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行星位置与全球性灾害事件时间预测模拟
引用本文:李勇.行星位置与全球性灾害事件时间预测模拟[J].自然灾害学报,2009,18(6).
作者姓名:李勇
作者单位:中国科学院国家天文台,北京,100012
摘    要:根据某类事件发生时的行星空间位置分布,可以从理论上建立该事件的时间预测模型.指出这一方法有可能通过计时历史资料的归算,提供未来灾害事件发生时刻的预测信息.以地震为例,给出了该方法的具体思路.处理了1900-1996年中国震级6.5及以上级的311次地震资料,据此:(1)统计得出了历史时期的地震时间与行星位置分布的相关性;(2)利用这种相关性并以7星组合作1997-2010年间6.5及以上级地震的模拟预测,给出了6个可能的危险日期;(3)采用1997年1月至2006年6月的35次M6.5级地震对模型作检验,表明总计14种单星和组合模型中日、月、水星、金星和天王星等五种模型稍好,而冥王星和海王星模型则不理想.(4)指出该模型不适用于较大区域,因其难以提供较精确的地点信息.此外,预测精度还与步长和确定的危险日期的数量有关.

关 键 词:行星位置  地震  灾害  天文地球动力学

Planetary positions and time forecast simulation of global disastrous events
LI Yong.Planetary positions and time forecast simulation of global disastrous events[J].Journal of Natural Disasters,2009,18(6).
Authors:LI Yong
Abstract:A theoretical modeling for disaster time prediction can be acquired according to the distributions of planetary positions when one kind of global disaster occurred.So forecasting the occurrence time for future disaster is possible after processing its historical timed data.As an example,now we limit to earthquake and give out a speeifie method.In this paper the data for 311 earthguakes with magnitude equal to and larger than 6.5 in China from 1900 through 1996 are gathered.And we investigated the statistical correlations between historical quake times and the distribution of planetary positions,especially the apparent ecliptic longitude.The testing time prediction for future possible M≥6.5 quake from 1997 to 2010 is inferred with use of these relations and Seven Bodies Model which is assembled by the sun,the moon,Mercury,Venus,Mars,Jupiter,and Saturn,and the six possible earthquake-dates are predicted.The checks are given with 35 cases of real M≥6.5 earthquakes from Jan.1997 to Jun.2006.The result shows that in all the 14 models,either single body or body groups,five models are a little better,they ale the sun,the moon,Mercury,Venus and Uranus,but the models of Pluto and Neptune do not match well.And it is also pointed out that there exist some shortcomings of this model in application to larger regions as lack of the ability to ascertain the information of quake location.Furthermore,the accuracy of the model is influenced by the step length of prediction and the numbers of predicted possible disaster's dates.
Keywords:planetary position  earthquake  disaster  astrogeodynamics
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