Just in Time — ORC Rating

GPH

658.2

OSN

637.9

LOA

9.25 m

Displacement

3990 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.615

Medium

0.8361

High

0.9632

Triple Offshore

Low

0.7939

Medium

1.0303

High

1.1568

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: 21.8 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

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.

6,43.8,4.433605,52,4.9,60,5.17,75,5.33,90,5.54,110,5.44,120,5.26,135,4.73,144.4,4.255315,150,4
8,41.5,5.220602,52,5.81,60,6.06,75,6.23,90,6.51,110,6.5,120,6.34,135,5.83,147.5,5.217032,150,5.08
10,40,5.756846,52,6.4,60,6.6,75,6.75,90,7.02,110,7.08,120,6.99,135,6.64,148,6.084561,150,5.96
12,39.1,6.056339,52,6.71,60,6.89,75,7.06,90,7.32,110,7.49,120,7.44,135,7.14,150,6.66,158.1,6.31577
14,38.6,6.18026,52,6.87,60,7.07,75,7.29,90,7.53,110,7.87,120,7.87,135,7.57,150,7.11,170.9,6.542343
16,38.5,6.261115,52,6.94,60,7.16,75,7.48,90,7.68,110,8.22,120,8.29,135,8.01,150,7.5,177.7,6.945595
20,38.7,6.304214,52,7.01,60,7.25,75,7.67,90,8.06,110,8.81,120,9.12,135,8.99,150,8.31,178.1,7.684225
24,39.8,6.299758,52,6.99,60,7.26,75,7.77,90,8.32,110,9.26,120,10.09,135,10.61,150,9.31,177.2,8.4601

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.9	5.17	5.33	5.54	5.44	5.26	4.73	4
8	5.81	6.06	6.23	6.51	6.5	6.34	5.83	5.08
10	6.4	6.6	6.75	7.02	7.08	6.99	6.64	5.96
12	6.71	6.89	7.06	7.32	7.49	7.44	7.14	6.66
14	6.87	7.07	7.29	7.53	7.87	7.87	7.57	7.11
16	6.94	7.16	7.48	7.68	8.22	8.29	8.01	7.5
20	7.01	7.25	7.67	8.06	8.81	9.12	8.99	8.31
24	6.99	7.26	7.77	8.32	9.26	10.09	10.61	9.31

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.2	144.4°	3.46
8	41.5°	3.91	147.5°	4.4
10	40°	4.41	148°	5.16
12	39.1°	4.7	158.1°	5.86
14	38.6°	4.83	170.9°	6.46
16	38.5°	4.9	177.7°	6.94
20	38.7°	4.92	178.1°	7.68
24	39.8°	4.84	177.2°	8.45

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