Shiraz III — ORC Rating

GPH

640.5

OSN

618.4

LOA

11.6 m

Displacement

5646 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6048

Medium

0.8604

High

1.0271

Triple Offshore

Low

0.7906

Medium

1.0701

High

1.2287

Boat Specifications

Dimensions

Length overall: 11.6 m
Beam: 3.23 m
Draft: 2.02 m
Displacement: 5646 kg
Crew weight: 727 kg
Wetted surface: 29.46 m²

Sails

Mainsail: 39 m²
Genoa: 25.99 m²
Spinnaker: 69.03 m²
Asymmetric spinnaker: 0 m²

Design

Type: Spacesailor 38
Builder: Swarbrick Yachts
Designer: Swarbrick Yachts
Year built: 0
Stability index: 115

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.

6,44.7,4.473836,52,4.93,60,5.25,75,5.49,90,5.47,110,5.44,120,5.24,135,4.66,144.2,4.105719,150,3.85
8,42.4,5.308378,52,5.95,60,6.27,75,6.54,90,6.63,110,6.67,120,6.44,135,5.79,149.6,4.973834,150,4.95
10,41.2,5.994033,52,6.73,60,6.99,75,7.18,90,7.34,110,7.38,120,7.26,135,6.76,150,5.94,151.1,5.871169
12,40,6.527036,52,7.2,60,7.38,75,7.52,90,7.71,110,7.8,120,7.7,135,7.37,150,6.81,155,6.554065
14,38.4,6.711808,52,7.42,60,7.6,75,7.79,90,7.91,110,8.22,120,8.1,135,7.76,150,7.37,164,6.876379
16,37.8,6.770823,52,7.5,60,7.71,75,8,90,8.09,110,8.64,120,8.56,135,8.17,150,7.74,177.2,7.188582
20,37.8,6.834102,52,7.56,60,7.79,75,8.24,90,8.64,110,9.17,120,9.56,135,9.16,150,8.56,179,7.921206

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.93	5.25	5.49	5.47	5.44	5.24	4.66	3.85
8	5.95	6.27	6.54	6.63	6.67	6.44	5.79	4.95
10	6.73	6.99	7.18	7.34	7.38	7.26	6.76	5.94
12	7.2	7.38	7.52	7.71	7.8	7.7	7.37	6.81
14	7.42	7.6	7.79	7.91	8.22	8.1	7.76	7.37
16	7.5	7.71	8	8.09	8.64	8.56	8.17	7.74
20	7.56	7.79	8.24	8.64	9.17	9.56	9.16	8.56

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	3.18	144.2°	3.33
8	42.4°	3.92	149.6°	4.29
10	41.2°	4.51	151.1°	5.14
12	40°	5	155°	5.94
14	38.4°	5.26	164°	6.61
16	37.8°	5.35	177.2°	7.18
20	37.8°	5.4	179°	7.92

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