Clean Energy — ORC Rating

GPH

530.8

OSN

516.4

LOA

13.395 m

Displacement

7871 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7689

Medium

1.0267

High

1.1662

Triple Offshore

Low

0.9945

Medium

1.272

High

1.4307

Boat Specifications

Dimensions

Length overall: 13.395 m
Beam: 4.27 m
Draft: 2.38 m
Displacement: 7871 kg
Crew weight: 920 kg
Wetted surface: 37.67 m²

Sails

Mainsail: 66.86 m²
Genoa: 55.95 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 203.08 m²

Design

Type: E 44
Builder: Alfa Yachts
Designer: Matteo Polli
Year built: 2021
Stability index: 127.6

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.

6,43.8,5.542007,52,6.15,60,6.55,75,6.88,90,6.82,110,6.79,120,6.64,135,5.95,143.3,5.425458,150,5.03
8,42,6.566688,52,7.36,60,7.69,75,7.91,90,7.9,110,8.07,120,8,135,7.51,145.6,6.641511,150,6.33
10,41.1,7.219034,52,7.99,60,8.22,75,8.4,90,8.42,110,8.74,120,8.69,135,8.35,147.8,7.693279,150,7.52
12,40.5,7.509147,52,8.25,60,8.51,75,8.8,90,8.85,110,9.2,120,9.37,135,8.98,150,8.31,151.8,8.203758
14,39.6,7.60532,52,8.37,60,8.66,75,9.13,90,9.32,110,9.57,120,9.95,135,9.69,150,8.81,150.2,8.792698
16,38.8,7.660348,52,8.44,60,8.76,75,9.33,90,9.76,110,9.92,120,10.4,135,10.5,147.5,9.604081,150,9.35
20,38.8,7.827156,52,8.64,60,8.97,75,9.55,90,10.32,110,10.57,120,11.29,135,12.53,143.5,11.718504,150,10.88

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.15	6.55	6.88	6.82	6.79	6.64	5.95	5.03
8	7.36	7.69	7.91	7.9	8.07	8	7.51	6.33
10	7.99	8.22	8.4	8.42	8.74	8.69	8.35	7.52
12	8.25	8.51	8.8	8.85	9.2	9.37	8.98	8.31
14	8.37	8.66	9.13	9.32	9.57	9.95	9.69	8.81
16	8.44	8.76	9.33	9.76	9.92	10.4	10.5	9.35
20	8.64	8.97	9.55	10.32	10.57	11.29	12.53	10.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	4	143.3°	4.35
8	42°	4.88	145.6°	5.48
10	41.1°	5.44	147.8°	6.51
12	40.5°	5.71	151.8°	7.23
14	39.6°	5.86	150.2°	7.63
16	38.8°	5.97	147.5°	8.1
20	38.8°	6.1	143.5°	9.42

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