ETREUS II — ORC Rating

GPH

650

OSN

629.7

LOA

11.98 m

Displacement

8801 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.596

Medium

0.8297

High

0.9955

Triple Offshore

Low

0.7803

Medium

1.0514

High

1.219

Boat Specifications

Dimensions

Length overall: 11.98 m
Beam: 4.01 m
Draft: 2.01 m
Displacement: 8801 kg
Crew weight: 430 kg
Wetted surface: 34.55 m²

Sails

Mainsail: 39.63 m²
Genoa: 34.69 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 111.75 m²

Design

Type: DUFOUR 412
Builder: DUFOUR
Designer: FELCI
Year built: 2015
Stability index: 123.7

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.

6,46.9,4.258908,52,4.6,60,4.96,75,5.25,90,5.57,110,5.59,120,5.41,135,4.9,144.8,4.405583,150,4.16
8,44.2,5.007598,52,5.56,60,5.91,75,6.23,90,6.73,110,6.79,120,6.61,135,6.06,147.5,5.406742,150,5.27
10,43.6,5.675448,52,6.3,60,6.69,75,7.1,90,7.49,110,7.55,120,7.45,135,7.04,147.5,6.36715,150,6.2
12,43.2,6.269131,52,6.94,60,7.24,75,7.53,90,7.88,110,7.98,120,7.91,135,7.64,148,7.122238,150,6.98
14,42.4,6.716723,52,7.35,60,7.57,75,7.75,90,8.12,110,8.35,120,8.3,135,8.03,149.6,7.478142,150,7.45
16,41.2,6.924371,52,7.57,60,7.78,75,7.98,90,8.26,110,8.72,120,8.72,135,8.42,150,7.77,170,6.965827
20,41.1,7.046521,52,7.69,60,7.94,75,8.33,90,8.52,110,9.33,120,9.56,135,9.27,150,8.32,176.3,7.726104

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.6	4.96	5.25	5.57	5.59	5.41	4.9	4.16
8	5.56	5.91	6.23	6.73	6.79	6.61	6.06	5.27
10	6.3	6.69	7.1	7.49	7.55	7.45	7.04	6.2
12	6.94	7.24	7.53	7.88	7.98	7.91	7.64	6.98
14	7.35	7.57	7.75	8.12	8.35	8.3	8.03	7.45
16	7.57	7.78	7.98	8.26	8.72	8.72	8.42	7.77
20	7.69	7.94	8.33	8.52	9.33	9.56	9.27	8.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.9°	2.91	144.8°	3.6
8	44.2°	3.59	147.5°	4.56
10	43.6°	4.11	147.5°	5.37
12	43.2°	4.57	148°	6.04
14	42.4°	4.96	149.6°	6.45
16	41.2°	5.21	170°	6.86
20	41.1°	5.31	176.3°	7.71

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