BIG WOOL — ORC Rating

GPH

570.1

OSN

556.7

LOA

10.32 m

Displacement

2998 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7288

Medium

0.9463

High

1.083

Triple Offshore

Low

0.9378

Medium

1.1758

High

1.3288

Boat Specifications

Dimensions

Length overall: 10.32 m
Beam: 3.01 m
Draft: 2.55 m
Displacement: 2998 kg
Crew weight: 590 kg
Wetted surface: 22.83 m²

Sails

Mainsail: 39.67 m²
Genoa: 28.73 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 115.92 m²

Design

Type: M34
Builder: Archambault
Designer: Joubert/Nivelt
Year built: 2010

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.

6,42.1,5.256236,52,5.87,60,6.16,75,6.38,90,6.55,110,6.44,120,6.23,135,5.54,142.6,5.072918,150,4.66
8,40.1,6.092129,52,6.84,60,7.08,75,7.24,90,7.44,110,7.45,120,7.39,135,6.94,145.3,6.227619,150,5.91
10,39,6.446665,52,7.22,60,7.48,75,7.73,90,7.84,110,8.15,120,8.13,135,7.78,148.9,7.042195,150,6.96
12,38.5,6.606116,52,7.39,60,7.65,75,8.06,90,8.28,110,8.77,120,8.76,135,8.59,150,7.72,150.3,7.70177
14,38.4,6.711808,52,7.5,60,7.78,75,8.27,90,8.7,110,9.24,120,9.5,135,9.48,147.7,8.600885,150,8.39
16,38.2,6.76968,52,7.57,60,7.88,75,8.44,90,8.99,110,9.66,120,10.19,135,10.47,145.5,9.682983,150,9.21
20,38.8,6.826307,52,7.64,60,7.98,75,8.65,90,9.43,110,10.23,120,11.33,135,12.06,144.3,12.17855,150,11.42
24,41.4,6.825656,52,7.55,60,7.93,75,8.71,90,9.69,110,11,120,12.03,135,14.18,147.3,15.175088,150,14.74

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.87	6.16	6.38	6.55	6.44	6.23	5.54	4.66
8	6.84	7.08	7.24	7.44	7.45	7.39	6.94	5.91
10	7.22	7.48	7.73	7.84	8.15	8.13	7.78	6.96
12	7.39	7.65	8.06	8.28	8.77	8.76	8.59	7.72
14	7.5	7.78	8.27	8.7	9.24	9.5	9.48	8.39
16	7.57	7.88	8.44	8.99	9.66	10.19	10.47	9.21
20	7.64	7.98	8.65	9.43	10.23	11.33	12.06	11.42
24	7.55	7.93	8.71	9.69	11	12.03	14.18	14.74

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.9	142.6°	4.03
8	40.1°	4.66	145.3°	5.12
10	39°	5.01	148.9°	6.03
12	38.5°	5.17	150.3°	6.69
14	38.4°	5.26	147.7°	7.27
16	38.2°	5.32	145.5°	7.98
20	38.8°	5.32	144.3°	9.89
24	41.4°	5.12	147.3°	12.77

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