UIJUIJUI 4 — ORC Rating

GPH

516.6

OSN

507.3

LOA

12.826 m

Displacement

4025 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7814

Medium

1.0283

High

1.2073

Triple Offshore

Low

1.0265

Medium

1.2986

High

1.4911

Boat Specifications

Dimensions

Length overall: 12.826 m
Beam: 3.74 m
Draft: 2.54 m
Displacement: 4025 kg
Crew weight: 480 kg
Wetted surface: 30.4 m²

Sails

Mainsail: 54.82 m²
Genoa: 32.52 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 148.56 m²

Design

Type: RAINBOW 42
Builder: FARSOE GLASFIBER
Designer: HARTER
Year built: 1986
Stability index: 114.8

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.

6,46,5.97416,52,6.53,60,7.08,75,7.6,90,7.72,110,7.2,120,6.67,135,5.96,142.1,5.474702,150,4.99
8,42.4,6.716723,52,7.49,60,7.88,75,8.32,90,8.62,110,8.23,120,8.1,135,7.59,143.3,6.947081,150,6.44
10,40.2,7.056858,52,7.88,60,8.17,75,8.77,90,9.26,110,9.16,120,9.06,135,8.52,149.2,7.683711,150,7.62
12,39.4,7.195235,52,8.04,60,8.39,75,9.1,90,9.69,110,10,120,9.81,135,9.58,150,8.46,151.4,8.360071
14,39.4,7.389352,52,8.15,60,8.5,75,9.36,90,10.03,110,10.69,120,10.85,135,10.83,147.8,9.572282,150,9.35
16,39,7.501808,52,8.33,60,8.73,75,9.35,90,10.32,110,11.28,120,11.65,135,11.92,145.8,11.0751,150,10.58
20,39.4,7.596409,52,8.46,60,8.95,75,9.8,90,10.45,110,12.26,120,12.99,135,13.63,145.1,14.155915,150,13.4

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.53	7.08	7.6	7.72	7.2	6.67	5.96	4.99
8	7.49	7.88	8.32	8.62	8.23	8.1	7.59	6.44
10	7.88	8.17	8.77	9.26	9.16	9.06	8.52	7.62
12	8.04	8.39	9.1	9.69	10	9.81	9.58	8.46
14	8.15	8.5	9.36	10.03	10.69	10.85	10.83	9.35
16	8.33	8.73	9.35	10.32	11.28	11.65	11.92	10.58
20	8.46	8.95	9.8	10.45	12.26	12.99	13.63	13.4

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46°	4.15	142.1°	4.32
8	42.4°	4.96	143.3°	5.57
10	40.2°	5.39	149.2°	6.6
12	39.4°	5.56	151.4°	7.34
14	39.4°	5.71	147.8°	8.1
16	39°	5.83	145.8°	9.16
20	39.4°	5.87	145.1°	11.61

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