Jan van Gent — ORC Rating

GPH

640.7

OSN

623

LOA

10.254 m

Displacement

5962 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7048

Medium

0.9577

High

1.1068

Triple Offshore

Low

0.9158

Medium

1.1914

High

1.3347

Boat Specifications

Dimensions

Length overall: 10.254 m
Beam: 3.61 m
Draft: 1.97 m
Displacement: 5962 kg
Crew weight: 654 kg
Wetted surface: 26.98 m²

Sails

Mainsail: 41.58 m²
Genoa: 24.38 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 84.01 m²

Design

Type: Dehler 34 2016
Builder: Dehler
Designer: Judel/Vrolijk
Year built: 2016

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.

6,43.3,4.438199,52,4.98,60,5.28,75,5.51,90,5.7,110,5.69,120,5.5,135,4.93,144.6,4.428753,150,4.17
8,41.9,5.253177,52,5.9,60,6.22,75,6.48,90,6.77,110,6.82,120,6.64,135,6.04,148,5.329886,150,5.22
10,41.2,5.900999,52,6.61,60,6.85,75,7.04,90,7.3,110,7.36,120,7.26,135,6.9,147.8,6.275163,150,6.13
12,40.3,6.359252,52,7.01,60,7.19,75,7.34,90,7.58,110,7.72,120,7.64,135,7.37,149.3,6.861644,150,6.82
14,39.4,6.535241,52,7.2,60,7.38,75,7.57,90,7.71,110,8.1,120,8.02,135,7.72,150,7.22,174.1,6.383816
16,39.1,6.584658,52,7.28,60,7.49,75,7.76,90,7.87,110,8.43,120,8.44,135,8.11,150,7.51,177.1,6.938886
20,39.1,6.610429,52,7.3,60,7.54,75,7.98,90,8.34,110,8.82,120,9.23,135,8.97,150,8.09,178.5,7.592602

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.98	5.28	5.51	5.7	5.69	5.5	4.93	4.17
8	5.9	6.22	6.48	6.77	6.82	6.64	6.04	5.22
10	6.61	6.85	7.04	7.3	7.36	7.26	6.9	6.13
12	7.01	7.19	7.34	7.58	7.72	7.64	7.37	6.82
14	7.2	7.38	7.57	7.71	8.1	8.02	7.72	7.22
16	7.28	7.49	7.76	7.87	8.43	8.44	8.11	7.51
20	7.3	7.54	7.98	8.34	8.82	9.23	8.97	8.09

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	3.23	144.6°	3.61
8	41.9°	3.91	148°	4.52
10	41.2°	4.44	147.8°	5.31
12	40.3°	4.85	149.3°	5.9
14	39.4°	5.05	174.1°	6.35
16	39.1°	5.11	177.1°	6.93
20	39.1°	5.13	178.5°	7.59

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