AMERICA JANE II — ORC Rating

GPH

654.4

OSN

636.6

LOA

11.738 m

Displacement

6680 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7096

Medium

0.9456

High

1.0861

Triple Offshore

Low

0.907

Medium

1.1614

High

1.29

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.

6,41.7,4.513565,52,5.05,60,5.28,75,5.46,90,5.39,110,5.33,120,5.2,135,4.76,146.8,4.230582,150,4.09
8,40.7,5.249729,52,5.94,60,6.22,75,6.4,90,6.36,110,6.47,120,6.35,135,5.83,150,5.09,151,5.030758
10,41.7,5.933262,52,6.54,60,6.73,75,6.87,90,6.88,110,7.05,120,6.99,135,6.71,149.6,6.02889,150,6.01
12,41,6.214311,52,6.8,60,6.97,75,7.12,90,7.17,110,7.38,120,7.36,135,7.15,150,6.74,156.5,6.455411
14,40.2,6.323678,52,6.92,60,7.11,75,7.31,90,7.39,110,7.6,120,7.7,135,7.5,150,7.15,175.3,6.541998
16,39.7,6.3816,52,6.99,60,7.18,75,7.45,90,7.59,110,7.75,120,7.99,135,7.86,150,7.47,180,6.98
20,39.9,6.439291,52,7.04,60,7.25,75,7.61,90,7.92,110,8.03,120,8.32,135,8.51,150,8.13,180,7.62

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.05	5.28	5.46	5.39	5.33	5.2	4.76	4.09
8	5.94	6.22	6.4	6.36	6.47	6.35	5.83	5.09
10	6.54	6.73	6.87	6.88	7.05	6.99	6.71	6.01
12	6.8	6.97	7.12	7.17	7.38	7.36	7.15	6.74
14	6.92	7.11	7.31	7.39	7.6	7.7	7.5	7.15
16	6.99	7.18	7.45	7.59	7.75	7.99	7.86	7.47
20	7.04	7.25	7.61	7.92	8.03	8.32	8.51	8.13

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.37	146.8°	3.54
8	40.7°	3.98	151°	4.4
10	41.7°	4.43	149.6°	5.2
12	41°	4.69	156.5°	5.92
14	40.2°	4.83	175.3°	6.52
16	39.7°	4.91	180°	6.98
20	39.9°	4.94	180°	7.62

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