Connect Yachtbrokers — ORC Rating

GPH

624

OSN

605.3

LOA

10.57 m

Displacement

4115 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.647

Medium

0.8798

High

1.0041

Triple Offshore

Low

0.8376

Medium

1.0867

High

1.2198

Boat Specifications

Dimensions

Length overall: 10.57 m
Beam: 3.35 m
Draft: 2.02 m
Displacement: 4115 kg
Crew weight: 660 kg
Wetted surface: 25.11 m²

Sails

Mainsail: 32 m²
Genoa: 27.33 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 98.96 m²

Design

Type: J-105
Builder: TPI
Designer: 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.

6,42.8,4.552084,52,5.13,60,5.42,75,5.64,90,5.74,110,5.82,120,5.65,135,5.05,144,4.561091,150,4.26
8,41.2,5.42254,52,6.11,60,6.41,75,6.63,90,6.84,110,6.95,120,6.83,135,6.27,147.5,5.513454,150,5.37
10,40.5,6.141456,52,6.78,60,6.97,75,7.12,90,7.31,110,7.48,120,7.4,135,7.09,148,6.473689,150,6.34
12,38.2,6.413381,52,7.09,60,7.25,75,7.41,90,7.53,110,7.94,120,7.91,135,7.56,150,7.020579
14,37.5,6.529247,52,7.21,60,7.41,75,7.66,90,7.75,110,8.34,120,8.47,135,8.08,150,7.35,152,7.237123
16,37.1,6.569842,52,7.27,60,7.49,75,7.87,90,8.07,110,8.62,120,9.01,135,8.67,150,7.69,176,6.956947
20,36.8,6.681392,52,7.36,60,7.56,75,8.06,90,8.6,110,9.18,120,9.8,135,10.18,150,8.7,177,7.670512

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.13	5.42	5.64	5.74	5.82	5.65	5.05	4.26
8	6.11	6.41	6.63	6.84	6.95	6.83	6.27	5.37
10	6.78	6.97	7.12	7.31	7.48	7.4	7.09	6.34
12	7.09	7.25	7.41	7.53	7.94	7.91	7.56	7.02
14	7.21	7.41	7.66	7.75	8.34	8.47	8.08	7.35
16	7.27	7.49	7.87	8.07	8.62	9.01	8.67	7.69
20	7.36	7.56	8.06	8.6	9.18	9.8	10.18	8.7

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.34	144°	3.69
8	41.2°	4.08	147.5°	4.65
10	40.5°	4.67	148°	5.49
12	38.2°	5.04	150°	6.08
14	37.5°	5.18	152°	6.39
16	37.1°	5.24	176°	6.94
20	36.8°	5.35	177°	7.66

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