Ondřejov Observatory
| Historic cupola of the Ondřejov Observatory | |
| Organization | |
|---|---|
| Observatory code | 557 | 
| Location | Ondřejov, Ondřejov, Central Bohemian Region, Czech Republic | 
| Coordinates | 49°54′33″N 14°46′53″E / 49.9092531°N 14.7814231°E | 
| Altitude | 500 m (1,600 ft) | 
| Established | 1898 | 
| Website | www | 
| Telescopes | 
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| Related media on Commons | |
The Ondřejov Observatory (pronounced [ˈondr̝ɛjof]; Czech: Observatoř Ondřejov) is the principal observatory of the Astronomical Institute of the Czech Academy of Sciences. It is located in the municipality of Ondřejov, 35 kilometres (22 miles) southeast of Prague, Czech Republic. It has a 2-metre (6 ft 7 in) wide telescope, which is the largest in the Czech Republic.