TWINS TWICE — ORC Rating

GPH

566.6

OSN

549.9

LOA

12.367 m

Displacement

8020 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7104

Medium

0.9705

High

1.1177

Triple Offshore

Low

0.9199

Medium

1.1982

High

1.3467

Boat Specifications

Dimensions

Length overall: 12.367 m
Beam: 3.92 m
Draft: 2.38 m
Displacement: 8020 kg
Crew weight: 760 kg
Wetted surface: 37.02 m²

Sails

Mainsail: 58.29 m²
Genoa: 45.85 m²
Spinnaker: 143.68 m²
Asymmetric spinnaker: 124.69 m²

Design

Type: Dehler 42
Builder: Dehler Yachts
Designer: Judel/Vrolijk
Year built: 2016
Stability index: 119.9

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.

6,43.8,5.112501,52,5.68,60,6.04,75,6.34,90,6.28,110,6.26,120,6.1,135,5.5,143.1,5.026982,150,4.64
8,42,6.08226,52,6.82,60,7.16,75,7.41,90,7.48,110,7.55,120,7.41,135,6.81,146.6,6.072963,150,5.85
10,41.1,6.847466,52,7.57,60,7.8,75,7.97,90,8.08,110,8.21,120,8.13,135,7.77,149.8,6.942236,150,6.93
12,39.6,7.086186,52,7.85,60,8.08,75,8.3,90,8.34,110,8.68,120,8.65,135,8.31,150,7.77,155.6,7.466918
14,38.8,7.172755,52,7.96,60,8.19,75,8.53,90,8.69,110,9.1,120,9.2,135,8.83,150,8.28,164,7.729425
16,38.4,7.234972,52,8.02,60,8.26,75,8.67,90,9.03,110,9.4,120,9.79,135,9.45,150,8.76,176.6,7.994071
20,38.8,7.442214,52,8.17,60,8.41,75,8.8,90,9.45,110,9.93,120,10.6,135,10.97,150,9.94,175.4,8.928761

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.68	6.04	6.34	6.28	6.26	6.1	5.5	4.64
8	6.82	7.16	7.41	7.48	7.55	7.41	6.81	5.85
10	7.57	7.8	7.97	8.08	8.21	8.13	7.77	6.93
12	7.85	8.08	8.3	8.34	8.68	8.65	8.31	7.77
14	7.96	8.19	8.53	8.69	9.1	9.2	8.83	8.28
16	8.02	8.26	8.67	9.03	9.4	9.79	9.45	8.76
20	8.17	8.41	8.8	9.45	9.93	10.6	10.97	9.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.69	143.1°	4.02
8	42°	4.52	146.6°	5.07
10	41.1°	5.16	149.8°	6
12	39.6°	5.46	155.6°	6.8
14	38.8°	5.59	164°	7.43
16	38.4°	5.67	176.6°	7.98
20	38.8°	5.8	175.4°	8.9

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