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Numerical Simulation of Material Ejection into the Atmosphere Induced by Oblique Impacts of Ten-Kilometer-Diameter Asteroids into the Ocean
Izvestiya, Physics of the Solid Earth ( IF 1 ) Pub Date : 2023-06-17 , DOI: 10.1134/s1069351323030126
V. V. Shuvalov

Abstract—The results of a three-dimensional numerical simulation of the oblique impacts of ten-kilometer asteroids at an angle of 45° onto a solid surface and into an ocean with a depth of 1 to 6 km are presented. The maximum masses of water, impactor, and soil ejected into the atmosphere and the masses of water, impactor material, and soil remaining in the atmosphere 10 min after the impact are calculated. The mass of vaporized ejecta is determined. It is shown that there are 2–5 times more impactor material and soil ejected into the atmosphere during oblique impacts than during vertical impacts.



中文翻译:

十公里直径小行星斜向撞击海洋诱发物质弹射入大气的数值模拟

摘要—给出了 10 公里小行星以 45° 角倾斜撞击固体表面和深度为 1 至 6 公里的海洋的三维数值模拟结果。计算喷射到大气中的水、撞击物和土壤的最大质量以及撞击后 10 分钟留在大气中的水、撞击物材料和土壤的质量。确定汽化喷射物的质量。结果表明,倾斜撞击期间喷射到大气中的撞击物材料和土壤比垂直撞击期间多 2-5 倍。

更新日期:2023-06-19
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