GRIEL — ORC Rating | RegattaPages

GPH

609.5

OSN

591.2

LOA

11.785 m

Displacement

8092 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6595

Medium

0.9025

High

1.0435

Triple Offshore

Low

0.854

Medium

1.1145

High

1.2504

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: 33.43 m²

Sails

Mainsail: 47.16 m²
Genoa: 47.37 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.

6,44.3,4.960229,52,5.48,60,5.8,75,6.02,90,5.89,110,5.68,120,5.49,135,4.93,143.4,4.459295,150,4.13
8,42.2,5.831497,52,6.48,60,6.76,75,6.95,90,6.89,110,6.88,120,6.71,135,6.13,148.2,5.388916,150,5.29
10,40.6,6.400874,52,7.1,60,7.31,75,7.47,90,7.48,110,7.59,120,7.48,135,7.05,150,6.28,151.4,6.20741
12,39.7,6.706528,52,7.42,60,7.61,75,7.79,90,7.85,110,8.02,120,7.95,135,7.64,150,7.09,155.8,6.79735
14,39.1,6.816603,52,7.56,60,7.78,75,8.01,90,8.1,110,8.39,120,8.34,135,8.05,150,7.63,163.9,7.119222
16,38.9,6.900157,52,7.64,60,7.86,75,8.18,90,8.35,110,8.74,120,8.73,135,8.45,150,8.02,176.3,7.415457
20,38.9,6.964404,52,7.71,60,7.96,75,8.37,90,8.74,110,9.23,120,9.47,135,9.29,150,8.79,178.6,8.17244
24,39.7,6.966471,52,7.72,60,7.99,75,8.49,90,8.98,110,9.58,120,10.2,135,10.3,150,9.64,178.1,8.89489

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.48	5.8	6.02	5.89	5.68	5.49	4.93	4.13
8	6.48	6.76	6.95	6.89	6.88	6.71	6.13	5.29
10	7.1	7.31	7.47	7.48	7.59	7.48	7.05	6.28
12	7.42	7.61	7.79	7.85	8.02	7.95	7.64	7.09
14	7.56	7.78	8.01	8.1	8.39	8.34	8.05	7.63
16	7.64	7.86	8.18	8.35	8.74	8.73	8.45	8.02
20	7.71	7.96	8.37	8.74	9.23	9.47	9.29	8.79
24	7.72	7.99	8.49	8.98	9.58	10.2	10.3	9.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.3°	3.55	143.4°	3.58
8	42.2°	4.32	148.2°	4.58
10	40.6°	4.86	151.4°	5.45
12	39.7°	5.16	155.8°	6.2
14	39.1°	5.29	163.9°	6.84
16	38.9°	5.37	176.3°	7.4
20	38.9°	5.42	178.6°	8.17
24	39.7°	5.36	178.1°	8.89

Loading polar chart…