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新疆地区地震目录最小完整性震级

孔祥艳 张盛峰 刘建明 上官文明

地震地磁观测与研究2016,Vol.37Issue(4):39-43,5.
地震地磁观测与研究2016,Vol.37Issue(4):39-43,5.DOI:10.3969/j.issn.1003-3246.2016.04.008

新疆地区地震目录最小完整性震级

Minimum magnitude of completeness for earthquake catalogues in Xinjiang region

孔祥艳 1张盛峰 2刘建明 1上官文明1

作者信息

  • 1. 中国乌鲁木齐830011新疆维吾尔自治区地震局
  • 2. 中国济南250014山东省地震局
  • 折叠

摘要

Abstract

The minimum magnitude of completenessMc reflects the network monitoring capability. For the 2 development periods (“the ninthifve-year plan” and “the tenth ifve-year plan”) of Xinjiang Seismic Network, we used the entire-magnitude-range (EMR) method to study the spatial distribution of minimum magnitude of completenessMc in Xinjiang region from Jan. 1, 2001 to Sep. 30, 2015. Bootstrap testing are also performed to estimate the uncertainty ofMc. This results show that the distribution ofMc is spatially inhomogeneous, and the spatial distributions ofMc are consistent with the distributions of stations. Moreover, the uncertainties of minimum magnitude of completenessδMc≤0.2, and its distribution is also spatially inhomogeneous. The value ofMc is generally decrease after “the tenth ifve-year plan”, which indicated that the monitoring capability of Xinjiang Seismic Network had been signiifcantly improved.

关键词

地震编目/最小完整性震级/EMR方法/新疆测震台网

Key words

earthquake catalogues/minimum magnitude of completenessMc/Xinjiang Seismic Network

引用本文复制引用

孔祥艳,张盛峰,刘建明,上官文明..新疆地区地震目录最小完整性震级[J].地震地磁观测与研究,2016,37(4):39-43,5.

基金项目

新疆地震科学基金(201402)中国地震局三结合课题(163105)和新疆地震科学基金(201506)联合资助 (201506)

地震地磁观测与研究

1003-3246

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