TANJAOUI — ORC Rating

GPH

666.6

OSN

647

LOA

9 m

Displacement

2670 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6908

Medium

0.9377

High

1.0674

Triple Offshore

Low

0.8883

Medium

1.1405

High

1.2761

Boat Specifications

Dimensions

Length overall: 9 m
Beam: 3.39 m
Draft: 1.76 m
Displacement: 2670 kg
Crew weight: 520 kg
Wetted surface: 18.32 m²

Sails

Mainsail: 27.74 m²
Genoa: 27.1 m²
Spinnaker: 55.62 m²
Asymmetric spinnaker: 0 m²

Design

Type: J 29
Builder: TILLOTSON-PEARSON
Designer: R. JOHNSTONE
Year built: 1979

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.

6,42.2,4.481614,52,5.02,60,5.27,75,5.47,90,5.41,110,5.29,120,5.12,135,4.61,146.6,4.024685,150,3.88
8,41.1,5.294843,52,5.92,60,6.12,75,6.25,90,6.25,110,6.28,120,6.14,135,5.64,150,4.89,150.9,4.852523
10,39.5,5.831852,52,6.39,60,6.52,75,6.63,90,6.73,110,6.76,120,6.67,135,6.38,150,5.78,152.4,5.664613
12,37.8,6.049446,52,6.61,60,6.76,75,6.93,90,7.07,110,7.21,120,7.09,135,6.79,150,6.43,163.5,5.976097
14,37.2,6.101466,52,6.71,60,6.92,75,7.19,90,7.29,110,7.65,120,7.54,135,7.2,150,6.81,180,6.32
16,37.2,6.139129,52,6.76,60,7,75,7.38,90,7.57,110,8.03,120,8.01,135,7.64,150,7.19,180,6.71
20,38,6.142048,52,6.76,60,7.04,75,7.52,90,7.98,110,8.53,120,8.99,135,8.64,150,8.01,180,7.45

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.02	5.27	5.47	5.41	5.29	5.12	4.61	3.88
8	5.92	6.12	6.25	6.25	6.28	6.14	5.64	4.89
10	6.39	6.52	6.63	6.73	6.76	6.67	6.38	5.78
12	6.61	6.76	6.93	7.07	7.21	7.09	6.79	6.43
14	6.71	6.92	7.19	7.29	7.65	7.54	7.2	6.81
16	6.76	7	7.38	7.57	8.03	8.01	7.64	7.19
20	6.76	7.04	7.52	7.98	8.53	8.99	8.64	8.01

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.32	146.6°	3.36
8	41.1°	3.99	150.9°	4.24
10	39.5°	4.5	152.4°	5.02
12	37.8°	4.78	163.5°	5.73
14	37.2°	4.86	180°	6.32
16	37.2°	4.89	180°	6.71
20	38°	4.84	180°	7.45

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