The italian national telescope ( TIRGO ) is located on the northern tower of the Kulm Hotel at Gornergrat (3135 m altitude) near Zermatt . It is a 1.5m Cassegrain telescope with a wobbling secondary and optimized for infrared observations.

The telescope and related instrumentation is run by the Istituto di Radioastronomia (IRA - C.N.R. ), sezione di Firenze (former CAISMI) , with the assistance of the Osservatorio Astrofisico di Arcetri and the Dipartimento di Astronomia e Scienza dello Spazio of the Universita' di Firenze For any information about Tirgo, please contact Filippo Mannucci , tel +39-055-2752-230

Instruments and documentation Observing proposals : it is not possible to submit proposals now. Object Observability    with the coordinates of Gornergrat The TIRGO IR ARCHIVE of ARNICA and LONGSP data              with about 250.000 publicly available image Useful Addresses TIRGO general observer's guidelines An introduction (in Italian) to infrared astronomy and TIRGO Observing schedule   TIRGO Observer's home page List of the Tirgo related publications A few Tirgo astronomical images A few available  slides Tirgo night reports Sky and Telescope Tirgo images

Current weather on Gornergrat  (from topin.ch)

(pictures by G. Marcucci)

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