Checkmate — ORC Rating

GPH

608.9

OSN

591.3

LOA

11.345 m

Displacement

6562 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7552

Medium

1.0215

High

1.1697

Triple Offshore

Low

0.9701

Medium

1.2515

High

1.3927

Boat Specifications

Dimensions

Length overall: 11.345 m
Beam: 3.47 m
Draft: 2.31 m
Displacement: 6562 kg
Crew weight: 765 kg
Wetted surface: 29.17 m²

Sails

Mainsail: 45.77 m²
Genoa: 35 m²
Spinnaker: 106.25 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-37
Builder: X YACHTS
Designer: JEPPESEN
Year built: 2004

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.

6,42.2,4.765089,52,5.34,60,5.62,75,5.85,90,5.78,110,5.82,120,5.66,135,5.14,144.9,4.620181,150,4.36
8,40.9,5.636013,52,6.36,60,6.65,75,6.85,90,6.91,110,7.01,120,6.86,135,6.32,149,5.529842,150,5.47
10,40.4,6.342426,52,7.02,60,7.21,75,7.36,90,7.45,110,7.58,120,7.5,135,7.18,150,6.46,151,6.402783
12,39.1,6.610429,52,7.3,60,7.48,75,7.64,90,7.67,110,7.96,120,7.91,135,7.64,150,7.2,157,6.876661
14,38.5,6.69556,52,7.4,60,7.6,75,7.85,90,7.94,110,8.26,120,8.34,135,8.04,150,7.62,174.3,6.984535
16,38.4,6.724568,52,7.44,60,7.65,75,7.99,90,8.21,110,8.48,120,8.76,135,8.49,150,7.99,180,7.45
20,38.6,6.896812,52,7.53,60,7.72,75,8.1,90,8.6,110,8.87,120,9.27,135,9.47,150,8.84,180,8.18

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.34	5.62	5.85	5.78	5.82	5.66	5.14	4.36
8	6.36	6.65	6.85	6.91	7.01	6.86	6.32	5.47
10	7.02	7.21	7.36	7.45	7.58	7.5	7.18	6.46
12	7.3	7.48	7.64	7.67	7.96	7.91	7.64	7.2
14	7.4	7.6	7.85	7.94	8.26	8.34	8.04	7.62
16	7.44	7.65	7.99	8.21	8.48	8.76	8.49	7.99
20	7.53	7.72	8.1	8.6	8.87	9.27	9.47	8.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.53	144.9°	3.78
8	40.9°	4.26	149°	4.74
10	40.4°	4.83	151°	5.6
12	39.1°	5.13	157°	6.33
14	38.5°	5.24	174.3°	6.95
16	38.4°	5.27	180°	7.45
20	38.6°	5.39	180°	8.18

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