IMALIZARD — ORC Rating

GPH

516.9

OSN

504.1

LOA

12.2 m

Displacement

4769 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9099

Medium

1.1793

High

1.3602

Triple Offshore

Low

1.1692

Medium

1.4546

High

1.6546

Boat Specifications

Dimensions

Length overall: 12.2 m
Beam: 3.8 m
Draft: 3 m
Displacement: 4769 kg
Crew weight: 820 kg
Wetted surface: 30.17 m²

Sails

Mainsail: 62.94 m²
Genoa: 33.72 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 170.18 m²

Design

Type: welbourn 12M
Builder: Geoff Cruze
Designer: Hugh Welborn
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.

6,42,5.799677,52,6.53,60,6.91,75,7.2,90,7.14,110,7.13,120,6.92,135,6.19,141.9,5.692973,150,5.17
8,40.4,6.854547,52,7.63,60,7.86,75,8.02,90,8.01,110,8.17,120,8.11,135,7.68,143.8,7.001583,150,6.52
10,38.1,7.154339,52,7.98,60,8.22,75,8.51,90,8.55,110,8.69,120,8.87,135,8.43,149.8,7.613319,150,7.6
12,37.6,7.333177,52,8.13,60,8.41,75,8.92,90,9.17,110,9.14,120,9.48,135,9.28,150,8.39,152.6,8.154849
14,36.7,7.408556,52,8.22,60,8.53,75,9.17,90,9.71,110,9.63,120,9.96,135,10.31,149.1,9.101876,150,9.02
16,36.2,7.534447,52,8.35,60,8.64,75,9.33,90,10.09,110,10.19,120,10.59,135,11.42,146.2,10.313069,150,9.89
20,36.4,7.591064,52,8.49,60,8.92,75,9.68,90,10.48,110,11.65,120,11.88,135,13,144.2,13.303515,150,12.46

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.53	6.91	7.2	7.14	7.13	6.92	6.19	5.17
8	7.63	7.86	8.02	8.01	8.17	8.11	7.68	6.52
10	7.98	8.22	8.51	8.55	8.69	8.87	8.43	7.6
12	8.13	8.41	8.92	9.17	9.14	9.48	9.28	8.39
14	8.22	8.53	9.17	9.71	9.63	9.96	10.31	9.02
16	8.35	8.64	9.33	10.09	10.19	10.59	11.42	9.89
20	8.49	8.92	9.68	10.48	11.65	11.88	13	12.46

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	4.31	141.9°	4.48
8	40.4°	5.22	143.8°	5.65
10	38.1°	5.63	149.8°	6.58
12	37.6°	5.81	152.6°	7.24
14	36.7°	5.94	149.1°	7.81
16	36.2°	6.08	146.2°	8.57
20	36.4°	6.11	144.2°	10.79

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