Fig. 6From: Prediction of global ionospheric VTEC maps using an adaptive autoregressive modelRMS of the differences between forecasting products and the final CODG in 2009 and 2015. The magenta and green dotted lines depict the RMS of the differences between ARPG and CODG and those between C1PG and CODG in 2009, respectively. Red and blue dotted lines depict the RMS of the differences between ARPG and CODG and those between C1PG and CODG in 2015, respectivelyBack to article page