MAYFAIR — ORC Rating | RegattaPages

GPH

584.3

OSN

566.9

LOA

12.24 m

Displacement

7952 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7675

Medium

1.0587

High

1.2425

Triple Offshore

Low

0.9975

Medium

1.3081

High

1.4864

Boat Specifications

Dimensions

Length overall: 12.24 m
Beam: 3.9 m
Draft: 2.49 m
Displacement: 7952 kg
Crew weight: 798 kg
Wetted surface: 34.76 m²

Sails

Mainsail: 54.14 m²
Genoa: 39.37 m²
Spinnaker: 139.53 m²
Asymmetric spinnaker: 134.65 m²

Design

Type: First 40 2.48
Builder: Beneteau Yachts
Designer: Farr
Year built: 2008

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.

6,43.2,4.842458,52,5.42,60,5.77,75,6.1,90,6.11,110,6.12,120,5.94,135,5.34,141.6,4.976436,150,4.5
8,41.7,5.745755,52,6.5,60,6.88,75,7.18,90,7.35,110,7.39,120,7.21,135,6.6,148,5.766182,150,5.65
10,41.4,6.545697,52,7.29,60,7.54,75,7.73,90,7.9,110,8,120,7.88,135,7.53,149.4,6.738372,150,6.7
12,39.7,6.953474,52,7.68,60,7.88,75,8.07,90,8.1,110,8.44,120,8.34,135,8.03,150,7.53,155.5,7.242066
14,38.2,7.087804,52,7.86,60,8.09,75,8.36,90,8.41,110,8.76,120,8.86,135,8.46,150,8,169.1,7.342468
16,38.1,7.230584,52,7.95,60,8.19,75,8.61,90,8.75,110,9.01,120,9.34,135,8.97,150,8.39,180,7.77
20,37.4,7.338737,52,8.04,60,8.3,75,8.86,90,9.41,110,9.52,120,9.92,135,10.19,150,9.35,180,8.56

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.42	5.77	6.1	6.11	6.12	5.94	5.34	4.5
8	6.5	6.88	7.18	7.35	7.39	7.21	6.6	5.65
10	7.29	7.54	7.73	7.9	8	7.88	7.53	6.7
12	7.68	7.88	8.07	8.1	8.44	8.34	8.03	7.53
14	7.86	8.09	8.36	8.41	8.76	8.86	8.46	8
16	7.95	8.19	8.61	8.75	9.01	9.34	8.97	8.39
20	8.04	8.3	8.86	9.41	9.52	9.92	10.19	9.35

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.53	141.6°	3.9
8	41.7°	4.29	148°	4.89
10	41.4°	4.91	149.4°	5.8
12	39.7°	5.35	155.5°	6.59
14	38.2°	5.57	169.1°	7.21
16	38.1°	5.69	180°	7.77
20	37.4°	5.83	180°	8.56

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