Calculation of Seismic Moment and Japanses Local Magnitude.
Case: Intraplate Earthquake,Microscopic Parameter.

Keyword

Microscopic Parameter,Seismic Moment,S-wave velocity,Area of Fault,Equivalent Radius of Source fault,Short Period Level of the Acceleration Source Spectrum,Equivalent Radius of Asperities,Total Area of Asperities,asperity.

Reference

・『最新の地盤震動研究を活かした強震波形の作成法』(社団法人　日本建築学会).

Remarks

・Seismic moment M0=(S/2.23*10^15)^(3/2)*10^-7.(Somerville et al.(1999)).
・Seismic moment M0=(S/4.24*10^11)^2*10^-7.(IRIKURA･MIYAKE.(2001)).
・A(dyne･cm/s^2)=2.46*10^17*(M0(N･m)*10^7)^(1/3).
・r(km)=(7*π/4)*(M0(N･m)/(A(N･m/s^2)*R(km))*β^2.

History

・2009/07/31：Upload.