B 52 — ORC Rating | RegattaPages

GPH

563.2

OSN

548.6

LOA

12.465 m

Displacement

6447 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.804

Medium

1.0919

High

1.2655

Triple Offshore

Low

1.0475

Medium

1.3511

High

1.5258

Boat Specifications

Dimensions

Length overall: 12.465 m
Beam: 3.72 m
Draft: 2.56 m
Displacement: 6447 kg
Crew weight: 750 kg
Wetted surface: 32.13 m²

Sails

Mainsail: 48.67 m²
Genoa: 54.53 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 129.59 m²

Design

Type: BASHFORD 41
Builder: BASHFORD BOATS
Designer: IAIN MURRAY &ASSOC
Year built: 1995

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.

6,43.5,5.293818,52,5.91,60,6.29,75,6.65,90,6.64,110,6.23,120,6.04,135,5.39,141.9,4.981352,150,4.52
8,42.5,6.334116,52,7.07,60,7.4,75,7.63,90,7.65,110,7.53,120,7.36,135,6.69,146.7,5.898488,150,5.69
10,40.7,6.924894,52,7.66,60,7.89,75,8.09,90,8.12,110,8.16,120,8.03,135,7.64,149,6.836472,150,6.77
12,39.1,7.138748,52,7.87,60,8.1,75,8.44,90,8.52,110,8.64,120,8.55,135,8.16,150,7.6,154.9,7.354494
14,37.9,7.248911,52,7.99,60,8.24,75,8.68,90,8.95,110,8.98,120,9.16,135,8.67,150,8.11,166,7.502867
16,37.3,7.303826,52,8.07,60,8.33,75,8.84,90,9.31,110,9.33,120,9.66,135,9.27,150,8.58,180,7.85
20,36.9,7.427928,52,8.19,60,8.46,75,9,90,9.66,110,9.9,120,10.38,135,10.81,150,9.71,180,8.75

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.91	6.29	6.65	6.64	6.23	6.04	5.39	4.52
8	7.07	7.4	7.63	7.65	7.53	7.36	6.69	5.69
10	7.66	7.89	8.09	8.12	8.16	8.03	7.64	6.77
12	7.87	8.1	8.44	8.52	8.64	8.55	8.16	7.6
14	7.99	8.24	8.68	8.95	8.98	9.16	8.67	8.11
16	8.07	8.33	8.84	9.31	9.33	9.66	9.27	8.58
20	8.19	8.46	9	9.66	9.9	10.38	10.81	9.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.84	141.9°	3.92
8	42.5°	4.67	146.7°	4.93
10	40.7°	5.25	149°	5.86
12	39.1°	5.54	154.9°	6.66
14	37.9°	5.72	166°	7.28
16	37.3°	5.81	180°	7.85
20	36.9°	5.94	180°	8.75

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