BIGOUDEN ON ROAD — ORC Rating

GPH

652.6

OSN

632.9

LOA

8.5 m

Displacement

2515 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7066

Medium

0.9576

High

1.0931

Triple Offshore

Low

0.9058

Medium

1.1652

High

1.3115

Boat Specifications

Dimensions

Length overall: 8.5 m
Beam: 2.9 m
Draft: 2.11 m
Displacement: 2515 kg
Crew weight: 480 kg
Wetted surface: 18.36 m²

Sails

Mainsail: 25.94 m²
Genoa: 26.16 m²
Spinnaker: 57.88 m²
Asymmetric spinnaker: 0 m²

Design

Type: ELLIOTT 8.7
Builder: UNITECH NZ
Designer: ELLIOTT Gilles
Year built: 1999

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.

6,41.9,4.581415,52,5.12,60,5.36,75,5.54,90,5.47,110,5.34,120,5.18,135,4.68,145.8,4.122936,150,3.94
8,40.3,5.388974,52,6.04,60,6.24,75,6.36,90,6.34,110,6.39,120,6.25,135,5.76,150,4.976759
10,38.6,5.937145,52,6.53,60,6.66,75,6.76,90,6.83,110,6.91,120,6.81,135,6.52,150,5.89,151.5,5.814634
12,37,6.110422,52,6.74,60,6.9,75,7.07,90,7.12,110,7.39,120,7.28,135,6.95,150,6.55,160.1,6.178957
14,36.3,6.166802,52,6.82,60,7.02,75,7.35,90,7.47,110,7.87,120,7.83,135,7.42,150,6.96,180,6.41
16,36.5,6.232453,52,6.87,60,7.09,75,7.51,90,7.82,110,8.22,120,8.4,135,7.95,150,7.38,180,6.82
20,36.9,6.26497,52,6.88,60,7.13,75,7.65,90,8.27,110,8.78,120,9.37,135,9.32,150,8.41,180,7.64

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.36	5.54	5.47	5.34	5.18	4.68	3.94
8	6.04	6.24	6.36	6.34	6.39	6.25	5.76	4.98
10	6.53	6.66	6.76	6.83	6.91	6.81	6.52	5.89
12	6.74	6.9	7.07	7.12	7.39	7.28	6.95	6.55
14	6.82	7.02	7.35	7.47	7.87	7.83	7.42	6.96
16	6.87	7.09	7.51	7.82	8.22	8.4	7.95	7.38
20	6.88	7.13	7.65	8.27	8.78	9.37	9.32	8.41

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.41	145.8°	3.41
8	40.3°	4.11	150°	4.31
10	38.6°	4.64	151.5°	5.11
12	37°	4.88	160.1°	5.81
14	36.3°	4.97	180°	6.41
16	36.5°	5.01	180°	6.82
20	36.9°	5.01	180°	7.64

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