DJ — ORC Rating | RegattaPages

GPH

617

OSN

597.8

LOA

10.57 m

Displacement

3900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7388

Medium

1.003

High

1.142

Triple Offshore

Low

0.9525

Medium

1.2367

High

1.3895

Boat Specifications

Dimensions

Length overall: 10.57 m
Beam: 3.35 m
Draft: 2.01 m
Displacement: 3900 kg
Crew weight: 633 kg
Wetted surface: 24.16 m²

Sails

Mainsail: 32.86 m²
Genoa: 26.64 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 89.21 m²

Design

Type: J-105
Builder: T.P.I.
Designer: R Johnstone
Year built: 1992

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.

6,42.5,4.570872,52,5.12,60,5.4,75,5.62,90,5.77,110,5.85,120,5.7,135,5.14,144.2,4.648216,150,4.35
8,41.1,5.467357,52,6.17,60,6.45,75,6.64,90,6.91,110,7,120,6.87,135,6.36,147.7,5.61956,150,5.48
10,40.2,6.192753,52,6.85,60,7.03,75,7.16,90,7.38,110,7.55,120,7.46,135,7.15,149.1,6.526313,150,6.46
12,38.1,6.48084,52,7.15,60,7.32,75,7.49,90,7.6,110,8.03,120,8,135,7.62,150,7.09,150.5,7.054587
14,37.6,6.613743,52,7.28,60,7.49,75,7.76,90,7.84,110,8.44,120,8.57,135,8.16,150,7.42,152.2,7.302893
16,37.4,6.671579,52,7.35,60,7.59,75,7.99,90,8.19,110,8.74,120,9.14,135,8.77,150,7.79,176.6,7.022361
20,36.8,6.756323,52,7.43,60,7.66,75,8.21,90,8.76,110,9.31,120,9.96,135,10.36,150,8.83,177.2,7.759263

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.4	5.62	5.77	5.85	5.7	5.14	4.35
8	6.17	6.45	6.64	6.91	7	6.87	6.36	5.48
10	6.85	7.03	7.16	7.38	7.55	7.46	7.15	6.46
12	7.15	7.32	7.49	7.6	8.03	8	7.62	7.09
14	7.28	7.49	7.76	7.84	8.44	8.57	8.16	7.42
16	7.35	7.59	7.99	8.19	8.74	9.14	8.77	7.79
20	7.43	7.66	8.21	8.76	9.31	9.96	10.36	8.83

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.37	144.2°	3.77
8	41.1°	4.12	147.7°	4.75
10	40.2°	4.73	149.1°	5.6
12	38.1°	5.1	150.5°	6.14
14	37.6°	5.24	152.2°	6.46
16	37.4°	5.3	176.6°	7.01
20	36.8°	5.41	177.2°	7.75

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