BIG BANG — ORC Rating

GPH

605.6

OSN

588.5

LOA

12.31 m

Displacement

7185 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6763

Medium

0.913

High

1.0482

Triple Offshore

Low

0.8701

Medium

1.1166

High

1.2422

Boat Specifications

Dimensions

Length overall: 12.31 m
Beam: 3.8 m
Draft: 2.22 m
Displacement: 7185 kg
Crew weight: 655 kg
Wetted surface: 30.45 m²

Sails

Mainsail: 37.38 m²
Genoa: 56.17 m²
Spinnaker: 111.48 m²
Asymmetric spinnaker: 105.38 m²

Design

Type: F&C 40
Builder: AST. F&C
Designer: GERMAN FRERS
Year built: 1986
Stability index: 116.2

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.

6,42.4,4.969833,52,5.56,60,5.85,75,6.07,90,5.98,110,5.71,120,5.55,135,5.02,144.3,4.543868,150,4.26
8,41.2,5.874418,52,6.59,60,6.84,75,7,90,6.96,110,6.92,120,6.76,135,6.19,149.6,5.368031,150,5.35
10,40.5,6.522832,52,7.13,60,7.3,75,7.42,90,7.42,110,7.51,120,7.43,135,7.09,150,6.33,151.1,6.259534
12,38.8,6.710824,52,7.36,60,7.53,75,7.68,90,7.71,110,7.89,120,7.84,135,7.57,150,7.11,156.1,6.836175
14,38.1,6.811236,52,7.47,60,7.66,75,7.88,90,7.97,110,8.24,120,8.24,135,7.95,150,7.56,166.7,7.038788
16,37.6,6.853554,52,7.53,60,7.73,75,8.04,90,8.21,110,8.54,120,8.64,135,8.36,150,7.92,177.2,7.358785
20,37.2,6.892396,52,7.57,60,7.8,75,8.21,90,8.6,110,8.91,120,9.3,135,9.21,150,8.7,178.1,8.054428

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	5.85	6.07	5.98	5.71	5.55	5.02	4.26
8	6.59	6.84	7	6.96	6.92	6.76	6.19	5.35
10	7.13	7.3	7.42	7.42	7.51	7.43	7.09	6.33
12	7.36	7.53	7.68	7.71	7.89	7.84	7.57	7.11
14	7.47	7.66	7.88	7.97	8.24	8.24	7.95	7.56
16	7.53	7.73	8.04	8.21	8.54	8.64	8.36	7.92
20	7.57	7.8	8.21	8.6	8.91	9.3	9.21	8.7

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.67	144.3°	3.69
8	41.2°	4.42	149.6°	4.63
10	40.5°	4.96	151.1°	5.48
12	38.8°	5.23	156.1°	6.25
14	38.1°	5.36	166.7°	6.85
16	37.6°	5.43	177.2°	7.35
20	37.2°	5.49	178.1°	8.05

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