BRAINSTORM — ORC Rating

GPH

603.5

OSN

586.2

LOA

12.512 m

Displacement

8013 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6837

Medium

0.9164

High

1.049

Triple Offshore

Low

0.8769

Medium

1.1189

High

1.2401

Boat Specifications

Dimensions

Length overall: 12.512 m
Beam: 3.92 m
Draft: 2.08 m
Displacement: 8013 kg
Crew weight: 780 kg
Wetted surface: 31.72 m²

Sails

Mainsail: 41.01 m²
Genoa: 57.14 m²
Spinnaker: 117.54 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-412
Builder: X-Yachts
Designer: N. Jeppesen
Year built: 1990
Stability index: 116.5

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.

6,42.9,5.132805,52,5.7,60,5.98,75,6.15,90,6.01,110,5.69,120,5.54,135,5.02,144.2,4.524921,150,4.24
8,40.8,5.957767,52,6.64,60,6.86,75,6.99,90,6.92,110,6.85,120,6.72,135,6.2,149.3,5.419536,150,5.38
10,39.4,6.470535,52,7.15,60,7.31,75,7.43,90,7.42,110,7.49,120,7.42,135,7.07,150,6.36,152,6.251787
12,38.4,6.673528,52,7.39,60,7.56,75,7.7,90,7.73,110,7.87,120,7.85,135,7.6,150,7.12,156.8,6.799869
14,38.2,6.807855,52,7.51,60,7.69,75,7.9,90,7.97,110,8.17,120,8.2,135,7.98,150,7.6,166.4,7.047608
16,37.8,6.872069,52,7.58,60,7.77,75,8.03,90,8.17,110,8.42,120,8.52,135,8.34,150,7.96,177.2,7.378809
20,37.8,6.948004,52,7.64,60,7.85,75,8.19,90,8.49,110,8.74,120,9.09,135,9.09,150,8.65,179,8.081231

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.7	5.98	6.15	6.01	5.69	5.54	5.02	4.24
8	6.64	6.86	6.99	6.92	6.85	6.72	6.2	5.38
10	7.15	7.31	7.43	7.42	7.49	7.42	7.07	6.36
12	7.39	7.56	7.7	7.73	7.87	7.85	7.6	7.12
14	7.51	7.69	7.9	7.97	8.17	8.2	7.98	7.6
16	7.58	7.77	8.03	8.17	8.42	8.52	8.34	7.96
20	7.64	7.85	8.19	8.49	8.74	9.09	9.09	8.65

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.76	144.2°	3.67
8	40.8°	4.51	149.3°	4.66
10	39.4°	5	152°	5.52
12	38.4°	5.23	156.8°	6.25
14	38.2°	5.35	166.4°	6.85
16	37.8°	5.43	177.2°	7.37
20	37.8°	5.49	179°	8.08

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