Skip to main content


Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Fig. 8 | Earth, Planets and Space

Fig. 8

From: 2014 Mount Ontake eruption: characteristics of the phreatic eruption as inferred from aerial observations

Fig. 8

Schematic illustrations showing the estimation of velocity and flight duration of ballistic ejecta based on the ballistic calculator software, “Eject!” (Mastin 2008). a Estimation of the initial velocity of ejecta that traveled the furthest. b Estimation of initial and final velocities and minimum and maximum flight durations of ballistic ejecta that traveled to Kengamine, where many people were killed on impact

Back to article page