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Table 1 Plume heights estimated for each radar, and composite plume height

From: Kusatsu-Shirane volcano eruption on January 23, 2018, observed using JMA operational weather radars

Radar site \({R}_{\varphi }^{\alpha }\) \([\mathrm{m}]\) \(\frac{dn}{dh}\) \({k}_{\mathrm{e}}\) Median plume height [m ASL] Standard deviation [m]
Nagano 6,365,417 − 2.571E−08 1.195 5692 632
Niigata 6,359,764 − 2.655E−08 1.201 5133 1091
Tokyo 6,375,958 − 2.829E−08 1.221 5776 1330
Composite 5580 506