A Case Study of Magnetotail Conditions at Substorm and Pseudosubstorm Onsets

Yukinaga Miyashita1, Vassilis Angelopoulos2, Kento Fukui3 and Shinobu Machida3, (1)Korea Astronomy and Space Science Institute, Daejeon, South Korea, (2)UCLA, Department of Earth, Planetary, and Space Sciences and Institute of Geophysics and Planetary Physics, Los Angeles, CA, United States, (3)Nagoya University, Institute for Space-Earth Environmental Research, Nagoya, Japan