WACKY RACER — ORC Rating

GPH

691.8

OSN

671.4

LOA

8.629 m

Displacement

2105 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5884

Medium

0.8005

High

0.9085

Triple Offshore

Low

0.7605

Medium

0.9788

High

1.088

Boat Specifications

Dimensions

Length overall: 8.629 m
Beam: 2.81 m
Draft: 1.54 m
Displacement: 2105 kg
Crew weight: 440 kg
Wetted surface: 15.69 m²

Sails

Mainsail: 23.77 m²
Genoa: 15.7 m²
Spinnaker: 43.08 m²
Asymmetric spinnaker: 34.45 m²

Design

Type: LASER 28
Builder: Perf. Sail Craft
Designer: FARR Bruce
Year built: 1987
Stability index: 102.1

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.

6,43,4.307082,52,4.79,60,5.04,75,5.25,90,5.38,110,5.14,120,4.96,135,4.43,145.7,3.885736,150,3.71
8,41.2,5.090277,52,5.66,60,5.87,75,6.09,90,6.22,110,6.11,120,5.96,135,5.46,150,4.76,150.5,4.733697
10,39,5.533066,52,6.13,60,6.28,75,6.49,90,6.64,110,6.63,120,6.53,135,6.21,150,5.64,153.8,5.46108
12,38.1,5.718388,52,6.34,60,6.5,75,6.71,90,6.96,110,7.02,120,6.95,135,6.66,150,6.28,161.9,5.881018
14,37.8,5.796331,52,6.43,60,6.61,75,6.88,90,7.21,110,7.38,120,7.35,135,7.06,150,6.68,177.2,6.167363
16,37.8,5.834298,52,6.48,60,6.68,75,7,90,7.35,110,7.74,120,7.75,135,7.48,150,7.06,179,6.571001
20,38.4,5.844122,52,6.51,60,6.73,75,7.13,90,7.55,110,8.33,120,8.8,135,8.53,150,7.88,179,7.29111

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.79	5.04	5.25	5.38	5.14	4.96	4.43	3.71
8	5.66	5.87	6.09	6.22	6.11	5.96	5.46	4.76
10	6.13	6.28	6.49	6.64	6.63	6.53	6.21	5.64
12	6.34	6.5	6.71	6.96	7.02	6.95	6.66	6.28
14	6.43	6.61	6.88	7.21	7.38	7.35	7.06	6.68
16	6.48	6.68	7	7.35	7.74	7.75	7.48	7.06
20	6.51	6.73	7.13	7.55	8.33	8.8	8.53	7.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.15	145.7°	3.21
8	41.2°	3.83	150.5°	4.12
10	39°	4.3	153.8°	4.9
12	38.1°	4.5	161.9°	5.59
14	37.8°	4.58	177.2°	6.16
16	37.8°	4.61	179°	6.57
20	38.4°	4.58	179°	7.29

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