Polaris — ORC Rating | RegattaPages

GPH

690.2

OSN

667.5

LOA

9.632 m

Displacement

3471 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5806

Medium

0.8034

High

0.9277

Triple Offshore

Low

0.7513

Medium

0.9867

High

1.105

Boat Specifications

Dimensions

Length overall: 9.632 m
Beam: 3.18 m
Draft: 1.83 m
Displacement: 3471 kg
Crew weight: 478 kg
Wetted surface: 20.45 m²

Sails

Mainsail: 30.65 m²
Genoa: 25.06 m²
Spinnaker: 54.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: Yamaha 30R
Builder: Yamaha
Designer: Yamaha
Year built: 1984
Stability index: 105.4

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.

6,43.8,4.33662,52,4.79,60,5.06,75,5.22,90,5.11,110,5.07,120,4.87,135,4.31,146,3.775462,150,3.62
8,41.8,5.124243,52,5.69,60,5.93,75,6.09,90,6.1,110,6.13,120,5.95,135,5.39,150,4.68,150.1,4.671837
10,40,5.613251,52,6.23,60,6.41,75,6.56,90,6.65,110,6.71,120,6.6,135,6.24,150,5.6,153.2,5.444855
12,38.8,5.863951,52,6.51,60,6.68,75,6.84,90,6.97,110,7.09,120,7.01,135,6.73,150,6.31,160.4,5.923206
14,38.4,5.971723,52,6.65,60,6.84,75,7.05,90,7.16,110,7.43,120,7.36,135,7.1,150,6.76,173.6,6.228819
16,38.8,6.082085,52,6.72,60,6.92,75,7.21,90,7.35,110,7.72,120,7.72,135,7.45,150,7.11,179,6.651013
20,39.4,6.15995,52,6.78,60,7,75,7.36,90,7.68,110,8.15,120,8.41,135,8.23,150,7.78,179,7.321115

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.79	5.06	5.22	5.11	5.07	4.87	4.31	3.62
8	5.69	5.93	6.09	6.1	6.13	5.95	5.39	4.68
10	6.23	6.41	6.56	6.65	6.71	6.6	6.24	5.6
12	6.51	6.68	6.84	6.97	7.09	7.01	6.73	6.31
14	6.65	6.84	7.05	7.16	7.43	7.36	7.1	6.76
16	6.72	6.92	7.21	7.35	7.72	7.72	7.45	7.11
20	6.78	7	7.36	7.68	8.15	8.41	8.23	7.78

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.13	146°	3.13
8	41.8°	3.82	150.1°	4.05
10	40°	4.3	153.2°	4.86
12	38.8°	4.57	160.4°	5.58
14	38.4°	4.68	173.6°	6.19
16	38.8°	4.74	179°	6.65
20	39.4°	4.76	179°	7.32

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