iSAIL — ORC Rating | RegattaPages

GPH

565.5

OSN

548.5

LOA

12 m

Displacement

6605 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8126

Medium

1.1038

High

1.2694

Triple Offshore

Low

1.0462

Medium

1.3454

High

1.5111

Boat Specifications

Dimensions

Length overall: 12 m
Beam: 3.79 m
Draft: 2.52 m
Displacement: 6605 kg
Crew weight: 870 kg
Wetted surface: 30.36 m²

Sails

Mainsail: 50.96 m²
Genoa: 38.46 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 128.6 m²

Design

Type: ARCHAMBAULT A40 RC
Builder: ARCHAMBAULT
Designer: JOUBERT/NIVELT
Year built: 2007

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.

6,42,5.113404,52,5.74,60,6.03,75,6.27,90,6.31,110,6.35,120,6.17,135,5.54,143.3,5.051288,150,4.68
8,40.6,6.111123,52,6.89,60,7.15,75,7.32,90,7.47,110,7.56,120,7.43,135,6.85,146.8,6.059054,150,5.85
10,39.2,6.813391,52,7.52,60,7.68,75,7.81,90,7.87,110,8.1,120,8.02,135,7.68,150,6.92,150.5,6.882244
12,37.5,7.058646,52,7.78,60,7.95,75,8.12,90,8.14,110,8.51,120,8.51,135,8.16,150,7.66,156.5,7.349573
14,36.6,7.162276,52,7.9,60,8.11,75,8.38,90,8.47,110,8.81,120,9.07,135,8.67,150,8.12,171.6,7.419595
16,36.3,7.221486,52,7.96,60,8.19,75,8.6,90,8.81,110,9.1,120,9.5,135,9.27,150,8.58,180,7.87
20,35.6,7.329965,52,8.06,60,8.28,75,8.8,90,9.4,110,9.66,120,10.2,135,10.84,150,9.72,180,8.75

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.74	6.03	6.27	6.31	6.35	6.17	5.54	4.68
8	6.89	7.15	7.32	7.47	7.56	7.43	6.85	5.85
10	7.52	7.68	7.81	7.87	8.1	8.02	7.68	6.92
12	7.78	7.95	8.12	8.14	8.51	8.51	8.16	7.66
14	7.9	8.11	8.38	8.47	8.81	9.07	8.67	8.12
16	7.96	8.19	8.6	8.81	9.1	9.5	9.27	8.58
20	8.06	8.28	8.8	9.4	9.66	10.2	10.84	9.72

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.8	143.3°	4.05
8	40.6°	4.64	146.8°	5.07
10	39.2°	5.28	150.5°	5.99
12	37.5°	5.6	156.5°	6.74
14	36.6°	5.75	171.6°	7.34
16	36.3°	5.82	180°	7.87
20	35.6°	5.96	180°	8.75

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