BIG EASY III — ORC Rating

GPH

570

OSN

554.1

LOA

14.835 m

Displacement

15450 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7947

Medium

1.0775

High

1.2587

Triple Offshore

Low

1.0271

Medium

1.34

High

1.5047

Boat Specifications

Dimensions

Length overall: 14.835 m
Beam: 4.3 m
Draft: 2.42 m
Displacement: 15450 kg
Crew weight: 950 kg
Wetted surface: 45.91 m²

Sails

Mainsail: 62.97 m²
Genoa: 74.4 m²
Spinnaker: 163.17 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 48 S
Builder: NAUTOR
Designer: FRERS
Year built: 1995

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.

6,43,5.209518,52,5.81,60,6.12,75,6.37,90,6.31,110,6,120,5.85,135,5.3,144,4.783583,150,4.47
8,41.2,6.087067,52,6.88,60,7.23,75,7.5,90,7.45,110,7.33,120,7.14,135,6.53,148.5,5.723399,150,5.64
10,41.3,6.828491,52,7.64,60,7.9,75,8.1,90,8.12,110,8.17,120,8.07,135,7.59,150,6.65,150.5,6.617984
12,41.2,7.269925,52,8,60,8.22,75,8.4,90,8.46,110,8.58,120,8.53,135,8.24,150,7.57,152.6,7.411451
14,40.1,7.4256,52,8.16,60,8.39,75,8.6,90,8.7,110,8.88,120,8.88,135,8.63,150,8.2,159.7,7.751451
16,39.4,7.49288,52,8.25,60,8.48,75,8.76,90,8.9,110,9.08,120,9.22,135,8.97,150,8.58,180,7.9
20,39.2,7.548928,52,8.33,60,8.56,75,8.94,90,9.29,110,9.42,120,9.77,135,9.76,150,9.24,180,8.69

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.81	6.12	6.37	6.31	6	5.85	5.3	4.47
8	6.88	7.23	7.5	7.45	7.33	7.14	6.53	5.64
10	7.64	7.9	8.1	8.12	8.17	8.07	7.59	6.65
12	8	8.22	8.4	8.46	8.58	8.53	8.24	7.57
14	8.16	8.39	8.6	8.7	8.88	8.88	8.63	8.2
16	8.25	8.48	8.76	8.9	9.08	9.22	8.97	8.58
20	8.33	8.56	8.94	9.29	9.42	9.77	9.76	9.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.81	144°	3.87
8	41.2°	4.58	148.5°	4.88
10	41.3°	5.13	150.5°	5.76
12	41.2°	5.47	152.6°	6.58
14	40.1°	5.68	159.7°	7.27
16	39.4°	5.79	180°	7.9
20	39.2°	5.85	180°	8.69

Loading polar chart…