Restless — ORC Rating

GPH

626.7

OSN

613.3

LOA

10.09 m

Displacement

3807 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6875

Medium

0.8804

High

0.977

Triple Offshore

Low

0.8746

Medium

1.0624

High

1.1551

Boat Specifications

Dimensions

Length overall: 10.09 m
Beam: 3.41 m
Draft: 1.87 m
Displacement: 3807 kg
Crew weight: 400 kg
Wetted surface: 20.25 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
Stability index: 107.3

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.

6,41.7,4.848399,52,5.44,60,5.73,75,5.94,90,5.89,110,5.98,120,5.89,135,5.34,142,4.999932,150,4.55
8,41.2,5.688351,52,6.28,60,6.46,75,6.58,90,6.59,110,6.78,120,6.75,135,6.46,148.7,5.676107,150,5.6
10,39.3,5.970225,52,6.59,60,6.75,75,6.9,90,6.94,110,7.11,120,7.2,135,7.01,150,6.52,153.2,6.363534
12,38.8,6.107748,52,6.7,60,6.88,75,7.11,90,7.23,110,7.35,120,7.57,135,7.48,150,7.05,162.8,6.626341
14,38.4,6.163124,52,6.76,60,6.95,75,7.27,90,7.49,110,7.57,120,7.82,135,7.95,150,7.5,177.2,6.828152
16,38.8,6.197568,52,6.79,60,7,75,7.36,90,7.69,110,7.76,120,8.04,135,8.41,150,7.96,177.2,7.248654
20,38.8,6.261725,52,6.86,60,7.07,75,7.44,90,7.91,110,8.1,120,8.43,135,9.1,150,8.96,176.6,8.094247

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.44	5.73	5.94	5.89	5.98	5.89	5.34	4.55
8	6.28	6.46	6.58	6.59	6.78	6.75	6.46	5.6
10	6.59	6.75	6.9	6.94	7.11	7.2	7.01	6.52
12	6.7	6.88	7.11	7.23	7.35	7.57	7.48	7.05
14	6.76	6.95	7.27	7.49	7.57	7.82	7.95	7.5
16	6.79	7	7.36	7.69	7.76	8.04	8.41	7.96
20	6.86	7.07	7.44	7.91	8.1	8.43	9.1	8.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.62	142°	3.94
8	41.2°	4.28	148.7°	4.85
10	39.3°	4.62	153.2°	5.68
12	38.8°	4.76	162.8°	6.33
14	38.4°	4.83	177.2°	6.82
16	38.8°	4.83	177.2°	7.24
20	38.8°	4.88	176.6°	8.08

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