PLAUSIBLE ALIBI — ORC Rating

GPH

525.8

OSN

513.2

LOA

12.415 m

Displacement

4953 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8058

Medium

1.0378

High

1.1875

Triple Offshore

Low

1.0296

Medium

1.2675

High

1.4266

Boat Specifications

Dimensions

Length overall: 12.415 m
Beam: 3.96 m
Draft: 2.59 m
Displacement: 4953 kg
Crew weight: 760 kg
Wetted surface: 29.77 m²

Sails

Mainsail: 65.04 m²
Genoa: 43.23 m²
Spinnaker: 161.97 m²
Asymmetric spinnaker: 0 m²

Design

Type: Farr 40 OD
Builder: CARROLL
Designer: FARR
Year built: 1997
Stability index: -1

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.

4,42.2,4.414119,52,5.11,60,5.44,75,5.68,90,5.55,110,5.16,120,4.96,135,4.3,142.6,3.889657,150,3.57
6,42.2,5.966486,52,6.65,60,6.97,75,7.19,90,7.09,110,6.83,120,6.68,135,6.04,142.6,5.526082,150,5.07
8,39.3,6.732656,52,7.53,60,7.76,75,7.93,90,7.9,110,7.9,120,7.86,135,7.4,143.4,6.875785,150,6.37
10,37.5,7.008227,52,7.84,60,8.08,75,8.36,90,8.42,110,8.45,120,8.53,135,8.2,150,7.45,150.9,7.393231
12,37.1,7.209273,52,8.02,60,8.27,75,8.64,90,8.87,110,8.83,120,9.12,135,8.93,150,8.22,157.2,7.842813
14,36.7,7.32125,52,8.14,60,8.42,75,8.85,90,9.24,110,9.18,120,9.58,135,9.74,150,8.91,161.7,8.257625
16,36.3,7.395199,52,8.24,60,8.54,75,9.04,90,9.53,110,9.64,120,10.04,135,10.68,150,9.7,158.6,9.086458
20,36.5,7.488895,52,8.36,60,8.69,75,9.3,90,10.03,110,10.8,120,10.99,135,12.38,148.7,11.960787,150,11.81
24,37.8,7.454234,52,8.33,60,8.71,75,9.41,90,10.37,110,11.8,120,11.96,135,13.89,148.9,15.263929,150,15.09

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
4	5.11	5.44	5.68	5.55	5.16	4.96	4.3	3.57
6	6.65	6.97	7.19	7.09	6.83	6.68	6.04	5.07
8	7.53	7.76	7.93	7.9	7.9	7.86	7.4	6.37
10	7.84	8.08	8.36	8.42	8.45	8.53	8.2	7.45
12	8.02	8.27	8.64	8.87	8.83	9.12	8.93	8.22
14	8.14	8.42	8.85	9.24	9.18	9.58	9.74	8.91
16	8.24	8.54	9.04	9.53	9.64	10.04	10.68	9.7
20	8.36	8.69	9.3	10.03	10.8	10.99	12.38	11.81
24	8.33	8.71	9.41	10.37	11.8	11.96	13.89	15.09

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
4	42.2°	3.27	142.6°	3.09
6	42.2°	4.42	142.6°	4.39
8	39.3°	5.21	143.4°	5.52
10	37.5°	5.56	150.9°	6.46
12	37.1°	5.75	157.2°	7.23
14	36.7°	5.87	161.7°	7.84
16	36.3°	5.96	158.6°	8.46
20	36.5°	6.02	148.7°	10.22
24	37.8°	5.89	148.9°	13.07

Loading polar chart…