| 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 België, 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 Astrophysics Solar physics. |
| Face value | 6 Francs |
| Catalog code (Michel) | BE 1432 |
| Catalog code (Scott) | BE 669 |
| Catalog code | Yvert et Tellier BE 1379 Stanley Gibbons BE 1972 AFA number BE 1453 Belgium BE 1379 Unificato BE 1379 |
| Stamp colour | multicolor |
| Stamp use | Commemorative stamp |
| Print run | 2.500.000 |
| Issue date | 28/05/1966 |
| Designer | Constant Spinoy / Oscar Bonnevalle |
| Print technique | photogravure and recess |
| Perforation | 11 1/2 |
| Height | 38.00 mm |
| Width | 28.00 mm |
| Catalog prices | No catalog prices set yet |
