GREYHOUND — ORC Rating

GPH

761.6

OSN

740

LOA

7 m

Displacement

1254 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.549

Medium

0.7335

High

0.8228

Triple Offshore

Low

0.7003

Medium

0.8835

High

0.9743

Boat Specifications

Dimensions

Length overall: 7 m
Beam: 2.39 m
Draft: 1.43 m
Displacement: 1254 kg
Crew weight: 340 kg
Wetted surface: 10.56 m²

Sails

Mainsail: 15.64 m²
Genoa: 15.17 m²
Spinnaker: 29.18 m²
Asymmetric spinnaker: 0 m²

Design

Type: SPRINTA-SPORT OD
Builder: DEHLER
Designer: DEHLER/V.D.STADT
Year built: 1977
Stability index: 109.2

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.

6,41.4,3.959414,52,4.45,60,4.69,75,4.85,90,4.77,110,4.67,120,4.5,135,4.05,149.3,3.523861,150,3.5
8,41.4,4.692638,52,5.2,60,5.37,75,5.46,90,5.47,110,5.48,120,5.37,135,4.95,150,4.37,153.8,4.235123
10,39.3,5.09149,52,5.55,60,5.65,75,5.75,90,5.84,110,5.86,120,5.78,135,5.56,150,5.15,155.9,4.929701
12,38.1,5.24821,52,5.72,60,5.85,75,5.99,90,6.13,110,6.22,120,6.12,135,5.89,150,5.63,170,5.209139
14,37.6,5.28847,52,5.79,60,5.96,75,6.2,90,6.31,110,6.57,120,6.48,135,6.24,150,5.94,179,5.58085
16,37.6,5.313713,52,5.83,60,6.02,75,6.33,90,6.52,110,6.86,120,6.83,135,6.58,150,6.26,179,5.880896
20,38.4,5.320958,52,5.83,60,6.05,75,6.43,90,6.81,110,7.18,120,7.43,135,7.28,150,6.91,179,6.490989

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.45	4.69	4.85	4.77	4.67	4.5	4.05	3.5
8	5.2	5.37	5.46	5.47	5.48	5.37	4.95	4.37
10	5.55	5.65	5.75	5.84	5.86	5.78	5.56	5.15
12	5.72	5.85	5.99	6.13	6.22	6.12	5.89	5.63
14	5.79	5.96	6.2	6.31	6.57	6.48	6.24	5.94
16	5.83	6.02	6.33	6.52	6.86	6.83	6.58	6.26
20	5.83	6.05	6.43	6.81	7.18	7.43	7.28	6.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.4°	2.97	149.3°	3.03
8	41.4°	3.52	153.8°	3.8
10	39.3°	3.94	155.9°	4.5
12	38.1°	4.13	170°	5.13
14	37.6°	4.19	179°	5.58
16	37.6°	4.21	179°	5.88
20	38.4°	4.17	179°	6.49

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