CHER — ORC Rating | RegattaPages

GPH

740.7

OSN

713.2

LOA

11 m

Displacement

5867 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5189

Medium

0.7337

High

0.884

Triple Offshore

Low

0.6739

Medium

0.929

High

1.0833

Boat Specifications

Dimensions

Length overall: 11 m
Beam: 3.54 m
Draft: 1.86 m
Displacement: 5867 kg
Crew weight: 500 kg
Wetted surface: 26.59 m²

Sails

Mainsail: 24.71 m²
Genoa: 28.98 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 58.44 m²

Design

Type: GIBSEA 105 (scoop)
Builder: GILBERT MARINE
Designer: JOUBERT & NIVELT
Year built: 1982
Stability index: 107.5

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.

6,45.4,3.759864,52,4.12,60,4.39,75,4.55,90,4.55,110,4.61,120,4.43,135,3.98,144.3,3.608003,150,3.39
8,43.8,4.586011,52,5.07,60,5.34,75,5.53,90,5.64,110,5.72,120,5.54,135,5.07,145.2,4.627661,150,4.38
10,42.3,5.137696,52,5.73,60,6,75,6.23,90,6.44,110,6.54,120,6.41,135,5.96,145.2,5.492303,150,5.21
12,41.7,5.611821,52,6.23,60,6.48,75,6.7,90,6.94,110,7.05,120,6.97,135,6.65,145.3,6.203293,150,5.89
14,40.8,5.931347,52,6.58,60,6.79,75,7,90,7.24,110,7.39,120,7.33,135,7.09,146.6,6.63594,150,6.4
16,40.5,6.141456,52,6.78,60,6.99,75,7.21,90,7.43,110,7.68,120,7.65,135,7.42,150,6.79,173.9,6.044223
20,40.5,6.233512,52,6.9,60,7.15,75,7.48,90,7.66,110,8.16,120,8.23,135,8.01,150,7.36,176.6,6.892131

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.12	4.39	4.55	4.55	4.61	4.43	3.98	3.39
8	5.07	5.34	5.53	5.64	5.72	5.54	5.07	4.38
10	5.73	6	6.23	6.44	6.54	6.41	5.96	5.21
12	6.23	6.48	6.7	6.94	7.05	6.97	6.65	5.89
14	6.58	6.79	7	7.24	7.39	7.33	7.09	6.4
16	6.78	6.99	7.21	7.43	7.68	7.65	7.42	6.79
20	6.9	7.15	7.48	7.66	8.16	8.23	8.01	7.36

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.4°	2.64	144.3°	2.93
8	43.8°	3.31	145.2°	3.8
10	42.3°	3.8	145.2°	4.51
12	41.7°	4.19	145.3°	5.1
14	40.8°	4.49	146.6°	5.54
16	40.5°	4.67	173.9°	6.01
20	40.5°	4.74	176.6°	6.88

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