FLEX — ORC Rating | RegattaPages

GPH

692.7

OSN

673.5

LOA

7.927 m

Displacement

1552 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6045

Medium

0.8007

High

0.8946

Triple Offshore

Low

0.7735

Medium

0.9697

High

1.0735

Boat Specifications

Dimensions

Length overall: 7.927 m
Beam: 2.86 m
Draft: 1.36 m
Displacement: 1552 kg
Crew weight: 325 kg
Wetted surface: 13.58 m²

Sails

Mainsail: 20.72 m²
Genoa: 18 m²
Spinnaker: 46.69 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-79
Builder: X-YACHTS
Designer: JEPPESEN
Year built: 1979
Stability index: 96.4

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.

6,42.9,4.477553,52,4.96,60,5.19,75,5.32,90,5.22,110,5.22,120,5.06,135,4.56,146,3.956395,150,3.79
8,40.6,5.189186,52,5.72,60,5.88,75,5.97,90,6.01,110,6.06,120,5.95,135,5.52,150,4.82,150.5,4.791145
10,38.4,5.525119,52,6.07,60,6.2,75,6.32,90,6.38,110,6.54,120,6.46,135,6.17,150,5.66,154.1,5.480471
12,37.8,5.644462,52,6.21,60,6.37,75,6.57,90,6.63,110,6.92,120,6.9,135,6.61,150,6.23,166.4,5.761548
14,37.8,5.707741,52,6.28,60,6.46,75,6.74,90,6.9,110,7.26,120,7.34,135,7.04,150,6.63,177.2,6.117303
16,37.8,5.733052,52,6.32,60,6.52,75,6.85,90,7.13,110,7.53,120,7.83,135,7.52,150,7.03,178.1,6.49357
20,39,5.751815,52,6.34,60,6.57,75,6.98,90,7.44,110,8.06,120,8.96,135,9.44,150,8.05,176.6,7.262784

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.96	5.19	5.32	5.22	5.22	5.06	4.56	3.79
8	5.72	5.88	5.97	6.01	6.06	5.95	5.52	4.82
10	6.07	6.2	6.32	6.38	6.54	6.46	6.17	5.66
12	6.21	6.37	6.57	6.63	6.92	6.9	6.61	6.23
14	6.28	6.46	6.74	6.9	7.26	7.34	7.04	6.63
16	6.32	6.52	6.85	7.13	7.53	7.83	7.52	7.03
20	6.34	6.57	6.98	7.44	8.06	8.96	9.44	8.05

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.28	146°	3.28
8	40.6°	3.94	150.5°	4.17
10	38.4°	4.33	154.1°	4.93
12	37.8°	4.46	166.4°	5.6
14	37.8°	4.51	177.2°	6.11
16	37.8°	4.53	178.1°	6.49
20	39°	4.47	176.6°	7.25

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