DIABLA — ORC Rating | RegattaPages

GPH

749.7

OSN

726.9

LOA

9.31 m

Displacement

4545 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5394

Medium

0.7308

High

0.8416

Triple Offshore

Low

0.6929

Medium

0.9069

High

1.0127

Boat Specifications

Dimensions

Length overall: 9.31 m
Beam: 3.17 m
Draft: 1.58 m
Displacement: 4545 kg
Crew weight: 349 kg
Wetted surface: 19.93 m²

Sails

Mainsail: 19.49 m²
Genoa: 38.97 m²
Spinnaker: 62.36 m²
Asymmetric spinnaker: 0 m²

Design

Type: F&C 31
Builder: AST. F&C
Designer: GERMAN FRERS
Year built: 1975
Stability index: 105.3

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.

6,44.4,3.960963,52,4.33,60,4.59,75,4.77,90,4.72,110,4.59,120,4.47,135,4.07,148,3.596494,150,3.52
8,42.6,4.591786,52,5.12,60,5.4,75,5.62,90,5.59,110,5.6,120,5.46,135,5.01,150,4.46,152,4.383046
10,43,5.182171,52,5.74,60,5.98,75,6.14,90,6.16,110,6.26,120,6.18,135,5.85,150,5.26,153.8,5.093293
12,43.5,5.569538,52,6.05,60,6.25,75,6.41,90,6.47,110,6.61,120,6.56,135,6.35,150,5.97,157.4,5.675847
14,42.9,5.678848,52,6.17,60,6.38,75,6.59,90,6.67,110,6.89,120,6.86,135,6.67,150,6.38,170,5.909783
16,42.4,5.714631,52,6.23,60,6.44,75,6.71,90,6.86,110,7.14,120,7.16,135,6.97,150,6.68,178.4,6.262442
20,42.9,5.747104,52,6.25,60,6.48,75,6.82,90,7.15,110,7.38,120,7.63,135,7.58,150,7.26,179,6.821039

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.33	4.59	4.77	4.72	4.59	4.47	4.07	3.52
8	5.12	5.4	5.62	5.59	5.6	5.46	5.01	4.46
10	5.74	5.98	6.14	6.16	6.26	6.18	5.85	5.26
12	6.05	6.25	6.41	6.47	6.61	6.56	6.35	5.97
14	6.17	6.38	6.59	6.67	6.89	6.86	6.67	6.38
16	6.23	6.44	6.71	6.86	7.14	7.16	6.97	6.68
20	6.25	6.48	6.82	7.15	7.38	7.63	7.58	7.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.83	148°	3.05
8	42.6°	3.38	152°	3.87
10	43°	3.79	153.8°	4.57
12	43.5°	4.04	157.4°	5.24
14	42.9°	4.16	170°	5.82
16	42.4°	4.22	178.4°	6.26
20	42.9°	4.21	179°	6.82

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