Chicken — ORC Rating | RegattaPages

GPH

656.5

OSN

637.8

LOA

9.85 m

Displacement

3861 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6176

Medium

0.8413

High

0.9633

Triple Offshore

Low

0.7974

Medium

1.0325

High

1.153

Boat Specifications

Dimensions

Length overall: 9.85 m
Beam: 3.21 m
Draft: 1.94 m
Displacement: 3861 kg
Crew weight: 586 kg
Wetted surface: 22.2 m²

Sails

Mainsail: 26.89 m²
Genoa: 32.15 m²
Spinnaker: 64.82 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 31.7 HR
Builder: Beneteau
Designer: Groupe Finot
Year built: 1998

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.

6,42.8,4.524826,52,5.07,60,5.36,75,5.58,90,5.51,110,5.29,120,5.13,135,4.63,146,4.089079,150,3.91
8,41.2,5.316216,52,5.99,60,6.26,75,6.46,90,6.44,110,6.41,120,6.24,135,5.7,150,4.953665
10,40.1,5.922177,52,6.55,60,6.73,75,6.87,90,6.9,110,6.98,120,6.9,135,6.56,150,5.86,152,5.753456
12,39,6.176446,52,6.8,60,6.97,75,7.13,90,7.18,110,7.36,120,7.3,135,7.03,150,6.6,158,6.255502
14,38.2,6.235232,52,6.89,60,7.08,75,7.33,90,7.45,110,7.75,120,7.71,135,7.4,150,7.03,180,6.42
16,37.9,6.260423,52,6.93,60,7.13,75,7.47,90,7.71,110,8.09,120,8.15,135,7.83,150,7.37,180,6.9
20,38.6,6.282625,52,6.93,60,7.15,75,7.57,90,8.08,110,8.5,120,8.95,135,8.8,150,8.18,180,7.59

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.36	5.58	5.51	5.29	5.13	4.63	3.91
8	5.99	6.26	6.46	6.44	6.41	6.24	5.7	4.95
10	6.55	6.73	6.87	6.9	6.98	6.9	6.56	5.86
12	6.8	6.97	7.13	7.18	7.36	7.3	7.03	6.6
14	6.89	7.08	7.33	7.45	7.75	7.71	7.4	7.03
16	6.93	7.13	7.47	7.71	8.09	8.15	7.83	7.37
20	6.93	7.15	7.57	8.08	8.5	8.95	8.8	8.18

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.32	146°	3.39
8	41.2°	4	150°	4.29
10	40.1°	4.53	152°	5.08
12	39°	4.8	158°	5.8
14	38.2°	4.9	180°	6.42
16	37.9°	4.94	180°	6.9
20	38.6°	4.91	180°	7.59

Loading polar chart…