FIRE FLY — ORC Rating

GPH

603.3

OSN

585.5

LOA

11.924 m

Displacement

7493 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7448

Medium

1.0243

High

1.1998

Triple Offshore

Low

0.9672

Medium

1.2666

High

1.4332

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.43 m
Displacement: 7493 kg
Crew weight: 752 kg
Wetted surface: 31.76 m²

Sails

Mainsail: 47.85 m²
Genoa: 41.5 m²
Spinnaker: 108.69 m²
Asymmetric spinnaker: 108.16 m²

Design

Type: FIRST 40.7
Builder: BENETEAU
Designer: FARR
Year built: 1997

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.

6,43.1,4.752368,52,5.31,60,5.65,75,5.97,90,5.96,110,5.88,120,5.69,135,5.11,144.9,4.57129,150,4.32
8,41.6,5.603117,52,6.34,60,6.71,75,7.01,90,7.08,110,7.11,120,6.92,135,6.29,149.4,5.472023,150,5.44
10,41.7,6.388637,52,7.1,60,7.36,75,7.54,90,7.68,110,7.72,120,7.61,135,7.22,150,6.43,151.1,6.362337
12,40,6.801172,52,7.48,60,7.68,75,7.86,90,7.92,110,8.14,120,8.02,135,7.73,150,7.24,155.7,6.945334
14,38.9,6.951555,52,7.64,60,7.86,75,8.12,90,8.18,110,8.5,120,8.46,135,8.11,150,7.71,170.9,7.058844
16,38.2,7.02418,52,7.73,60,7.95,75,8.34,90,8.48,110,8.75,120,8.93,135,8.54,150,8.07,180,7.52
20,38.4,7.107371,52,7.8,60,8.04,75,8.53,90,9.01,110,9.19,120,9.56,135,9.51,150,8.89,180,8.25

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.31	5.65	5.97	5.96	5.88	5.69	5.11	4.32
8	6.34	6.71	7.01	7.08	7.11	6.92	6.29	5.44
10	7.1	7.36	7.54	7.68	7.72	7.61	7.22	6.43
12	7.48	7.68	7.86	7.92	8.14	8.02	7.73	7.24
14	7.64	7.86	8.12	8.18	8.5	8.46	8.11	7.71
16	7.73	7.95	8.34	8.48	8.75	8.93	8.54	8.07
20	7.8	8.04	8.53	9.01	9.19	9.56	9.51	8.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.47	144.9°	3.74
8	41.6°	4.19	149.4°	4.71
10	41.7°	4.77	151.1°	5.57
12	40°	5.21	155.7°	6.33
14	38.9°	5.41	170.9°	6.97
16	38.2°	5.52	180°	7.52
20	38.4°	5.57	180°	8.25

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