THORA — ORC Rating | RegattaPages

GPH

589.2

OSN

573.1

LOA

11 m

Displacement

5527 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6973

Medium

0.9309

High

1.0437

Triple Offshore

Low

0.9002

Medium

1.1455

High

1.2677

Boat Specifications

Dimensions

Length overall: 11 m
Beam: 3.6 m
Draft: 2.06 m
Displacement: 5527 kg
Crew weight: 740 kg
Wetted surface: 27.99 m²

Sails

Mainsail: 41.16 m²
Genoa: 34.88 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 128.47 m²

Design

Type: J-112E
Builder: J/Composites
Designer: Johnstone
Year built: 2015
Stability index: 120.4

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.

6,43,4.963399,52,5.55,60,5.86,75,6.17,90,6.39,110,6.16,120,5.99,135,5.37,143.9,4.876299,150,4.54
8,41.2,5.900999,52,6.57,60,6.81,75,7.11,90,7.3,110,7.24,120,7.15,135,6.66,147.5,5.892875,150,5.74
10,39.3,6.44836,52,7.14,60,7.32,75,7.53,90,7.76,110,7.8,120,7.76,135,7.46,148.9,6.820302,150,6.75
12,38.1,6.684161,52,7.4,60,7.58,75,7.76,90,8.07,110,8.19,120,8.25,135,7.98,150,7.42,150.5,7.387784
14,37.6,6.790446,52,7.52,60,7.73,75,7.99,90,8.28,110,8.56,120,8.69,135,8.5,150,7.8,150.2,7.790123
16,37.6,6.878797,52,7.6,60,7.81,75,8.15,90,8.44,110,8.93,120,9.11,135,9.05,150,8.15,173.9,7.261113
20,37.8,6.948004,52,7.67,60,7.91,75,8.34,90,8.75,110,9.62,120,10.06,135,10.47,150,8.9,175.7,8.012554

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.55	5.86	6.17	6.39	6.16	5.99	5.37	4.54
8	6.57	6.81	7.11	7.3	7.24	7.15	6.66	5.74
10	7.14	7.32	7.53	7.76	7.8	7.76	7.46	6.75
12	7.4	7.58	7.76	8.07	8.19	8.25	7.98	7.42
14	7.52	7.73	7.99	8.28	8.56	8.69	8.5	7.8
16	7.6	7.81	8.15	8.44	8.93	9.11	9.05	8.15
20	7.67	7.91	8.34	8.75	9.62	10.06	10.47	8.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.63	143.9°	3.94
8	41.2°	4.44	147.5°	4.97
10	39.3°	4.99	148.9°	5.84
12	38.1°	5.26	150.5°	6.43
14	37.6°	5.38	150.2°	6.76
16	37.6°	5.45	173.9°	7.22
20	37.8°	5.49	175.7°	7.99

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