KEIRA — ORC Rating | RegattaPages

GPH

639.7

OSN

624.8

LOA

12.222 m

Displacement

9585 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6298

Medium

0.8455

High

0.9859

Triple Offshore

Low

0.8223

Medium

1.0561

High

1.184

Boat Specifications

Dimensions

Length overall: 12.222 m
Beam: 3.89 m
Draft: 2 m
Displacement: 9585 kg
Crew weight: 400 kg
Wetted surface: 34.57 m²

Sails

Mainsail: 38.59 m²
Genoa: 49.28 m²
Spinnaker: 109.69 m²
Asymmetric spinnaker: 111.15 m²

Design

Type: Zuanelli 40
Builder: Zuanelli
Designer: Sparkman&Stephens
Year built: 1988

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.

6,45,4.709331,52,5.18,60,5.56,75,5.97,90,6.01,110,5.48,120,5.33,135,4.83,146,4.282074,150,4.1
8,43.5,5.45925,52,6.12,60,6.54,75,6.9,90,6.92,110,6.61,120,6.43,135,5.89,150,5.16,151,5.110793
10,43.9,6.092559,52,6.75,60,7.07,75,7.31,90,7.34,110,7.28,120,7.19,135,6.8,150,6.05,152,5.945993
12,42,6.351386,52,7.04,60,7.31,75,7.54,90,7.6,110,7.63,120,7.57,135,7.33,150,6.84,155,6.5982
14,41.6,6.579316,52,7.19,60,7.44,75,7.71,90,7.82,110,7.93,120,7.89,135,7.67,150,7.32,172,6.67496
16,40.9,6.641499,52,7.28,60,7.52,75,7.81,90,8.02,110,8.21,120,8.21,135,7.98,150,7.64,180,7.15
20,40.9,6.694419,52,7.35,60,7.6,75,7.93,90,8.33,110,8.55,120,8.82,135,8.67,150,8.25,180,7.78

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.18	5.56	5.97	6.01	5.48	5.33	4.83	4.1
8	6.12	6.54	6.9	6.92	6.61	6.43	5.89	5.16
10	6.75	7.07	7.31	7.34	7.28	7.19	6.8	6.05
12	7.04	7.31	7.54	7.6	7.63	7.57	7.33	6.84
14	7.19	7.44	7.71	7.82	7.93	7.89	7.67	7.32
16	7.28	7.52	7.81	8.02	8.21	8.21	7.98	7.64
20	7.35	7.6	7.93	8.33	8.55	8.82	8.67	8.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	3.33	146°	3.55
8	43.5°	3.96	151°	4.47
10	43.9°	4.39	152°	5.25
12	42°	4.72	155°	5.98
14	41.6°	4.92	172°	6.61
16	40.9°	5.02	180°	7.15
20	40.9°	5.06	180°	7.78

Loading polar chart…