Gezzabelle — ORC Rating

GPH

608.1

OSN

592.8

LOA

9.99 m

Displacement

2910 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6668

Medium

0.9042

High

1.0309

Triple Offshore

Low

0.8682

Medium

1.1096

High

1.2481

Boat Specifications

Dimensions

Length overall: 9.99 m
Beam: 2.74 m
Draft: 1.79 m
Displacement: 2910 kg
Crew weight: 540 kg
Wetted surface: 20.14 m²

Sails

Mainsail: 28.19 m²
Genoa: 28.63 m²
Spinnaker: 88.67 m²
Asymmetric spinnaker: 67.22 m²

Design

Type: Adams 10
Builder: Blueline Yachts
Designer: Joe adams
Year built: 1974
Stability index: 121.3

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.

6,43.3,4.740491,52,5.3,60,5.62,75,6.12,90,6.34,110,6.11,120,5.76,135,5.19,141.7,4.842144,150,4.38
8,42,5.705483,52,6.37,60,6.62,75,6.94,90,7.12,110,7.03,120,6.91,135,6.47,146.9,5.670161,150,5.49
10,40,6.279009,52,6.9,60,7.06,75,7.2,90,7.5,110,7.53,120,7.48,135,7.18,150,6.54,150.5,6.503088
12,38.5,6.427227,52,7.07,60,7.27,75,7.51,90,7.75,110,8.09,120,8.04,135,7.74,150,7.2,158.3,6.86662
14,37.8,6.492397,52,7.16,60,7.37,75,7.75,90,7.99,110,8.61,120,8.59,135,8.42,150,7.71,171.8,6.991479
16,37.6,6.538013,52,7.21,60,7.43,75,7.89,90,8.32,110,9.01,120,9.23,135,9.23,150,8.33,175.4,7.403849
20,37.6,6.613743,52,7.27,60,7.5,75,8.02,90,8.71,110,9.69,120,10.41,135,10.82,149.6,9.970856,150,9.93

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.3	5.62	6.12	6.34	6.11	5.76	5.19	4.38
8	6.37	6.62	6.94	7.12	7.03	6.91	6.47	5.49
10	6.9	7.06	7.2	7.5	7.53	7.48	7.18	6.54
12	7.07	7.27	7.51	7.75	8.09	8.04	7.74	7.2
14	7.16	7.37	7.75	7.99	8.61	8.59	8.42	7.71
16	7.21	7.43	7.89	8.32	9.01	9.23	9.23	8.33
20	7.27	7.5	8.02	8.71	9.69	10.41	10.82	9.93

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	3.45	141.7°	3.8
8	42°	4.24	146.9°	4.75
10	40°	4.81	150.5°	5.66
12	38.5°	5.03	158.3°	6.38
14	37.8°	5.13	171.8°	6.92
16	37.6°	5.18	175.4°	7.38
20	37.6°	5.24	149.6°	8.6

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