STRIKING BACK — ORC Rating

GPH

568.5

OSN

553.7

LOA

11.121 m

Displacement

4219 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7341

Medium

0.9634

High

1.0854

Triple Offshore

Low

0.9428

Medium

1.1814

High

1.3143

Boat Specifications

Dimensions

Length overall: 11.121 m
Beam: 3.3 m
Draft: 2.19 m
Displacement: 4219 kg
Crew weight: 683 kg
Wetted surface: 25.57 m²

Sails

Mainsail: 38.99 m²
Genoa: 33.7 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 129.63 m²

Design

Type: J 111
Builder: J Composites
Designer: Johnstone
Year built: 2010

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.

6,42.7,5.265918,52,5.87,60,6.17,75,6.36,90,6.58,110,6.41,120,6.22,135,5.58,143.1,5.102011,150,4.72
8,40.5,6.220362,52,6.92,60,7.14,75,7.28,90,7.48,110,7.46,120,7.42,135,6.95,146.1,6.228823,150,5.97
10,38.4,6.609727,52,7.35,60,7.54,75,7.71,90,7.86,110,8.02,120,8.03,135,7.74,149.6,7.049164,150,7.02
12,37.5,6.756132,52,7.51,60,7.72,75,7.99,90,8.09,110,8.49,120,8.54,135,8.37,150,7.71,151.2,7.622902
14,37.1,6.858212,52,7.61,60,7.83,75,8.16,90,8.41,110,8.88,120,9,135,9.03,148.7,8.29765,150,8.19
16,37.1,6.93344,52,7.68,60,7.91,75,8.29,90,8.65,110,9.21,120,9.56,135,9.8,146.3,9.08704,150,8.73
20,37.1,7.008667,52,7.75,60,8,75,8.47,90,9,110,9.82,120,10.61,135,11.53,143.3,11.25003,150,10.42
24,38.8,6.993115,52,7.72,60,8,75,8.55,90,9.22,110,10.07,120,11.64,135,13.12,145.3,14.194593,150,13.47

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.87	6.17	6.36	6.58	6.41	6.22	5.58	4.72
8	6.92	7.14	7.28	7.48	7.46	7.42	6.95	5.97
10	7.35	7.54	7.71	7.86	8.02	8.03	7.74	7.02
12	7.51	7.72	7.99	8.09	8.49	8.54	8.37	7.71
14	7.61	7.83	8.16	8.41	8.88	9	9.03	8.19
16	7.68	7.91	8.29	8.65	9.21	9.56	9.8	8.73
20	7.75	8	8.47	9	9.82	10.61	11.53	10.42
24	7.72	8	8.55	9.22	10.07	11.64	13.12	13.47

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.87	143.1°	4.08
8	40.5°	4.73	146.1°	5.17
10	38.4°	5.18	149.6°	6.08
12	37.5°	5.36	151.2°	6.68
14	37.1°	5.47	148.7°	7.09
16	37.1°	5.53	146.3°	7.56
20	37.1°	5.59	143.3°	9.02
24	38.8°	5.45	145.3°	11.67

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