Amazonka — ORC Rating

GPH

673.9

OSN

654.2

LOA

9.596 m

Displacement

4230 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6722

Medium

0.9215

High

1.0583

Triple Offshore

Low

0.8698

Medium

1.1334

High

1.2684

Boat Specifications

Dimensions

Length overall: 9.596 m
Beam: 3.34 m
Draft: 1.73 m
Displacement: 4230 kg
Crew weight: 524 kg
Wetted surface: 21.98 m²

Sails

Mainsail: 32.05 m²
Genoa: 28.18 m²
Spinnaker: 74.78 m²
Asymmetric spinnaker: 0 m²

Design

Type: One-off
Year built: 1998

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.

6,43.3,4.287052,52,4.77,60,5.04,75,5.27,90,5.23,110,5.32,120,5.17,135,4.69,147,4.054035,150,3.92
8,42.1,5.040595,52,5.67,60,5.97,75,6.19,90,6.29,110,6.38,120,6.25,135,5.73,150,4.95,151.2,4.884135
10,42.2,5.737005,52,6.31,60,6.51,75,6.65,90,6.8,110,6.89,120,6.82,135,6.55,150,5.89,150.1,5.883054
12,40.4,6.027274,52,6.61,60,6.78,75,6.93,90,7.08,110,7.27,120,7.2,135,6.96,150,6.59,160,6.214798
14,40,6.174576,52,6.75,60,6.94,75,7.15,90,7.23,110,7.65,120,7.62,135,7.33,150,6.96,180,6.44
16,39.9,6.230731,52,6.81,60,7.02,75,7.34,90,7.48,110,7.95,120,8.01,135,7.73,150,7.31,180,6.85
20,41.1,6.263574,52,6.82,60,7.06,75,7.52,90,7.91,110,8.29,120,8.65,135,8.56,150,8.06,180,7.52

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.77	5.04	5.27	5.23	5.32	5.17	4.69	3.92
8	5.67	5.97	6.19	6.29	6.38	6.25	5.73	4.95
10	6.31	6.51	6.65	6.8	6.89	6.82	6.55	5.89
12	6.61	6.78	6.93	7.08	7.27	7.2	6.96	6.59
14	6.75	6.94	7.15	7.23	7.65	7.62	7.33	6.96
16	6.81	7.02	7.34	7.48	7.95	8.01	7.73	7.31
20	6.82	7.06	7.52	7.91	8.29	8.65	8.56	8.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	3.12	147°	3.4
8	42.1°	3.74	151.2°	4.28
10	42.2°	4.25	150.1°	5.1
12	40.4°	4.59	160°	5.84
14	40°	4.73	180°	6.44
16	39.9°	4.78	180°	6.85
20	41.1°	4.72	180°	7.52

Loading polar chart…