code: 006) is an astronomical observatory located in Barcelona, Catalonia, Spain pointed towards the south at 415 metres above sea level (latitude: 41,4184° N; longitude: 2,1239° E).

It was established in 1904 and belongs to the Royal Academy of Science and Arts of Barcelona (Catalan: Reial Acadèmia de Ciències i Arts de Barcelona).

The visual instrument (the lower of the two tubes) has an aperture of 38 cm and a focal length of 6 meters (f/15.8).

The photographic instrument also has an aperture of 38 cm, but a shorter focal length of 4 meters (f/10.5).

[1] This article about a specific observatory, telescope or astronomical instrument is a stub.