Belogradchik Observatory was created in 1961.
The population of Belogradchik is 5,334.
The population of Belogradchik Municipality is 7,045.
The area of Belogradchik Municipality is 411 square kilometers.
Jura Observatory was created in 1993.
Detroit Observatory was created in 1854.
Sphinx Observatory was created in 1937.
Ursa Observatory was created in 1926.
Carter Observatory was created in 1937.
Corralitos Observatory was created in 1961.
Stonyhurst Observatory was created in 1838.
Cincinnati Observatory was created in 1843.
Shattuck Observatory was created in 1854.