LIBERATOR — ORC Rating

GPH

572.2

OSN

554.4

LOA

11.875 m

Displacement

4964 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7109

Medium

0.966

High

1.1071

Triple Offshore

Low

0.9157

Medium

1.1834

High

1.3324

Boat Specifications

Dimensions

Length overall: 11.875 m
Beam: 3.7 m
Draft: 2.29 m
Displacement: 4964 kg
Crew weight: 688 kg
Wetted surface: 28.08 m²

Sails

Mainsail: 47.52 m²
Genoa: 31.67 m²
Spinnaker: 127.92 m²
Asymmetric spinnaker: 0 m²

Design

Type: 39 CUSTOM
Builder: HART MARINE
Designer: JUTSON
Year built: 1993
Stability index: 119.7

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.

6,42.6,5.162363,52,5.76,60,6.05,75,6.24,90,6.1,110,6.22,120,6.06,135,5.4,138.9,5.188681,150,4.51
8,40.6,6.124293,52,6.83,60,7.06,75,7.21,90,7.25,110,7.41,120,7.3,135,6.76,146.4,5.906921,150,5.68
10,38.8,6.697993,52,7.42,60,7.59,75,7.72,90,7.74,110,8.04,120,7.99,135,7.62,148.4,6.903621,150,6.79
12,37.6,6.916662,52,7.68,60,7.88,75,8.09,90,8.11,110,8.53,120,8.56,135,8.21,150,7.62,155,7.381598
14,37.2,7.030495,52,7.8,60,8.04,75,8.37,90,8.49,110,8.86,120,9.11,135,8.81,150,8.16,164.6,7.561492
16,37,7.099609,52,7.88,60,8.14,75,8.56,90,8.83,110,9.16,120,9.61,135,9.48,150,8.72,174.5,7.856168
20,37.2,7.168595,52,7.97,60,8.26,75,8.78,90,9.34,110,9.74,120,10.43,135,11.22,150,10.07,173,8.886237

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.76	6.05	6.24	6.1	6.22	6.06	5.4	4.51
8	6.83	7.06	7.21	7.25	7.41	7.3	6.76	5.68
10	7.42	7.59	7.72	7.74	8.04	7.99	7.62	6.79
12	7.68	7.88	8.09	8.11	8.53	8.56	8.21	7.62
14	7.8	8.04	8.37	8.49	8.86	9.11	8.81	8.16
16	7.88	8.14	8.56	8.83	9.16	9.61	9.48	8.72
20	7.97	8.26	8.78	9.34	9.74	10.43	11.22	10.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.8	138.9°	3.91
8	40.6°	4.65	146.4°	4.92
10	38.8°	5.22	148.4°	5.88
12	37.6°	5.48	155°	6.69
14	37.2°	5.6	164.6°	7.29
16	37°	5.67	174.5°	7.82
20	37.2°	5.71	173°	8.82

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