February 25, 2020

On February 25, 2020, KAGRA started observing run after its commissioning procedures and engineering runs.

KAGRA is a large-scale cryogenic gravitational-wave telescope developed in Kamioka, Hida City, Gifu Prefecture, Japan under the leadership of the University of Tokyo’s Institute for Cosmic Ray Research (ICRR) with contributions from the National Astronomical Observatory of Japan (NAOJ) and the High Energy Accelerator Research Organization (KEK). The construction started in 2010 and completed in the last year [press release].

KAGRA’s control room just after the observation start