| 849年振武、天德地震史料考证与地震基本参数再校订 |
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| 作者姓名： | 刁守中 |
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| 作者单位： | 山东省地震局，济南250014 |
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| 基金项目： | 中国地震局老专家科研基金资助。 |
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| 摘 要： | 对公元849年振武、天德地震史料进行了考证，认为:①地名“河西”是指唐代河西县，在今陕西合阳县黄河沿岸地区。②“云迦”是指唐代“云迦关”，可能在今包头西北石门附近。③这次地震“压死者数千人”。利用考证后的史料，对这次地震基本参数进行了再校订，确定这次地震为公元849年10月24日包头东河（40.6°N，110.1°E）7?级地震。
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| 关 键 词： | 849年 河西县 云迦关 地震基本参数校订 |
| 收稿时间： | 2018-07-10 |
Historical research and the revision of basic parameters for the earthquake in 849 A.D. in Zhenwu and Tiande area |
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| Affiliation: | Shandong Earthquake Agency，Ji’nan 250014，China |
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| Abstract: | Historical research of the earthquake in 849 A.D. in Zhenwu and Tiande area shows: ① The name " Hexi” refers to the " Hexi county” of Tang dynasty, in the area of the Yellow River in Heyang county of Shaanxi Province. ② " Yujia” refers to the Tang dynasty " Yujia militarised gate”, probably near the northwest Shimen of Baotou city. ③ Thousands of people were killed in this earthquake. The basic parameters of earthquake are revised based on research of historical materials. This earthquake on October 24, 849 A.D. in the Baotou city Donghe district（north latitude 40.6° and 110.1° east longitude）is determined to be a magnitude 7? earthquake. |
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