Monte Mario Observatory


Monte Mario Observatory
Osservatorio Astronomico di Roma.jpg
Observatory code 034 Edit this on Wikidata
LocationRome, Monte Mario, Italy Edit this at Wikidata
Coordinates41°55′21″N 12°27′09″E / 41.9225°N 12.4525°E / 41.9225; 12.4525Coordinates: 41°55′21″N 12°27′09″E / 41.9225°N 12.4525°E / 41.9225; 12.4525
Altitude128 m (420 ft) Edit this at Wikidata
Established1923 Edit this on Wikidata Edit this at Wikidata
Monte Mario Observatory is located in Italy
Monte Mario Observatory
Location of Monte Mario Observatory
Related media on Wikimedia Commons

The Monte Mario Observatory (Sede di Monte Mario, literally "Monte Mario Site") is an astronomical observatory and is part of the Rome Observatory (Osservatorio Astronomico di Roma). It is located atop of Monte Mario in Rome, Italy. This location (12°27'8.4"E ) was used as the prime meridian (rather than Greenwich) for maps of Italy until the 1960s.

See also


  • Astronomical observatories in Italy