LA DIANA — ORC Rating

GPH

680.5

OSN

655.9

LOA

11.229 m

Displacement

7462 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5918

Medium

0.8174

High

0.9618

Triple Offshore

Low

0.7585

Medium

1.0013

High

1.1298

Boat Specifications

Dimensions

Length overall: 11.229 m
Beam: 3.47 m
Draft: 2.07 m
Displacement: 7462 kg
Crew weight: 621 kg
Wetted surface: 28.34 m²

Sails

Mainsail: 26 m²
Genoa: 31.26 m²
Spinnaker: 88.31 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 371
Builder: NAUTOR SWAN
Designer: RON HOLLAND
Year built: 1979

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.

6,43.5,4.204725,52,4.65,60,4.88,75,5,90,5.07,110,5.18,120,5.03,135,4.55,145.2,4.079648,150,3.87
8,41.2,4.970662,52,5.54,60,5.76,75,5.92,90,6.09,110,6.26,120,6.11,135,5.64,149.6,4.96224,150,4.94
10,39.8,5.518796,52,6.16,60,6.36,75,6.52,90,6.73,110,6.88,120,6.8,135,6.47,150,5.83,152.4,5.709749
12,38.9,5.923599,52,6.56,60,6.72,75,6.86,90,7.05,110,7.23,120,7.19,135,6.96,150,6.53,156.9,6.240341
14,38.2,6.171607,52,6.79,60,6.94,75,7.09,90,7.21,110,7.48,120,7.47,135,7.28,150,6.97,168.2,6.446226
16,37.8,6.302561,52,6.93,60,7.09,75,7.25,90,7.32,110,7.69,120,7.72,135,7.56,150,7.27,177.2,6.798116
20,37.5,6.390595,52,7.04,60,7.22,75,7.48,90,7.59,110,7.96,120,8.2,135,8.12,150,7.79,179,7.381124
24,37.9,6.387152,52,7.06,60,7.27,75,7.59,90,7.82,110,8.16,120,8.53,135,8.79,150,8.37,178.8,7.861724

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.65	4.88	5	5.07	5.18	5.03	4.55	3.87
8	5.54	5.76	5.92	6.09	6.26	6.11	5.64	4.94
10	6.16	6.36	6.52	6.73	6.88	6.8	6.47	5.83
12	6.56	6.72	6.86	7.05	7.23	7.19	6.96	6.53
14	6.79	6.94	7.09	7.21	7.48	7.47	7.28	6.97
16	6.93	7.09	7.25	7.32	7.69	7.72	7.56	7.27
20	7.04	7.22	7.48	7.59	7.96	8.2	8.12	7.79
24	7.06	7.27	7.59	7.82	8.16	8.53	8.79	8.37

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.05	145.2°	3.35
8	41.2°	3.74	149.6°	4.28
10	39.8°	4.24	152.4°	5.06
12	38.9°	4.61	156.9°	5.74
14	38.2°	4.85	168.2°	6.31
16	37.8°	4.98	177.2°	6.79
20	37.5°	5.07	179°	7.38
24	37.9°	5.04	178.8°	7.86

Loading polar chart…