Windmachine — ORC Rating

GPH

575.5

OSN

559.9

LOA

13.48 m

Displacement

10429 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7047

Medium

0.9539

High

1.102

Triple Offshore

Low

0.9103

Medium

1.1767

High

1.3157

Boat Specifications

Dimensions

Length overall: 13.48 m
Beam: 4.16 m
Draft: 2.33 m
Displacement: 10429 kg
Crew weight: 879 kg
Wetted surface: 39.39 m²

Sails

Mainsail: 48.8 m²
Genoa: 73.76 m²
Spinnaker: 145.24 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-442 Mk II
Builder: X-Yachts
Designer: Niels Jeppesen
Year built: 1999

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.

6,42.8,5.206276,52,5.83,60,6.16,75,6.44,90,6.38,110,5.92,120,5.78,135,5.25,141.5,4.919448,150,4.44
8,41.6,6.13802,52,6.9,60,7.21,75,7.43,90,7.41,110,7.2,120,7.05,135,6.47,148.5,5.664758,150,5.58
10,41.2,6.884499,52,7.57,60,7.77,75,7.92,90,7.93,110,7.94,120,7.86,135,7.48,150,6.59334
12,39.8,7.145799,52,7.85,60,8.03,75,8.2,90,8.24,110,8.35,120,8.3,135,8.04,150,7.45,154,7.243039
14,38.6,7.216702,52,7.97,60,8.17,75,8.41,90,8.5,110,8.7,120,8.7,135,8.43,150,8,162,7.50744
16,38.2,7.291404,52,8.03,60,8.24,75,8.57,90,8.75,110,8.97,120,9.13,135,8.84,150,8.37,180,7.74
20,38.2,7.329579,52,8.08,60,8.31,75,8.73,90,9.17,110,9.39,120,9.78,135,9.76,150,9.16,180,8.5

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.83	6.16	6.44	6.38	5.92	5.78	5.25	4.44
8	6.9	7.21	7.43	7.41	7.2	7.05	6.47	5.58
10	7.57	7.77	7.92	7.93	7.94	7.86	7.48	6.6
12	7.85	8.03	8.2	8.24	8.35	8.3	8.04	7.45
14	7.97	8.17	8.41	8.5	8.7	8.7	8.43	8
16	8.03	8.24	8.57	8.75	8.97	9.13	8.84	8.37
20	8.08	8.31	8.73	9.17	9.39	9.78	9.76	9.16

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.82	141.5°	3.85
8	41.6°	4.59	148.5°	4.83
10	41.2°	5.18	150°	5.71
12	39.8°	5.49	154°	6.51
14	38.6°	5.64	162°	7.14
16	38.2°	5.73	180°	7.74
20	38.2°	5.76	180°	8.5

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