LET'S GO — ORC Rating

GPH

610.7

OSN

590

LOA

13.9 m

Displacement

5518 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6467

Medium

0.9009

High

1.0458

Triple Offshore

Low

0.8391

Medium

1.1202

High

1.2629

Boat Specifications

Dimensions

Length overall: 13.9 m
Beam: 2.57 m
Draft: 1.98 m
Displacement: 5518 kg
Crew weight: 781 kg
Wetted surface: 28.78 m²

Sails

Mainsail: 35.69 m²
Genoa: 25.04 m²
Spinnaker: 94.65 m²
Asymmetric spinnaker: 80.45 m²

Design

Type: WASA 55 mod
Builder: Wasa Yahts
Designer: Leif Ängermark
Year built: 1975
Stability index: 144.1

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.

6,43.9,4.635341,52,5.13,60,5.42,75,5.58,90,5.75,110,5.8,120,5.62,135,4.99,140.8,4.658398,150,4.17
8,41.7,5.571641,52,6.22,60,6.5,75,6.72,90,6.92,110,7.08,120,6.96,135,6.34,146.2,5.61984,150,5.4
10,40.2,6.17966,52,6.95,60,7.22,75,7.42,90,7.57,110,7.84,120,7.78,135,7.37,149.2,6.531155,150,6.48
12,39.9,6.530536,52,7.32,60,7.58,75,7.82,90,7.87,110,8.27,120,8.29,135,8.03,150,7.38,153.7,7.161291
14,39.4,6.677593,52,7.48,60,7.75,75,8.06,90,8.19,110,8.56,120,8.73,135,8.53,150,7.99,159.2,7.573605
16,39.4,6.781121,52,7.57,60,7.84,75,8.2,90,8.43,110,8.79,120,9.11,135,9.03,150,8.48,170.9,7.747512
20,39.4,6.871709,52,7.66,60,7.94,75,8.36,90,8.77,110,9.17,120,9.74,135,10.17,150,9.52,176.3,8.607942

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.13	5.42	5.58	5.75	5.8	5.62	4.99	4.17
8	6.22	6.5	6.72	6.92	7.08	6.96	6.34	5.4
10	6.95	7.22	7.42	7.57	7.84	7.78	7.37	6.48
12	7.32	7.58	7.82	7.87	8.27	8.29	8.03	7.38
14	7.48	7.75	8.06	8.19	8.56	8.73	8.53	7.99
16	7.57	7.84	8.2	8.43	8.79	9.11	9.03	8.48
20	7.66	7.94	8.36	8.77	9.17	9.74	10.17	9.52

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.34	140.8°	3.61
8	41.7°	4.16	146.2°	4.67
10	40.2°	4.72	149.2°	5.61
12	39.9°	5.01	153.7°	6.42
14	39.4°	5.16	159.2°	7.08
16	39.4°	5.24	170.9°	7.65
20	39.4°	5.31	176.3°	8.59

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