Macropus — ORC Rating

GPH

589.7

OSN

572.7

LOA

11.924 m

Displacement

7588 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7791

Medium

1.0573

High

1.2134

Triple Offshore

Low

1.0009

Medium

1.2918

High

1.4404

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.44 m
Displacement: 7588 kg
Crew weight: 755 kg
Wetted surface: 31.97 m²

Sails

Mainsail: 46.54 m²
Genoa: 48.53 m²
Spinnaker: 137.79 m²
Asymmetric spinnaker: 91.08 m²

Design

Type: First 40.7
Builder: Bennetau
Designer: Farr
Year built: 1997

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.

6,42.1,4.973208,52,5.57,60,5.84,75,6.06,90,5.99,110,5.93,120,5.81,135,5.27,140.5,5.002433,150,4.46
8,40.6,5.860883,52,6.62,60,6.89,75,7.07,90,7.03,110,7.17,120,7.05,135,6.52,149.1,5.593982,150,5.54
10,39.9,6.569641,52,7.25,60,7.43,75,7.56,90,7.59,110,7.77,120,7.71,135,7.41,148.1,6.749342,150,6.61
12,38.3,6.817229,52,7.53,60,7.69,75,7.84,90,7.91,110,8.14,120,8.14,135,7.88,150,7.42,156.1,7.12056
14,37.4,6.910749,52,7.64,60,7.82,75,8.06,90,8.16,110,8.43,120,8.57,135,8.3,150,7.85,170.6,7.206771
16,37.4,6.998864,52,7.69,60,7.89,75,8.21,90,8.42,110,8.77,120,8.93,135,8.77,150,8.23,180,7.62
20,37.2,7.030495,52,7.72,60,7.94,75,8.35,90,8.83,110,9.17,120,9.58,135,9.8,150,9.12,180,8.37

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.57	5.84	6.06	5.99	5.93	5.81	5.27	4.46
8	6.62	6.89	7.07	7.03	7.17	7.05	6.52	5.54
10	7.25	7.43	7.56	7.59	7.77	7.71	7.41	6.61
12	7.53	7.69	7.84	7.91	8.14	8.14	7.88	7.42
14	7.64	7.82	8.06	8.16	8.43	8.57	8.3	7.85
16	7.69	7.89	8.21	8.42	8.77	8.93	8.77	8.23
20	7.72	7.94	8.35	8.83	9.17	9.58	9.8	9.12

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.69	140.5°	3.86
8	40.6°	4.45	149.1°	4.8
10	39.9°	5.04	148.1°	5.73
12	38.3°	5.35	156.1°	6.51
14	37.4°	5.49	170.6°	7.11
16	37.4°	5.56	180°	7.62
20	37.2°	5.6	180°	8.37

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