AKRA LEUKA — ORC Rating

GPH

600.9

OSN

580.9

LOA

15 m

Displacement

15889 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7222

Medium

1.0188

High

1.2371

Triple Offshore

Low

0.942

Medium

1.2834

High

1.4922

Boat Specifications

Dimensions

Length overall: 15 m
Beam: 4.81 m
Draft: 2.05 m
Displacement: 15889 kg
Crew weight: 900 kg
Wetted surface: 52.35 m²

Sails

Mainsail: 60.08 m²
Genoa: 66.87 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 150.56 m²

Design

Type: SUN ODYSSEY 51
Builder: JEANNEAU
Designer: BRUCE FARR
Year built: 1989

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.

6,45,4.709331,52,5.19,60,5.55,75,5.85,90,5.79,110,5.73,120,5.55,135,4.96,144.3,4.433042,150,4.16
8,43.3,5.633627,52,6.26,60,6.63,75,6.94,90,6.91,110,7.02,120,6.8,135,6.19,148.6,5.412683,150,5.33
10,42.5,6.361243,52,7.12,60,7.5,75,7.78,90,7.88,110,7.99,120,7.82,135,7.22,150,6.34,151.1,6.282379
12,42.3,7.017012,52,7.76,60,8.04,75,8.24,90,8.4,110,8.5,120,8.4,135,8.02,150,7.24,152.6,7.084806
14,41.3,7.387548,52,8.1,60,8.32,75,8.52,90,8.67,110,8.86,120,8.78,135,8.49,150,7.98,157.3,7.587763
16,40.4,7.511113,52,8.27,60,8.5,75,8.73,90,8.82,110,9.21,120,9.16,135,8.84,150,8.43,174.1,7.690739
20,39.7,7.616329,52,8.39,60,8.65,75,9.06,90,9.3,110,9.77,120,9.93,135,9.63,150,9.11,180,8.56

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.55	5.85	5.79	5.73	5.55	4.96	4.16
8	6.26	6.63	6.94	6.91	7.02	6.8	6.19	5.33
10	7.12	7.5	7.78	7.88	7.99	7.82	7.22	6.34
12	7.76	8.04	8.24	8.4	8.5	8.4	8.02	7.24
14	8.1	8.32	8.52	8.67	8.86	8.78	8.49	7.98
16	8.27	8.5	8.73	8.82	9.21	9.16	8.84	8.43
20	8.39	8.65	9.06	9.3	9.77	9.93	9.63	9.11

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	3.33	144.3°	3.6
8	43.3°	4.1	148.6°	4.62
10	42.5°	4.69	151.1°	5.5
12	42.3°	5.19	152.6°	6.29
14	41.3°	5.55	157.3°	7
16	40.4°	5.72	174.1°	7.65
20	39.7°	5.86	180°	8.56

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