Free Bird — ORC Rating

GPH

580.2

OSN

567

LOA

13.665 m

Displacement

11720 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7746

Medium

1.0438

High

1.208

Triple Offshore

Low

1.0148

Medium

1.3147

High

1.4721

Boat Specifications

Dimensions

Length overall: 13.665 m
Beam: 4.2 m
Draft: 2.38 m
Displacement: 11720 kg
Crew weight: 180 kg
Wetted surface: 43.29 m²

Sails

Mainsail: 57.15 m²
Genoa: 45.37 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 134.44 m²

Design

Type: First 45
Builder: Beneteau
Designer: Philippe Briand
Year built: 2010

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.

6,44.2,5.216829,52,5.78,60,6.18,75,6.59,90,6.63,110,5.94,120,5.75,135,5.13,143.3,4.652174,150,4.31
8,42.4,6.120885,52,6.89,60,7.32,75,7.68,90,7.69,110,7.25,120,7.03,135,6.36,147.3,5.620843,150,5.47
10,42,6.755076,52,7.54,60,7.89,75,8.17,90,8.2,110,8.08,120,7.94,135,7.42,147.7,6.625166,150,6.47
12,40.9,7.011941,52,7.83,60,8.12,75,8.41,90,8.5,110,8.51,120,8.43,135,8.1,148.3,7.463466,150,7.33
14,39.7,7.161429,52,7.98,60,8.24,75,8.55,90,8.74,110,8.86,120,8.82,135,8.52,149.7,7.933791,150,7.91
16,39.3,7.249559,52,8.07,60,8.32,75,8.65,90,8.96,110,9.16,120,9.23,135,8.91,150,8.28,175.5,7.332604
20,38.7,7.367729,52,8.15,60,8.4,75,8.81,90,9.24,110,9.7,120,9.9,135,9.8,150,8.88,179.2,8.280807

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.78	6.18	6.59	6.63	5.94	5.75	5.13	4.31
8	6.89	7.32	7.68	7.69	7.25	7.03	6.36	5.47
10	7.54	7.89	8.17	8.2	8.08	7.94	7.42	6.47
12	7.83	8.12	8.41	8.5	8.51	8.43	8.1	7.33
14	7.98	8.24	8.55	8.74	8.86	8.82	8.52	7.91
16	8.07	8.32	8.65	8.96	9.16	9.23	8.91	8.28
20	8.15	8.4	8.81	9.24	9.7	9.9	9.8	8.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.74	143.3°	3.73
8	42.4°	4.52	147.3°	4.73
10	42°	5.02	147.7°	5.6
12	40.9°	5.3	148.3°	6.35
14	39.7°	5.51	149.7°	6.85
16	39.3°	5.61	175.5°	7.31
20	38.7°	5.75	179.2°	8.28

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