The largest IACT telescope is the 17 m MAGIC telescope at the Roque de los Muchachos Observatory in La Palma, to which a second 17 m telescope was added in 2009.
IACT |
The Cherenkov radiation from these charged particles is used to determine the source and intensity of the cosmic ray or gamma ray, which is used for example in the Imaging Atmospheric Cherenkov Technique (IACT), by experiments such as VERITAS, H.E.S.S. and MAGIC.