CAPTAIN JACK — ORC Rating

GPH

608.3

OSN

592.1

LOA

10.757 m

Displacement

5051 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.766

Medium

1.0165

High

1.1444

Triple Offshore

Low

0.9828

Medium

1.2472

High

1.3771

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.13 m
Displacement: 5051 kg
Crew weight: 640 kg
Wetted surface: 26.22 m²

Sails

Mainsail: 36.97 m²
Genoa: 41.47 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 104.85 m²

Design

Type: J-109
Builder: J-Composite
Designer: Johnstone
Year built: 2001

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.

6,42.1,4.892343,52,5.48,60,5.76,75,5.98,90,5.9,110,5.86,120,5.71,135,5.15,144.7,4.643825,150,4.38
8,41.2,5.807966,52,6.5,60,6.73,75,6.88,90,6.89,110,6.99,120,6.86,135,6.34,148.1,5.583225,150,5.48
10,39.4,6.379948,52,7.03,60,7.18,75,7.3,90,7.36,110,7.51,120,7.43,135,7.13,148.8,6.511846,150,6.44
12,38,6.573514,52,7.23,60,7.4,75,7.57,90,7.61,110,7.92,120,7.88,135,7.57,150,7.06,150.4,7.038569
14,37.4,6.658991,52,7.32,60,7.5,75,7.78,90,7.91,110,8.26,120,8.36,135,8.02,150,7.41,174,6.495583
16,37.2,6.716634,52,7.36,60,7.56,75,7.91,90,8.18,110,8.51,120,8.81,135,8.52,150,7.71,176.7,7.021643
20,36.9,6.752662,52,7.4,60,7.6,75,8.03,90,8.54,110,8.95,120,9.44,135,9.7,150,8.5,177.7,7.716216

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.48	5.76	5.98	5.9	5.86	5.71	5.15	4.38
8	6.5	6.73	6.88	6.89	6.99	6.86	6.34	5.48
10	7.03	7.18	7.3	7.36	7.51	7.43	7.13	6.44
12	7.23	7.4	7.57	7.61	7.92	7.88	7.57	7.06
14	7.32	7.5	7.78	7.91	8.26	8.36	8.02	7.41
16	7.36	7.56	7.91	8.18	8.51	8.81	8.52	7.71
20	7.4	7.6	8.03	8.54	8.95	9.44	9.7	8.5

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.63	144.7°	3.79
8	41.2°	4.37	148.1°	4.74
10	39.4°	4.93	148.8°	5.57
12	38°	5.18	150.4°	6.12
14	37.4°	5.29	174°	6.46
16	37.2°	5.35	176.7°	7.01
20	36.9°	5.4	177.7°	7.71

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