AMERICA JANE II — ORC Rating

GPH

656.8

OSN

639

LOA

11.738 m

Displacement

6680 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7061

Medium

0.9414

High

1.0793

Triple Offshore

Low

0.9031

Medium

1.1573

High

1.2842

Boat Specifications

Dimensions

Length overall: 11.738 m
Beam: 3.56 m
Draft: 1.95 m
Displacement: 6680 kg
Crew weight: 170 kg
Wetted surface: 27.38 m²

Sails

Mainsail: 29.83 m²
Genoa: 48.69 m²
Spinnaker: 107.68 m²
Asymmetric spinnaker: 0 m²

Design

Type: one-off 1-ton
Builder: Jachtw. Huisman
Designer: Sparkman%Stephens
Year built: 1973

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.

6,41.9,4.487368,52,5.01,60,5.25,75,5.44,90,5.39,110,5.32,120,5.2,135,4.76,146.8,4.230582,150,4.09
8,40.8,5.218,52,5.89,60,6.17,75,6.37,90,6.34,110,6.45,120,6.34,135,5.84,150,5.09,150.9,5.035637
10,41.8,5.888855,52,6.5,60,6.7,75,6.85,90,6.86,110,7.04,120,6.99,135,6.71,149.7,6.022732,150,6.01
12,41.2,6.193391,52,6.78,60,6.95,75,7.1,90,7.15,110,7.37,120,7.36,135,7.15,150,6.74,156.5,6.455411
14,40.4,6.303032,52,6.9,60,7.09,75,7.29,90,7.37,110,7.59,120,7.69,135,7.5,150,7.15,175.2,6.542947
16,40.1,6.366667,52,6.96,60,7.16,75,7.43,90,7.57,110,7.75,120,7.99,135,7.86,150,7.47,180,6.98
20,40.5,6.404474,52,7,60,7.21,75,7.57,90,7.9,110,8.01,120,8.31,135,8.51,150,8.14,180,7.62

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.25	5.44	5.39	5.32	5.2	4.76	4.09
8	5.89	6.17	6.37	6.34	6.45	6.34	5.84	5.09
10	6.5	6.7	6.85	6.86	7.04	6.99	6.71	6.01
12	6.78	6.95	7.1	7.15	7.37	7.36	7.15	6.74
14	6.9	7.09	7.29	7.37	7.59	7.69	7.5	7.15
16	6.96	7.16	7.43	7.57	7.75	7.99	7.86	7.47
20	7	7.21	7.57	7.9	8.01	8.31	8.51	8.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.34	146.8°	3.54
8	40.8°	3.95	150.9°	4.4
10	41.8°	4.39	149.7°	5.2
12	41.2°	4.66	156.5°	5.92
14	40.4°	4.8	175.2°	6.52
16	40.1°	4.87	180°	6.98
20	40.5°	4.87	180°	7.62

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