INFERNO — ORC Rating | RegattaPages

GPH

532.4

OSN

519.4

LOA

12.415 m

Displacement

5125 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7872

Medium

1.0227

High

1.1683

Triple Offshore

Low

1.0117

Medium

1.2559

High

1.4122

Boat Specifications

Dimensions

Length overall: 12.415 m
Beam: 3.96 m
Draft: 2.6 m
Displacement: 5125 kg
Crew weight: 760 kg
Wetted surface: 29.86 m²

Sails

Mainsail: 64.5 m²
Genoa: 41.77 m²
Spinnaker: 155.34 m²
Asymmetric spinnaker: 0 m²

Design

Type: FARR 40 OD
Builder: CARROLL
Designer: FARR
Year built: 1997
Stability index: 123.2

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.

6,43,5.715429,52,6.38,60,6.76,75,7.07,90,7.02,110,6.81,120,6.63,135,6,143,5.471833,150,5.05
8,41.2,6.725013,52,7.45,60,7.7,75,7.88,90,7.88,110,7.92,120,7.87,135,7.43,143.1,6.890216,150,6.37
10,38.8,6.980284,52,7.78,60,8.01,75,8.31,90,8.38,110,8.44,120,8.55,135,8.18,150,7.45,150.5,7.410763
12,38.5,7.168338,52,7.92,60,8.17,75,8.61,90,8.9,110,8.85,120,9.15,135,8.92,150,8.15,157.4,7.788042
14,37.8,7.277053,52,8,60,8.27,75,8.81,90,9.31,110,9.22,120,9.61,135,9.76,150,8.82,164.6,8.048996
16,37.2,7.369466,52,8.14,60,8.41,75,8.94,90,9.58,110,9.7,120,10.07,135,10.73,150,9.59,157.4,9.055359
20,37.6,7.43415,52,8.24,60,8.61,75,9.29,90,9.9,110,10.92,120,10.97,135,12.24,145.6,12.216501,150,11.64

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.38	6.76	7.07	7.02	6.81	6.63	6	5.05
8	7.45	7.7	7.88	7.88	7.92	7.87	7.43	6.37
10	7.78	8.01	8.31	8.38	8.44	8.55	8.18	7.45
12	7.92	8.17	8.61	8.9	8.85	9.15	8.92	8.15
14	8	8.27	8.81	9.31	9.22	9.61	9.76	8.82
16	8.14	8.41	8.94	9.58	9.7	10.07	10.73	9.59
20	8.24	8.61	9.29	9.9	10.92	10.97	12.24	11.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	4.18	143°	4.37
8	41.2°	5.06	143.1°	5.51
10	38.8°	5.44	150.5°	6.45
12	38.5°	5.61	157.4°	7.19
14	37.8°	5.75	164.6°	7.76
16	37.2°	5.87	157.4°	8.36
20	37.6°	5.89	145.6°	10.08

Loading polar chart…