Restless — ORC Rating

GPH

630.2

OSN

617.7

LOA

10.09 m

Displacement

3808 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6968

Medium

0.8753

High

0.9701

Triple Offshore

Low

0.8789

Medium

1.0508

High

1.1387

Boat Specifications

Dimensions

Length overall: 10.09 m
Beam: 3.41 m
Draft: 1.87 m
Displacement: 3808 kg
Crew weight: 400 kg
Wetted surface: 20.36 m²

Sails

Mainsail: 37.85 m²
Genoa: 34.11 m²
Spinnaker: 122.91 m²
Asymmetric spinnaker: 0 m²

Design

Type: DB 1
Builder: Dehler
Designer: Van Der Stadt
Year built: 1980

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.

6,41.1,4.976356,52,5.57,60,5.79,75,5.93,90,5.85,110,5.91,120,5.84,135,5.34,141.9,5.006767,150,4.55
8,39.2,5.613305,52,6.24,60,6.4,75,6.52,90,6.5,110,6.66,120,6.66,135,6.38,150,5.59,150.1,5.583133
10,38,5.862864,52,6.51,60,6.67,75,6.82,90,6.86,110,7,120,7.08,135,6.94,150,6.44,153.9,6.247024
12,37.5,5.974639,52,6.62,60,6.79,75,7,90,7.11,110,7.21,120,7.4,135,7.35,150,6.97,162.2,6.564234
14,37.7,6.053915,52,6.69,60,6.86,75,7.11,90,7.3,110,7.39,120,7.62,135,7.75,150,7.37,176.6,6.77192
16,37.6,6.108877,52,6.74,60,6.92,75,7.19,90,7.44,110,7.56,120,7.83,135,8.18,150,7.79,177.7,7.155765
20,38,6.167429,52,6.79,60,6.99,75,7.32,90,7.65,110,7.84,120,8.22,135,9.08,150,8.9,176.6,7.933965
24,40,6.174576,52,6.77,60,7,75,7.37,90,7.8,110,8.13,120,8.61,135,9.94,150,11.01,150.3,10.971281

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.57	5.79	5.93	5.85	5.91	5.84	5.34	4.55
8	6.24	6.4	6.52	6.5	6.66	6.66	6.38	5.59
10	6.51	6.67	6.82	6.86	7	7.08	6.94	6.44
12	6.62	6.79	7	7.11	7.21	7.4	7.35	6.97
14	6.69	6.86	7.11	7.3	7.39	7.62	7.75	7.37
16	6.74	6.92	7.19	7.44	7.56	7.83	8.18	7.79
20	6.79	6.99	7.32	7.65	7.84	8.22	9.08	8.9
24	6.77	7	7.37	7.8	8.13	8.61	9.94	11.01

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.1°	3.75	141.9°	3.94
8	39.2°	4.35	150.1°	4.84
10	38°	4.62	153.9°	5.61
12	37.5°	4.74	162.2°	6.25
14	37.7°	4.79	176.6°	6.76
16	37.6°	4.84	177.7°	7.15
20	38°	4.86	176.6°	7.92
24	40°	4.73	150.3°	9.53

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