FLEX — ORC Rating | RegattaPages

GPH

700.8

OSN

681.3

LOA

7.927 m

Displacement

1760 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5956

Medium

0.7932

High

0.8877

Triple Offshore

Low

0.7631

Medium

0.9601

High

1.0567

Boat Specifications

Dimensions

Length overall: 7.927 m
Beam: 2.86 m
Draft: 1.38 m
Displacement: 1760 kg
Crew weight: 325 kg
Wetted surface: 14.26 m²

Sails

Mainsail: 20.96 m²
Genoa: 18 m²
Spinnaker: 48.18 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-79
Builder: X-YACHTS
Designer: JEPPESEN
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.

6,42.8,4.388536,52,4.86,60,5.1,75,5.23,90,5.14,110,5.18,120,5.01,135,4.5,145.8,3.917393,150,3.75
8,40.8,5.112319,52,5.65,60,5.81,75,5.91,90,5.96,110,6.03,120,5.92,135,5.46,150,4.77,150.5,4.745186
10,38.5,5.468893,52,6.02,60,6.15,75,6.26,90,6.32,110,6.48,120,6.42,135,6.14,150,5.62,153.7,5.454628
12,38,5.609061,52,6.16,60,6.31,75,6.49,90,6.55,110,6.83,120,6.81,135,6.56,150,6.2,165.8,5.745553
14,38,5.659821,52,6.22,60,6.39,75,6.65,90,6.79,110,7.11,120,7.19,135,6.96,150,6.58,177.7,6.084902
16,38,5.685202,52,6.26,60,6.44,75,6.74,90,6.99,110,7.33,120,7.59,135,7.38,150,6.95,178.6,6.451926
20,39,5.738948,52,6.29,60,6.5,75,6.88,90,7.26,110,7.73,120,8.33,135,8.73,150,7.81,178.4,7.152789
24,41.5,5.727975,52,6.25,60,6.5,75,6.93,90,7.43,110,8.13,120,9.16,135,11.21,143,10.856016,150,10.02

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.86	5.1	5.23	5.14	5.18	5.01	4.5	3.75
8	5.65	5.81	5.91	5.96	6.03	5.92	5.46	4.77
10	6.02	6.15	6.26	6.32	6.48	6.42	6.14	5.62
12	6.16	6.31	6.49	6.55	6.83	6.81	6.56	6.2
14	6.22	6.39	6.65	6.79	7.11	7.19	6.96	6.58
16	6.26	6.44	6.74	6.99	7.33	7.59	7.38	6.95
20	6.29	6.5	6.88	7.26	7.73	8.33	8.73	7.81
24	6.25	6.5	6.93	7.43	8.13	9.16	11.21	10.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.22	145.8°	3.24
8	40.8°	3.87	150.5°	4.13
10	38.5°	4.28	153.7°	4.89
12	38°	4.42	165.8°	5.57
14	38°	4.46	177.7°	6.08
16	38°	4.48	178.6°	6.45
20	39°	4.46	178.4°	7.15
24	41.5°	4.29	143°	8.67

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