Toermalijn — ORC Rating

GPH

641.6

OSN

621.9

LOA

11.98 m

Displacement

6156 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6205

Medium

0.8551

High

1.0038

Triple Offshore

Low

0.8043

Medium

1.0602

High

1.2044

Boat Specifications

Dimensions

Length overall: 11.98 m
Beam: 3.85 m
Draft: 1.85 m
Displacement: 6156 kg
Crew weight: 676 kg
Wetted surface: 27.88 m²

Sails

Mainsail: 29.53 m²
Genoa: 40.15 m²
Spinnaker: 96.8 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour Classic 38
Builder: Dufour Yachts
Designer: Poncin
Year built: 1978

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.

6,43.9,4.441045,52,4.96,60,5.3,75,5.56,90,5.5,110,5.47,120,5.34,135,4.86,146,4.306198,150,4.12
8,42.4,5.227127,52,5.9,60,6.25,75,6.54,90,6.5,110,6.66,120,6.52,135,6,150,5.196152
10,42.4,5.944842,52,6.61,60,6.89,75,7.09,90,7.17,110,7.33,120,7.25,135,6.91,150,6.143007
12,41.2,6.392749,52,7.03,60,7.22,75,7.39,90,7.53,110,7.72,120,7.67,135,7.42,150,6.94,155,6.697504
14,40.1,6.601986,52,7.25,60,7.43,75,7.62,90,7.72,110,8.09,120,8.06,135,7.79,150,7.41,170,6.78305
16,40.1,6.732718,52,7.35,60,7.57,75,7.83,90,7.93,110,8.43,120,8.47,135,8.19,150,7.75,180,7.21
20,40.5,6.772698,52,7.4,60,7.65,75,8.12,90,8.41,110,8.86,120,9.22,135,9.04,150,8.49,180,7.89

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.96	5.3	5.56	5.5	5.47	5.34	4.86	4.12
8	5.9	6.25	6.54	6.5	6.66	6.52	6	5.19
10	6.61	6.89	7.09	7.17	7.33	7.25	6.91	6.15
12	7.03	7.22	7.39	7.53	7.72	7.67	7.42	6.94
14	7.25	7.43	7.62	7.72	8.09	8.06	7.79	7.41
16	7.35	7.57	7.83	7.93	8.43	8.47	8.19	7.75
20	7.4	7.65	8.12	8.41	8.86	9.22	9.04	8.49

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.2	146°	3.57
8	42.4°	3.86	150°	4.5
10	42.4°	4.39	150°	5.32
12	41.2°	4.81	155°	6.07
14	40.1°	5.05	170°	6.68
16	40.1°	5.15	180°	7.21
20	40.5°	5.15	180°	7.89

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