Ocean Essence — ORC Rating

GPH

600

OSN

579

LOA

15.1 m

Displacement

15185 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6314

Medium

0.9014

High

1.0957

Triple Offshore

Low

0.8279

Medium

1.147

High

1.3506

Boat Specifications

Dimensions

Length overall: 15.1 m
Beam: 4.8 m
Draft: 2.31 m
Displacement: 15185 kg
Crew weight: 1090 kg
Wetted surface: 53.02 m²

Sails

Mainsail: 56.52 m²
Genoa: 54.89 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 142.56 m²

Design

Type: Dufour 512 GL
Builder: Dufour Yachts
Designer: Umberto Felci
Year built: 2016
Stability index: 119.8

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.

6,46.6,4.55546,52,4.97,60,5.39,75,5.72,90,5.74,110,5.81,120,5.63,135,5.05,143.4,4.596313,150,4.26
8,44.8,5.53856,52,6.11,60,6.52,75,6.86,90,7.03,110,7.17,120,6.96,135,6.35,146.9,5.658224,150,5.47
10,43.6,6.283039,52,6.98,60,7.41,75,7.75,90,8.06,110,8.21,120,8.04,135,7.45,147.5,6.687286,150,6.51
12,43,6.93235,52,7.71,60,8.06,75,8.33,90,8.67,110,8.79,120,8.69,135,8.29,147.5,7.612124,150,7.42
14,42.3,7.46318,52,8.19,60,8.47,75,8.68,90,9.02,110,9.21,120,9.12,135,8.8,148.4,8.230337,150,8.1
16,41.2,7.708513,52,8.47,60,8.72,75,8.94,90,9.22,110,9.65,120,9.57,135,9.21,150,8.54,150.2,8.52765
20,40.6,7.82329,52,8.66,60,8.94,75,9.37,90,9.56,110,10.44,120,10.59,135,10.15,150,9.15,174.5,8.408712

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.97	5.39	5.72	5.74	5.81	5.63	5.05	4.26
8	6.11	6.52	6.86	7.03	7.17	6.96	6.35	5.47
10	6.98	7.41	7.75	8.06	8.21	8.04	7.45	6.51
12	7.71	8.06	8.33	8.67	8.79	8.69	8.29	7.42
14	8.19	8.47	8.68	9.02	9.21	9.12	8.8	8.1
16	8.47	8.72	8.94	9.22	9.65	9.57	9.21	8.54
20	8.66	8.94	9.37	9.56	10.44	10.59	10.15	9.15

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.6°	3.13	143.4°	3.69
8	44.8°	3.93	146.9°	4.74
10	43.6°	4.55	147.5°	5.64
12	43°	5.07	147.5°	6.42
14	42.3°	5.52	148.4°	7.01
16	41.2°	5.8	150.2°	7.4
20	40.6°	5.94	174.5°	8.37

Loading polar chart…