In-situ Measurement of Reversed Flow Event in the Cusp Ionosphere

Yaqi Jin1, Joran Moen2, Wojciech J. Miloch1, Kjellmar Oksavik3 and Lasse Boy Novock Clausen1, (1)University of Oslo, Department of Physics, Oslo, Norway, (2)University Centre in Svalbard, Longyearbyen, Norway, (3)The Arctic University of Norway, Department of Physics, Tromsø, Norway