Serenity — ORC Rating

GPH

581.5

OSN

565.7

LOA

13.37 m

Displacement

10730 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6872

Medium

0.9399

High

1.0953

Triple Offshore

Low

0.894

Medium

1.1675

High

1.3144

Boat Specifications

Dimensions

Length overall: 13.37 m
Beam: 3.97 m
Draft: 1.97 m
Displacement: 10730 kg
Crew weight: 908 kg
Wetted surface: 37.97 m²

Sails

Mainsail: 62.67 m²
Genoa: 42.98 m²
Spinnaker: 124.31 m²
Asymmetric spinnaker: 123.89 m²

Design

Type: First 44,7
Builder: Beneteau
Designer: Bruce Farr
Year built: 2003

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.

6,43.5,4.97674,52,5.57,60,5.92,75,6.23,90,6.18,110,6.15,120,5.96,135,5.33,142,4.9111,150,4.47
8,41.6,5.843823,52,6.6,60,6.96,75,7.26,90,7.34,110,7.41,120,7.21,135,6.54,148,5.730807,150,5.61
10,41.2,6.592108,52,7.38,60,7.64,75,7.84,90,8,110,8.08,120,7.96,135,7.51,150,6.62,150.5,6.583515
12,40.5,7.048866,52,7.78,60,7.98,75,8.16,90,8.33,110,8.47,120,8.38,135,8.08,150,7.47,154.5,7.234773
14,39.8,7.21088,52,7.95,60,8.17,75,8.39,90,8.49,110,8.84,120,8.77,135,8.46,150,8.04,164,7.479753
16,39.4,7.272882,52,8.02,60,8.25,75,8.57,90,8.73,110,9.2,120,9.2,135,8.85,150,8.4,180,7.8
20,39,7.33453,52,8.07,60,8.32,75,8.76,90,9.21,110,9.64,120,10.05,135,9.77,150,9.17,180,8.56

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.57	5.92	6.23	6.18	6.15	5.96	5.33	4.47
8	6.6	6.96	7.26	7.34	7.41	7.21	6.54	5.61
10	7.38	7.64	7.84	8	8.08	7.96	7.51	6.62
12	7.78	7.98	8.16	8.33	8.47	8.38	8.08	7.47
14	7.95	8.17	8.39	8.49	8.84	8.77	8.46	8.04
16	8.02	8.25	8.57	8.73	9.2	9.2	8.85	8.4
20	8.07	8.32	8.76	9.21	9.64	10.05	9.77	9.17

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.61	142°	3.87
8	41.6°	4.37	148°	4.86
10	41.2°	4.96	150.5°	5.73
12	40.5°	5.36	154.5°	6.53
14	39.8°	5.54	164°	7.19
16	39.4°	5.62	180°	7.8
20	39°	5.7	180°	8.56

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