BLUE KNIGHT — ORC Rating

GPH

623.2

OSN

604.8

LOA

10.73 m

Displacement

5305 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.663

Medium

0.8921

High

1.0193

Triple Offshore

Low

0.8499

Medium

1.0836

High

1.2001

Boat Specifications

Dimensions

Length overall: 10.73 m
Beam: 3.38 m
Draft: 1.99 m
Displacement: 5305 kg
Crew weight: 617 kg
Wetted surface: 26.21 m²

Sails

Mainsail: 35.55 m²
Genoa: 42.61 m²
Spinnaker: 83.73 m²
Asymmetric spinnaker: 0 m²

Design

Type: J 35C
Builder: TTPI
Designer: JOHNSTONE
Year built: 1990

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.

6,42.5,4.991337,52,5.56,60,5.82,75,5.98,90,5.84,110,5.51,120,5.34,135,4.81,144,4.338599,150,4.06
8,40.6,5.834542,52,6.47,60,6.65,75,6.76,90,6.7,110,6.62,120,6.48,135,5.96,148.9,5.232012,150,5.17
10,38.6,6.29542,52,6.92,60,7.06,75,7.16,90,7.16,110,7.21,120,7.13,135,6.79,150,6.12,152.1,6.00838
12,37.3,6.46156,52,7.12,60,7.27,75,7.41,90,7.45,110,7.58,120,7.54,135,7.28,150,6.84,157.6,6.511304
14,36.7,6.547966,52,7.21,60,7.38,75,7.59,90,7.69,110,7.89,120,7.91,135,7.67,150,7.29,170,6.71197
16,36.6,6.60175,52,7.27,60,7.44,75,7.71,90,7.9,110,8.14,120,8.24,135,8.05,150,7.65,177.7,7.105724
20,36.4,6.671688,52,7.33,60,7.53,75,7.87,90,8.2,110,8.49,120,8.87,135,8.85,150,8.37,178.6,7.792326
24,37.1,6.682682,52,7.33,60,7.56,75,7.98,90,8.4,110,8.7,120,9.33,135,10.03,150,9.25,178.2,8.484186

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	5.82	5.98	5.84	5.51	5.34	4.81	4.06
8	6.47	6.65	6.76	6.7	6.62	6.48	5.96	5.17
10	6.92	7.06	7.16	7.16	7.21	7.13	6.79	6.12
12	7.12	7.27	7.41	7.45	7.58	7.54	7.28	6.84
14	7.21	7.38	7.59	7.69	7.89	7.91	7.67	7.29
16	7.27	7.44	7.71	7.9	8.14	8.24	8.05	7.65
20	7.33	7.53	7.87	8.2	8.49	8.87	8.85	8.37
24	7.33	7.56	7.98	8.4	8.7	9.33	10.03	9.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.68	144°	3.51
8	40.6°	4.43	148.9°	4.48
10	38.6°	4.92	152.1°	5.31
12	37.3°	5.14	157.6°	6.02
14	36.7°	5.25	170°	6.61
16	36.6°	5.3	177.7°	7.1
20	36.4°	5.37	178.6°	7.79
24	37.1°	5.33	178.2°	8.48

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