RADICAL CONCEPT — ORC Rating

GPH

602.9

OSN

585.9

LOA

10.94 m

Displacement

4553 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7431

Medium

1.0256

High

1.1871

Triple Offshore

Low

0.9679

Medium

1.2671

High

1.4389

Boat Specifications

Dimensions

Length overall: 10.94 m
Beam: 3.76 m
Draft: 1.84 m
Displacement: 4553 kg
Crew weight: 600 kg
Wetted surface: 27.64 m²

Sails

Mainsail: 43.24 m²
Genoa: 29.45 m²
Spinnaker: 101.06 m²
Asymmetric spinnaker: 0 m²

Design

Type: YOUNG 11 Mod
Builder: LAND Roger
Designer: YOUG Jim
Year built: 1982

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.

6,43.6,4.736445,52,5.31,60,5.67,75,5.97,90,5.88,110,5.93,120,5.77,135,5.21,139.1,4.974509,150,4.34
8,42,5.651657,52,6.38,60,6.71,75,6.97,90,7.01,110,7.14,120,7.03,135,6.47,147.8,5.530652,150,5.41
10,41.2,6.392749,52,7.07,60,7.28,75,7.45,90,7.52,110,7.73,120,7.66,135,7.34,147.2,6.70976,150,6.51
12,39.6,6.6579,52,7.35,60,7.56,75,7.77,90,7.82,110,8.22,120,8.2,135,7.85,150,7.34,156.2,7.038562
14,38.9,6.771663,52,7.47,60,7.71,75,8.05,90,8.19,110,8.6,120,8.82,135,8.42,150,7.8,171.7,7.114519
16,38.6,6.820039,52,7.54,60,7.79,75,8.28,90,8.58,110,8.91,120,9.37,135,9.1,150,8.32,180,7.56
20,38.1,6.912896,52,7.63,60,7.88,75,8.48,90,9.19,110,9.55,120,10.12,135,10.78,150,9.62,180,8.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.31	5.67	5.97	5.88	5.93	5.77	5.21	4.34
8	6.38	6.71	6.97	7.01	7.14	7.03	6.47	5.41
10	7.07	7.28	7.45	7.52	7.73	7.66	7.34	6.51
12	7.35	7.56	7.77	7.82	8.22	8.2	7.85	7.34
14	7.47	7.71	8.05	8.19	8.6	8.82	8.42	7.8
16	7.54	7.79	8.28	8.58	8.91	9.37	9.1	8.32
20	7.63	7.88	8.48	9.19	9.55	10.12	10.78	9.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.43	139.1°	3.76
8	42°	4.2	147.8°	4.68
10	41.2°	4.81	147.2°	5.64
12	39.6°	5.13	156.2°	6.44
14	38.9°	5.27	171.7°	7.04
16	38.6°	5.33	180°	7.56
20	38.1°	5.44	180°	8.51

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