Checkmate XX — ORC Rating

GPH

542.2

OSN

524.1

LOA

15 m

Displacement

12974 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7387

Medium

1.0181

High

1.1709

Triple Offshore

Low

0.9537

Medium

1.2564

High

1.4162

Boat Specifications

Dimensions

Length overall: 15 m
Beam: 4.36 m
Draft: 2.79 m
Displacement: 12974 kg
Crew weight: 900 kg
Wetted surface: 46.43 m²

Sails

Mainsail: 72.67 m²
Genoa: 52.88 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 204.97 m²

Design

Type: First 50
Builder: Beneteau
Designer: Philippe Briand
Year built: 2006

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.

6,43.5,5.293818,52,5.89,60,6.24,75,6.5,90,6.38,110,6.5,120,6.36,135,5.7,142.6,5.223972,150,4.8
8,41.4,6.292401,52,7.05,60,7.36,75,7.59,90,7.66,110,7.84,120,7.73,135,7.15,145.7,6.379386,150,6.09
10,40,7.036145,52,7.83,60,8.07,75,8.23,90,8.4,110,8.61,120,8.53,135,8.15,147.8,7.397838,150,7.23
12,38.5,7.475005,52,8.29,60,8.48,75,8.64,90,8.76,110,9.1,120,9.06,135,8.75,150,8.1,150.4,8.073653
14,37.6,7.699205,52,8.54,60,8.74,75,8.94,90,8.98,110,9.51,120,9.55,135,9.25,150,8.61,150.7,8.565833
16,37.3,7.844385,52,8.68,60,8.92,75,9.19,90,9.28,110,9.81,120,10.03,135,9.75,150,8.98,151.1,8.886711
20,37.1,7.98662,52,8.82,60,9.09,75,9.53,90,9.83,110,10.3,120,10.85,135,10.93,150,9.68,175.7,8.754643
24,37.4,8.043659,52,8.88,60,9.18,75,9.71,90,10.24,110,10.76,120,11.56,135,12.71,150,10.52,175.7,9.486704

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.89	6.24	6.5	6.38	6.5	6.36	5.7	4.8
8	7.05	7.36	7.59	7.66	7.84	7.73	7.15	6.09
10	7.83	8.07	8.23	8.4	8.61	8.53	8.15	7.23
12	8.29	8.48	8.64	8.76	9.1	9.06	8.75	8.1
14	8.54	8.74	8.94	8.98	9.51	9.55	9.25	8.61
16	8.68	8.92	9.19	9.28	9.81	10.03	9.75	8.98
20	8.82	9.09	9.53	9.83	10.3	10.85	10.93	9.68
24	8.88	9.18	9.71	10.24	10.76	11.56	12.71	10.52

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.84	142.6°	4.15
8	41.4°	4.72	145.7°	5.27
10	40°	5.39	147.8°	6.26
12	38.5°	5.85	150.4°	7.02
14	37.6°	6.1	150.7°	7.47
16	37.3°	6.24	151.1°	7.78
20	37.1°	6.37	175.7°	8.73
24	37.4°	6.39	175.7°	9.46

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