TOKAOMA 3 — ORC Rating

GPH

521.9

OSN

507.5

LOA

12.729 m

Displacement

6410 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7857

Medium

1.0456

High

1.197

Triple Offshore

Low

1.0114

Medium

1.2917

High

1.4662

Boat Specifications

Dimensions

Length overall: 12.729 m
Beam: 3.98 m
Draft: 2.56 m
Displacement: 6410 kg
Crew weight: 895 kg
Wetted surface: 36.63 m²

Sails

Mainsail: 63.5 m²
Genoa: 47.87 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 200.11 m²

Design

Type: JNA 42
Builder: Trimarine
Designer: NIVELT Bernard
Year built: 2016
Stability index: 116

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.

6,42.4,5.687548,52,6.35,60,6.67,75,6.89,90,7.08,110,6.82,120,6.63,135,5.94,142.6,5.437966,150,4.99
8,40.2,6.677175,52,7.46,60,7.7,75,7.92,90,8.1,110,8.01,120,7.93,135,7.44,145.6,6.629391,150,6.32
10,38.2,7.202329,52,8.06,60,8.27,75,8.42,90,8.72,110,8.74,120,8.71,135,8.33,148.2,7.589193,150,7.45
12,37.6,7.459393,52,8.31,60,8.58,75,8.87,90,9.16,110,9.29,120,9.43,135,9.05,150,8.28,151.4,8.189225
14,37,7.587942,52,8.46,60,8.76,75,9.21,90,9.47,110,9.94,120,10.03,135,9.81,149.4,8.934152,150,8.87
16,36.6,7.672977,52,8.57,60,8.89,75,9.41,90,9.8,110,10.57,120,10.52,135,10.7,147.3,9.768146,150,9.49
20,36.6,7.772626,52,8.7,60,9.06,75,9.69,90,10.37,110,11.56,120,12.21,135,13.11,141.9,12.529624,150,11.38

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.35	6.67	6.89	7.08	6.82	6.63	5.94	4.99
8	7.46	7.7	7.92	8.1	8.01	7.93	7.44	6.32
10	8.06	8.27	8.42	8.72	8.74	8.71	8.33	7.45
12	8.31	8.58	8.87	9.16	9.29	9.43	9.05	8.28
14	8.46	8.76	9.21	9.47	9.94	10.03	9.81	8.87
16	8.57	8.89	9.41	9.8	10.57	10.52	10.7	9.49
20	8.7	9.06	9.69	10.37	11.56	12.21	13.11	11.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	4.2	142.6°	4.32
8	40.2°	5.1	145.6°	5.47
10	38.2°	5.66	148.2°	6.45
12	37.6°	5.91	151.4°	7.19
14	37°	6.06	149.4°	7.69
16	36.6°	6.16	147.3°	8.22
20	36.6°	6.24	141.9°	9.86

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