RUSSIAN JOURNAL OF EARTH SCIENCES, VOL. 20, ES5006, doi:10.2205/2020ES000705, 2020

Table 2. Parameters Used for Simulations of Acceleration Time Histories Recorded by "Makhachkala" Seismic Station
Stress drop 50 bar
Geometrical $1/r$ for $r < 50 $ km
spreading 1/50 for $50 \leq r < 150$ km
$1/r^{0.5}$ for $ r > 150$ km
$Q(f)$ $100 f^{0.9}$ for $r_h <160$ km
$150 f^{0.6}$ for $r_h >160$ km
Strong-motion $0.41r$ for $r < 50$ km
duration $dur (r)$ $20.5+0.15r$ for $r > 50$ km
Kappa value $\kappa$ 0.08 s
Average $S$-wave 3.8 km/s
velocity in the
earth's crust at
the source depths
Average density of 2.6 g/cm$^3$
the earth's crust
at the source depths

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Citation: Pavlenko Olga V. (2020), Regional characteristics of radiation and propagation of seismic waves in the North-Eastern Caucasus, Russ. J. Earth Sci., 20, ES5006, doi:10.2205/2020ES000705.
 

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