DOSPERU II — ORC Rating

GPH

695.3

OSN

671.5

LOA

10 m

Displacement

5197 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5687

Medium

0.7922

High

0.9458

Triple Offshore

Low

0.7354

Medium

0.9813

High

1.1235

Boat Specifications

Dimensions

Length overall: 10 m
Beam: 3.28 m
Draft: 1.8 m
Displacement: 5197 kg
Crew weight: 400 kg
Wetted surface: 23.65 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: 139.8

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.

6,44.7,4.051776,52,4.46,60,4.74,75,4.94,90,4.99,110,5.1,120,4.95,135,4.49,146,3.992581,150,3.82
8,42.6,4.768393,52,5.32,60,5.61,75,5.86,90,6.05,110,6.2,120,6.05,135,5.53,150,4.85,150.5,4.825613
10,41.8,5.365699,52,6.02,60,6.29,75,6.5,90,6.73,110,6.84,120,6.76,135,6.43,150,5.74,152,5.640199
12,41.4,5.879129,52,6.48,60,6.67,75,6.82,90,7.05,110,7.18,120,7.13,135,6.91,150,6.5,156.8,6.201481
14,40,6.148468,52,6.73,60,6.89,75,7.04,90,7.22,110,7.5,120,7.46,135,7.24,150,6.92,168.2,6.425794
16,39.3,6.280366,52,6.87,60,7.04,75,7.23,90,7.33,110,7.82,120,7.82,135,7.58,150,7.23,177.5,6.76644
20,39.3,6.370824,52,6.97,60,7.19,75,7.54,90,7.73,110,8.18,120,8.48,135,8.33,150,7.89,178.4,7.362871

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.46	4.74	4.94	4.99	5.1	4.95	4.49	3.82
8	5.32	5.61	5.86	6.05	6.2	6.05	5.53	4.85
10	6.02	6.29	6.5	6.73	6.84	6.76	6.43	5.74
12	6.48	6.67	6.82	7.05	7.18	7.13	6.91	6.5
14	6.73	6.89	7.04	7.22	7.5	7.46	7.24	6.92
16	6.87	7.04	7.23	7.33	7.82	7.82	7.58	7.23
20	6.97	7.19	7.54	7.73	8.18	8.48	8.33	7.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	2.88	146°	3.31
8	42.6°	3.51	150.5°	4.2
10	41.8°	4	152°	4.98
12	41.4°	4.41	156.8°	5.7
14	40°	4.71	168.2°	6.29
16	39.3°	4.86	177.5°	6.76
20	39.3°	4.93	178.4°	7.36

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