Figure 6From: Impacts of solar activity on performance of the IRI-2012 model predictions from low to mid latitudes Seasonal variation of hourly mean GPS-TEC and IRI-2012 model TEC at Patumwan Thailand. Comparison of hourly mean IRI 2012 model TEC for three topside Ne, IRI-NeQ, IRI01-corrand IRI-2001with ground-based GPS-TEC during 2009 to 2013 at Thailand (CUSV) for (a) summer, (b) winter, and (c) equinox.Back to article page