Forever — ORC Rating | RegattaPages

GPH

673.6

OSN

652.2

LOA

11.01 m

Displacement

5700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.651

Medium

0.9231

High

1.0911

Triple Offshore

Low

0.8517

Medium

1.1423

High

1.2997

Boat Specifications

Dimensions

Length overall: 11.01 m
Beam: 3.51 m
Draft: 1.83 m
Displacement: 5700 kg
Crew weight: 617 kg
Wetted surface: 26.92 m²

Sails

Mainsail: 40.17 m²
Genoa: 34.6 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 36 CWS
Builder: Dehler
Designer: Van De Stadt
Year built: 1989

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.

6,43.5,4.508017,52,5.01,60,5.31,75,5.56,90,5.52,110,4.99,120,4.74,135,4.08,149.5,3.446959,150,3.43
8,42.3,5.32698,52,5.97,60,6.3,75,6.54,90,6.52,110,6.09,120,5.76,135,5.12,150,4.45,168.5,3.990102
10,42.1,6.037932,52,6.68,60,6.9,75,7.05,90,7.07,110,6.87,120,6.61,135,5.99,150,5.31,170,4.833431
12,40.7,6.397283,52,7,60,7.18,75,7.34,90,7.38,110,7.27,120,7.11,135,6.72,150,6.09,171,5.578683
14,40,6.540091,52,7.15,60,7.34,75,7.56,90,7.65,110,7.57,120,7.43,135,7.15,150,6.74,171.6,6.28745
16,39.9,6.608746,52,7.21,60,7.42,75,7.74,90,7.91,110,7.89,120,7.74,135,7.45,150,7.15,174.5,6.821404
20,40.5,6.641189,52,7.24,60,7.47,75,7.9,90,8.34,110,8.56,120,8.41,135,8.06,150,7.73,176.6,7.483172

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.31	5.56	5.52	4.99	4.74	4.08	3.43
8	5.97	6.3	6.54	6.52	6.09	5.76	5.12	4.45
10	6.68	6.9	7.05	7.07	6.87	6.61	5.99	5.31
12	7	7.18	7.34	7.38	7.27	7.11	6.72	6.09
14	7.15	7.34	7.56	7.65	7.57	7.43	7.15	6.74
16	7.21	7.42	7.74	7.91	7.89	7.74	7.45	7.15
20	7.24	7.47	7.9	8.34	8.56	8.41	8.06	7.73

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.27	149.5°	2.97
8	42.3°	3.94	168.5°	3.91
10	42.1°	4.48	170°	4.76
12	40.7°	4.85	171°	5.51
14	40°	5.01	171.6°	6.22
16	39.9°	5.07	174.5°	6.79
20	40.5°	5.05	176.6°	7.47

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