NAUTILUS 41° 12° — ORC Rating

GPH

569.3

OSN

554.2

LOA

12.35 m

Displacement

6922 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7235

Medium

0.9647

High

1.0966

Triple Offshore

Low

0.9315

Medium

1.1848

High

1.3175

Boat Specifications

Dimensions

Length overall: 12.35 m
Beam: 3.65 m
Draft: 2.39 m
Displacement: 6922 kg
Crew weight: 750 kg
Wetted surface: 32.59 m²

Sails

Mainsail: 53.55 m²
Genoa: 45.98 m²
Spinnaker: 142.05 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-41 mod.
Builder: X Yachts
Designer: Jeppesen
Year built: 2007

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.

6,42.8,5.192647,52,5.81,60,6.15,75,6.43,90,6.38,110,6.23,120,6.1,135,5.53,143.2,5.070365,150,4.69
8,41.2,6.15352,52,6.92,60,7.21,75,7.4,90,7.38,110,7.48,120,7.37,135,6.84,147,6.057206,150,5.86
10,40.1,6.758864,52,7.5,60,7.71,75,7.87,90,7.88,110,8.06,120,8.01,135,7.7,150,6.928203
12,39,6.922766,52,7.69,60,7.91,75,8.16,90,8.23,110,8.43,120,8.52,135,8.2,150,7.68,156,7.388795
14,38.6,6.999177,52,7.78,60,8,75,8.35,90,8.57,110,8.7,120,9.02,135,8.74,150,8.16,170,7.463386
16,38.6,7.114337,52,7.82,60,8.05,75,8.46,90,8.86,110,9,120,9.36,135,9.34,150,8.64,180,7.89
20,39,7.244456,52,7.95,60,8.2,75,8.57,90,9.2,110,9.5,120,9.98,135,10.82,150,9.79,180,8.8

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.81	6.15	6.43	6.38	6.23	6.1	5.53	4.69
8	6.92	7.21	7.4	7.38	7.48	7.37	6.84	5.86
10	7.5	7.71	7.87	7.88	8.06	8.01	7.7	6.93
12	7.69	7.91	8.16	8.23	8.43	8.52	8.2	7.68
14	7.78	8	8.35	8.57	8.7	9.02	8.74	8.16
16	7.82	8.05	8.46	8.86	9	9.36	9.34	8.64
20	7.95	8.2	8.57	9.2	9.5	9.98	10.82	9.79

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.81	143.2°	4.06
8	41.2°	4.63	147°	5.08
10	40.1°	5.17	150°	6
12	39°	5.38	156°	6.75
14	38.6°	5.47	170°	7.35
16	38.6°	5.56	180°	7.89
20	39°	5.63	180°	8.8

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