THE BOSS I — ORC Rating

GPH

598.2

OSN

578.7

LOA

12.4 m

Displacement

8916 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7377

Medium

1.0327

High

1.214

Triple Offshore

Low

0.9594

Medium

1.2861

High

1.4646

Boat Specifications

Dimensions

Length overall: 12.4 m
Beam: 3.91 m
Draft: 2.15 m
Displacement: 8916 kg
Crew weight: 740 kg
Wetted surface: 39.22 m²

Sails

Mainsail: 54.14 m²
Genoa: 39.56 m²
Spinnaker: 123.84 m²
Asymmetric spinnaker: 99.89 m²

Design

Type: DEHLER 41 Q.B.
Builder: DEHLER
Designer: JUDEL/VROLIJK
Year built: 2011

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.

6,44.1,4.706693,52,5.23,60,5.57,75,5.84,90,5.81,110,5.85,120,5.7,135,5.13,139.9,4.863245,150,4.29
8,42.5,5.655945,52,6.32,60,6.67,75,6.94,90,7.06,110,7.16,120,6.98,135,6.38,148.2,5.553642,150,5.44
10,41.9,6.435477,52,7.16,60,7.44,75,7.65,90,7.83,110,7.93,120,7.82,135,7.38,149.1,6.561275,150,6.5
12,40.5,6.891056,52,7.63,60,7.86,75,8.03,90,8.21,110,8.37,120,8.3,135,7.99,150,7.37,154.4,7.141015
14,39.6,7.047251,52,7.83,60,8.06,75,8.29,90,8.41,110,8.76,120,8.74,135,8.41,150,7.96,162.8,7.42192
16,39.3,7.133256,52,7.91,60,8.15,75,8.49,90,8.63,110,9.16,120,9.24,135,8.86,150,8.35,180,7.7
20,39,7.218721,52,7.97,60,8.21,75,8.65,90,9.15,110,9.72,120,10.18,135,9.99,150,9.24,180,8.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.23	5.57	5.84	5.81	5.85	5.7	5.13	4.29
8	6.32	6.67	6.94	7.06	7.16	6.98	6.38	5.44
10	7.16	7.44	7.65	7.83	7.93	7.82	7.38	6.5
12	7.63	7.86	8.03	8.21	8.37	8.3	7.99	7.37
14	7.83	8.06	8.29	8.41	8.76	8.74	8.41	7.96
16	7.91	8.15	8.49	8.63	9.16	9.24	8.86	8.35
20	7.97	8.21	8.65	9.15	9.72	10.18	9.99	9.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	3.38	139.9°	3.72
8	42.5°	4.17	148.2°	4.72
10	41.9°	4.79	149.1°	5.63
12	40.5°	5.24	154.4°	6.44
14	39.6°	5.43	162.8°	7.09
16	39.3°	5.52	180°	7.7
20	39°	5.61	180°	8.51

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