BASIC INFORMATION
Eruption onset date | Oct. 23.2019 |
---|---|
Eruption onset time (LST) | 4:04 |
Eruption column top (m) | 2800 |
Total ashfall amount (kg) | 2.17E+05 |
Total ashfall area (km2) | 8.24 |
SPECIFIC INFORMATION
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. 2-4 Temporal change of total ash fall area.
SVO-XMP Radar (DPRI)
Fig. 4-3 RHI images of radar reflectivity factor ZH (animation).
Fig. 4-4 RHI images of Doppler velocity VD(animation).
Marine Radar (Kagoshima Univ. et al.)
Fig. 5-1 Development of eruption column.
DISDROMETER (DPRI)
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. 6-3 Temporal change of gamma PSD parameters and integrated PSD parameters.
Fig. 6-4 Temporal change of ash fall rate and PSD.
Fig. 6-5 Histograms of observed gamma PSD parameters.
Fig. 6-6 Histograms of observed normalized gamma PSD parameters.