INDIGO — ORC Rating | RegattaPages

GPH

616.4

OSN

597.9

LOA

12.013 m

Displacement

8327 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7226

Medium

1.0003

High

1.177

Triple Offshore

Low

0.9396

Medium

1.2429

High

1.4106

Boat Specifications

Dimensions

Length overall: 12.013 m
Beam: 3.88 m
Draft: 2.12 m
Displacement: 8327 kg
Crew weight: 782 kg
Wetted surface: 33.44 m²

Sails

Mainsail: 45.42 m²
Genoa: 40.73 m²
Spinnaker: 95.32 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 40E perf.
Builder: Dufour
Designer: Umberto Felci
Year built: 2009

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.

6,43.9,4.676976,52,5.23,60,5.57,75,5.86,90,5.8,110,5.67,120,5.49,135,4.94,144.4,4.439794,150,4.16
8,42.1,5.512309,52,6.21,60,6.56,75,6.86,90,6.85,110,6.89,120,6.7,135,6.08,149.4,5.297755,150,5.27
10,41.8,6.25104,52,6.97,60,7.24,75,7.45,90,7.53,110,7.62,120,7.51,135,7.05,150,6.23,151.7,6.133037
12,40.7,6.72704,52,7.4,60,7.61,75,7.77,90,7.9,110,8.02,120,7.94,135,7.65,150,7.05,154.8,6.818983
14,39.6,6.904489,52,7.61,60,7.81,75,8,90,8.09,110,8.38,120,8.3,135,8.02,150,7.62,168.2,6.977452
16,39.1,6.971233,52,7.69,60,7.91,75,8.19,90,8.31,110,8.75,120,8.7,135,8.38,150,7.98,180,7.43
20,39.4,7.01406,52,7.74,60,7.98,75,8.41,90,8.78,110,9.2,120,9.54,135,9.22,150,8.69,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.23	5.57	5.86	5.8	5.67	5.49	4.94	4.16
8	6.21	6.56	6.86	6.85	6.89	6.7	6.08	5.27
10	6.97	7.24	7.45	7.53	7.62	7.51	7.05	6.23
12	7.4	7.61	7.77	7.9	8.02	7.94	7.65	7.05
14	7.61	7.81	8	8.09	8.38	8.3	8.02	7.62
16	7.69	7.91	8.19	8.31	8.75	8.7	8.38	7.98
20	7.74	7.98	8.41	8.78	9.2	9.54	9.22	8.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.37	144.4°	3.61
8	42.1°	4.09	149.4°	4.56
10	41.8°	4.66	151.7°	5.4
12	40.7°	5.1	154.8°	6.17
14	39.6°	5.32	168.2°	6.83
16	39.1°	5.41	180°	7.43
20	39.4°	5.42	180°	8.15

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