Figure 8From: Polarization analysis of VLF/ELF waves observed at subauroral latitudes during the VLF-CHAIN campaign Polarization angle and mean value variation with time for simultaneously observed chorus. Polarization angle and calculated mean value variation with time for three simultaneously observed chorus emissions as seen from ATH (blue) and FVM (red) as a function of UT. (a) 18 February 2012. (b) 19 February 2012. (c) 20 February 2012.Back to article page