SERENITY — ORC Rating

GPH

601.2

OSN

585.6

LOA

12.8 m

Displacement

9328 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6931

Medium

0.9134

High

1.024

Triple Offshore

Low

0.8878

Medium

1.1205

High

1.2284

Boat Specifications

Dimensions

Length overall: 12.8 m
Beam: 3.98 m
Draft: 2.23 m
Displacement: 9328 kg
Crew weight: 733 kg
Wetted surface: 34.47 m²

Sails

Mainsail: 41.05 m²
Genoa: 64.65 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 154.76 m²

Design

Type: BENETEAU 42
Builder: BENETEAU
Designer: FRERS
Year built: 1981
Stability index: 119.3

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.

6,42.6,5.121607,52,5.7,60,5.97,75,6.13,90,6.01,110,5.88,120,5.75,135,5.13,144.2,4.660546,150,4.36
8,40.6,5.926735,52,6.61,60,6.83,75,6.96,90,6.9,110,7,120,6.91,135,6.42,147.8,5.637011,150,5.5
10,39.4,6.418771,52,7.1,60,7.28,75,7.4,90,7.4,110,7.58,120,7.55,135,7.27,147.3,6.702231,150,6.52
12,38.4,6.622487,52,7.34,60,7.51,75,7.67,90,7.7,110,7.94,120,7.95,135,7.75,149.4,7.249559,150,7.2
14,37.8,6.732856,52,7.46,60,7.64,75,7.85,90,7.93,110,8.22,120,8.29,135,8.13,150,7.56,150.5,7.525659
16,37.5,6.806551,52,7.53,60,7.72,75,7.98,90,8.12,110,8.42,120,8.6,135,8.49,150,7.83,173,7.032419
20,37.6,6.891419,52,7.6,60,7.81,75,8.14,90,8.42,110,8.73,120,9.08,135,9.21,150,8.34,176.3,7.746146

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.7	5.97	6.13	6.01	5.88	5.75	5.13	4.36
8	6.61	6.83	6.96	6.9	7	6.91	6.42	5.5
10	7.1	7.28	7.4	7.4	7.58	7.55	7.27	6.52
12	7.34	7.51	7.67	7.7	7.94	7.95	7.75	7.2
14	7.46	7.64	7.85	7.93	8.22	8.29	8.13	7.56
16	7.53	7.72	7.98	8.12	8.42	8.6	8.49	7.83
20	7.6	7.81	8.14	8.42	8.73	9.08	9.21	8.34

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.77	144.2°	3.78
8	40.6°	4.5	147.8°	4.77
10	39.4°	4.96	147.3°	5.64
12	38.4°	5.19	149.4°	6.24
14	37.8°	5.32	150.5°	6.55
16	37.5°	5.4	173°	6.98
20	37.6°	5.46	176.3°	7.73

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