CESMA 3 — ORC Rating | RegattaPages

GPH

683.4

OSN

664.5

LOA

9.296 m

Displacement

2504 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.591

Medium

0.7996

High

0.9161

Triple Offshore

Low

0.764

Medium

0.9922

High

1.1135

Boat Specifications

Dimensions

Length overall: 9.296 m
Beam: 3.2 m
Draft: 1.75 m
Displacement: 2504 kg
Crew weight: 417 kg
Wetted surface: 16.31 m²

Sails

Mainsail: 25.24 m²
Genoa: 17.31 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 58.58 m²

Design

Type: PROTO 1/2 TON
Year built: 1979
Stability index: 108.5

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.

6,42,4.117636,52,4.65,60,4.89,75,5.08,90,5.33,110,5.32,120,5.11,135,4.59,146,4.101141,150,3.93
8,41.8,4.936443,52,5.56,60,5.83,75,6.02,90,6.3,110,6.35,120,6.21,135,5.69,147.1,5.061814,150,4.9
10,41.2,5.582027,52,6.15,60,6.34,75,6.49,90,6.78,110,6.87,120,6.77,135,6.46,147.5,5.952159,150,5.8
12,39.4,5.888187,52,6.46,60,6.63,75,6.79,90,7.1,110,7.33,120,7.25,135,6.92,149.8,6.386857,150,6.38
14,38.8,6.017928,52,6.63,60,6.83,75,7.06,90,7.28,110,7.71,120,7.68,135,7.38,150,6.73,171.8,6.01146
16,38.4,6.061043,52,6.7,60,6.95,75,7.28,90,7.43,110,8.02,120,8.1,135,7.79,150,7.07,175.4,6.450779
20,38.8,6.12058,52,6.73,60,7.03,75,7.49,90,7.85,110,8.45,120,9.05,135,8.83,150,7.72,176.3,7.134872

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.65	4.89	5.08	5.33	5.32	5.11	4.59	3.93
8	5.56	5.83	6.02	6.3	6.35	6.21	5.69	4.9
10	6.15	6.34	6.49	6.78	6.87	6.77	6.46	5.8
12	6.46	6.63	6.79	7.1	7.33	7.25	6.92	6.38
14	6.63	6.83	7.06	7.28	7.71	7.68	7.38	6.73
16	6.7	6.95	7.28	7.43	8.02	8.1	7.79	7.07
20	6.73	7.03	7.49	7.85	8.45	9.05	8.83	7.72

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.06	146°	3.4
8	41.8°	3.68	147.1°	4.25
10	41.2°	4.2	147.5°	5.02
12	39.4°	4.55	149.8°	5.52
14	38.8°	4.69	171.8°	5.95
16	38.4°	4.75	175.4°	6.43
20	38.8°	4.77	176.3°	7.12

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