GPS scintillation and irregularities at the front of an ionization tongue in the nightside polar ionosphere

Christer van der Meeren, Kjellmar Oksavik, Dag Lorentzen +2

In this paper we study a tongue of ionization (TOI) on 31 October 2011 which stretched across the polar cap from the Canadian dayside sector to Svalbard in the nightside ionosphere…