Machbuster — ORC Rating

GPH

574.8

OSN

562.8

LOA

12.28 m

Displacement

8368 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7163

Medium

0.9428

High

1.0591

Triple Offshore

Low

0.932

Medium

1.1698

High

1.2876

Boat Specifications

Dimensions

Length overall: 12.28 m
Beam: 3.88 m
Draft: 2.38 m
Displacement: 8368 kg
Crew weight: 600 kg
Wetted surface: 34.19 m²

Sails

Mainsail: 54.12 m²
Genoa: 42.09 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 147.83 m²

Design

Type: Elan 410
Builder: Elan Marine
Designer: Rob Humphreys
Year built: 2006
Stability index: 124.4

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.

6,44.2,5.300521,52,5.87,60,6.28,75,6.71,90,6.78,110,6.21,120,6.07,135,5.47,143.8,4.981658,150,4.64
8,42.6,6.167665,52,6.92,60,7.28,75,7.59,90,7.64,110,7.44,120,7.33,135,6.78,146.9,6.016339,150,5.82
10,40.6,6.598432,52,7.36,60,7.65,75,7.95,90,8.02,110,8.01,120,7.96,135,7.66,148.2,7.000884,150,6.87
12,39.6,6.852575,52,7.59,60,7.8,75,8.13,90,8.3,110,8.35,120,8.4,135,8.14,150,7.61,150.5,7.571617
14,39.1,6.958347,52,7.7,60,7.91,75,8.23,90,8.55,110,8.74,120,8.86,135,8.61,150,7.99,152,7.84871
16,38.8,7.005946,52,7.75,60,7.98,75,8.34,90,8.72,110,9.1,120,9.22,135,9.15,150,8.3,173.6,7.456469
20,38.5,7.130005,52,7.86,60,8.06,75,8.46,90,8.98,110,9.58,120,10.13,135,10.39,150,9.05,176.6,8.194424

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.87	6.28	6.71	6.78	6.21	6.07	5.47	4.64
8	6.92	7.28	7.59	7.64	7.44	7.33	6.78	5.82
10	7.36	7.65	7.95	8.02	8.01	7.96	7.66	6.87
12	7.59	7.8	8.13	8.3	8.35	8.4	8.14	7.61
14	7.7	7.91	8.23	8.55	8.74	8.86	8.61	7.99
16	7.75	7.98	8.34	8.72	9.1	9.22	9.15	8.3
20	7.86	8.06	8.46	8.98	9.58	10.13	10.39	9.05

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.8	143.8°	4.02
8	42.6°	4.54	146.9°	5.04
10	40.6°	5.01	148.2°	5.95
12	39.6°	5.28	150.5°	6.59
14	39.1°	5.4	152°	6.93
16	38.8°	5.46	173.6°	7.41
20	38.5°	5.58	176.6°	8.18

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