Helder — ORC Rating | RegattaPages

GPH

636.2

OSN

617

LOA

10.222 m

Displacement

4700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7124

Medium

0.9772

High

1.131

Triple Offshore

Low

0.9211

Medium

1.2002

High

1.3493

Boat Specifications

Dimensions

Length overall: 10.222 m
Beam: 3.22 m
Draft: 1.87 m
Displacement: 4700 kg
Crew weight: 647 kg
Wetted surface: 24.31 m²

Sails

Mainsail: 33.04 m²
Genoa: 25.14 m²
Spinnaker: 79.65 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 34
Builder: Dehler
Designer: Dehler
Year built: 2001

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.

6,43.1,4.505848,52,5.07,60,5.37,75,5.59,90,5.54,110,5.61,120,5.45,135,4.93,144.9,4.400173,150,4.16
8,41.4,5.319212,52,6.01,60,6.32,75,6.56,90,6.63,110,6.75,120,6.61,135,6.07,149.2,5.27382,150,5.23
10,40.8,6.010607,52,6.68,60,6.88,75,7.04,90,7.18,110,7.3,120,7.23,135,6.91,150,6.19,150.6,6.152336
12,39.3,6.357902,52,7.01,60,7.18,75,7.33,90,7.41,110,7.68,120,7.63,135,7.36,150,6.93,157.1,6.611047
14,38.6,6.487354,52,7.16,60,7.34,75,7.55,90,7.61,110,8.05,120,8.06,135,7.75,150,7.35,175.5,6.730749
16,38.2,6.527906,52,7.21,60,7.42,75,7.74,90,7.88,110,8.31,120,8.51,135,8.2,150,7.7,180,7.19
20,37.9,6.589919,52,7.26,60,7.47,75,7.92,90,8.37,110,8.73,120,9.18,135,9.25,150,8.56,180,7.89

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.37	5.59	5.54	5.61	5.45	4.93	4.16
8	6.01	6.32	6.56	6.63	6.75	6.61	6.07	5.23
10	6.68	6.88	7.04	7.18	7.3	7.23	6.91	6.19
12	7.01	7.18	7.33	7.41	7.68	7.63	7.36	6.93
14	7.16	7.34	7.55	7.61	8.05	8.06	7.75	7.35
16	7.21	7.42	7.74	7.88	8.31	8.51	8.2	7.7
20	7.26	7.47	7.92	8.37	8.73	9.18	9.25	8.56

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.29	144.9°	3.6
8	41.4°	3.99	149.2°	4.53
10	40.8°	4.55	150.6°	5.36
12	39.3°	4.92	157.1°	6.09
14	38.6°	5.07	175.5°	6.71
16	38.2°	5.13	180°	7.19
20	37.9°	5.2	180°	7.89

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