Libra — ORC Rating | RegattaPages

GPH

646.8

OSN

626.5

LOA

11.86 m

Displacement

6350 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.671

Medium

0.9398

High

1.1107

Triple Offshore

Low

0.8795

Medium

1.1923

High

1.3694

Boat Specifications

Dimensions

Length overall: 11.86 m
Beam: 3.89 m
Draft: 1.93 m
Displacement: 6350 kg
Crew weight: 510 kg
Wetted surface: 31.18 m²

Sails

Mainsail: 36.18 m²
Genoa: 34.95 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 78.64 m²

Design

Type: Sun Odyssey 39i
Builder: Jeanneau
Designer: Lombard
Year built: 2009

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.

6,44.9,4.334078,52,4.8,60,5.16,75,5.49,90,5.48,110,5.41,120,5.2,135,4.62,145.3,4.111202,150,3.9
8,43.6,5.219755,52,5.83,60,6.22,75,6.58,90,6.62,110,6.65,120,6.4,135,5.79,146.9,5.156862,150,4.99
10,43.1,5.943884,52,6.65,60,7.02,75,7.3,90,7.45,110,7.47,120,7.31,135,6.79,147,6.116824,150,5.92
12,42.7,6.531371,52,7.21,60,7.49,75,7.7,90,7.89,110,7.93,120,7.81,135,7.48,147.3,6.916132,150,6.72
14,41.5,6.742722,52,7.47,60,7.73,75,7.99,90,8.1,110,8.36,120,8.23,135,7.9,149.4,7.319266,150,7.28
16,40.9,6.81349,52,7.56,60,7.83,75,8.23,90,8.35,110,8.85,120,8.7,135,8.3,150,7.66,176.7,6.881411
20,41.4,6.878981,52,7.61,60,7.9,75,8.46,90,8.96,110,9.39,120,9.81,135,9.26,150,8.29,178.7,7.751995

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.8	5.16	5.49	5.48	5.41	5.2	4.62	3.9
8	5.83	6.22	6.58	6.62	6.65	6.4	5.79	4.99
10	6.65	7.02	7.3	7.45	7.47	7.31	6.79	5.92
12	7.21	7.49	7.7	7.89	7.93	7.81	7.48	6.72
14	7.47	7.73	7.99	8.1	8.36	8.23	7.9	7.28
16	7.56	7.83	8.23	8.35	8.85	8.7	8.3	7.66
20	7.61	7.9	8.46	8.96	9.39	9.81	9.26	8.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.9°	3.07	145.3°	3.38
8	43.6°	3.78	146.9°	4.32
10	43.1°	4.34	147°	5.13
12	42.7°	4.8	147.3°	5.82
14	41.5°	5.05	149.4°	6.3
16	40.9°	5.15	176.7°	6.87
20	41.4°	5.16	178.7°	7.75

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