Fig. 2
From: Aso volcano eruption on October 8, 2016, observed by weather radars

Eruption cloud echoes observed by JMA-RDN from eruption time (1:46 JST) to 2:10 JST, October 8, 2016. Concentric circles represent 5, 10 and 15 km from the crater of Mt. Aso (▲)