JOY — ORC Rating | RegattaPages

GPH

578.4

OSN

564.4

LOA

12.19 m

Displacement

7420 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7017

Medium

0.9439

High

1.0658

Triple Offshore

Low

0.914

Medium

1.1685

High

1.2961

Boat Specifications

Dimensions

Length overall: 12.19 m
Beam: 3.64 m
Draft: 2.24 m
Displacement: 7420 kg
Crew weight: 700 kg
Wetted surface: 32.69 m²

Sails

Mainsail: 50.01 m²
Genoa: 42.11 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 140.6 m²

Design

Type: J-122
Builder: J Boats
Designer: Johnstone
Year built: 2006
Stability index: 124

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.

6,43.2,4.96592,52,5.55,60,5.88,75,6.38,90,6.64,110,6.44,120,6.12,135,5.46,143.9,4.962933,150,4.63
8,41.8,5.929098,52,6.64,60,6.95,75,7.4,90,7.61,110,7.51,120,7.31,135,6.77,146.9,6.016339,150,5.82
10,40.8,6.631483,52,7.33,60,7.54,75,7.76,90,8.03,110,8.02,120,7.93,135,7.64,148.6,6.97088,150,6.87
12,39.4,6.88465,52,7.6,60,7.8,75,7.99,90,8.28,110,8.44,120,8.41,135,8.13,150,7.59,150.7,7.545272
14,38.7,6.983326,52,7.71,60,7.92,75,8.2,90,8.47,110,8.89,120,8.91,135,8.62,150,7.97,152,7.837385
16,38.2,7.02418,52,7.77,60,7.99,75,8.35,90,8.67,110,9.29,120,9.28,135,9.19,150,8.29,173.6,7.426281
20,38.1,7.217877,52,7.9,60,8.09,75,8.49,90,9.04,110,9.84,120,10.24,135,10.57,150,9.07,176.6,8.164371

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.55	5.88	6.38	6.64	6.44	6.12	5.46	4.63
8	6.64	6.95	7.4	7.61	7.51	7.31	6.77	5.82
10	7.33	7.54	7.76	8.03	8.02	7.93	7.64	6.87
12	7.6	7.8	7.99	8.28	8.44	8.41	8.13	7.59
14	7.71	7.92	8.2	8.47	8.89	8.91	8.62	7.97
16	7.77	7.99	8.35	8.67	9.29	9.28	9.19	8.29
20	7.9	8.09	8.49	9.04	9.84	10.24	10.57	9.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.62	143.9°	4.01
8	41.8°	4.42	146.9°	5.04
10	40.8°	5.02	148.6°	5.95
12	39.4°	5.32	150.7°	6.58
14	38.7°	5.45	152°	6.92
16	38.2°	5.52	173.6°	7.38
20	38.1°	5.68	176.6°	8.15

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