Libra — ORC Rating | RegattaPages

GPH

639.3

OSN

618

LOA

11.86 m

Displacement

6359 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6125

Medium

0.853

High

0.9825

Triple Offshore

Low

0.7974

Medium

1.0716

High

1.2127

Boat Specifications

Dimensions

Length overall: 11.86 m
Beam: 3.9 m
Draft: 1.93 m
Displacement: 6359 kg
Crew weight: 510 kg
Wetted surface: 30.85 m²

Sails

Mainsail: 36.18 m²
Genoa: 34.95 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 93.28 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.

6,45.5,4.451361,52,4.88,60,5.21,75,5.45,90,5.46,110,5.52,120,5.34,135,4.76,143.5,4.329129,150,4.02
8,43.5,5.348962,52,5.92,60,6.24,75,6.48,90,6.62,110,6.75,120,6.56,135,5.99,146.7,5.348122,150,5.17
10,41.8,5.982755,52,6.66,60,6.94,75,7.17,90,7.37,110,7.53,120,7.4,135,6.95,147.2,6.317167,150,6.13
12,40.7,6.410473,52,7.13,60,7.38,75,7.59,90,7.78,110,8.01,120,7.94,135,7.6,147.8,7.043309,150,6.88
14,40.3,6.608377,52,7.36,60,7.62,75,7.87,90,7.97,110,8.43,120,8.41,135,8.08,148.7,7.490121,150,7.39
16,40.2,6.690268,52,7.45,60,7.72,75,8.08,90,8.22,110,8.8,120,8.87,135,8.56,150,7.77,170.4,6.927006
20,40.9,6.720879,52,7.48,60,7.78,75,8.27,90,8.69,110,9.26,120,9.78,135,9.57,150,8.46,175.7,7.761849
24,42.6,6.656731,52,7.38,60,7.73,75,8.31,90,8.94,110,9.57,120,10.41,135,10.95,150,9.22,175.7,8.443768

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.88	5.21	5.45	5.46	5.52	5.34	4.76	4.02
8	5.92	6.24	6.48	6.62	6.75	6.56	5.99	5.17
10	6.66	6.94	7.17	7.37	7.53	7.4	6.95	6.13
12	7.13	7.38	7.59	7.78	8.01	7.94	7.6	6.88
14	7.36	7.62	7.87	7.97	8.43	8.41	8.08	7.39
16	7.45	7.72	8.08	8.22	8.8	8.87	8.56	7.77
20	7.48	7.78	8.27	8.69	9.26	9.78	9.57	8.46
24	7.38	7.73	8.31	8.94	9.57	10.41	10.95	9.22

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.5°	3.12	143.5°	3.48
8	43.5°	3.88	146.7°	4.47
10	41.8°	4.46	147.2°	5.31
12	40.7°	4.86	147.8°	5.96
14	40.3°	5.04	148.7°	6.4
16	40.2°	5.11	170.4°	6.83
20	40.9°	5.08	175.7°	7.74
24	42.6°	4.9	175.7°	8.42

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