OBSESSION — ORC Rating

GPH

561.3

OSN

546

LOA

13.665 m

Displacement

10836 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7203

Medium

0.9772

High

1.129

Triple Offshore

Low

0.9313

Medium

1.2082

High

1.3515

Boat Specifications

Dimensions

Length overall: 13.665 m
Beam: 4.2 m
Draft: 2.74 m
Displacement: 10836 kg
Crew weight: 830 kg
Wetted surface: 41.59 m²

Sails

Mainsail: 64.69 m²
Genoa: 57.68 m²
Spinnaker: 156.21 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 45
Builder: Beneteau
Designer: Briand
Year built: 2008

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.

6,42.8,5.260792,52,5.87,60,6.2,75,6.48,90,6.42,110,6.19,120,6.03,135,5.45,141.8,5.05181,150,4.59
8,41.2,6.219972,52,7,60,7.32,75,7.55,90,7.52,110,7.52,120,7.36,135,6.75,147,5.937969,150,5.75
10,40.1,6.90267,52,7.72,60,7.95,75,8.12,90,8.12,110,8.26,120,8.17,135,7.76,148.5,6.931412,150,6.82
12,39,7.167251,52,8,60,8.22,75,8.43,90,8.47,110,8.68,120,8.64,135,8.34,150,7.72,154,7.487811
14,38.6,7.293475,52,8.11,60,8.34,75,8.63,90,8.76,110,8.98,120,9.1,135,8.77,150,8.29,162,7.770306
16,38.2,7.342304,52,8.17,60,8.4,75,8.75,90,9.03,110,9.21,120,9.53,135,9.25,150,8.69,180,8
20,38.4,7.566734,52,8.31,60,8.51,75,8.87,90,9.4,110,9.64,120,10.08,135,10.33,150,9.6,180,8.83

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.87	6.2	6.48	6.42	6.19	6.03	5.45	4.59
8	7	7.32	7.55	7.52	7.52	7.36	6.75	5.75
10	7.72	7.95	8.12	8.12	8.26	8.17	7.76	6.82
12	8	8.22	8.43	8.47	8.68	8.64	8.34	7.72
14	8.11	8.34	8.63	8.76	8.98	9.1	8.77	8.29
16	8.17	8.4	8.75	9.03	9.21	9.53	9.25	8.69
20	8.31	8.51	8.87	9.4	9.64	10.08	10.33	9.6

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.86	141.8°	3.97
8	41.2°	4.68	147°	4.98
10	40.1°	5.28	148.5°	5.91
12	39°	5.57	154°	6.73
14	38.6°	5.7	162°	7.39
16	38.2°	5.77	180°	8
20	38.4°	5.93	180°	8.83

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