Surfin Lady — ORC Rating

GPH

589

OSN

575

LOA

11.95 m

Displacement

8823 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6944

Medium

0.9182

High

1.0361

Triple Offshore

Low

0.9021

Medium

1.1449

High

1.2659

Boat Specifications

Dimensions

Length overall: 11.95 m
Beam: 3.88 m
Draft: 2.39 m
Displacement: 8823 kg
Crew weight: 595 kg
Wetted surface: 35.33 m²

Sails

Mainsail: 49.86 m²
Genoa: 39.88 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 139.28 m²

Design

Type: Elan S5
Builder: Elan
Designer: Rob Humphreys
Year built: 2013
Stability index: 122.5

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.

6,44.4,5.150652,52,5.71,60,6.09,75,6.44,90,6.46,110,6.02,120,5.89,135,5.29,143.4,4.820523,150,4.47
8,42,5.93424,52,6.66,60,7.02,75,7.33,90,7.38,110,7.21,120,7.1,135,6.58,147.3,5.834744,150,5.67
10,39.6,6.281527,52,7.16,60,7.49,75,7.8,90,7.89,110,7.88,120,7.83,135,7.5,148.2,6.812625,150,6.69
12,39.4,6.638769,52,7.42,60,7.7,75,8.05,90,8.23,110,8.3,120,8.31,135,8.06,149.6,7.466548,150,7.44
14,39.3,6.810191,52,7.59,60,7.84,75,8.2,90,8.49,110,8.6,120,8.75,135,8.52,150,7.89,150.5,7.858856
16,39,6.884164,52,7.68,60,7.94,75,8.3,90,8.7,110,8.83,120,9.16,135,9,150,8.23,171.8,7.324888
20,39.3,6.965262,52,7.76,60,8.02,75,8.45,90,8.96,110,9.33,120,9.71,135,10.02,150,8.91,176.3,8.116919

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.71	6.09	6.44	6.46	6.02	5.89	5.29	4.47
8	6.66	7.02	7.33	7.38	7.21	7.1	6.58	5.67
10	7.16	7.49	7.8	7.89	7.88	7.83	7.5	6.69
12	7.42	7.7	8.05	8.23	8.3	8.31	8.06	7.44
14	7.59	7.84	8.2	8.49	8.6	8.75	8.52	7.89
16	7.68	7.94	8.3	8.7	8.83	9.16	9	8.23
20	7.76	8.02	8.45	8.96	9.33	9.71	10.02	8.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	3.68	143.4°	3.87
8	42°	4.41	147.3°	4.91
10	39.6°	4.84	148.2°	5.79
12	39.4°	5.13	149.6°	6.44
14	39.3°	5.27	150.5°	6.84
16	39°	5.35	171.8°	7.25
20	39.3°	5.39	176.3°	8.1

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