8717

Medium

1.1418

High

1.2787

Boat Specifications

Dimensions

Length overall: 13.72 m
Beam: 4.23 m
Draft: 2.2 m
Displacement: 10922 kg
Crew weight: 850 kg
Wetted surface: 38.95 m²

Sails

Mainsail: 57.43 m²
Genoa: 47.77 m²
Spinnaker: 109.53 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 45F5
Builder: BENETEAU
Designer: BRUCE FARR
Year built: 1990
Stability index: 107.8

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.

6,43.8,5.057081,52,5.62,60,5.95,75,6.16,90,6.03,110,5.81,120,5.6,135,4.98,143,4.495167,150,4.15
8,41.8,5.982755,52,6.66,60,6.95,75,7.14,90,7.07,110,7.05,120,6.85,135,6.22,147.8,5.459746,150,5.33
10,40.2,6.559343,52,7.3,60,7.53,75,7.7,90,7.69,110,7.8,120,7.68,135,7.18,150,6.36,151.4,6.287138
12,39.4,6.858768,52,7.61,60,7.82,75,8.01,90,8.06,110,8.22,120,8.17,135,7.82,150,7.22,155.6,6.91788
14,38.8,6.993115,52,7.76,60,7.98,75,8.22,90,8.31,110,8.53,120,8.51,135,8.25,150,7.81,164,7.26129
16,38.4,7.069091,52,7.85,60,8.07,75,8.36,90,8.51,110,8.8,120,8.83,135,8.61,150,8.22,175.4,7.594463
20,38.2,7.138704,52,7.94,60,8.17,75,8.52,90,8.83,110,9.16,120,9.41,135,9.32,150,8.9,179,8.371275

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.62	5.95	6.16	6.03	5.81	5.6	4.98	4.15
8	6.66	6.95	7.14	7.07	7.05	6.85	6.22	5.33
10	7.3	7.53	7.7	7.69	7.8	7.68	7.18	6.36
12	7.61	7.82	8.01	8.06	8.22	8.17	7.82	7.22
14	7.76	7.98	8.22	8.31	8.53	8.51	8.25	7.81
16	7.85	8.07	8.36	8.51	8.8	8.83	8.61	8.22
20	7.94	8.17	8.52	8.83	9.16	9.41	9.32	8.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.65	143°	3.59
8	41.8°	4.46	147.8°	4.62
10	40.2°	5.01	151.4°	5.52
12	39.4°	5.3	155.6°	6.3
14	38.8°	5.45	164°	6.98
16	38.4°	5.54	175.4°	7.57
20	38.2°	5.61	179°	8.37

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