Stark Raving Mad IX — ORC Rating

GPH

445.5

OSN

437.9

LOA

14.3 m

Displacement

5917 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9087

Medium

1.1834

High

1.4095

Triple Offshore

Low

1.1936

Medium

1.4992

High

1.7473

Boat Specifications

Dimensions

Length overall: 14.3 m
Beam: 4.31 m
Draft: 3.42 m
Displacement: 5917 kg
Crew weight: 1050 kg
Wetted surface: 39.55 m²

Sails

Mainsail: 82.15 m²
Genoa: 58.9 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 247.73 m²

Design

Type: Carkeek 47
Builder: Premier Comp Tech
Designer: Carkeek
Year built: 2013
Stability index: 136.9

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.

6,44.1,6.948638,52,7.72,60,8.24,75,8.71,90,8.93,110,8.69,120,8.29,135,6.79,141.2,6.287388,150,5.66
8,40.6,7.757438,52,8.62,60,8.96,75,9.5,90,9.83,110,9.75,120,9.17,135,8.5,142.4,7.926394,150,7.25
10,38.4,8.077138,52,8.99,60,9.36,75,10.15,90,10.73,110,10.9,120,10.25,135,9.53,148.8,8.557758,150,8.45
12,37.2,8.235723,52,9.22,60,9.72,75,10.62,90,11.36,110,11.8,120,11.56,135,10.83,150,9.38,151,9.295469
14,36,8.380541,52,9.44,60,10.03,75,11.04,90,11.89,110,12.52,120,12.83,135,12.26,143.8,11.301671,150,10.54
16,35.4,8.489466,52,9.76,60,10.24,75,11.38,90,12.36,110,13.45,120,13.8,135,13.35,143.8,12.838302,150,11.96
20,35.4,8.58761,52,10.02,60,10.67,75,11.85,90,12.53,110,14.78,120,15.49,135,15.31,145.2,16.135923,150,15.29

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	7.72	8.24	8.71	8.93	8.69	8.29	6.79	5.66
8	8.62	8.96	9.5	9.83	9.75	9.17	8.5	7.25
10	8.99	9.36	10.15	10.73	10.9	10.25	9.53	8.45
12	9.22	9.72	10.62	11.36	11.8	11.56	10.83	9.38
14	9.44	10.03	11.04	11.89	12.52	12.83	12.26	10.54
16	9.76	10.24	11.38	12.36	13.45	13.8	13.35	11.96
20	10.02	10.67	11.85	12.53	14.78	15.49	15.31	15.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	4.99	141.2°	4.9
8	40.6°	5.89	142.4°	6.28
10	38.4°	6.33	148.8°	7.32
12	37.2°	6.56	151°	8.13
14	36°	6.78	143.8°	9.12
16	35.4°	6.92	143.8°	10.36
20	35.4°	7	145.2°	13.25

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