The National Astronomical Observatory of Chile is an astronomical observatory owned and operated by the Department of Astronomy of the University of Chile (UCh). It is located on Cerro Calán, a hill in the commune of Las Condes. The commune is an eastern suburb of Santiago located in Santiago Province of the Santiago Metropolitan Region. OAN was founded in 1852 and became a part of UCh in 1927. The facility on Cerro Calán was completed in 1962.

The University of Chile is a public research university in Santiago, Chile. It was founded on November 19, 1842, and inaugurated on September 17, 1843. It is the oldest in the country. It was established as the continuation of the former colonial Royal University of San Felipe (1738), and has a rich history in academic, scientific and social outreach. The university seeks to solve national and regional issues and to contribute to the development of Chile. It is recognized as one of the best universities in Latin America for its leadership and innovation in science, technology, social sciences, and arts through the functions of creation, extension, teaching, and research. It is considered the most important and prestigious university in the country.