PLUMA HIERRO — ORC Rating

GPH

725.5

OSN

701.6

LOA

8.43 m

Displacement

2821 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5546

Medium

0.7636

High

0.8819

Triple Offshore

Low

0.7153

Medium

0.9376

High

1.0537

Boat Specifications

Dimensions

Length overall: 8.43 m
Beam: 3.02 m
Draft: 1.58 m
Displacement: 2821 kg
Crew weight: 400 kg
Wetted surface: 17.64 m²

Sails

Mainsail: 20.3 m²
Genoa: 24.01 m²
Spinnaker: 49.11 m²
Asymmetric spinnaker: 49.11 m²

Design

Type: FIRST 285 Q.B.
Builder: Beneteau
Designer: Finot
Year built: 1986
Stability index: 124.7

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.

6,44.5,4.107954,52,4.51,60,4.77,75,4.92,90,4.82,110,4.82,120,4.63,135,4.17,145.1,3.743209,150,3.55
8,42.3,4.826731,52,5.36,60,5.6,75,5.76,90,5.76,110,5.83,120,5.67,135,5.21,146,4.728374,150,4.52
10,40.8,5.310471,52,5.87,60,6.06,75,6.2,90,6.31,110,6.38,120,6.29,135,5.98,150,5.38,153.2,5.23199
12,39.4,5.590543,52,6.16,60,6.32,75,6.47,90,6.63,110,6.75,120,6.68,135,6.44,150,6.05,161,5.668847
14,38.8,5.709975,52,6.32,60,6.49,75,6.68,90,6.88,110,7.09,120,7.04,135,6.79,150,6.46,174.8,5.944465
16,38.7,5.778862,52,6.39,60,6.59,75,6.86,90,7.04,110,7.4,120,7.39,135,7.14,150,6.79,179,6.340966
20,40,5.861279,52,6.44,60,6.67,75,7.06,90,7.34,110,7.96,120,8.11,135,7.86,150,7.44,179,6.971062

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.51	4.77	4.92	4.82	4.82	4.63	4.17	3.55
8	5.36	5.6	5.76	5.76	5.83	5.67	5.21	4.52
10	5.87	6.06	6.2	6.31	6.38	6.29	5.98	5.38
12	6.16	6.32	6.47	6.63	6.75	6.68	6.44	6.05
14	6.32	6.49	6.68	6.88	7.09	7.04	6.79	6.46
16	6.39	6.59	6.86	7.04	7.4	7.39	7.14	6.79
20	6.44	6.67	7.06	7.34	7.96	8.11	7.86	7.44

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.5°	2.93	145.1°	3.07
8	42.3°	3.57	146°	3.92
10	40.8°	4.02	153.2°	4.67
12	39.4°	4.32	161°	5.36
14	38.8°	4.45	174.8°	5.92
16	38.7°	4.51	179°	6.34
20	40°	4.49	179°	6.97

Loading polar chart…