Cagliari Observatory

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Observatory

Location of Cagliari Observatory

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The Cagliari Observatory (Italian: Osservatorio Astronomico di Cagliari, or OAC) is an astronomical observatory owned and operated by Italy's Istituto Nazionale di Astrofisica (National Institute for Astrophysics, INAF). It is located 20 km away from Cagliari in Sardinia. It was founded in 1899 to study the Earth's rotation.