Fig. 10From: Ground-based instruments of the PWING project to investigate dynamics of the inner magnetosphere at subauroral latitudes as a part of the ERG-ground coordinated observation networkOutput voltages, quiet-day curves (QDCs) and cosmic noise absorption (CNA) measured by the broad-beam riometer at GAK, ATH, KAP, and HUS on March 30, 2017. Vertical dashed lines indicate the time of zero MLT (magnetic midnight) at each stationBack to article page