Asociación Argentina Amigos de la Astronomía (AAAA, A.A.A.A.

[1] It was founded on January 4, 1929 and its field courses are held on related subjects, research in collaboration with professional bodies and printed publications or multimedia, and recreational activities for the general public.

It includes several Reflecting and Refractor Telescopes of various types and sizes, a small astrograph, optical tools and machinery for the construction and optical polishing of telescopes.

It was built by the French company Gautier House, on behalf of the Paris Observatory and transferred to Argentina in 1882 on the occasion of the extraordinary event of the transit of Venus of December 6, 1882.

[2] The name was later homologated and by the International Astronomical Union on 1 September 1993 (M.P.C.