ELLIPSE II — ORC Rating

GPH

579.5

OSN

564.6

LOA

10.5 m

Displacement

5000 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8048

Medium

1.0669

High

1.2014

Triple Offshore

Low

1.0356

Medium

1.3054

High

1.4522

Boat Specifications

Dimensions

Length overall: 10.5 m
Beam: 3.54 m
Draft: 2.34 m
Displacement: 5000 kg
Crew weight: 800 kg
Wetted surface: 25.99 m²

Sails

Mainsail: 41.7 m²
Genoa: 33.63 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 131.62 m²

Design

Type: Elan 350R
Builder: ELAN
Designer: Rob Humphreys
Year built: 2010

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.

6,41.7,5.116267,52,5.77,60,6.08,75,6.31,90,6.23,110,6.34,120,6.18,135,5.45,143.6,4.944752,150,4.6
8,40.3,6.031455,52,6.76,60,6.98,75,7.13,90,7.26,110,7.35,120,7.27,135,6.78,147.2,5.888885,150,5.72
10,38.3,6.587864,52,7.27,60,7.42,75,7.53,90,7.63,110,7.87,120,7.8,135,7.49,148.4,6.868399,150,6.76
12,37,6.799097,52,7.5,60,7.67,75,7.84,90,7.87,110,8.33,120,8.34,135,7.96,150,7.42,151.4,7.323604
14,36.2,6.890054,52,7.61,60,7.81,75,8.12,90,8.21,110,8.65,120,8.94,135,8.51,150,7.76,174.1,6.796
16,35.9,6.937915,52,7.66,60,7.89,75,8.32,90,8.57,110,8.89,120,9.38,135,9.14,150,8.11,176.9,7.300683
20,35.4,7.041841,52,7.76,60,7.98,75,8.5,90,9.13,110,9.5,120,10.08,135,10.89,150,9.24,177.3,8.038924

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.77	6.08	6.31	6.23	6.34	6.18	5.45	4.6
8	6.76	6.98	7.13	7.26	7.35	7.27	6.78	5.72
10	7.27	7.42	7.53	7.63	7.87	7.8	7.49	6.76
12	7.5	7.67	7.84	7.87	8.33	8.34	7.96	7.42
14	7.61	7.81	8.12	8.21	8.65	8.94	8.51	7.76
16	7.66	7.89	8.32	8.57	8.89	9.38	9.14	8.11
20	7.76	7.98	8.5	9.13	9.5	10.08	10.89	9.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.82	143.6°	3.98
8	40.3°	4.6	147.2°	4.95
10	38.3°	5.17	148.4°	5.85
12	37°	5.43	151.4°	6.43
14	36.2°	5.56	174.1°	6.76
16	35.9°	5.62	176.9°	7.29
20	35.4°	5.74	177.3°	8.03

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