Conjugate observation of auroral finger-like structures by ground all-sky cameras and THEMIS satellites

Katsuki Nishi, Nagoya University, Nagoya, Japan, Shiokawa Kazuo, ISEE, Nagoya University, Nagoya, Japan, Eric Donovan, University of Calgary, Physics and Astronomy, Calgary, AB, Canada and Dennis Fruehauff, Technical University of Braunschweig, Braunschweig, Germany