BIGOUDEN ON ROAD — ORC Rating

GPH

651.8

OSN

632.5

LOA

8.5 m

Displacement

2515 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7071

Medium

0.9585

High

1.0944

Triple Offshore

Low

0.9082

Medium

1.1658

High

1.312

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.

6,41.8,4.587673,52,5.15,60,5.41,75,5.6,90,5.52,110,5.37,120,5.2,135,4.69,145.4,4.142691,150,3.94
8,40.3,5.388974,52,6.04,60,6.24,75,6.38,90,6.38,110,6.4,120,6.27,135,5.77,150,4.98,150.1,4.983292
10,38.6,5.94994,52,6.53,60,6.65,75,6.76,90,6.83,110,6.91,120,6.82,135,6.52,150,5.89,151.7,5.815027
12,36.9,6.11491,52,6.74,60,6.9,75,7.07,90,7.11,110,7.39,120,7.29,135,6.96,150,6.56,160,6.193515
14,36.3,6.17921,52,6.82,60,7.02,75,7.34,90,7.47,110,7.87,120,7.82,135,7.43,150,6.96,180,6.41
16,36.3,6.228842,52,6.87,60,7.09,75,7.51,90,7.82,110,8.21,120,8.4,135,7.96,150,7.38,180,6.83
20,36.7,6.261103,52,6.89,60,7.13,75,7.64,90,8.26,110,8.74,120,9.36,135,9.32,150,8.41,180,7.64

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.15	5.41	5.6	5.52	5.37	5.2	4.69	3.94
8	6.04	6.24	6.38	6.38	6.4	6.27	5.77	4.98
10	6.53	6.65	6.76	6.83	6.91	6.82	6.52	5.89
12	6.74	6.9	7.07	7.11	7.39	7.29	6.96	6.56
14	6.82	7.02	7.34	7.47	7.87	7.82	7.43	6.96
16	6.87	7.09	7.51	7.82	8.21	8.4	7.96	7.38
20	6.89	7.13	7.64	8.26	8.74	9.36	9.32	8.41

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.42	145.4°	3.41
8	40.3°	4.11	150.1°	4.32
10	38.6°	4.65	151.7°	5.12
12	36.9°	4.89	160°	5.82
14	36.3°	4.98	180°	6.41
16	36.3°	5.02	180°	6.83
20	36.7°	5.02	180°	7.64

Loading polar chart…