Formidable

Captured

Type	Ship of the line
Rate	Third rate
Guns	80
Wars	French Revolutionary Wars, Napoleonic Wars

Service

1795–1805	Formidable	France
from 1805	Brave Captured at Cape Ortegal	Britain

80-gun ship, Rear-Admiral Dumanoir's flagship. Escaped from Trafalgar with the van and was taken at Cape Ortegal; HMS Brave in British service.

Naval Combat between the French ship Formidable commanded by Captain Troude, three British ships, the Caesar, the Spencer, the Venerable and the English frigate Thames in sight of Cadiz, July 13, 1801 Photo: Pierre-Julien Gilbert, Public domain · Wikimedia Commons

Armament and specifications

Armament

French service

30 × 36-pounder long guns
32 × 24-pounder long guns
18 × 12-pounder long guns
4 × obusiers de vaisseau

British service

Lower deck: 32 × 32-pounder guns
Upper deck: 30 × 18-pounder guns
Quarterdeck: 2 × 12-pounder guns + 14 × 32-pounder carronades
Forecastle: 2 × 12-pounder guns + 4 × 32-pounder carronades

Builder	Toulon
Laid down	August 1794
Launched	17 March 1795
Displacement	3,868 tonneaux
Length	194 ft 6 in (59.28 m) (gundeck) 159 ft 7.75 in (48.6601 m) (keel)
Complement	690

As built, from the ship's Wikipedia article. Figures there may cover later refits too.