SHOWTIME — ORC Rating

GPH

508.2

OSN

494

LOA

12.15 m

Displacement

4410 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9111

Medium

1.1986

High

1.3945

Triple Offshore

Low

1.1727

Medium

1.4865

High

1.7096

Boat Specifications

Dimensions

Length overall: 12.15 m
Beam: 4.2 m
Draft: 2.95 m
Displacement: 4410 kg
Crew weight: 803 kg
Wetted surface: 30.13 m²

Sails

Mainsail: 56.89 m²
Genoa: 41.29 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 179.35 m²

Design

Type: KER 40
Builder: McConaughy Yachts
Designer: Jason Ker
Year built: 2011

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.

6,42.6,5.800865,52,6.52,60,6.91,75,7.23,90,7.17,110,7.14,120,6.94,135,6.21,142.2,5.682429,150,5.19
8,40.9,6.919331,52,7.69,60,7.92,75,8.09,90,8.07,110,8.26,120,8.19,135,7.75,143.7,7.07259,150,6.58
10,38.6,7.344657,52,8.14,60,8.4,75,8.69,90,8.69,110,8.97,120,9.09,135,8.56,149.7,7.702148,150,7.68
12,37.4,7.489792,52,8.34,60,8.69,75,9.26,90,9.42,110,9.49,120,9.86,135,9.51,150,8.5,152,8.301738
14,36.9,7.565482,52,8.45,60,8.86,75,9.58,90,10.1,110,10.04,120,10.43,135,10.68,148.6,9.372611,150,9.24
16,36,7.6389,52,8.55,60,8.97,75,9.77,90,10.59,110,10.67,120,11.13,135,11.95,145.4,10.800155,150,10.26
20,36.5,7.750136,52,8.79,60,9.3,75,10.06,90,11.1,110,12.16,120,12.48,135,13.79,143.6,14.014271,150,13.02

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.52	6.91	7.23	7.17	7.14	6.94	6.21	5.19
8	7.69	7.92	8.09	8.07	8.26	8.19	7.75	6.58
10	8.14	8.4	8.69	8.69	8.97	9.09	8.56	7.68
12	8.34	8.69	9.26	9.42	9.49	9.86	9.51	8.5
14	8.45	8.86	9.58	10.1	10.04	10.43	10.68	9.24
16	8.55	8.97	9.77	10.59	10.67	11.13	11.95	10.26
20	8.79	9.3	10.06	11.1	12.16	12.48	13.79	13.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	4.27	142.2°	4.49
8	40.9°	5.23	143.7°	5.7
10	38.6°	5.74	149.7°	6.65
12	37.4°	5.95	152°	7.33
14	36.9°	6.05	148.6°	8
16	36°	6.18	145.4°	8.89
20	36.5°	6.23	143.6°	11.28

Loading polar chart…