10.18710/UIT4SNTromsø Geophysical ObservatoryUiT The Arctic University of NorwayDataverseNO2019Earth and Environmental SciencesPhysicsionodataionosondeionosphereionogramauroraSUN-EARTH INTERACTIONSJohnsen, Magnar GulliksenMagnar GulliksenJohnsenUiT The Arctic University of NorwayHall, ChrisChrisHallUiT The Arctic University of NorwayUiT The Arctic University of NorwayTromsø Geophysical Observatory, UiT The Arctic University of NorwayTromsø Geophysical Observatory, UiT The Arctic University of NorwayUiT The Arctic University of NorwayUiT The Arctic University of Norway2019-02-082022-07-04ionosonde data2322847611text/plainapplication/zip2.0CC0 1.0<p>About this dataset: This dataset contains ionosonde data in SAO format, and covers data from January 01-31, 1994.</p><p>About the Tromsø Ionosonde (1993-present): Since 1980, the ionosonde was situated at 69° 35' N, 19° 13' E at Ramfjordmoen near Tromsø, Norway and operated by the Auroral Observatory of the University of Tromsø and later on, in collaboration with QinetiQ. The Lowell ionosonde replaced the Auroral Observatory unit in 1992; see the related publication for details.</p>Tromsø Geophysical Observatory's Ramfjordmoen field station19.21666719.21666769.58333369.583333