Just in Time — ORC Rating

GPH

656.5

OSN

636.9

LOA

9.25 m

Displacement

3990 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.617

Medium

0.8369

High

0.9603

Triple Offshore

Low

0.7981

Medium

1.0322

High

1.1563

Boat Specifications

Dimensions

Length overall: 9.25 m
Beam: 3.2 m
Draft: 1.92 m
Displacement: 3990 kg
Crew weight: 500 kg
Wetted surface: 21.68 m²

Sails

Mainsail: 30.59 m²
Genoa: 23.55 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 70.08 m²

Design

Type: Elan 310
Builder: Elan
Designer: Rob Humphreys
Year built: 2009
Stability index: 119

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.

6,43.6,4.446458,52,4.92,60,5.18,75,5.38,90,5.66,110,5.52,120,5.27,135,4.74,144.8,4.246493,150,4.01
8,41.4,5.225893,52,5.83,60,6.08,75,6.33,90,6.6,110,6.53,120,6.36,135,5.85,147.8,5.211576,150,5.09
10,40,5.7699,52,6.41,60,6.61,75,6.79,90,7.07,110,7.09,120,7,135,6.66,148,6.108144,150,5.98
12,39,6.034902,52,6.71,60,6.9,75,7.07,90,7.37,110,7.5,120,7.45,135,7.15,150,6.68,158.6,6.315411
14,38.8,6.171905,52,6.86,60,7.07,75,7.3,90,7.58,110,7.89,120,7.89,135,7.59,150,7.13,170.9,6.562598
16,38.8,6.248894,52,6.94,60,7.16,75,7.49,90,7.74,110,8.25,120,8.32,135,8.03,150,7.52,177.2,6.968319
20,39.3,6.293289,52,6.99,60,7.23,75,7.69,90,8.08,110,8.87,120,9.17,135,9.05,150,8.35,178.1,7.714241

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.92	5.18	5.38	5.66	5.52	5.27	4.74	4.01
8	5.83	6.08	6.33	6.6	6.53	6.36	5.85	5.09
10	6.41	6.61	6.79	7.07	7.09	7	6.66	5.98
12	6.71	6.9	7.07	7.37	7.5	7.45	7.15	6.68
14	6.86	7.07	7.3	7.58	7.89	7.89	7.59	7.13
16	6.94	7.16	7.49	7.74	8.25	8.32	8.03	7.52
20	6.99	7.23	7.69	8.08	8.87	9.17	9.05	8.35

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.22	144.8°	3.47
8	41.4°	3.92	147.8°	4.41
10	40°	4.42	148°	5.18
12	39°	4.69	158.6°	5.88
14	38.8°	4.81	170.9°	6.48
16	38.8°	4.87	177.2°	6.96
20	39.3°	4.87	178.1°	7.71

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