Rubens de Azevedo, Brazilian amateur astronomer (Fortaleza 30 October 1921 - Fortaleza 17 January 2008)
Discovered a Transitory Lunar Phenomenon (TLP) involving crater Aristarch in the Moon (1969); it was confirmed by astronaut Edwin Aldrin.
Discovered one Lunar valley near crater Grimaldi (1963). It was confirmed by Chilean astronomers a year after. One suggested that the valley should be called Vallis Azevedo.
Active Member, Lunar International Observers Network, NASA.
Member, Societé Astronomique de France
Member, Asociación Argentina Amigos de la Astronomia
Fellow Member, International Lunar Society.
A good biography: http://astronomiaemfortaleza.blogspot.com/2008/02/61anos-da-criao-da-sbaasociedade.html (in Portuguese)