Skip to main content

Table 1 Spatial grid size and search area and time for the back-projection analysis

From: Source location and mechanism analysis of an earthquake triggered by the 2016 Kumamoto, southwestern Japan, earthquake

Step number Grid size in horizontal direction (°) Area for grid search (latitude/longitude) Grid size in vertical direction (km) Depth range for grid search (km) Time range for grid search (s)
1 0.1 N32.9750–33.4750/E131.0825–131.5825 10 0–30 30–40
2 0.05 N33.0750–33.4750/E131.1825–131.5825 5 0–20 32–40
3 0.025 N33.1500– 33.4000/E131.2075–131.4575 2.5 0–15 32–38
4 0.0125 N33.1875–33.3375/E131.2700–131.4200 1.25 0–15 32–35.5