6 Francs 1966 - Royal Observatory of Belgium

6 Francs 1966 - Royal Observatory of Belgium
Added by Bart Perdieus
General Description : The Royal Observatory of Belgium, officially known in French as the Observatoire Royal de Belgique, and in Dutch as the Koninklijke Sterrenwacht van Belgiƫ, is situated at Uccle (Ukkel in Dutch) since 1890, although it was originally founded in 1834. It was home to a 100 cm diameter aperture Zeiss reflector in the first half of the 20th century, one of the largest telescopes in the world at the time. It has had a variety of other astronomical instruments, such as astrographs, as well as a range of seismograph equipment (such as for detecting earthquakes).

The main activities are:
Reference systems and geodynamics
Astrometry and dynamics of celestial bodies
Solar physics.
Face value 6 Francs
Catalog code (Michel) 1432
Catalog code Belgian Stamps Catalog BE-1379
Print run 2.500.000
Issue date 28/05/1966
Perforation 11 1/2
Catalog prices No catalog prices set yet