Overstag — ORC Rating

GPH

616.3

OSN

598.8

LOA

11.9 m

Displacement

8564 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7351

Medium

1.0031

High

1.166

Triple Offshore

Low

0.9513

Medium

1.2384

High

1.39

Boat Specifications

Dimensions

Length overall: 11.9 m
Beam: 3.83 m
Draft: 2.1 m
Displacement: 8564 kg
Crew weight: 758 kg
Wetted surface: 33.29 m²

Sails

Mainsail: 46.9 m²
Genoa: 44.73 m²
Spinnaker: 101.45 m²
Asymmetric spinnaker: 84.99 m²

Design

Type: Elan 40x2.05
Builder: Elan Yachts
Designer: R. Humphreys
Year built: 2003

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.

6,42.8,4.74289,52,5.33,60,5.65,75,5.91,90,5.85,110,5.66,120,5.5,135,4.98,144.8,4.442297,150,4.19
8,41.2,5.555445,52,6.29,60,6.62,75,6.88,90,6.87,110,6.86,120,6.68,135,6.09,149.8,5.28767,150,5.28
10,41.2,6.299716,52,7,60,7.22,75,7.38,90,7.45,110,7.52,120,7.43,135,7.03,150,6.22,151.4,6.139071
12,40.3,6.687048,52,7.33,60,7.5,75,7.66,90,7.79,110,7.88,120,7.82,135,7.56,150,7.05,155.1,6.791291
14,39.2,6.800487,52,7.48,60,7.66,75,7.86,90,8,110,8.21,120,8.16,135,7.9,150,7.54,170.6,6.902688
16,38.6,6.84563,52,7.54,60,7.75,75,8.02,90,8.17,110,8.56,120,8.53,135,8.25,150,7.87,180,7.36
20,38.5,6.861671,52,7.59,60,7.81,75,8.2,90,8.58,110,9.07,120,9.28,135,9.05,150,8.55,180,8.03

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.33	5.65	5.91	5.85	5.66	5.5	4.98	4.19
8	6.29	6.62	6.88	6.87	6.86	6.68	6.09	5.28
10	7	7.22	7.38	7.45	7.52	7.43	7.03	6.22
12	7.33	7.5	7.66	7.79	7.88	7.82	7.56	7.05
14	7.48	7.66	7.86	8	8.21	8.16	7.9	7.54
16	7.54	7.75	8.02	8.17	8.56	8.53	8.25	7.87
20	7.59	7.81	8.2	8.58	9.07	9.28	9.05	8.55

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.48	144.8°	3.63
8	41.2°	4.18	149.8°	4.57
10	41.2°	4.74	151.4°	5.39
12	40.3°	5.1	155.1°	6.16
14	39.2°	5.27	170.6°	6.81
16	38.6°	5.35	180°	7.36
20	38.5°	5.37	180°	8.03

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