SIWA — ORC Rating | RegattaPages

GPH

677.2

OSN

655.3

LOA

9.52 m

Displacement

4093 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5979

Medium

0.8185

High

0.9472

Triple Offshore

Low

0.7693

Medium

1.0024

High

1.1265

Boat Specifications

Dimensions

Length overall: 9.52 m
Beam: 3.25 m
Draft: 1.66 m
Displacement: 4093 kg
Crew weight: 350 kg
Wetted surface: 21.28 m²

Sails

Mainsail: 27.38 m²
Genoa: 27.11 m²
Spinnaker: 63.11 m²
Asymmetric spinnaker: 54.04 m²

Design

Type: RO 330 (SD)
Builder: MOA
Designer: I.TOLEDO
Year built: 1999
Stability index: 129.6

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.

6,43.8,4.36433,52,4.84,60,5.11,75,5.3,90,5.21,110,5.19,120,5.02,135,4.52,145.7,4.030997,150,3.84
8,41.8,5.124243,52,5.72,60,5.97,75,6.14,90,6.12,110,6.22,120,6.08,135,5.59,150,4.9,150.2,4.897637
10,40.6,5.676495,52,6.28,60,6.47,75,6.61,90,6.71,110,6.79,120,6.71,135,6.38,150,5.78,153.8,5.605966
12,39.3,5.99607,52,6.6,60,6.76,75,6.9,90,7.06,110,7.17,120,7.11,135,6.86,150,6.45,159.5,6.096049
14,38.8,6.146242,52,6.78,60,6.95,75,7.13,90,7.31,110,7.5,120,7.46,135,7.23,150,6.88,173.6,6.329446
16,38.7,6.240146,52,6.86,60,7.06,75,7.32,90,7.45,110,7.8,120,7.8,135,7.58,150,7.22,178.1,6.743708
20,39,6.292254,52,6.93,60,7.16,75,7.53,90,7.8,110,8.37,120,8.51,135,8.33,150,7.9,179,7.401127

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.84	5.11	5.3	5.21	5.19	5.02	4.52	3.84
8	5.72	5.97	6.14	6.12	6.22	6.08	5.59	4.9
10	6.28	6.47	6.61	6.71	6.79	6.71	6.38	5.78
12	6.6	6.76	6.9	7.06	7.17	7.11	6.86	6.45
14	6.78	6.95	7.13	7.31	7.5	7.46	7.23	6.88
16	6.86	7.06	7.32	7.45	7.8	7.8	7.58	7.22
20	6.93	7.16	7.53	7.8	8.37	8.51	8.33	7.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.15	145.7°	3.33
8	41.8°	3.82	150.2°	4.25
10	40.6°	4.31	153.8°	5.03
12	39.3°	4.64	159.5°	5.71
14	38.8°	4.79	173.6°	6.29
16	38.7°	4.87	178.1°	6.74
20	39°	4.89	179°	7.4

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