SPARTA — ORC Rating | RegattaPages

GPH

620.5

OSN

600.5

LOA

13.25 m

Displacement

10768 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6222

Medium

0.8734

High

1.0409

Triple Offshore

Low

0.8141

Medium

1.1046

High

1.273

Boat Specifications

Dimensions

Length overall: 13.25 m
Beam: 4.35 m
Draft: 1.95 m
Displacement: 10768 kg
Crew weight: 530 kg
Wetted surface: 39.11 m²

Sails

Mainsail: 52.96 m²
Genoa: 45.54 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 118.82 m²

Design

Type: Dufour 460 GL
Builder: Dufour Yachts
Designer: Felci
Year built: 2011

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.

6,45.8,4.503955,52,4.94,60,5.32,75,5.64,90,5.64,110,5.7,120,5.53,135,4.94,144,4.449845,150,4.16
8,43.5,5.348962,52,5.98,60,6.36,75,6.69,90,6.85,110,6.97,120,6.76,135,6.15,147.2,5.460602,150,5.3
10,42.8,6.09216,52,6.81,60,7.19,75,7.48,90,7.73,110,7.84,120,7.7,135,7.18,147.5,6.438292,150,6.27
12,42,6.674338,52,7.43,60,7.72,75,7.93,90,8.19,110,8.29,120,8.21,135,7.88,148,7.251947,150,7.1
14,41.2,7.057276,52,7.78,60,8.01,75,8.21,90,8.43,110,8.67,120,8.59,135,8.3,149.5,7.717937,150,7.68
16,40.5,7.193526,52,7.95,60,8.18,75,8.42,90,8.57,110,9.06,120,9.01,135,8.67,150,8.06,174,7.149164
20,40.5,7.285582,52,8.04,60,8.31,75,8.74,90,9.04,110,9.62,120,9.89,135,9.53,150,8.63,178,8.064913

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.94	5.32	5.64	5.64	5.7	5.53	4.94	4.16
8	5.98	6.36	6.69	6.85	6.97	6.76	6.15	5.3
10	6.81	7.19	7.48	7.73	7.84	7.7	7.18	6.27
12	7.43	7.72	7.93	8.19	8.29	8.21	7.88	7.1
14	7.78	8.01	8.21	8.43	8.67	8.59	8.3	7.68
16	7.95	8.18	8.42	8.57	9.06	9.01	8.67	8.06
20	8.04	8.31	8.74	9.04	9.62	9.89	9.53	8.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.8°	3.14	144°	3.6
8	43.5°	3.88	147.2°	4.59
10	42.8°	4.47	147.5°	5.43
12	42°	4.96	148°	6.15
14	41.2°	5.31	149.5°	6.65
16	40.5°	5.47	174°	7.11
20	40.5°	5.54	178°	8.06

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