ITACA — ORC Rating | RegattaPages

GPH

558.3

OSN

540.6

LOA

15 m

Displacement

12312 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7059

Medium

0.9825

High

1.1519

Triple Offshore

Low

0.9173

Medium

1.2239

High

1.3866

Boat Specifications

Dimensions

Length overall: 15 m
Beam: 4.36 m
Draft: 2.79 m
Displacement: 12312 kg
Crew weight: 950 kg
Wetted surface: 45.68 m²

Sails

Mainsail: 69.78 m²
Genoa: 51.74 m²
Spinnaker: 151.46 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 50
Builder: BENETEAU
Designer: F. BRIAND
Year built: 2006
Stability index: 130

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.

6,43.6,5.136902,52,5.72,60,6.08,75,6.38,90,6.3,110,6.19,120,6.01,135,5.39,142.1,4.955112,150,4.52
8,41.8,6.130311,52,6.9,60,7.26,75,7.55,90,7.51,110,7.6,120,7.41,135,6.73,146.6,5.95318,150,5.74
10,41.1,6.953629,52,7.77,60,8.06,75,8.26,90,8.31,110,8.47,120,8.35,135,7.85,149.3,6.896534,150,6.84
12,40.2,7.38417,52,8.19,60,8.43,75,8.64,90,8.68,110,8.94,120,8.87,135,8.52,150,7.83,152.9,7.638623
14,39.4,7.518762,52,8.35,60,8.61,75,8.9,90,9,110,9.31,120,9.35,135,8.99,150,8.48,159.2,8.044281
16,39,7.579014,52,8.43,60,8.69,75,9.08,90,9.32,110,9.57,120,9.84,135,9.48,150,8.92,170.9,8.23363
20,38.8,7.788662,52,8.55,60,8.78,75,9.26,90,9.82,110,10.03,120,10.49,135,10.61,150,9.88,178.4,9.033522

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.72	6.08	6.38	6.3	6.19	6.01	5.39	4.52
8	6.9	7.26	7.55	7.51	7.6	7.41	6.73	5.74
10	7.77	8.06	8.26	8.31	8.47	8.35	7.85	6.84
12	8.19	8.43	8.64	8.68	8.94	8.87	8.52	7.83
14	8.35	8.61	8.9	9	9.31	9.35	8.99	8.48
16	8.43	8.69	9.08	9.32	9.57	9.84	9.48	8.92
20	8.55	8.78	9.26	9.82	10.03	10.49	10.61	9.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.72	142.1°	3.91
8	41.8°	4.57	146.6°	4.97
10	41.1°	5.24	149.3°	5.93
12	40.2°	5.64	152.9°	6.8
14	39.4°	5.81	159.2°	7.52
16	39°	5.89	170.9°	8.13
20	38.8°	6.07	178.4°	9.03

Loading polar chart…