AFRO BLUE — ORC Rating

GPH

593.5

OSN

579.7

LOA

12.006 m

Displacement

5531 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7031

Medium

0.924

High

1.0504

Triple Offshore

Low

0.904

Medium

1.1305

High

1.2529

Boat Specifications

Dimensions

Length overall: 12.006 m
Beam: 3.84 m
Draft: 2.27 m
Displacement: 5531 kg
Crew weight: 645 kg
Wetted surface: 25.76 m²

Sails

Mainsail: 52.32 m²
Genoa: 44.46 m²
Spinnaker: 93.12 m²
Asymmetric spinnaker: 92.38 m²

Design

Type: ONE TON
Builder: FRANKLIN
Designer: FARR DESIGN 209
Year built: 1988
Stability index: 114.3

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.

6,41.7,5.196627,52,5.84,60,6.16,75,6.41,90,6.32,110,5.97,120,5.76,135,5.17,144.3,4.679322,150,4.39
8,41.2,6.15352,52,6.81,60,7.02,75,7.17,90,7.12,110,7.07,120,6.91,135,6.35,147.9,5.583612,150,5.46
10,39.4,6.535241,52,7.2,60,7.38,75,7.54,90,7.53,110,7.6,120,7.49,135,7.15,148.8,6.523537,150,6.44
12,38.4,6.686288,52,7.35,60,7.55,75,7.8,90,7.86,110,8.06,120,7.96,135,7.61,150,7.14,158.3,6.791281
14,37.8,6.758168,52,7.44,60,7.65,75,8,90,8.17,110,8.47,120,8.43,135,8.08,150,7.58,173,6.982043
16,37.8,6.808791,52,7.49,60,7.72,75,8.12,90,8.41,110,8.74,120,8.88,135,8.54,150,8.01,179,7.411129
20,37.5,6.907389,52,7.6,60,7.82,75,8.25,90,8.7,110,9.16,120,9.64,135,9.57,150,8.88,179,8.211251

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.84	6.16	6.41	6.32	5.97	5.76	5.17	4.39
8	6.81	7.02	7.17	7.12	7.07	6.91	6.35	5.46
10	7.2	7.38	7.54	7.53	7.6	7.49	7.15	6.44
12	7.35	7.55	7.8	7.86	8.06	7.96	7.61	7.14
14	7.44	7.65	8	8.17	8.47	8.43	8.08	7.58
16	7.49	7.72	8.12	8.41	8.74	8.88	8.54	8.01
20	7.6	7.82	8.25	8.7	9.16	9.64	9.57	8.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.88	144.3°	3.8
8	41.2°	4.63	147.9°	4.73
10	39.4°	5.05	148.8°	5.58
12	38.4°	5.24	158.3°	6.31
14	37.8°	5.34	173°	6.93
16	37.8°	5.38	179°	7.41
20	37.5°	5.48	179°	8.21

Loading polar chart…