JSTORM — ORC Rating | RegattaPages

GPH

583.5

OSN

566.7

LOA

11.085 m

Displacement

4482 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7888

Medium

1.0605

High

1.2005

Triple Offshore

Low

1.017

Medium

1.304

High

1.4556

Boat Specifications

Dimensions

Length overall: 11.085 m
Beam: 3.27 m
Draft: 2.22 m
Displacement: 4482 kg
Crew weight: 580 kg
Wetted surface: 26.23 m²

Sails

Mainsail: 36.31 m²
Genoa: 32.04 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 129.87 m²

Design

Type: J-111
Builder: J-BOATS
Designer: JOHNSTONE
Year built: 2011

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.

6,42.2,4.886579,52,5.49,60,5.78,75,6.01,90,6.14,110,6.26,120,6.12,135,5.46,143.7,4.950813,150,4.61
8,40.9,5.887385,52,6.63,60,6.9,75,7.09,90,7.26,110,7.43,120,7.35,135,6.83,146.4,6.02698,150,5.8
10,39.5,6.544633,52,7.25,60,7.44,75,7.58,90,7.57,110,7.95,120,7.93,135,7.62,148.6,6.97088,150,6.87
12,38,6.725797,52,7.47,60,7.67,75,7.89,90,7.93,110,8.27,120,8.49,135,8.16,150,7.57,151.2,7.485964
14,37.4,6.810046,52,7.56,60,7.78,75,8.13,90,8.29,110,8.59,120,8.94,135,8.83,149.9,7.963924,150,7.96
16,37,6.861703,52,7.6,60,7.83,75,8.27,90,8.63,110,8.89,120,9.33,135,9.6,150,8.38,176.1,7.377083
20,37.1,7.021205,52,7.75,60,7.98,75,8.4,90,9.06,110,9.51,120,10.1,135,11.25,142.6,10.850757,150,9.96

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.49	5.78	6.01	6.14	6.26	6.12	5.46	4.61
8	6.63	6.9	7.09	7.26	7.43	7.35	6.83	5.8
10	7.25	7.44	7.58	7.57	7.95	7.93	7.62	6.87
12	7.47	7.67	7.89	7.93	8.27	8.49	8.16	7.57
14	7.56	7.78	8.13	8.29	8.59	8.94	8.83	7.96
16	7.6	7.83	8.27	8.63	8.89	9.33	9.6	8.38
20	7.75	7.98	8.4	9.06	9.51	10.1	11.25	9.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.62	143.7°	3.99
8	40.9°	4.45	146.4°	5.02
10	39.5°	5.05	148.6°	5.95
12	38°	5.3	151.2°	6.56
14	37.4°	5.41	149.9°	6.89
16	37°	5.48	176.1°	7.36
20	37.1°	5.6	142.6°	8.62

Loading polar chart…