Fig. 1
From: Equatorial plasma bubble seeding by MSTIDs in the ionosphere
TECMap over South America on the evening of July 05, 2014, at 23:10 UT. The black line indicates the geomagnetic equator, and the broken line indicates the solar terminator line at an altitude of 300 km. The color shade scale is from TEC unit 01 (dark blue) to 40 (dark red). The red-lined elliptical circles depict the location and extension of the EPBs