EISCAT is an acronym for the European Incoherent Scatter Scientific Association. They operate three incoherent scatterradar systems, at 224 MHz, 931 MHz, and 500 MHz, in Northern Scandinavia used to study the interaction between the Sun and the Earth as revealed by disturbances in the ionosphere and magnetosphere. At the Ramfjordmoen facility (near Tromsø, Norway) they operate an ionospheric heater facility. This long range radar antenna (approximately 40m (130ft) in diameter) rotates on a track to observe activities near the horizon. ... Scandinavia, Fennoscandia, and the Kola Peninsula. ... A sun is the star at the center of a solar system. ... Earth, also known as the Earth or Terra, is the third planet outward from the Sun. ... The ionosphere is the part of the atmosphere that is ionized by solar radiation. ... A magnetosphere is the region around an astronomical object, in which phenomena are dominated by its magnetic field. ... County Troms Landscape Municipality NO-1902 Administrative centre Tromsø Mayor (2004) Herman Kristoffersen (Ap) Official language form Neutral Area - Total - Land - Percentage Ranked 18 2,566 km² 2,519 km² 0. ...
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