Gezzabelle — ORC Rating

GPH

608

OSN

591.6

LOA

10.51 m

Displacement

2910 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7569

Medium

1.0217

High

1.1664

Triple Offshore

Low

0.9764

Medium

1.2486

High

1.4034

Boat Specifications

Dimensions

Length overall: 10.51 m
Beam: 2.74 m
Draft: 1.79 m
Displacement: 2910 kg
Crew weight: 620 kg
Wetted surface: 20.44 m²

Sails

Mainsail: 28.19 m²
Genoa: 28.63 m²
Spinnaker: 93.96 m²
Asymmetric spinnaker: 0 m²

Design

Type: Adams 10
Builder: Blueline Yachts
Designer: Joe adams
Year built: 1974

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.

6,42.9,4.777877,52,5.37,60,5.7,75,5.95,90,5.86,110,5.96,120,5.83,135,5.24,142,4.88572,150,4.44
8,41.6,5.683352,52,6.39,60,6.65,75,6.84,90,6.82,110,7.02,120,6.96,135,6.55,147.3,5.668377,150,5.51
10,40,6.279009,52,6.91,60,7.08,75,7.22,90,7.24,110,7.51,120,7.52,135,7.24,149.5,6.603769,150,6.57
12,38.4,6.456606,52,7.12,60,7.31,75,7.53,90,7.58,110,7.85,120,8.08,135,7.8,150,7.24,157.6,6.922316
14,37.7,6.534184,52,7.21,60,7.42,75,7.79,90,7.97,110,8.14,120,8.54,135,8.49,150,7.74,180,6.97
16,37.2,6.565981,52,7.26,60,7.49,75,7.95,90,8.33,110,8.46,120,8.89,135,9.29,150,8.35,180,7.42
20,37.2,6.59109,52,7.28,60,7.53,75,8.09,90,8.78,110,9.14,120,9.67,135,10.92,147.9,10.140217,150,9.92

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.37	5.7	5.95	5.86	5.96	5.83	5.24	4.44
8	6.39	6.65	6.84	6.82	7.02	6.96	6.55	5.51
10	6.91	7.08	7.22	7.24	7.51	7.52	7.24	6.57
12	7.12	7.31	7.53	7.58	7.85	8.08	7.8	7.24
14	7.21	7.42	7.79	7.97	8.14	8.54	8.49	7.74
16	7.26	7.49	7.95	8.33	8.46	8.89	9.29	8.35
20	7.28	7.53	8.09	8.78	9.14	9.67	10.92	9.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.5	142°	3.85
8	41.6°	4.25	147.3°	4.77
10	40°	4.81	149.5°	5.69
12	38.4°	5.06	157.6°	6.4
14	37.7°	5.17	180°	6.97
16	37.2°	5.23	180°	7.42
20	37.2°	5.25	147.9°	8.59

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