Zeewind — ORC Rating | RegattaPages

GPH

638.3

OSN

620

LOA

13.52 m

Displacement

15000 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7131

Medium

0.9556

High

1.115

Triple Offshore

Low

0.9157

Medium

1.1954

High

1.348

Boat Specifications

Dimensions

Length overall: 13.52 m
Beam: 3.94 m
Draft: 2.09 m
Displacement: 15000 kg
Crew weight: 806 kg
Wetted surface: 36.1 m²

Sails

Mainsail: 45.79 m²
Genoa: 56.87 m²
Spinnaker: 138.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: Koopmans 43 vangua
Builder: Aluboots
Designer: Koopmans
Year built: 1988

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.

6,45.1,4.533403,52,4.97,60,5.26,75,5.5,90,5.48,110,5.56,120,5.47,135,5.07,146.5,4.521003,150,4.36
8,43,5.236864,52,5.81,60,6.12,75,6.4,90,6.41,110,6.71,120,6.58,135,6.12,150,5.41,151.4,5.341789
10,42.5,5.818706,52,6.52,60,6.89,75,7.16,90,7.27,110,7.52,120,7.45,135,7.05,150,6.29,152.4,6.149828
12,43.4,6.372366,52,7.05,60,7.34,75,7.56,90,7.67,110,7.91,120,7.88,135,7.64,150,7.09,154.1,6.892275
14,43.7,6.680802,52,7.31,60,7.57,75,7.78,90,7.86,110,8.19,120,8.19,135,7.98,150,7.63,163.9,7.098405
16,43.5,6.824062,52,7.42,60,7.69,75,7.94,90,8.05,110,8.39,120,8.47,135,8.27,150,7.95,180,7.4
20,43.6,6.904438,52,7.5,60,7.79,75,8.14,90,8.37,110,8.64,120,8.94,135,8.9,150,8.5,180,8.06

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.97	5.26	5.5	5.48	5.56	5.47	5.07	4.36
8	5.81	6.12	6.4	6.41	6.71	6.58	6.12	5.41
10	6.52	6.89	7.16	7.27	7.52	7.45	7.05	6.29
12	7.05	7.34	7.56	7.67	7.91	7.88	7.64	7.09
14	7.31	7.57	7.78	7.86	8.19	8.19	7.98	7.63
16	7.42	7.69	7.94	8.05	8.39	8.47	8.27	7.95
20	7.5	7.79	8.14	8.37	8.64	8.94	8.9	8.5

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.1°	3.2	146.5°	3.77
8	43°	3.83	151.4°	4.69
10	42.5°	4.29	152.4°	5.45
12	43.4°	4.63	154.1°	6.2
14	43.7°	4.83	163.9°	6.82
16	43.5°	4.95	180°	7.4
20	43.6°	5	180°	8.06

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