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Fig. 2 | Earth, Planets and Space

Fig. 2

From: Rapid dike intrusion into Sakurajima volcano on August 15, 2015, as detected by multi-parameter ground deformation observations

Fig. 2

a Change in horizontal distance between GNSS stations KURG and SVOG during the period from January 2006 to December 2015. Errors of these data are ≤0.2 cm. b Monthly number of explosions from January 2006 to December 2015. Black bars represent explosions at the summit crater of Minami-dake, and white bars represent explosions at the Showa crater. c Monthly weight of volcanic ash ejected from January 2006 to December 2015 estimated by the SVRC using the method proposed by Eto (2001)

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