KAIROS — ORC Rating | RegattaPages

GPH

576.9

OSN

561.7

LOA

12.244 m

Displacement

7132 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7023

Medium

0.95

High

1.0752

Triple Offshore

Low

0.9118

Medium

1.1737

High

1.3053

Boat Specifications

Dimensions

Length overall: 12.244 m
Beam: 3.67 m
Draft: 2.17 m
Displacement: 7132 kg
Crew weight: 826 kg
Wetted surface: 33.22 m²

Sails

Mainsail: 47.32 m²
Genoa: 52.16 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 164.98 m²

Design

Type: J-120
Builder: TILLOTSON-PEARSON
Designer: JOHNSTONE
Year built: 1994

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.

6,43.1,5.081062,52,5.67,60,6.01,75,6.3,90,6.41,110,6.19,120,6.06,135,5.37,144,4.857747,150,4.54
8,41.8,6.036412,52,6.77,60,7.07,75,7.28,90,7.47,110,7.42,120,7.33,135,6.78,147,5.878351,150,5.7
10,40.9,6.734109,52,7.41,60,7.6,75,7.75,90,7.95,110,7.99,120,7.96,135,7.68,146.8,7.062921,150,6.82
12,39.2,6.955337,52,7.65,60,7.84,75,8.03,90,8.27,110,8.36,120,8.43,135,8.16,150,7.62,150.8,7.560812
14,38.2,7.04963,52,7.76,60,7.96,75,8.24,90,8.53,110,8.77,120,8.92,135,8.68,150,7.98,151.5,7.8856
16,37.5,7.09646,52,7.82,60,8.03,75,8.38,90,8.74,110,9.21,120,9.3,135,9.28,150,8.32,175.5,7.412851
20,37.1,7.171659,52,7.86,60,8.1,75,8.54,90,9.1,110,9.98,120,10.18,135,10.7,150,9.27,177.5,8.177783

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.67	6.01	6.3	6.41	6.19	6.06	5.37	4.54
8	6.77	7.07	7.28	7.47	7.42	7.33	6.78	5.7
10	7.41	7.6	7.75	7.95	7.99	7.96	7.68	6.82
12	7.65	7.84	8.03	8.27	8.36	8.43	8.16	7.62
14	7.76	7.96	8.24	8.53	8.77	8.92	8.68	7.98
16	7.82	8.03	8.38	8.74	9.21	9.3	9.28	8.32
20	7.86	8.1	8.54	9.1	9.98	10.18	10.7	9.27

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.71	144°	3.93
8	41.8°	4.5	147°	4.93
10	40.9°	5.09	146.8°	5.91
12	39.2°	5.39	150.8°	6.6
14	38.2°	5.54	151.5°	6.93
16	37.5°	5.63	175.5°	7.39
20	37.1°	5.72	177.5°	8.17

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