530865.fig.009a
(a)
530865.fig.009b
(b)
530865.fig.009c
(c)
530865.fig.009d
(d)
Figure 9: Examples of ionospheric anomalies (electric and magnetic fields and ion density) related to Merapi October 26, 2010, eruption. (a) September 15. (b) October 11. (c) October 23. (d) November 13.