Lumen Maris — ORC Rating

GPH

682.4

OSN

660.5

LOA

10.53 m

Displacement

6410 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5765

Medium

0.8004

High

0.9604

Triple Offshore

Low

0.7479

Medium

0.9995

High

1.15

Boat Specifications

Dimensions

Length overall: 10.53 m
Beam: 3.66 m
Draft: 1.71 m
Displacement: 6410 kg
Crew weight: 400 kg
Wetted surface: 27.22 m²

Sails

Mainsail: 29.16 m²
Genoa: 28.8 m²
Spinnaker: 75.95 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 365 GL
Builder: Dufour Yachts
Designer: Umberto Felci
Year built: 2005

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.

6,45,4.157788,52,4.58,60,4.88,75,5.12,90,5.08,110,5.19,120,5.04,135,4.56,146,4.016706,150,3.85
8,42.9,4.873435,52,5.44,60,5.75,75,6.01,90,6.12,110,6.28,120,6.12,135,5.6,150,4.89,150.5,4.860082
10,42,5.436356,52,6.11,60,6.44,75,6.69,90,6.9,110,7.02,120,6.92,135,6.52,150,5.78,152,5.674176
12,41.8,5.982755,52,6.64,60,6.88,75,7.06,90,7.28,110,7.4,120,7.34,135,7.09,150,6.58,155,6.322355
14,40.9,6.323977,52,6.94,60,7.13,75,7.29,90,7.48,110,7.71,120,7.65,135,7.43,150,7.09,170,6.468268
16,40.1,6.445107,52,7.09,60,7.28,75,7.48,90,7.58,110,8.02,120,7.99,135,7.75,150,7.41,180,6.92
20,40.1,6.484326,52,7.16,60,7.39,75,7.74,90,7.95,110,8.44,120,8.69,135,8.46,150,8.01,180,7.56

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.58	4.88	5.12	5.08	5.19	5.04	4.56	3.85
8	5.44	5.75	6.01	6.12	6.28	6.12	5.6	4.89
10	6.11	6.44	6.69	6.9	7.02	6.92	6.52	5.78
12	6.64	6.88	7.06	7.28	7.4	7.34	7.09	6.58
14	6.94	7.13	7.29	7.48	7.71	7.65	7.43	7.09
16	7.09	7.28	7.48	7.58	8.02	7.99	7.75	7.41
20	7.16	7.39	7.74	7.95	8.44	8.69	8.46	8.01

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.94	146°	3.33
8	42.9°	3.57	150.5°	4.23
10	42°	4.04	152°	5.01
12	41.8°	4.46	155°	5.73
14	40.9°	4.78	170°	6.37
16	40.1°	4.93	180°	6.92
20	40.1°	4.96	180°	7.56

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