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Nyffenegger & Frohlich 2000
Nyffenegger, P. and Frohlich, C. (2000). Aftershock occurrence rate decay properties for intermediate and deep earthquake sequences. Geophysical Research Letters 27: doi: 10.1029/1999GL010371. issn: 0094-8276.

We perform a detailed analysis of seven aftershock sequences with intermediate- or deep-focus mainshocks occurring in the Aleutian Islands, Japan, the Pamir-Hindu Kush (PHK), Tonga, and Bolivia. For each sequence we determine the modified Omori law (MOL) p value and goodness of fit. For all sequences, we are able to find a time interval where the sequence conforms to MOL decay with either c≡0 or c variable. The two sequences with deep-focus mainshocks have slightly larger p values than the intermediate depth sequences. Despite the rarity of well defined intermediate or deep aftershock sequences, neither the observed p values nor the overall sequence decay behavior significantly differ from that observed for shallow sequences. ¿ 2000 American Geophysical Union

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Abstract

Keywords
Seismology, Earthquake dynamics and mechanics, Seismology, Seismicity and seismotectonics, Tectonophysics, Dynamics, seismotectonics
Journal
Geophysical Research Letters
http://www.agu.org/journals/gl/
Publisher
American Geophysical Union
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