ATACUBE — ORC Rating | RegattaPages

GPH

585.9

OSN

569

LOA

11.924 m

Displacement

6845 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6971

Medium

0.9435

High

1.0825

Triple Offshore

Low

0.8964

Medium

1.1546

High

1.2919

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.4 m
Displacement: 6845 kg
Crew weight: 640 kg
Wetted surface: 31.15 m²

Sails

Mainsail: 45.45 m²
Genoa: 46.63 m²
Spinnaker: 129.14 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 40.7
Builder: Beneteau
Designer: Farr
Year built: 1997

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.

6,42.8,4.974583,52,5.55,60,5.86,75,6.13,90,6.08,110,6,120,5.89,135,5.4,141.5,5.060003,150,4.57
8,41.2,5.874418,52,6.61,60,6.9,75,7.1,90,7.09,110,7.23,120,7.14,135,6.66,148,5.789766,150,5.67
10,40.1,6.562766,52,7.26,60,7.45,75,7.58,90,7.64,110,7.83,120,7.78,135,7.47,150,6.697263
12,38.2,6.807855,52,7.55,60,7.72,75,7.88,90,7.92,110,8.27,120,8.26,135,7.94,150,7.46,156,7.180814
14,37.9,6.957433,52,7.66,60,7.86,75,8.13,90,8.22,110,8.6,120,8.78,135,8.41,150,7.91,170,7.2603
16,37.7,7.027091,52,7.72,60,7.94,75,8.31,90,8.53,110,8.84,120,9.2,135,8.93,150,8.34,180,7.66
20,37.5,7.07125,52,7.75,60,8,75,8.47,90,8.99,110,9.3,120,9.76,135,10.14,150,9.31,180,8.49

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.55	5.86	6.13	6.08	6	5.89	5.4	4.57
8	6.61	6.9	7.1	7.09	7.23	7.14	6.66	5.67
10	7.26	7.45	7.58	7.64	7.83	7.78	7.47	6.7
12	7.55	7.72	7.88	7.92	8.27	8.26	7.94	7.46
14	7.66	7.86	8.13	8.22	8.6	8.78	8.41	7.91
16	7.72	7.94	8.31	8.53	8.84	9.2	8.93	8.34
20	7.75	8	8.47	8.99	9.3	9.76	10.14	9.31

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.65	141.5°	3.96
8	41.2°	4.42	148°	4.91
10	40.1°	5.02	150°	5.8
12	38.2°	5.35	156°	6.56
14	37.9°	5.49	170°	7.15
16	37.7°	5.56	180°	7.66
20	37.5°	5.61	180°	8.49

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