TRUE GRIT — ORC Rating

GPH

607.9

OSN

589.6

LOA

10.877 m

Displacement

4822 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6783

Medium

0.9079

High

1.0321

Triple Offshore

Low

0.8681

Medium

1.1123

High

1.2364

Boat Specifications

Dimensions

Length overall: 10.877 m
Beam: 3.66 m
Draft: 2.17 m
Displacement: 4822 kg
Crew weight: 380 kg
Wetted surface: 25.3 m²

Sails

Mainsail: 37.66 m²
Genoa: 31.68 m²
Spinnaker: 115 m²
Asymmetric spinnaker: 87.47 m²

Design

Type: JPK 10.80
Builder: JPK COMPOSITES
Designer: VALER JACQUES
Year built: 2013

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.

6,42.3,4.78617,52,5.35,60,5.62,75,5.8,90,5.77,110,5.89,120,5.77,135,5.22,141.6,4.874355,150,4.42
8,40.5,5.681176,52,6.35,60,6.58,75,6.74,90,6.83,110,7.01,120,6.93,135,6.44,147.9,5.689854,150,5.56
10,39.1,6.198083,52,6.94,60,7.15,75,7.29,90,7.36,110,7.6,120,7.59,135,7.27,150,6.57,150.9,6.511995
12,38.3,6.396727,52,7.18,60,7.4,75,7.62,90,7.64,110,8,120,8.06,135,7.82,150,7.3,157,6.974434
14,38,6.510063,52,7.3,60,7.52,75,7.82,90,7.94,110,8.29,120,8.46,135,8.32,150,7.8,165.7,7.223825
16,38.4,6.622487,52,7.36,60,7.6,75,7.95,90,8.19,110,8.51,120,8.86,135,8.83,150,8.28,175.4,7.534269
20,38.8,6.710824,52,7.43,60,7.68,75,8.11,90,8.53,110,8.85,120,9.44,135,10.07,150,9.36,176.1,8.419497
24,40.6,6.677455,52,7.38,60,7.66,75,8.16,90,8.72,110,9.15,120,9.92,135,11.84,144.9,11.917134,150,11.25

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.35	5.62	5.8	5.77	5.89	5.77	5.22	4.42
8	6.35	6.58	6.74	6.83	7.01	6.93	6.44	5.56
10	6.94	7.15	7.29	7.36	7.6	7.59	7.27	6.57
12	7.18	7.4	7.62	7.64	8	8.06	7.82	7.3
14	7.3	7.52	7.82	7.94	8.29	8.46	8.32	7.8
16	7.36	7.6	7.95	8.19	8.51	8.86	8.83	8.28
20	7.43	7.68	8.11	8.53	8.85	9.44	10.07	9.36
24	7.38	7.66	8.16	8.72	9.15	9.92	11.84	11.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.54	141.6°	3.82
8	40.5°	4.32	147.9°	4.82
10	39.1°	4.81	150.9°	5.69
12	38.3°	5.02	157°	6.42
14	38°	5.13	165.7°	7
16	38.4°	5.19	175.4°	7.51
20	38.8°	5.23	176.1°	8.4
24	40.6°	5.07	144.9°	9.75

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