ORC Rating | RegattaPages

GPH

601.1

OSN

586.4

LOA

11.785 m

Displacement

7907 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7616

Medium

1.0184

High

1.1618

Triple Offshore

Low

0.9864

Medium

1.2654

High

1.4055

Boat Specifications

Dimensions

Length overall: 11.785 m
Beam: 3.79 m
Draft: 1.97 m
Displacement: 7907 kg
Crew weight: 787 kg
Wetted surface: 33.13 m²

Sails

Mainsail: 48.76 m²
Genoa: 53.31 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 105.07 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.

6,43.2,5.03451,52,5.6,60,5.92,75,6.18,90,6.12,110,5.83,120,5.65,135,5.06,143.9,4.579265,150,4.27
8,41.9,5.911503,52,6.64,60,6.95,75,7.15,90,7.13,110,7.04,120,6.84,135,6.22,148,5.48318,150,5.37
10,41.3,6.602205,52,7.26,60,7.46,75,7.61,90,7.62,110,7.67,120,7.56,135,7.15,147.9,6.445353,150,6.31
12,40,6.82728,52,7.51,60,7.7,75,7.88,90,7.94,110,8.06,120,7.96,135,7.68,149.1,7.132328,150,7.07
14,39.2,6.916624,52,7.62,60,7.82,75,8.09,90,8.19,110,8.45,120,8.36,135,8.04,150,7.53,169.6,6.63907
16,38.8,6.954621,52,7.67,60,7.88,75,8.22,90,8.46,110,8.84,120,8.81,135,8.43,150,7.82,172.3,7.215057
20,38.6,6.986381,52,7.69,60,7.93,75,8.36,90,8.87,110,9.28,120,9.7,135,9.35,150,8.42,178.4,7.87307

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.6	5.92	6.18	6.12	5.83	5.65	5.06	4.27
8	6.64	6.95	7.15	7.13	7.04	6.84	6.22	5.37
10	7.26	7.46	7.61	7.62	7.67	7.56	7.15	6.31
12	7.51	7.7	7.88	7.94	8.06	7.96	7.68	7.07
14	7.62	7.82	8.09	8.19	8.45	8.36	8.04	7.53
16	7.67	7.88	8.22	8.46	8.84	8.81	8.43	7.82
20	7.69	7.93	8.36	8.87	9.28	9.7	9.35	8.42

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.67	143.9°	3.7
8	41.9°	4.4	148°	4.65
10	41.3°	4.96	147.9°	5.46
12	40°	5.23	149.1°	6.12
14	39.2°	5.36	169.6°	6.53
16	38.8°	5.42	172.3°	7.15
20	38.6°	5.46	178.4°	7.87

Loading polar chart…