SAMADHA - CHACALTAYA LABORATORY

The Chacaltaya Laboratory

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Chacaltaya Laboratory, 5240 m a.s.l., Bolivia 16.35° S - 68.13° W

The laboratory, one of the highest in the world, is located 30 km from the city of La Paz, near the top of Mount Chacaltaya. It belongs to the Universidad Mayor de San Andrés in La Paz, Instituto de Investigaciones Fisicas. The Laboratory has a long history in cosmic rays and particle physics. In the laboratory a 12NM-64 neutron monitor is in operation since 1966. Beside experiment on cosmic rays and related physics, the laboratory hosts instruments for atmospheric studies. In particular the Chacaltaya laboratory is a GAW (Global Atmospheric Watch) station, where measurements of relevant atmospheric parameters such as carbon dioxide, aerosols and ultraviolet irradiance are carried out. The northen part of La Paz with Mount Chacaltaya in the background

The entrance of the Chacaltaya Laboratory The main buildings of the Laboratory The road that goes to Chacaltaya from La Paz