DOSPERU II — ORC Rating

GPH

688.6

OSN

664.5

LOA

10 m

Displacement

5197 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5807

Medium

0.8085

High

0.9493

Triple Offshore

Low

0.7494

Medium

0.9899

High

1.1176

Boat Specifications

Dimensions

Length overall: 10 m
Beam: 3.28 m
Draft: 1.8 m
Displacement: 5197 kg
Crew weight: 400 kg
Wetted surface: 23.78 m²

Sails

Mainsail: 25.77 m²
Genoa: 26.28 m²
Spinnaker: 72.73 m²
Asymmetric spinnaker: 0 m²

Design

Type: Elan 34
Builder: Elan
Designer: Humphreys
Year built: 1997
Stability index: 139

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.

6,44.7,4.192462,52,4.6,60,4.88,75,5.05,90,5.03,110,5.15,120,4.99,135,4.5,145.7,3.982577,150,3.8
8,42.3,4.961933,52,5.52,60,5.78,75,5.96,90,6.07,110,6.21,120,6.08,135,5.6,149.6,4.90427,150,4.88
10,40.8,5.508623,52,6.13,60,6.34,75,6.49,90,6.65,110,6.77,120,6.7,135,6.41,150,5.8,152.3,5.681089
12,39.4,5.875246,52,6.49,60,6.64,75,6.78,90,6.96,110,7.1,120,7.06,135,6.86,150,6.47,158.6,6.143563
14,38.2,6.082532,52,6.69,60,6.84,75,6.99,90,7.15,110,7.37,120,7.35,135,7.18,150,6.87,171.8,6.344868
16,37.8,6.213971,52,6.83,60,6.98,75,7.15,90,7.26,110,7.63,120,7.65,135,7.47,150,7.17,177.2,6.728032
20,37.6,6.272958,52,6.93,60,7.12,75,7.4,90,7.55,110,8.09,120,8.32,135,8.18,150,7.75,179,7.29111

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.6	4.88	5.05	5.03	5.15	4.99	4.5	3.8
8	5.52	5.78	5.96	6.07	6.21	6.08	5.6	4.88
10	6.13	6.34	6.49	6.65	6.77	6.7	6.41	5.8
12	6.49	6.64	6.78	6.96	7.1	7.06	6.86	6.47
14	6.69	6.84	6.99	7.15	7.37	7.35	7.18	6.87
16	6.83	6.98	7.15	7.26	7.63	7.65	7.47	7.17
20	6.93	7.12	7.4	7.55	8.09	8.32	8.18	7.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	2.98	145.7°	3.29
8	42.3°	3.67	149.6°	4.23
10	40.8°	4.17	152.3°	5.03
12	39.4°	4.54	158.6°	5.72
14	38.2°	4.78	171.8°	6.28
16	37.8°	4.91	177.2°	6.72
20	37.6°	4.97	179°	7.29

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