ERUPTION ID：18-0059

BASIC INFORMATION

Eruption onset date Mar. 28.2018
Eruption onset time (LST) 10:24
Eruption column top (m) 2900
Total ashfall amount (kg) 5.13E+05
Total ashfall area (km2) 5.83

SPECIFIC INFORMATION

BASIC INFORMATION .1
BASIC INFORMATION .2

TRM-XMP Radar (MLIT)

Fig. 2-1 Accumulated ash fall distribution (animation).
Fig. 2-2 Ash fall duration time (animation).
Fig. 2-3 Temporal change of total ash fall amount.
Fig. 2-3 Temporal change of total ash fall amount.
Fig. 2-4 Temporal change of total ash fall area.
Fig. 2-4 Temporal change of total ash fall area.

DISDROMETER (DPRI)

Fig. 6-1 Density plots of the particle size and fall velocity of volcanic ash particles.
Fig. 6-1 Density plots of the particle size and fall velocity of volcanic ash particles.
Fig. 6-2 Gamma fitting curves of observed particle size distributions.
Fig. 6-2 Gamma fitting curves of observed particle size distributions.
Fig. 6-3 Temporal change of gamma PSD parameters and integrated PSD parameters.
Fig. 6-3 Temporal change of gamma PSD parameters and integrated PSD parameters.
Fig. 6-4 Temporal change of ash fall rate and PSD.
Fig. 6-4 Temporal change of ash fall rate and PSD.
Fig. 6-5 Histograms of observed gamma PSD parameters.
Fig. 6-5 Histograms of observed gamma PSD parameters.
Fig. 6-6 Histograms of observed normalized gamma PSD parameters.
Fig. 6-6 Histograms of observed normalized gamma PSD parameters.

Meteorological Information

Fig. 7-1 Atmospheric instability in the upper atmosphere shown by the emagram.
Fig. 7-1 Atmospheric instability in the upper atmosphere shown by the emagram.

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