DOSPERU II — ORC Rating

GPH

689.3

OSN

665.1

LOA

10 m

Displacement

5197 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5796

Medium

0.8076

High

0.9501

Triple Offshore

Low

0.7482

Medium

0.989

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: 23.93 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

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.

6,44.6,4.18524,52,4.59,60,4.87,75,5.04,90,5.03,110,5.15,120,4.99,135,4.49,145,4.004141,150,3.79
8,42.2,4.954073,52,5.51,60,5.77,75,5.96,90,6.07,110,6.21,120,6.08,135,5.6,149.2,4.912919,150,4.87
10,41,5.525304,52,6.13,60,6.33,75,6.48,90,6.64,110,6.76,120,6.69,135,6.4,150,5.79,151.8,5.696108
12,39.5,5.89665,52,6.48,60,6.64,75,6.78,90,6.95,110,7.09,120,7.05,135,6.85,150,6.46,158.4,6.130506
14,38.2,6.095257,52,6.69,60,6.84,75,6.98,90,7.15,110,7.36,120,7.34,135,7.16,150,6.86,171.8,6.324662
16,37.6,6.222472,52,6.83,60,6.98,75,7.15,90,7.25,110,7.62,120,7.64,135,7.45,150,7.15,178.1,6.703686
20,37.4,6.293943,52,6.94,60,7.13,75,7.4,90,7.54,110,8.07,120,8.31,135,8.16,150,7.73,179,7.271107
24,38.3,6.294787,52,6.94,60,7.16,75,7.55,90,7.85,110,8.39,120,8.93,135,9.09,150,8.5,178.1,7.844313

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.59	4.87	5.04	5.03	5.15	4.99	4.49	3.79
8	5.51	5.77	5.96	6.07	6.21	6.08	5.6	4.87
10	6.13	6.33	6.48	6.64	6.76	6.69	6.4	5.79
12	6.48	6.64	6.78	6.95	7.09	7.05	6.85	6.46
14	6.69	6.84	6.98	7.15	7.36	7.34	7.16	6.86
16	6.83	6.98	7.15	7.25	7.62	7.64	7.45	7.15
20	6.94	7.13	7.4	7.54	8.07	8.31	8.16	7.73
24	6.94	7.16	7.55	7.85	8.39	8.93	9.09	8.5

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.6°	2.98	145°	3.28
8	42.2°	3.67	149.2°	4.22
10	41°	4.17	151.8°	5.02
12	39.5°	4.55	158.4°	5.7
14	38.2°	4.79	171.8°	6.26
16	37.6°	4.93	178.1°	6.7
20	37.4°	5	179°	7.27
24	38.3°	4.94	178.1°	7.84

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