ERUPTION ID:20-0300

BASIC INFORMATION

Eruption onset date Apr. 23.2020
Eruption onset time (LST) 5:17
Eruption column top (m) 2300
Total ashfall amount (kg) 4.82E+06
Total ashfall area (km2) 30.12

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.

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).

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.

関連記事

  1. BASIC INFORMATION .1

    ERUPTION ID:20-0040

  2. BASIC INFORMATION .1

    ERUPTION ID:22-0103

  3. ERUPTION ID:23-0120

  4. BASIC INFORMATION .1

    ERUPTION ID:20-0361

  5. BASIC INFORMATION .1

    ERUPTION ID:20-0098

  6. BASIC INFORMATION .1

    ERUPTION ID:18-0090