DANCING BEAR — ORC Rating

GPH

621.1

OSN

603.4

LOA

11.918 m

Displacement

6988 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.675

Medium

0.8933

High

1.0153

Triple Offshore

Low

0.8587

Medium

1.0843

High

1.1938

Boat Specifications

Dimensions

Length overall: 11.918 m
Beam: 3.88 m
Draft: 2.41 m
Displacement: 6988 kg
Crew weight: 653 kg
Wetted surface: 29.74 m²

Sails

Mainsail: 37.04 m²
Genoa: 56.55 m²
Spinnaker: 112.81 m²
Asymmetric spinnaker: 0 m²

Design

Type: Northeast 39
Builder: C&C Custom
Designer: Rob Ball
Year built: 1984

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.

6,41.4,5.012591,52,5.59,60,5.82,75,5.94,90,5.8,110,5.54,120,5.39,135,4.89,144.8,4.405583,150,4.15
8,39.7,5.809725,52,6.47,60,6.64,75,6.74,90,6.66,110,6.63,120,6.5,135,6.01,149.6,5.263685,150,5.25
10,38.3,6.256559,52,6.91,60,7.05,75,7.16,90,7.14,110,7.23,120,7.16,135,6.82,150,6.17,152.3,6.053805
12,37.4,6.432409,52,7.11,60,7.26,75,7.41,90,7.44,110,7.59,120,7.57,135,7.32,150,6.87,157.6,6.543752
14,37.2,6.528317,52,7.2,60,7.36,75,7.57,90,7.67,110,7.85,120,7.91,135,7.71,150,7.33,169.6,6.750907
16,37,6.586234,52,7.25,60,7.42,75,7.68,90,7.84,110,8.05,120,8.19,135,8.06,150,7.69,177.2,7.138522
20,37,6.64884,52,7.31,60,7.5,75,7.81,90,8.1,110,8.33,120,8.66,135,8.76,150,8.35,178.6,7.812332
24,37.8,6.656922,52,7.32,60,7.53,75,7.91,90,8.26,110,8.42,120,9.01,135,9.62,150,9.1,178.6,8.44252

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.59	5.82	5.94	5.8	5.54	5.39	4.89	4.15
8	6.47	6.64	6.74	6.66	6.63	6.5	6.01	5.25
10	6.91	7.05	7.16	7.14	7.23	7.16	6.82	6.17
12	7.11	7.26	7.41	7.44	7.59	7.57	7.32	6.87
14	7.2	7.36	7.57	7.67	7.85	7.91	7.71	7.33
16	7.25	7.42	7.68	7.84	8.05	8.19	8.06	7.69
20	7.31	7.5	7.81	8.1	8.33	8.66	8.76	8.35
24	7.32	7.53	7.91	8.26	8.42	9.01	9.62	9.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.4°	3.76	144.8°	3.6
8	39.7°	4.47	149.6°	4.54
10	38.3°	4.91	152.3°	5.36
12	37.4°	5.11	157.6°	6.05
14	37.2°	5.2	169.6°	6.64
16	37°	5.26	177.2°	7.13
20	37°	5.31	178.6°	7.81
24	37.8°	5.26	178.6°	8.44

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