Lataka-Be — ORC Rating

GPH

568.5

OSN

554

LOA

11.99 m

Displacement

6472 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7126

Medium

0.962

High

1.0872

Triple Offshore

Low

0.9253

Medium

1.1912

High

1.3281

Boat Specifications

Dimensions

Length overall: 11.99 m
Beam: 3.76 m
Draft: 2.4 m
Displacement: 6472 kg
Crew weight: 650 kg
Wetted surface: 32.36 m²

Sails

Mainsail: 46.88 m²
Genoa: 39.99 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 165.31 m²

Design

Type: A 40
Builder: Archambault
Designer: Nivelt
Year built: 2003

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.

6,42.8,5.097244,52,5.68,60,6,75,6.31,90,6.53,110,6.34,120,6.22,135,5.49,143,5.021064,150,4.62
8,40.9,6.032915,52,6.79,60,7.09,75,7.43,90,7.61,110,7.59,120,7.51,135,6.96,146,6.067276,150,5.81
10,39.8,6.690238,52,7.47,60,7.68,75,7.88,90,8.1,110,8.15,120,8.14,135,7.84,146.5,7.231206,150,6.97
12,39,6.961369,52,7.72,60,7.93,75,8.14,90,8.43,110,8.5,120,8.66,135,8.36,150,7.78,151,7.706206
14,38.2,7.036905,52,7.82,60,8.04,75,8.37,90,8.67,110,9.03,120,9.12,135,8.98,150,8.17,151,8.10638
16,37.9,7.084163,52,7.86,60,8.09,75,8.5,90,8.89,110,9.53,120,9.5,135,9.68,150,8.56,175,7.548725
20,37.9,7.261584,52,8.01,60,8.23,75,8.62,90,9.26,110,10.29,120,10.64,135,11.24,143.5,10.685982,150,9.92

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.68	6	6.31	6.53	6.34	6.22	5.49	4.62
8	6.79	7.09	7.43	7.61	7.59	7.51	6.96	5.81
10	7.47	7.68	7.88	8.1	8.15	8.14	7.84	6.97
12	7.72	7.93	8.14	8.43	8.5	8.66	8.36	7.78
14	7.82	8.04	8.37	8.67	9.03	9.12	8.98	8.17
16	7.86	8.09	8.5	8.89	9.53	9.5	9.68	8.56
20	8.01	8.23	8.62	9.26	10.29	10.64	11.24	9.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.74	143°	4.01
8	40.9°	4.56	146°	5.03
10	39.8°	5.14	146.5°	6.03
12	39°	5.41	151°	6.74
14	38.2°	5.53	151°	7.09
16	37.9°	5.59	175°	7.52
20	37.9°	5.73	143.5°	8.59

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