Polaris — ORC Rating | RegattaPages

GPH

696.9

OSN

673.3

LOA

9.632 m

Displacement

3471 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5655

Medium

0.7928

High

0.9273

Triple Offshore

Low

0.7338

Medium

0.981

High

1.1119

Boat Specifications

Dimensions

Length overall: 9.632 m
Beam: 3.18 m
Draft: 1.84 m
Displacement: 3471 kg
Crew weight: 500 kg
Wetted surface: 20.42 m²

Sails

Mainsail: 30.65 m²
Genoa: 25.06 m²
Spinnaker: 51.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: Yamaha 30R
Builder: Yamaha
Designer: Yamaha
Year built: 1984
Stability index: 107.6

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.

6,43.6,4.128854,52,4.61,60,4.89,75,5.09,90,5.01,110,4.98,120,4.78,135,4.25,146.9,3.7244,150,3.6
8,42.3,4.934893,52,5.52,60,5.83,75,6.05,90,6.08,110,6.09,120,5.88,135,5.28,150,4.62,151.4,4.567287
10,41.8,5.593741,52,6.2,60,6.42,75,6.57,90,6.7,110,6.72,120,6.6,135,6.18,150,5.51,153.8,5.338485
12,40,5.939603,52,6.55,60,6.72,75,6.87,90,7.04,110,7.12,120,7.01,135,6.72,150,6.28,158.3,5.951788
14,39.9,6.126451,52,6.7,60,6.89,75,7.12,90,7.29,110,7.52,120,7.4,135,7.09,150,6.75,171.8,6.223629
16,39.6,6.1777,52,6.76,60,6.98,75,7.31,90,7.47,110,7.88,120,7.8,135,7.49,150,7.1,179,6.641011
20,40.5,6.220362,52,6.79,60,7.03,75,7.48,90,7.88,110,8.35,120,8.57,135,8.29,150,7.85,179,7.341118

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.61	4.89	5.09	5.01	4.98	4.78	4.25	3.6
8	5.52	5.83	6.05	6.08	6.09	5.88	5.28	4.62
10	6.2	6.42	6.57	6.7	6.72	6.6	6.18	5.51
12	6.55	6.72	6.87	7.04	7.12	7.01	6.72	6.28
14	6.7	6.89	7.12	7.29	7.52	7.4	7.09	6.75
16	6.76	6.98	7.31	7.47	7.88	7.8	7.49	7.1
20	6.79	7.03	7.48	7.88	8.35	8.57	8.29	7.85

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	2.99	146.9°	3.12
8	42.3°	3.65	151.4°	4.01
10	41.8°	4.17	153.8°	4.79
12	40°	4.55	158.3°	5.53
14	39.9°	4.7	171.8°	6.16
16	39.6°	4.76	179°	6.64
20	40.5°	4.73	179°	7.34

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