GRIEL — ORC Rating | RegattaPages

GPH

616.9

OSN

598.9

LOA

11.785 m

Displacement

8092 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6466

Medium

0.8877

High

1.0342

Triple Offshore

Low

0.8396

Medium

1.1022

High

1.2429

Boat Specifications

Dimensions

Length overall: 11.785 m
Beam: 3.79 m
Draft: 1.98 m
Displacement: 8092 kg
Crew weight: 790 kg
Wetted surface: 33.37 m²

Sails

Mainsail: 47.16 m²
Genoa: 38.85 m²
Spinnaker: 102.72 m²
Asymmetric spinnaker: 88.72 m²

Design

Type: Dehler 39
Builder: Dehler
Designer: Judel & Vrolijk
Year built: 1998

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.

6,43.5,4.645877,52,5.22,60,5.56,75,5.84,90,5.78,110,5.73,120,5.55,135,5.03,145,4.468035,150,4.23
8,42,5.490182,52,6.2,60,6.55,75,6.84,90,6.86,110,6.94,120,6.77,135,6.17,149,5.401513,150,5.34
10,42,6.243736,52,6.94,60,7.21,75,7.4,90,7.53,110,7.61,120,7.52,135,7.12,150,6.31,151,6.254147
12,40.9,6.654729,52,7.34,60,7.54,75,7.72,90,7.88,110,8,120,7.93,135,7.66,150,7.14,155,6.874044
14,40.1,6.798084,52,7.51,60,7.73,75,7.94,90,8.06,110,8.36,120,8.31,135,8.02,150,7.64,170,6.986135
16,39.9,6.869447,52,7.58,60,7.81,75,8.12,90,8.26,110,8.74,120,8.73,135,8.41,150,7.98,180,7.45
20,39.8,6.937543,52,7.63,60,7.87,75,8.3,90,8.73,110,9.21,120,9.51,135,9.31,150,8.74,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.22	5.56	5.84	5.78	5.73	5.55	5.03	4.23
8	6.2	6.55	6.84	6.86	6.94	6.77	6.17	5.34
10	6.94	7.21	7.4	7.53	7.61	7.52	7.12	6.31
12	7.34	7.54	7.72	7.88	8	7.93	7.66	7.14
14	7.51	7.73	7.94	8.06	8.36	8.31	8.02	7.64
16	7.58	7.81	8.12	8.26	8.74	8.73	8.41	7.98
20	7.63	7.87	8.3	8.73	9.21	9.51	9.31	8.74

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.37	145°	3.66
8	42°	4.08	149°	4.63
10	42°	4.64	151°	5.47
12	40.9°	5.03	155°	6.23
14	40.1°	5.2	170°	6.88
16	39.9°	5.27	180°	7.45
20	39.8°	5.33	180°	8.15

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