Wildebeest — ORC Rating

GPH

652

OSN

633.4

LOA

9.503 m

Displacement

3289 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6203

Medium

0.8465

High

0.9688

Triple Offshore

Low

0.8034

Medium

1.0392

High

1.1649

Boat Specifications

Dimensions

Length overall: 9.503 m
Beam: 3.14 m
Draft: 1.92 m
Displacement: 3289 kg
Crew weight: 520 kg
Wetted surface: 20.64 m²

Sails

Mainsail: 31.81 m²
Genoa: 20.56 m²
Spinnaker: 61.1 m²
Asymmetric spinnaker: 0 m²

Design

Type: SJ 320
Builder: Seaquest Ltd
Designer: S.Jones
Year built: 1994

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.

6,42.8,4.429423,52,4.99,60,5.29,75,5.52,90,5.53,110,5.53,120,5.34,135,4.79,145,4.260503,150,4.03
8,42,5.301793,52,5.92,60,6.2,75,6.41,90,6.53,110,6.59,120,6.45,135,5.91,149,5.15652,150,5.1
10,40.5,5.878439,52,6.5,60,6.68,75,6.83,90,7,110,7.09,120,7.01,135,6.69,150,6.04,152,5.934667
12,39,6.137843,52,6.76,60,6.93,75,7.11,90,7.25,110,7.53,120,7.45,135,7.13,150,6.72,160,6.321216
14,39,6.253651,52,6.87,60,7.08,75,7.36,90,7.48,110,7.96,120,7.92,135,7.56,150,7.12,180,6.57
16,39,6.292254,52,6.91,60,7.14,75,7.55,90,7.79,110,8.25,120,8.41,135,8.04,150,7.53,180,7
20,39.4,6.379948,52,6.96,60,7.18,75,7.7,90,8.26,110,8.72,120,9.23,135,9.17,150,8.43,180,7.79

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.99	5.29	5.52	5.53	5.53	5.34	4.79	4.03
8	5.92	6.2	6.41	6.53	6.59	6.45	5.91	5.1
10	6.5	6.68	6.83	7	7.09	7.01	6.69	6.04
12	6.76	6.93	7.11	7.25	7.53	7.45	7.13	6.72
14	6.87	7.08	7.36	7.48	7.96	7.92	7.56	7.12
16	6.91	7.14	7.55	7.79	8.25	8.41	8.04	7.53
20	6.96	7.18	7.7	8.26	8.72	9.23	9.17	8.43

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.25	145°	3.49
8	42°	3.94	149°	4.42
10	40.5°	4.47	152°	5.24
12	39°	4.77	160°	5.94
14	39°	4.86	180°	6.57
16	39°	4.89	180°	7
20	39.4°	4.93	180°	7.79

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