BASIC INFORMATION
Eruption onset date | May. 25.2020 |
---|---|
Eruption onset time (LST) | 8:32 |
Eruption column top (m) | 1800 |
Total ashfall amount (kg) | 1.80E+06 |
Total ashfall area (km2) | 6.62 |
SPECIFIC INFORMATION
![BASIC INFORMATION .1](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_xmp_mlit-01.png)
![BASIC INFORMATION .2](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_xmp_mlit-02.png)
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.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_xmp_mlit-03.png)
![Fig. 2-4 Temporal change of total ash fall area.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_xmp_mlit-04.png)
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.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-01.png)
![Fig. 6-2 Gamma fitting curves of observed particle size distributions.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-02.png)
![Fig. 6-3 Temporal change of gamma PSD parameters and integrated PSD parameters.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-03.png)
![Fig. 6-4 Temporal change of ash fall rate and PSD.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-04.png)
![Fig. 6-5 Histograms of observed gamma PSD parameters.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-05.png)
![Fig. 6-6 Histograms of observed normalized gamma PSD parameters.](https://vash.jp/wp-content/uploads/2024/07/skr20-0344_disdro-06.png)
NOTE
trm_xmpの積算値・svoの図は、20-0343-0346を合算したもの