POSEIDON — ORC Rating

GPH

625.9

OSN

605.1

LOA

12.688 m

Displacement

8365 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6272

Medium

0.8776

High

1.0316

Triple Offshore

Low

0.8166

Medium

1.092

High

1.2424

Boat Specifications

Dimensions

Length overall: 12.688 m
Beam: 4.13 m
Draft: 1.78 m
Displacement: 8365 kg
Crew weight: 380 kg
Wetted surface: 33.78 m²

Sails

Mainsail: 38.34 m²
Genoa: 47.21 m²
Spinnaker: 101.38 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 42 S7 (WK)
Builder: BENETEAU
Designer: BRUCE FARR
Year built: 1993

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.

6,45.9,4.713234,52,5.14,60,5.49,75,5.75,90,5.65,110,5.49,120,5.33,135,4.78,143.8,4.300088,150,4.01
8,43.7,5.601914,52,6.18,60,6.51,75,6.75,90,6.69,110,6.72,120,6.56,135,6,147.8,5.294299,150,5.17
10,42.3,6.232837,52,6.89,60,7.16,75,7.37,90,7.36,110,7.51,120,7.41,135,6.96,150,6.18,150.7,6.134834
12,40.9,6.615039,52,7.31,60,7.54,75,7.73,90,7.78,110,7.98,120,7.91,135,7.61,150,7.01,154.8,6.763724
14,40.4,6.841416,52,7.55,60,7.77,75,7.99,90,8.05,110,8.34,120,8.3,135,8.04,150,7.6,161.5,7.128368
16,40,6.918659,52,7.67,60,7.91,75,8.19,90,8.29,110,8.66,120,8.67,135,8.42,150,8,174.1,7.369035
20,40.9,7.078091,52,7.76,60,8.02,75,8.46,90,8.72,110,9.18,120,9.39,135,9.2,150,8.73,178.6,8.132428
24,42.2,7.100388,52,7.76,60,8.07,75,8.59,90,9.04,110,9.52,120,10.1,135,10.17,150,9.53,178.6,8.812631

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.14	5.49	5.75	5.65	5.49	5.33	4.78	4.01
8	6.18	6.51	6.75	6.69	6.72	6.56	6	5.17
10	6.89	7.16	7.37	7.36	7.51	7.41	6.96	6.18
12	7.31	7.54	7.73	7.78	7.98	7.91	7.61	7.01
14	7.55	7.77	7.99	8.05	8.34	8.3	8.04	7.6
16	7.67	7.91	8.19	8.29	8.66	8.67	8.42	8
20	7.76	8.02	8.46	8.72	9.18	9.39	9.2	8.73
24	7.76	8.07	8.59	9.04	9.52	10.1	10.17	9.53

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.9°	3.28	143.8°	3.47
8	43.7°	4.05	147.8°	4.48
10	42.3°	4.61	150.7°	5.35
12	40.9°	5	154.8°	6.12
14	40.4°	5.21	161.5°	6.76
16	40°	5.3	174.1°	7.33
20	40.9°	5.35	178.6°	8.13
24	42.2°	5.26	178.6°	8.81

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