Sizwe — ORC Rating | RegattaPages

GPH

742.4

OSN

719.4

LOA

9.33 m

Displacement

4780 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6018

Medium

0.8277

High

0.9972

Triple Offshore

Low

0.7771

Medium

1.0309

High

1.1879

Boat Specifications

Dimensions

Length overall: 9.33 m
Beam: 3.15 m
Draft: 1.78 m
Displacement: 4780 kg
Crew weight: 526 kg
Wetted surface: 22.49 m²

Sails

Mainsail: 17.77 m²
Genoa: 30.69 m²
Spinnaker: 70.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: Miura
Builder: Nebe
Designer: Berke Meyer
Year built: 1991

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.

6,44.1,3.80156,52,4.21,60,4.48,75,4.72,90,4.71,110,4.74,120,4.61,135,4.19,147.9,3.683059,150,3.6
8,42.4,4.441704,52,4.98,60,5.28,75,5.57,90,5.61,110,5.76,120,5.62,135,5.14,150,4.54,151.8,4.459304
10,42.3,4.988974,52,5.63,60,5.94,75,6.17,90,6.32,110,6.4,120,6.32,135,6.01,150,5.36,152.1,5.261576
12,43.2,5.542077,52,6.08,60,6.3,75,6.47,90,6.66,110,6.74,120,6.68,135,6.48,150,6.08,157.3,5.777539
14,41.8,5.835198,52,6.35,60,6.53,75,6.68,90,6.82,110,7.04,120,6.97,135,6.77,150,6.48,176.4,5.941725
16,40.6,5.966247,52,6.51,60,6.69,75,6.87,90,6.91,110,7.34,120,7.29,135,7.06,150,6.76,179.9,6.37001
20,39.9,6.061276,52,6.61,60,6.83,75,7.19,90,7.29,110,7.61,120,7.86,135,7.67,150,7.31,179.9,6.910011

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.21	4.48	4.72	4.71	4.74	4.61	4.19	3.6
8	4.98	5.28	5.57	5.61	5.76	5.62	5.14	4.54
10	5.63	5.94	6.17	6.32	6.4	6.32	6.01	5.36
12	6.08	6.3	6.47	6.66	6.74	6.68	6.48	6.08
14	6.35	6.53	6.68	6.82	7.04	6.97	6.77	6.48
16	6.51	6.69	6.87	6.91	7.34	7.29	7.06	6.76
20	6.61	6.83	7.19	7.29	7.61	7.86	7.67	7.31

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	2.73	147.9°	3.12
8	42.4°	3.28	151.8°	3.93
10	42.3°	3.69	152.1°	4.65
12	43.2°	4.04	157.3°	5.33
14	41.8°	4.35	176.4°	5.93
16	40.6°	4.53	179.9°	6.37
20	39.9°	4.65	179.9°	6.91

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