An ionospheric conductance gradient driver for subauroral picket fence visible signatures near STEVE events

Kristina A Lynch1, Edward W McManus1, Joshua Gutow2, Meghan Burleigh3 and Matthew D Zettergren4, (1)Dartmouth College, Hanover, NH, United States, (2)Dartmouth College, Hanover, United States, (3)US Naval Research Laboratory, Monterey, MI, United States, (4)Embry-Riddle Aeronautical University, Department of Physical Sciences, Daytona Beach, FL, United States