DEFIANCE — ORC Rating

GPH

517.5

OSN

500.3

LOA

21.13 m

Displacement

39999 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7539

Medium

1.0538

High

1.2822

Triple Offshore

Low

0.9766

Medium

1.3217

High

1.5346

Boat Specifications

Dimensions

Length overall: 21.13 m
Beam: 5.46 m
Draft: 3.56 m
Displacement: 39999 kg
Crew weight: 1600 kg
Wetted surface: 84.96 m²

Sails

Mainsail: 105.73 m²
Genoa: 140.15 m²
Spinnaker: 328.57 m²
Asymmetric spinnaker: 272.92 m²

Design

Type: Swan 68
Builder: Nautor
Designer: Frers
Year built: 1991
Stability index: 140.9

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.

6,43.8,5.555862,52,6.17,60,6.55,75,6.85,90,6.77,110,6.45,120,6.3,135,5.69,142.4,5.237983,150,4.79
8,41.4,6.545697,52,7.36,60,7.74,75,8.06,90,7.96,110,7.87,120,7.7,135,7.05,146.9,6.26702,150,6.07
10,40.6,7.375493,52,8.39,60,8.77,75,9.03,90,8.99,110,9.09,120,8.93,135,8.25,149.3,7.233801,150,7.18
12,41.2,8.200263,52,9.07,60,9.34,75,9.53,90,9.55,110,9.72,120,9.64,135,9.21,150,8.22,150.5,8.180563
14,40.2,8.575588,52,9.42,60,9.65,75,9.83,90,9.88,110,10.1,120,10.06,135,9.77,150,9.12,154.3,8.833873
16,39,8.737097,52,9.63,60,9.85,75,10.06,90,10.13,110,10.41,120,10.42,135,10.16,150,9.68,160.4,9.171415
20,37.6,8.910883,52,9.81,60,10.07,75,10.42,90,10.59,110,10.87,120,11.12,135,10.94,150,10.41,177.2,9.711594

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.17	6.55	6.85	6.77	6.45	6.3	5.69	4.79
8	7.36	7.74	8.06	7.96	7.87	7.7	7.05	6.07
10	8.39	8.77	9.03	8.99	9.09	8.93	8.25	7.18
12	9.07	9.34	9.53	9.55	9.72	9.64	9.21	8.22
14	9.42	9.65	9.83	9.88	10.1	10.06	9.77	9.12
16	9.63	9.85	10.06	10.13	10.41	10.42	10.16	9.68
20	9.81	10.07	10.42	10.59	10.87	11.12	10.94	10.41

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	4.01	142.4°	4.15
8	41.4°	4.91	146.9°	5.25
10	40.6°	5.6	149.3°	6.22
12	41.2°	6.17	150.5°	7.12
14	40.2°	6.55	154.3°	7.96
16	39°	6.79	160.4°	8.64
20	37.6°	7.06	177.2°	9.7

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