The Black Prince — ORC Rating

GPH

584.2

OSN

567.4

LOA

12.244 m

Displacement

7872 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6984

Medium

0.946

High

1.088

Triple Offshore

Low

0.899

Medium

1.1582

High

1.2938

Boat Specifications

Dimensions

Length overall: 12.244 m
Beam: 4.08 m
Draft: 2.45 m
Displacement: 7872 kg
Crew weight: 808 kg
Wetted surface: 35.49 m²

Sails

Mainsail: 46.37 m²
Genoa: 61.11 m²
Spinnaker: 124.76 m²
Asymmetric spinnaker: 0 m²

Design

Type: C&C 121
Builder: Fairport Marine
Designer: Tim Jacket
Year built: 1999

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.

6,42,5.126861,52,5.76,60,6.07,75,6.32,90,6.26,110,5.86,120,5.7,135,5.16,144,4.684698,150,4.37
8,40.9,6.072606,52,6.82,60,7.08,75,7.25,90,7.22,110,7.08,120,6.93,135,6.36,148.5,5.58266,150,5.5
10,39.8,6.755319,52,7.43,60,7.59,75,7.71,90,7.71,110,7.75,120,7.66,135,7.29,150,6.49,151,6.42565
12,38.2,6.986005,52,7.67,60,7.83,75,8,90,8.03,110,8.17,120,8.1,135,7.82,150,7.3,155,7.039551
14,37.1,7.04628,52,7.76,60,7.95,75,8.22,90,8.32,110,8.56,120,8.56,135,8.23,150,7.79,168,7.166608
16,36.8,7.106004,52,7.81,60,8.01,75,8.35,90,8.61,110,8.83,120,9.02,135,8.69,150,8.17,180,7.57
20,36.8,7.130981,52,7.83,60,8.06,75,8.48,90,8.99,110,9.28,120,9.72,135,9.73,150,9.04,180,8.33

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.76	6.07	6.32	6.26	5.86	5.7	5.16	4.37
8	6.82	7.08	7.25	7.22	7.08	6.93	6.36	5.5
10	7.43	7.59	7.71	7.71	7.75	7.66	7.29	6.49
12	7.67	7.83	8	8.03	8.17	8.1	7.82	7.3
14	7.76	7.95	8.22	8.32	8.56	8.56	8.23	7.79
16	7.81	8.01	8.35	8.61	8.83	9.02	8.69	8.17
20	7.83	8.06	8.48	8.99	9.28	9.72	9.73	9.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.81	144°	3.79
8	40.9°	4.59	148.5°	4.76
10	39.8°	5.19	151°	5.62
12	38.2°	5.49	155°	6.38
14	37.1°	5.62	168°	7.01
16	36.8°	5.69	180°	7.57
20	36.8°	5.71	180°	8.33

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