KOSMA
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"Kosma" redirects here. For the Hungarian composer, see Joseph Kosma.
The Kölner Observatorium für SubMillimeter Astronomie (KOSMA) is a 3-m radio telescope located at 3,135 m on Gornergrat near Zermatt (Switzerland). It is operated by the I. Physikalisches Institut (Cologne, Germany). It is a submillimeter radio telescope that can be used for observations between 210 and 880 GHz.