ERUPTION ID:18-0169

BASIC INFORMATION

Eruption onset date May. 15.2018
Eruption onset time (LST) 8:08
Eruption column top (m) 2500
Total ashfall amount (kg) 2.78E+06
Total ashfall area (km2) 18.08

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).
Fig. 4-5 RHI images of differential reflectivity ZDR (animation).
Fig. 4-6 RHI images of specific differential phase KDP(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. 6-1 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:21-0025

  2. BASIC INFORMATION .1

    ERUPTION ID:18-0194

  3. ERUPTION ID:21-0008

  4. BASIC INFORMATION .1

    ERUPTION ID:18-0066

  5. BASIC INFORMATION .1

    ERUPTION ID:18-0342

  6. BASIC INFORMATION .1

    ERUPTION ID:23-0059