TWINS TWICE — ORC Rating

GPH

564.3

OSN

547.5

LOA

12.382 m

Displacement

8021 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7197

Medium

0.9713

High

1.0988

Triple Offshore

Low

0.9286

Medium

1.2017

High

1.3412

Boat Specifications

Dimensions

Length overall: 12.382 m
Beam: 3.92 m
Draft: 2.38 m
Displacement: 8021 kg
Crew weight: 800 kg
Wetted surface: 37.28 m²

Sails

Mainsail: 58.04 m²
Genoa: 44.61 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 159.72 m²

Design

Type: Dehler 42
Builder: Dehler Yachts
Designer: Judel/Vrolijk
Year built: 2016

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.

6,43.4,5.174967,52,5.77,60,6.1,75,6.33,90,6.24,110,6.35,120,6.19,135,5.52,142.8,5.059446,150,4.65
8,41.4,6.159088,52,6.88,60,7.16,75,7.35,90,7.43,110,7.6,120,7.48,135,6.89,146.2,6.137299,150,5.89
10,39.7,6.771514,52,7.55,60,7.78,75,7.94,90,7.97,110,8.28,120,8.21,135,7.83,148.1,7.114489,150,6.97
12,38.7,7.03458,52,7.86,60,8.08,75,8.3,90,8.33,110,8.74,120,8.77,135,8.42,150,7.77,150.1,7.763324
14,38.2,7.176879,52,7.99,60,8.23,75,8.56,90,8.69,110,9.06,120,9.3,135,9,150,8.24,150.1,8.236275
16,38,7.271474,52,8.09,60,8.33,75,8.73,90,9.01,110,9.34,120,9.75,135,9.59,150,8.63,171.2,7.629815
20,38.4,7.426373,52,8.19,60,8.46,75,8.96,90,9.46,110,9.85,120,10.45,135,11.05,150,9.48,175.2,8.469704
24,39.5,7.45181,52,8.21,60,8.5,75,9.07,90,9.72,110,10.28,120,11.15,135,12.88,140.4,12.770708,150,11.36

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.1	6.33	6.24	6.35	6.19	5.52	4.65
8	6.88	7.16	7.35	7.43	7.6	7.48	6.89	5.89
10	7.55	7.78	7.94	7.97	8.28	8.21	7.83	6.97
12	7.86	8.08	8.3	8.33	8.74	8.77	8.42	7.77
14	7.99	8.23	8.56	8.69	9.06	9.3	9	8.24
16	8.09	8.33	8.73	9.01	9.34	9.75	9.59	8.63
20	8.19	8.46	8.96	9.46	9.85	10.45	11.05	9.48
24	8.21	8.5	9.07	9.72	10.28	11.15	12.88	11.36

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.4°	3.76	142.8°	4.03
8	41.4°	4.62	146.2°	5.1
10	39.7°	5.21	148.1°	6.04
12	38.7°	5.49	150.1°	6.73
14	38.2°	5.64	150.1°	7.14
16	38°	5.73	171.2°	7.54
20	38.4°	5.82	175.2°	8.44
24	39.5°	5.75	140.4°	9.84

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