ELEVEN — ORC Rating | RegattaPages

GPH

652.9

OSN

636.2

LOA

8.032 m

Displacement

1437 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6458

Medium

0.8332

High

0.9451

Triple Offshore

Low

0.8249

Medium

1.0247

High

1.1513

Boat Specifications

Dimensions

Length overall: 8.032 m
Beam: 2.49 m
Draft: 1.5 m
Displacement: 1437 kg
Crew weight: 339 kg
Wetted surface: 12.91 m²

Sails

Mainsail: 21.41 m²
Genoa: 19.07 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 63.38 m²

Design

Type: J-80 OD
Builder: J-COMPOSITE
Designer: JOHNSTONE
Year built: 1995
Stability index: 107.3

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.

6,43,4.5532,52,5.09,60,5.4,75,5.65,90,5.58,110,5.68,120,5.54,135,5,145.1,4.499167,150,4.27
8,41.8,5.446185,52,5.98,60,6.16,75,6.28,90,6.33,110,6.49,120,6.44,135,6.11,147.8,5.495199,150,5.37
10,39.3,5.750541,52,6.31,60,6.47,75,6.65,90,6.68,110,7.04,120,7.04,135,6.73,150,6.18,150.9,6.122877
12,38.2,5.828033,52,6.42,60,6.63,75,6.96,90,7.1,110,7.42,120,7.67,135,7.38,149.6,6.712937,150,6.68
14,38.1,5.896294,52,6.48,60,6.72,75,7.15,90,7.49,110,7.76,120,8.17,135,8.14,146.6,7.450459,150,7.19
16,38.1,5.896294,52,6.51,60,6.77,75,7.27,90,7.79,110,8.08,120,8.61,135,9.06,144.3,8.361209,150,7.84
20,38.7,5.983878,52,6.6,60,6.92,75,7.38,90,8.08,110,8.71,120,9.5,135,11.15,141.8,11.312492,150,10.26

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.09	5.4	5.65	5.58	5.68	5.54	5	4.27
8	5.98	6.16	6.28	6.33	6.49	6.44	6.11	5.37
10	6.31	6.47	6.65	6.68	7.04	7.04	6.73	6.18
12	6.42	6.63	6.96	7.1	7.42	7.67	7.38	6.68
14	6.48	6.72	7.15	7.49	7.76	8.17	8.14	7.19
16	6.51	6.77	7.27	7.79	8.08	8.61	9.06	7.84
20	6.6	6.92	7.38	8.08	8.71	9.5	11.15	10.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.33	145.1°	3.69
8	41.8°	4.06	147.8°	4.65
10	39.3°	4.45	150.9°	5.35
12	38.2°	4.58	149.6°	5.79
14	38.1°	4.64	146.6°	6.22
16	38.1°	4.64	144.3°	6.79
20	38.7°	4.67	141.8°	8.89

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