Osservatorio Astronomico di Collurania-Teramo
The Osservatorio Astronomico di Collurania-Teramo "V. Cerulli “ (OACT, also known as Collurania-Teramo Observatory or Collurania Observatory, Teramo ) is an observatory of the Istituto Nazionale di Astrofisica in Teramo , Italy . It was founded by Vincenzo Cerulli , in whose honor it bears his name.
The observatory has a reflector telescope with a diameter of 76 cm and one with a diameter of 108 cm in the branch at Campo Imperatore .