From: Correction to: Magnitude–frequency distribution of volcanic explosion earthquakes
Volcano (observation period) | Corr. coeff. | D max | N b | \( D_{ {\rm max} } \sqrt {N_{\text{b}} } \) | Δ (km) | Freq. (Hz) | D R (cm2) | a 0 | Unit | A 0 (mm) | M | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
D-log | s-log | D-log | s-log | D-log | s-log | |||||||||
Sakurajima Minami-dake (1963–1999) | 0.892 | 0.996 | 0.310 | 0.171 | 30 | 1.698 | 0.938 | 2.7 | 1.0 | 871.4 | 0.0750 | mm | 0.0750 | 1.8 |
Sakurajima Showa crater (2008–2011) | 0.948 | 0.989 | 0.170 | 0.055 | 21 | 0.777 | 0.253 | 3.0 | 1.0 | 347.8 | 0.0284 | mm | 0.0284 | 1.4 |
Suwanosejima (January–June, 2011) | 0.998 | 0.891 | 0.040 | 0.206 | 27 | 0.207 | 1.070 | 0.5 | 2.0 | 50.7 | 0.1800 | mm/s | 0.0143 | −0.2 |
Tokachi–dake (December 16, 1988–March 5, 1989) | 0.907 | 0.987 | 0.202 | 0.102 | 10 | 0.638 | 0.321 | 4.5 | 1.0 | 357.0 | 0.0238 | mm | 0.0238 | 1.7 |
Semeru Vulcanian (March 18–April 10, 2007) | 0.967 | 0.995 | 0.044 | 0.043 | 52 | 0.318 | 0.312 | 0.5 | 1.0 | 939.5 | 1.1800 | mm/s | 0.1879 | 0.9 |
Semeru Gas bursts (March 17–April 10, 2011) | 0.955 | 0.997 | 0.054 | 0.043 | 36 | 0.323 | 0.257 | 0.5 | 1.0 | 560.5 | 0.7040 | mm/s | 0.1121 | 0.7 |
Lokon (September 2012–September 2013) | 0.934 | 0.973 | 0.223 | 0.128 | 18 | 0.948 | 0.541 | 1.4 | 1.0 | 547.6 | 0.4110 | mm/s | 0.0654 | 1.2 |
Stromboli 1–8 Hz (June 2014) | 0.940 | 0.989 | 0.073 | 0.058 | 39 | 0.454 | 0.360 | 0.4 | 4.0 | 0.9 | 0.0097 | mm/s | 0.0004 | −1.9 |
Stromboli 0.05–0.2 Hz (June 2014) | 0.965 | 0.996 | 0.078 | 0.024 | 33 | 0.446 | 0.135 | 0.4 | – | – | 0.2700 | m/s | – | – |