ZIGGY — ORC Rating | RegattaPages

GPH

686

OSN

668.4

LOA

9.868 m

Displacement

4297 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6737

Medium

0.9039

High

1.0304

Triple Offshore

Low

0.8665

Medium

1.1077

High

1.2267

Boat Specifications

Dimensions

Length overall: 9.868 m
Beam: 3.21 m
Draft: 1.79 m
Displacement: 4297 kg
Crew weight: 543 kg
Wetted surface: 20.72 m²

Sails

Mainsail: 28.24 m²
Genoa: 32.25 m²
Spinnaker: 60.12 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sigma 33 OOD
Builder: Sigma Yachts
Designer: D.Thomas
Year built: 1978

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.

6,41.8,4.346216,52,4.89,60,5.15,75,5.36,90,5.29,110,5.1,120,4.94,135,4.49,147.2,3.93782,150,3.82
8,41.3,5.098074,52,5.75,60,6.01,75,6.19,90,6.19,110,6.16,120,6,135,5.45,150,4.78,152.3,4.687181
10,40.9,5.688933,52,6.26,60,6.43,75,6.56,90,6.6,110,6.67,120,6.6,135,6.28,150,5.63,152.3,5.522967
12,40.1,5.922177,52,6.48,60,6.64,75,6.79,90,6.88,110,7,120,6.93,135,6.71,150,6.34,160.1,5.955621
14,39.4,5.991716,52,6.57,60,6.75,75,6.96,90,7.06,110,7.32,120,7.26,135,7.02,150,6.72,180,6.22
16,39.2,6.026238,52,6.62,60,6.81,75,7.09,90,7.27,110,7.61,120,7.6,135,7.35,150,7.01,180,6.63
20,39.4,6.004657,52,6.62,60,6.84,75,7.22,90,7.59,110,7.92,120,8.16,135,8.04,150,7.64,180,7.21

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.89	5.15	5.36	5.29	5.1	4.94	4.49	3.82
8	5.75	6.01	6.19	6.19	6.16	6	5.45	4.78
10	6.26	6.43	6.56	6.6	6.67	6.6	6.28	5.63
12	6.48	6.64	6.79	6.88	7	6.93	6.71	6.34
14	6.57	6.75	6.96	7.06	7.32	7.26	7.02	6.72
16	6.62	6.81	7.09	7.27	7.61	7.6	7.35	7.01
20	6.62	6.84	7.22	7.59	7.92	8.16	8.04	7.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.24	147.2°	3.31
8	41.3°	3.83	152.3°	4.15
10	40.9°	4.3	152.3°	4.89
12	40.1°	4.53	160.1°	5.6
14	39.4°	4.63	180°	6.22
16	39.2°	4.67	180°	6.63
20	39.4°	4.64	180°	7.21

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